Mxje 3
Mxje 3
                                                      MX-JE3,MX-JE31
                                                                                                                                                                         MX-JE3
                                                                                                                                                                      Area suffix
                                                                                                                                                      US ------------------------ Singapore
                                                                                                                                                      UW ----------- Brazil,Mexico,Peru
                                                                                                                                                      UX -------------------- Saudi Arabia
                                                                                                                                                      UY ------------------------ Argentina
                                                                                                                                                      UG --- Turkey,South Africa,Egypt
                                                                                                                                                      UE -----------------------------Turkey
                                                                                                                                                      UN ----------------------------- Asean
                                                                                                                                                                        MX-JE31
                                                 (SP-MXJE3)                   (CA-MXJE3)                    (SP-MXJE3)                                                Area suffix
                                                                                                                                                      UX -------------------- Saudi Arabia
                                                                                                                                                      UG --- Turkey,South Africa,Egypt
                                                                                                                                                      UN ----------------------------- Asean
                                                                               TABLE OF CONTENTS
                 1    PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
                 2    SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
                 3    DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
                 4    ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-34
                 5    TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-41
      1-2 (No.MB385)
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                                                                         SECTION 1
                                                                        PRECAUTION
              1.1   Safety Precautions
                (1) This design of this product contains special hardware and                 voltmeter.
                    many circuits and components specially for safety purpos-                 Move the resistor connection to each exposed metal
                    es. For continued protection, no changes should be made                   part, particularly any exposed metal part having a return
                    to the original design unless authorized in writing by the                path to the chassis, and measure the AC voltage across
                    manufacturer. Replacement parts must be identical to                      the resistor. Now, reverse the plug in the AC outlet and
                    those used in the original circuits. Services should be per-              repeat each measurement. Voltage measured any must
                    formed by qualified personnel only.                                       not exceed 0.75 V AC (r.m.s.). This corresponds to 0.5
                                                                                              mA AC (r.m.s.).
                (2) Alterations of the design or circuitry of the product should                                              AC VOLTMETER
                    not be made. Any design alterations of the product should                                                 (Having 1000
                    not be made. Any design alterations or additions will void                                                ohms/volts,
                    the manufacturers warranty and will further relieve the                                                   or more sensitivity)
                    manufacture of responsibility for personal injury or property
                    damage resulting therefrom.                                                           0.15 F AC TYPE
                                                                                                                                      Place this
                (3) Many electrical and mechanical parts in the products have                                                         probe on
                    special safety-related characteristics. These characteris-                                                        each exposed
                    tics are often not evident from visual inspection nor can the                             1500      10W           metal part.
                    protection afforded by them necessarily be obtained by us-
                                                                                             Good earth ground
                    ing replacement components rated for higher voltage, watt-
                    age, etc. Replacement parts which have these special
                    safety characteristics are identified in the Parts List of Ser-
                                                                                      1.2   Warning
                    vice Manual. Electrical components having such features
                    are identified by shading on the schematics and by ( ) on           (1) This equipment has been designed and manufactured to
                    the Parts List in the Service Manual. The use of a substitute           meet international safety standards.
                    replacement which does not have the same safety charac-             (2) It is the legal responsibility of the repairer to ensure that
                    teristics as the recommended replacement parts shown in                 these safety standards are maintained.
                    the Parts List of Service Manual may create shock, fire, or         (3) Repairs must be made in accordance with the relevant
                    other hazards.                                                          safety standards.
                                                                                        (4) It is essential that safety critical components are replaced
                (4) The leads in the products are routed and dressed with ties,             by approved parts.
                    clamps, tubings, barriers and the like to be separated from         (5) If mains voltage selector is provided, check setting for local
                    live parts, high temperature parts, moving parts and/or                 voltage.
                    sharp edges for the prevention of electric shock and fire
                    hazard. When service is required, the original lead routing
                    and dress should be observed, and it should be confirmed          1.3   Caution
                    that they have been returned to normal, after reassem-            Burrs formed during molding may be left over on some parts
                    bling.                                                            of the chassis.
                                                                                      Therefore, pay attention to such burrs in the case of pre-
                (5) Leakage shock hazard testing                                      forming repair of this system.
                    After reassembling the product, always perform an isola-
                    tion check on the exposed metal parts of the product (an-
                    tenna terminals, knobs, metal cabinet, screw heads,               1.4   Critical parts for safety
                    headphone jack, control shafts, etc.) to be sure the product
                                                                                      In regard with component parts appearing on the silk-screen
                    is safe to operate without danger of electrical shock.Do not
                                                                                      printed side (parts side) of the PWB diagrams, the parts that are
                    use a line isolation transformer during this check.
                                                                                      printed over with black such as the resistor (    ), diode (     )
                    • Plug the AC line cord directly into the AC outlet. Using a
                                                                                      and ICP (      ) or identified by the " " mark nearby are critical
                       "Leakage Current Tester", measure the leakage current
                                                                                      for safety. When replacing them, be sure to use the parts of the
                       from each exposed metal parts of the cabinet, particular-
                                                                                      same type and rating as specified by the manufacturer.
                       ly any exposed metal part having a return path to the
                                                                                      (This regulation dose not Except the J and C version)
                       chassis, to a known good earth ground. Any leakage cur-
                       rent must not exceed 0.5mA AC (r.m.s.).
                    • Alternate check method
                       Plug the AC line cord directly into the AC outlet. Use an
                       AC voltmeter having, 1,000Ω per volt or more sensitivity
                       in the following manner. Connect a 1,500Ω 10W resistor
                       paralleled by a 0.15µF AC-type capacitor between an ex-
                       posed metal part and a known good earth ground.
                       Measure the AC voltage across the resistor with the AC
                                                                                                                                           (No.MB385)1-3
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      1.5   Preventing static electricity
      Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser
      diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs.
      1.5.1 Grounding to prevent damage by static electricity
      Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as laser products.
      Be careful to use proper grounding in the area where repairs are being performed.
        (1) Ground the workbench
            Ground the workbench by laying conductive material (such as a conductive sheet) or an iron plate over it before placing the
            traverse unit (optical pickup) on it.
        (2) Ground yourself
            Use an anti-static wrist strap to release any static electricity built up in your body.
                       (caption)
                       Anti-static wrist strap
                                                  1M
                                                                                                  Conductive material
                                                                                                  (conductive sheet) or iron palate
         (3) Handling the optical pickup
             • In order to maintain quality during transport and before installation, both sides of the laser diode on the replacement optical
               pickup are shorted. After replacement, return the shorted parts to their original condition.
               (Refer to the text.)
             • Do not use a tester to check the condition of the laser diode in the optical pickup. The tester's internal power source can easily
               destroy the laser diode.
Card wire
      1-4 (No.MB385)
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              1.8    Important for laser products
                1.CLASS 1 LASER PRODUCT                                                      5.CAUTION : If safety switches malfunction, the laser is able
                2.DANGER : Invisible laser radiation when open and inter                          to function.
                    lock failed or defeated. Avoid direct exposure to beam.                  6.CAUTION : Use of controls, adjustments or performance of
                3.CAUTION : There are no serviceable parts inside the                             procedures other than those specified here in may result in
                    Laser Unit. Do not disassemble the Laser Unit. Replace                        hazardous radiation exposure.
                    the complete Laser Unit if it malfunctions.
                4.CAUTION : The CD,MD and DVD player uses invisible                                                                   Please use enough caution not to
                                                                                                     !
                    laser radiation and is equipped with safety switches which                                                        see the beam directly or touch it
                    prevent emission of radiation when the drawer is open and                                                         in case of an adjustment or operation
                    the safety interlocks have failed or are defeated. It is                                                          check.
                    dangerous to defeat the safety switches.
WARNING LABEL
                                                                               CAUTION : Visible and Invisible   ADVARSEL : Synlig og usynlig       VARNING : Synlig och               VARO : Avattaessa ja suojalukitus
                                                                               laser radiation when open and     laserstråling når maskinen er      osynling laserstrålning när        ohitettuna tai viallisena olet alttiina
                                                                               interlock failed or defeated.     åben eller interlocken fejeler.    den öppnas och spärren är          näkyvälle ja näkymättömälle
                                                                               AVOID DIRECT EXPOSURE TO          Undgå direkte eksponering til      urkopplad. Betrakta ej             lasersäteilylle. Vältä säteen
                                                                               BEAM.                       (e)   stråling.                   (d)    strålen.                (s)        kohdistumista suoraan itseesi. (f)
                                                                                                                                                                                                                 (No.MB385)1-5
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                                                       SECTION 2
                                             SPECIFIC SERVICE INSTRUCTIONS
      1-6 (No.MB385)
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                                                                         SECTION 3
                                                                       DISASSEMBLY
              3.1   Main body section
              3.1.1 Removing the metal cover
                      (See Figs.1 to 3)
                (1) From the both sides of the main body, remove the two
                    screws A attaching the metal cover. (See Figs.1 and 2.)
                                                                                                            Metal cover
                (2) From the back side of the main body, remove the six
                    screws B attaching the metal cover. (See Fig.3.)
                (3) Remove the metal cover from the main body while lifting
                    the rear section of the metal cover in the direction of the ar-
                    row. (See Figs.1 and 2.)
Metal cover
                                                                                                             A
                                                                                                    Fig.2
Metal cover B
                                    A
                                              Fig.1
B B
Fig.3
                                                                                                                   (No.MB385)1-7
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      3.1.2 Removing the front panel assembly
             (See Figs.4 to 7)
      • Remove the metal cover.
        (1) From the right side of the main body, remove the screw C           Plastic rivet
            attaching the earth wires on the reverse side of the main                CN860       CN880          Main board
            board. (See Fig.4.)
             Reference:
                After attaching the earth wires, fix them with a spacer as
                before. (See Fig.4.)
         (2) Remove the plastic rivet attaching the main board. (See
             Fig.4.)
         (3) From the inside of the main body, disconnect the card wires
             from the connectors (CN303, CN860, CN880) on the for-
             ward side of the main board. (See Fig.4.)
         (4) Remove the wire clamp fixing the wires and disconnect the
             wires from the connector (CN301, CN302) on the forward
             side of the main board. (See Fig.5.)
             Reference:
                After connecting the wires to the connectors, fix the wires
                with the wire clamp as before. (See Fig.5.)
         (5) From the left side of the main body, disconnect the parallel
             wire from the connector CN103 on the transformer board.
             (See Fig.5.)
         (6) Disconnect the wire from the connector CN119 on the
             transformer board. (See Fig.5.)                                                            C
                                                                                CN303
             Reference:                                                                          Spacer
               After connecting the wire, pass the wire through the slot
                                                                                          Earth wires
               b of the holder board as before. (See Fig.5.)
         (7) Remove the tie band fixing the wire and disconnect the                                     Fig.4
             wire from the connector CN106 on the speaker terminal
             board. (See Fig.5.)                                              Speaker terminal board
            Reference:                                                                                           Holder board
                                                                                          CN106
               • After connecting the wire, fix the wire with a new tie                             Parallel wire
                 band as before. (See Fig.5.)
               • After connecting the wire, pass the wire through the
                 slot b of the holder board as before. (See Fig.5.)
        (8) From the top side of the main body, remove the two screws
            D attaching the front panel assembly to the main body.
            (See Fig.6.)                                                                                                        b
        (9) From the bottom side of the main body, remove the three
            screws E and two screws F attaching the front panel as-                                                          Wire
            sembly. (See Fig.7.)                                                                                             Parallel
       (10) Release the claws a and remove the front panel assembly                                                          wire
            from the main body in the direction of the arrow. (See
            Fig.7.)
                                                                                                                             CN103
                                                                                               CN119              CN301
                                                                               Tie band
                                                                                            wires
                                                                              Transformer board
                                                                                                                     CN302
                                                                                                                    Main board
                                                                                                            Wire clamp
                                                                                                        Fig.5
      1-8 (No.MB385)
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                                                      Front panel assembly
                                                           D
                                              Fig.6
                                                            a   E
                                              Fig.7
                                                                                 (No.MB385)1-9
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      3.1.3 Removing the tuner
             (See Figs.8 and 9.)
      • Remove the metal cover.
        (1) From the top side of the main body, disconnect the card                         Tuner
            wire from the connector CN21 on the main board. (See           CN410   CN21             Main board
            Fig.8.)
        (2) From the back side of the main body, remove the two
            screws G attaching the tuner to the rear panel. (See Fig.9.)
                                                                                                                 Video board
                                                                                   Tuner                   H
                                                                                              Rear panel
                                                                                                Fig.9
      1-10 (No.MB385)
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              3.1.5 Removing the rear panel
                      (See Figs.10 and 11)
              • Remove the metal cover.
                (1) From the back side of the main body, remove the screw J
                    attaching the rear cover. (See Fig.10.)
                                                                                                         J
                (2) Release the sections c and remove the rear cover from the
                    rear panel. (See Fig.10.)
                (3) Remove the two screws K and fifteen screws L attaching
                    the rear panel. (See Fig.11.)
                    Reference:
                      Remove the tuner and video board as required. (See
                      Figs.8 and 9.)
                (4) From the both sides of the main body, release the sections
                    d of the center chassis in the direction of the arrow and re-
                    lease the joints e attaching the rear panel to the bottom
                    chassis. (See Fig. 11.)
                                                                                            Rear panel
                                                                                                                      L
                                                                                                                                   d
                                                                                                                                       K
                                                                                    L
                                                                                            e                     L   Bottom chassis
                                                                                                                                       e
Fig.11
                                                                                                                              (No.MB385)1-11
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      3.1.6 Removing the DVD mechanism assembly
             (See Figs.12 and 13)
      • Remove the metal cover, tuner and video board.
        (1) From the top side of the main body, remove the three
            screws M attaching the DVD mechanism assembly on the
                                                                             DVD mechanism assembly       M    Center chassis
            center chassis. (See Fig.12.)
        (2) From the forward side of the main board, disconnect the
            card wires from the connectors (CN11, CN511, CN513).                                                           Spacer
            (See Fig.12.)
             Reference:                                                                                                     Card
                When reassembly, pass the card wire through the sec-                                                        wires
               tion f of the main board before connecting the card wire
               to the connector CN11. (See Fig.12.)
         (3) Remove the spacers fixing the card wires. (See Fig.12.)
             Reference:
                After connecting the card wires, fix them with the spacers
                                                                             M
                as before. (See Fig.12.)
         (4) From the inside of the main body, take out the DVD mech-                                                      Spacer
             anism assembly.
         (5) Remove the tray fitting from the DVD mechanism assembly           Main board    Card wire        CN11       CN513
             in the direction of the arrow. (See Fig.13.)
                                                                                                                     CN511
                                                                                                      f
                                                                                 Card wire
                                                                                                 Fig.12
                                                                              Tray fitting
                                                                                                 Fig.13
      1-12 (No.MB385)
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              3.1.7 Removing the main board
                     (See Figs.14 and 15)
              • Remove the metal cover, tuner, video board and rear panel.
                (1) From the right side of the main body, remove the screw N                          CN880         Main board
                    attaching the earth wires on the reverse side of the main                                               CN11 CN513
                    board. (See Fig.14.)                                                f
                    Reference:
                       After attaching the earth wires, fix them with a spacer as
                       before. (See Fig.14.)                                                                                                         CN511
                (2) Remove the plastic rivet attaching the main board. (See         CN860
                    Fig.14.)
                (3) From the inside of the main body, disconnect the card wires     Plastic
                    from the connectors (CN11, CN303, CN511, CN513,                 rivet                                                            CN216
                    CN860, CN880) on the forward side of the main board.
                    (See Figs.14 and 15.)
                                                                                    CN303
                    Reference:
                       When reassembly, pass the card wire through the sec-
                       tion f of the main board before connecting the card wire
                       to the connector CN11. (See Fig.14.)
                (4) Remove the wire clamp fixing the wires and disconnect the                                              CN201
                    wires from the connector (CN301, CN302) on the forward
                    side of the main board. (See Fig.15.)
                                                                                                                                 CN216        CN206
                    Reference:                                                                  Spacer         N
                      After connecting the wires to the connectors, fix the wires                   Earth wires
                      with the wire clamp as before. (See Fig.15.)
                                                                                               Main board                                     g
                (5) Disconnect the parallel wire from the connectors (CN220,                                          3      h           1
                    CN221) on the main board. (See Fig.15.)
                (6) Release the lock g of the connector CN216 on the main                                                  2
                                                                                                                          Speaker terminal
                                                                                                                          board
                    board in the direction of the arrow 1 and disconnect the                         CN201
                    main board from the connector CN216 on the speaker ter-                                         Main board
                                                                                                         Primary board
                    minal board toward this side. (See Fig.14.)
                    Note:                                                                                           Fig.14
                      When releasing the lock g, take care not to break it. (See
                      Fig.14.)                                                                                  Card wire
                                                                                                    CN511                           f
                (7) Release the lock h of the connector CN201 on the primary                                CN11
                                                                                            CN513                         CN880
                    board in the direction of the arrow 2 and disconnect the                                                                         CN860
                    main board from the connector CN201 in the direction of
                    the arrow 3. (See Fig.14.)
              Note:                                                                    Card
               When releasing the lock h, take care not to break it. (See              wires
               Fig.14.)
CN303
                                                                                            CN221                                       CN301
                                                                                                         CN220
                                                                                                                                             CN302
                                                                                                            wires
                                                                                                                                       Main board
                                                                                    Parallel wire     Main board               Wire clamp
                                                                                                                    Fig.15
                                                                                                                                             (No.MB385)1-13
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      3.1.8 Removing the center chassis assembly
             (See Fig.16)
      • Remove the metal cover, tuner, video board and rear panel.
        (1) From the top side of the main body, disconnect the card                                          Main board
            wires from the connectors (CN11, CN511, CN513) on the
            main body.                                                           CN511                              f
                                                                                         Card wire
                                                                              CN513 CN11
             Reference:
               When reassembly, pass the card wire through the sec-
               tion f of the main board before connecting the card wire
               to the connector CN11.
         (2) Remove the two screws P attaching the center chassis as-
             sembly.
         (3) Take out the center chassis assembly with the DVD mech-
             anism assembly from the main body.
                                                                                                                             P
                                                                          Card
                                                                          wires
                                                                          Power
                                                                          cord                                              Q
                                                                                   CN250   Q                  CN103
                                                                                                           CN119  Parallel wire
                                                                                               Transformer board
                                                                                                  Fig.17
      1-14 (No.MB385)
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              3.1.10 Removing the speaker terminal board
                      (See Fig.18.)
              • Remove the metal cover, tuner, video board, rear panel, main
                board and center chassis assembly.                                      Speaker terminal board
                (1) From the top side of the main body, remove the tie band fix-
                    ing the parallel wire.
                    Reference:                                                                                        CN214
                      After connecting the parallel wire, fix it with the new tie   CN205
                                                                                                         i
                      band.                                                                       j
                (2) Disconnect the parallel wire from the connector CN106 on                                           Primary board
                    the speaker terminal board.
                (3) Release the locks (i, j) of the connectors (CN205, CN214)
                    and disconnect the speaker terminal board in an upward di-
                    rection.
              Note:
               When releasing the locks (i, j), take care not to break them.
                                                                                                                              (No.MB385)1-15
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      3.1.11 Removing the regulator board and main amplifier board
              (See Figs.19 and 20)
      • Remove the metal cover, tuner, video board, rear panel, main
        board, center chassis assembly and speaker terminal board.             Main amplifier board
        (1) From the top side of the main body, disconnect the regula-
            tor and main amplifier boards in an upward direction while                                        k
            releasing the locks (k, m) of the connectors (CN202,                           CN202
            CN203) on the primary board. (See Fig.19.)
             Note:                                                                                                Primary board
                When releasing the locks (k, m), take care not to break
                them. (See Fig.19.)
         (2) Take out the regulator and main amplifier boards at the
             same time from the main body.
         (3) Remove the two screws R attaching the leaf spring to the
             heat sink and remove the regulator board from the heat
             sink. (See Fig.20.)
         (4) Remove the two screws R attaching the main amplifier
             board to the heat sink. (See Fig.20.)
                                                                                     m
                                                                                                        Regulator board
                                                                                                  CN203
                                                                                          Primary board
                                                                                                  Fig.19
Regulator board
R R
      1-16 (No.MB385)
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              3.1.12 Removing the primary board
                      (See Fig.21)
              • Remove the metal cover, tuner, video board, rear panel, main
                board, center chassis assembly, speaker terminal board, reg-          Primary board         Bottom chassis
                ulator board and main amplifier board.
                (1) From the top side of the main body, disconnect the wire
                    from the connector CN119 on the transformer board.
                    Reference:
                       Pass the wire through the slot n of the holder board be-
                       fore connecting the wire to the connector.
                                                                                  p
                (2) Remove the screw S attaching the primary board on the
                    bottom chassis.
                                                                                                                              S
                (3) Remove the section p of the primary board and take out the
                    primary board from the bottom chassis.
                                                                                                                             Holder
                                                                                                                             board
                                                                                                                 CN119       Wire
                                                                                            Transformer board
                                                                                                        Fig.21
                                                                                                                         (No.MB385)1-17
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      3.1.13 Removing the FL board
             (See Figs.22 and 23)
      • Remove the metal cover and front panel assembly.
        (1) From the front side of the front panel assembly, pull the vol-
            ume knob out of the front panel assembly. (See Fig.22.)
                                                                                           T                FL board
                                                                                                                             T
        (2) From the inside of the front panel assembly, remove the six
            screws T attaching the FL board. (See Fig.23.)
        (3) Release the claws q in the direction of the arrow and take               q
            out the FL board from the front panel assembly. (See
            Fig.23.)
                                                                                 T                                                     T
      3.1.14 Removing the switch board
              (See Figs.22 to 24)                                                U
      • Remove the metal cover and front panel assembly.                         U'                                                    U
        (1) From the front side of the front panel assembly, pull the mi-
            crophone knob out of the front panel assembly. (See
            Fig.22.)
        (2) From the inside of the front panel assembly, remove the
            three screws U and screw U' attaching the stay bracket.          Earth wire
            (See Fig.23.)
             Reference:
               When attaching the screw U', attach the earth wire with
               it. (See Fig.23.)
         (3) From the inside of the front panel assembly, remove the
             eleven screws V attaching the switch board. (See Fig.24.)
         (4) Take out the switch board from the front panel assembly.                     Front panel assembly      Stay bracket
                    Volume knob
                                                                                X                                                     X
                                                                              Earth
                                                                              wire
                                                                                                 Cassette mechanism
                                                                                          W'     assembly                  W
                                                                                   Swing cam (R)                       Swing cam (L)
                                                                                                          Fig.24
                   Microphone knob
Fig.22
      1-18 (No.MB385)
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              3.2   DVD mechanism section
              • Remove the DVD mechanism assembly from the main body.
                (See "3.1.6 Removing the DVD mechanism assembly".)
              3.2.1 Removing the clamper base
                      (See Fig.1)
                (1) From the top side of the DVD mechanism assembly, re-
                    move the two screws A attaching the clamper base.                                  Clamper base
                (2) Lift the clamper base in an upward direction to remove it
                    from the projections a of the DVD mechanism assembly.          a       A
                                                                                                                        b
                (3) Slide the clamper base in the direction of the arrow and re-
                    move it from the joints b.
                                                                                   a                                     b
                                                                                          A
                                                                                               DVD mechanism assembly
                                                                                                        Fig.1
              3.2.2 Removing the tray assembly
                     (See Fig.2)
                (1) From the top side of the DVD mechanism assembly, re-
                    move the two screws B attaching the shaft guide of the tray                    DVD mechanism assembly
                    assembly.
                (2) Remove the tray assembly from the projections c of the
                    DVD mechanism assembly and take out the tray assem-            Tray assembly
                    bly.
c c
                                                                                                   B
                                                                                       Shaft guide
                                                                                                        Fig.2
                                                                                                                      (No.MB385)1-19
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      3.2.3 Removing the traverse mechanism assembly
             (See Figs.3)
        (1) From the bottom side of the DVD mechanism assembly, re-
            move the four screws C attaching the traverse mechanism            DVD mechanism assembly
            assembly.
        (2) Take out the traverse mechanism assembly with the DVD                                    DVD module board
            module board.
C C
                                                                                            k                                     Torsion spring
                                                                                                      Shaft
                                                                                                    Pickup                    n
                                                                                                                  Fig.7
                                                                                                                                       (No.MB385)1-21
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      3.2.6 Attaching the pickup
             (See Figs.4,6 to 9)
      • See "3.2.5 Removing the pickup".
        (1) Attach the shaft, SW actuator and lead spring to the pickup.                           Pickup
            (See Fig.8.)
        (2) Align the pickup to the section n of the traverse mechanism
            assembly first and set the both ends of the shaft of the pick-
            up in the sections (k, m) of the traverse mechanism assem-
            bly. (See Fig.7.)
             Note:
               When attaching the shaft to the section m, attach it under                           SW actuator
               the torsion spring. (See Fig.7.)
         (3) Attach the plate and thrust spring. (See Fig.6.)
         (4) Remove solders from the short land sections d after con-
             necting the card wire to the connector on the pickup. (See
             Figs.4 and 6.)
         (5) Turn the feed gear M in the direction of the arrow 1 to move
             the pickup in the direction of the arrow 2. (See Fig.9.)
                                                                              Shaft
                                                                                                           Lead spring
                                                                                                       F
                                                                                           Fig.8
Feed gear M
                                                                                                           Pickup
                                                                                           Fig.9
      1-22 (No.MB385)
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              3.2.7 Removing the feed motor
                      (See Figs.10 to 12)
              • Remove the traverse mechanism assembly.
                (1) From the top side of the traverse mechanism assembly, re-      Feed gear M           Lead screw
                    move the screw G attaching the plate and thrust spring.
                                                                                                 Feed motor
                    (See Fig.10.)                                                Feed gear E                  Wires      t
                (2) Remove the engagement section p attaching the plate to
                    the feed holder and remove the plate. (See Fig.10.)
                (3) Remove the engagement sections (q, r), remove the thrust
                                                                                  H                                           s
                   Thrust spring
                                     Thrust spring
                                 p
                                           Feed holder
                      Plate                   Traverse mechanism assembly
G K
Fig.13
Fig.10
                                                                                                                         (No.MB385)1-23
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      3.2.9 Removing the switch board
             (See Fig.14.)
        (1) From the bottom side of the DVD mechanism assembly, re-
            move the screw L attaching the switch board.                                Switch board
        (2) Disconnect the card wire from the connector CN1 on the
            switch board.                                                             CN1
                                                                                            u     v
        (3) Remove the wires from the soldered section u on the           Card wire
            switch board.
        (4) Lift the switch board while pressing the claw v of the DVD
            mechanism assembly in the direction of the arrow and re-
            move it from the section w.
      Reference:                                                          L
        Put the wires on the section x after attaching the switch board
        to the DVD mechanism assembly.
                                                                                  w     x       Wires
      3.2.10 Removing the motor
             (See Figs.14 and 15)                                                                 DVD mechanism assembly
      • Remove the clamper base and tray assembly.
        (1) From the bottom side of the DVD mechanism assembly, re-                               Fig.14
            move the wires from the soldered section u on the switch
            board. (See Fig.14.)                                                                        Motor pulley
        (2) From the top side of the DVD mechanism assembly, re-
            move the belt from the motor pulley. (See Fig.15.)
             Note:
               Take care not to attach grease on the belt.                                                             Belt
         (3) Remove the two screws M attaching the motor to the DVD
             mechanism assembly and take out the motor from the bot-
             tom side of the DVD mechanism assembly. (See Fig.15.)
      Reference:                                                                M
        Put the wires on the section x after attaching the motor to the
        DVD mechanism assembly. (See Fig.14.)
      1-24 (No.MB385)
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              3.3   Cassette mechanism assembly section
              • Prior to performing the following procedures, remove the cassette mechanism assembly.
                (See "3.1.16 Removing the cassette mechanism assembly".)
              3.3.1 Removing the main motor and replacing the main belts
                      (See Figs.1 and 2)
                (1) From the front side of the cassette mechanism assembly,
                    remove the two screws A attaching the main motor. (See                        Cassette mechanism assembly
                    Fig.1.)
                (2) From the back side of the cassette mechanism assembly,
                    remove the wires from the soldered sections a on the
                    switch board. (See Fig.2.)
                    Caution:
                      After reassembling, check the direction of the main mo-
                      tor and polarity of the wires. (See Fig.2.)
                (3) Remove the main motor and main belts. (See Fig.2.)
                    Note:
                     When attaching the main belts, take care not to attach
                     grease on the main belts.
                                                                                                                       A
                                                                                                              Fig.1
                                                                                               Switch board
                                                                                                              a
                                                                                   Wire (Black)
                                                                                                                  Wire (Red)
                                                                                  Flywheel 1                                   Flywheel 2
                                                                                                           F/R belts
                                                                                                              Fig.3
                                                                                                                                   (No.MB385)1-25
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      3.3.3 Removing the clutch assemblies
              (See Figs.4 to 7)
      • Prior to performing the following procedures, remove the main
        motor, main belts and F/R belts.                                                  Cassette mechanism assembly
      • Remove the wires of the main motor as required.
        (1) From the front side of the cassette mechanism assembly,
            remove the three slit washers attaching the flywheel 1, fly-
            wheel 2 and flywheel 3. (See Fig.4.)
        (2) From the back side of the cassette mechanism assembly,
            pull out the flywheel 1, flywheel 2 and flywheel 3. (See
            Fig.5.)
        (3) Remove the stoppers in an upward direction. (See Fig.5.)
        (4) Remove the springs from the sections b. (See Fig.6.)
        (5) Release the claws c in the direction of the arrow, remove
            the plates and pulleys. (See Fig.6.)                                     Slit washer          Slit washer       Slit washer
        (6) Release the claws d in the direction of the arrow, remove
            the guide arms. (See Fig.7.)                                                               Fig.4
             Note:
                                                                                             Cassette mechanism assembly
               When attaching the guide arms, attach the springs with
               them as before. (See Fig.7.)
         (7) Remove the cam gears in an upward direction. (See Fig.7.)
         (8) Take out the clutch assemblies from the cassette mecha-
             nism assembly. (See Fig.7.)
Fig.5
                                                                                      c                                     c
                                                                                                     Plates
                                                                                                       Fig.6
      1-26 (No.MB385)
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              3.3.4 Removing the leaf switches
                      (See Fig.8)
                (1) From the back side of the cassette mechanism assembly,
                    remove the solders from the soldered sections e attaching                          Switch board
                    the leaf switches on the switch board.                                                             f
                (2) From the front side of the cassette mechanism assembly,             Wire (Black)
                    pull out the leaf switches.                                                                            Wire (Red)
                                                                                                                           Switch board
              3.3.5 Removing the switch board                                           h     h    e
                                                                                                        h                           h        e
                      (See Fig.8)                                                                                     e                          h
                (1) From the back side of the cassette mechanism assembly,
                    remove the solders from the soldered sections (f, g) con-
                    necting the wires.
                    Note:
                      After reassembling, check the polarity of the wires.
                (2) Release the claws h in the direction of the arrow and re-
                    move the switch board from the cassette mechanism as-
                    sembly.
                                                                                               g                                                  g
                                                                                                         Cassette mechanism assembly
                                                                                                                      Fig.8
              3.3.6 Removing the PB head block
                     (See Fig.9)
                (1) From the bottom side of the cassette mechanism assem-
                    bly, remove the tie band fixing the wire.                                          Cassette mechanism assembly
                      Reference:
                                                                                                            k                                    PB head
                         After reassembling, fix the wire with a new tie band as               Spring
                         before.
                (2)   From the front side of the cassette mechanism assembly,
                      release the claw i in the direction of the arrow 1 and pull out   j
                      the pinch roller in an upward direction.
                (3)   Remove the screw B attaching the PB head.
                (4)   Remove the spring from the section j.
                (5)   Move the PB head block in the direction of the arrow 2 and
                      remove the hooks k from the PB head block.                                                               2
                (6)   Take out the PB head block from the cassette mechanism            k                                                                   k
                      assembly.
                                                                                                                                                            i
                                                                                            PB head block
                                                                                                                B             Pinch roller           Wire
                                                                                                                                             Tie band
                                                                                                                      Fig.9
                                                                                                                                             (No.MB385)1-27
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      3.3.7 Removing the R/P head block
              (See Fig.10)
        (1) From the front side of the cassette mechanism assembly,
            release the claw m in the direction of the arrow 1 and pull         Cassette mechanism assembly
                                                                                                                 R/P head
            out the pinch roller L in an upward direction.
        (2) Release the claw n in the direction of the arrow 2 and pull
            out the pinch roller R in an upward direction.
        (3) From the bottom side of the cassette mechanism assem-
            bly, remove the screw C attaching the R/P head board.
        (4) From the front side of the cassette mechanism assembly,
            remove the two screws D attaching the R/P head.
        (5) Take out the R/P head block (R/P head and R/P head
            board) from the cassette mechanism assembly.
                                                                          m
                                                                                                                                 n
1 2
                                                                                        R/P head
                                                                                        board
Fig.10
      1-28 (No.MB385)
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              3.4   Speaker section (For MX-JE3)
              3.4.1 Removing the front panel assembly
                      (See Figs.1 to 3)
                (1) Insert the tip of a flat-bladed screwdriver or similar tool into
                    the space between the speaker main body and front panel                             Net assembly
                    assembly, and lift the front panel assembly little by little to
                    remove the joint sections a. (See Figs.1 and 2.)
                                                                                         a                                                   a
                    Note:
                      To prevent damaging the front panel assembly and
                      speaker main body, insert cushioning plates etc. into the
                      space between the speaker main body and front panel
                      assembly. (See Fig.2.)
                (2) From the inside of the front panel assembly, disconnect the
                    gray and black wires from the terminals of the tweeter. (See
                    Fig.3.)
                                                                                         a                                                   a
a a
Fig.1
                                                                                                                                Flat-bladed
                                                                                                                                screwdriver,etc.
Fig.2
                                                                                                              Wire(gray)
                                                                                              Tweeter                       Wire(black)
                                                                                                                                  (No.MB385)1-29
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      3.4.2 Removing the speaker
              (See Figs.4 and 5)
      • Remove the front panel assembly.
        (1) From the front side of the speaker main body, remove the               Speaker
            four screws A attaching the speaker. (See Fig.4.)
        (2) Take out the speaker from the speaker main body and dis-
            connect the wires (red/black, gray/black) from the terminal
            of the speaker. (See Fig.5.)
A A
Fig.4
Speaker
                                                                                                          Terminal
                                                                              Wires (gray/black)      Wires (red/black)
                                                                                              Fig.5
      1-30 (No.MB385)
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              3.5   Speaker section (For MX-JE31)
              3.5.1 Removing the net assembly
                      (See Fig.1)
              From the front side of the speaker main body, remove the sec-
              tions a of the net assembly toward this side.                               Net assembly
                                                                                      a                   a
a a
                                                                                  a                           a
                                                                                                 Fig.1
                                                                                                         (No.MB385)1-31
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      3.5.2 Removing the front panel assembly
              (See Figs.2 to 4)
      • Remove the net assembly as required.
        (1) Insert the tip of a flat-bladed screwdriver or similar tool into                    Front panel assembly
            the space between the speaker main body and front panel
            assembly, and lift the front panel assembly little by little to
            remove the sections b. (See Figs.2 and 3.)                           b                                                   b
             Note:
               To prevent damaging the front panel assembly and
               speaker main body, insert cushioning plates etc. into the
               space between the speaker main body and front panel
               assembly. (See Fig.3.)
         (2) From the inside of the front panel assembly, disconnect the
             gray and black wires from the terminals of the tweeter. (See
             Fig.4.)                                                             b                                                   b
b b
Fig.2
                                                                                                                       Flat-bladed
                                                                                                                       screwdriver,etc.
Fig.3
      1-32 (No.MB385)
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              3.5.3 Removing the speaker
                      (See Figs.5 and 6)
              • Remove the front panel assembly.
                (1) From the front side of the speaker main body, remove the               Speaker
                    four screws A attaching the speaker. (See Fig.5.)
                (2) Take out the speaker from the speaker main body and dis-
                    connect the wires (red/black, gray/black) from the terminal
                    of the speaker. (See Fig.6.)
A A
Fig.5
Speaker
                                                                                                                  Terminal
                                                                                      Wires (gray/black)      Wires (red/black)
                                                                                                      Fig.6
                                                                                                                         (No.MB385)1-33
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                                                            SECTION 4
                                                           ADJUSTMENT
      4.1   Measurement Instruments Required for Adjustment
         (1) Low frequency oscillator                                   4.2.2 Tuner section
             This oscillator should have a capacity to output 0dBs to
                                                                        FM Band cover: 87.5 - 108.0MHz
             600Ω at an oscillation frequency of 50Hz-20kHz.
                                                                        AM Band cover: 531 - 1,710kHz (at 9kHz)
         (2) Attenuator impedance : 600Ω
                                                                                         530 - 1,710kHz (at 10kHz)
         (3) Electronic voltmeter
                                                                                         531 - 1,602kHz (at 9kHz) : UX version only
         (4) Distortion meter
                                                                                         530 - 1,600kHz (at 10kHz) : UX version only
         (5) Frequency counter
         (6) Wow & flutter meter                                        Voltage applied to tuner:      +B : DC5.7V
         (7) Test tape                                                                                 VT : DC 12V
             VT703 : Head azimuth                                       Reference measurement          26.1mV(0.28V)/3Ω
         (8) Blank tape                                                 output:
             TYPE l : AC-514                                            Input positions:               AM : Standard loop antenna
         (9) Test disc: VT-501, CTS-1000                                                               FM : TP1 (hot) and TP2 (GND)
      1-34 (No.MB385)
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              4.3    Arrangement of adjusting positions
                                                     PB Head
                                                                       Cassette mechanism assembly      REC/PB Head
                                                     (Deck-A)
                                                                                    (Front side)        (Deck-B)
                    Recording Bias      Test tape            1. Insert the recording tape in deck-B.              80kHz+/-3kHz      Use the High-
                    Frequency Alignment :TYPE I AC-514       2. Starting the recording.                                             Impedance Probe
                                        Measurement output 3. Adjust the oscillation frequency to 80kHz+/-3kHz by                   or Frequency
                                        terminal                core of Oscillation coil of L301.                                   counter input.
                                        :Erase head terminal
                                        (CN308 8-Pin)
                                                                                                                                        (No.MB385)1-35
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      4.5   Service mode
      4.5.1 Confirming contents
        (1) Cold start
        (2) FL display and LED display check
        (3) System ROM number, firmware version and region check
        (4) Change AM frequency step 9kHz/10kHz (Toggle)
        (5) Tray LOCK/UNLOCK (Toggle)
        (6) System micon cold start
        (7) System micon soft reset
        (8) Setting of DVD NTSC mode
        (9) DVD test mode
      4.5.2 Confirming methods
                      Press the VOLME +(UP) button twice while                       Press the VOLME - (DOWN) button while
                      pressing the ENTER, STANDBY/ON                                 pressing the ENTER, STANDBY/ON
                      buttons on the remote controller at standby.                   buttons on the remote controller at standby.
                                        FL indication       ZZ : Region
                                        MX-JE3 ZZ           (Example) MX-JE3       US
If there is not the button input, each indication returns to normal indication automatically.
      1-36 (No.MB385)
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                                              4. Change AM frequency step 9kHz/10kHz (Toggle)
                                                                      FL indication      ## : 9K or 10K
                                                                       AM ##
                                                                                                                      (No.MB385)1-37
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                     9. DVD test mode
                           Insert the power cord in an outlet while
                           pressing the SET and       buttons on the
                           main unit.
                                         FL indication     TEST        #@
                                        TEST       #@
                                                                               FE Learning Condition
                                                                               Region
                                                                               VERSION
                                                                                VERSION LIST:
                                                                                JC / 1U / D / E / 2U / 3U / UB / UT / 4U / UY / EE / UF
                                                                       VERSION DISPLAY
                                         FL indication
                                                                       aaaa : Syscon micon version
                                        " aaaa cccc "
                                                                       cccc : Backend micon version
1 2
      1-38 (No.MB385)
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                  1                             2
                                                                                                          FL indication
                                                       Press the "1" button on the remote controller.
                                                                                                           CHECK
                                                           START PLAY
                                                                                                          FL indication   Temperature
                                                       Press the "9" button on the remote controller.
                                                           Temperature
                                                                                                          FL indication
                                                       Press the "+10" button on the remote controller.
                                                           EEPROM Initialize
                                                       Press the "PLAY" button on the main unit or        FL indication   Laser & Jitter
                                                       remote controller.
                                                           PLAY
                                    POWER OFF
                                    or SOURCE CHANGE
                                      Cancellation of the
                                      "DVD TEST MODE"
                                                                                                                               (No.MB385)1-39
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      4.5.3 Indicating check for FL display
      1-40 (No.MB385)
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                                                              SECTION 5
                                                           TROUBLESHOOTING
                                                                                       (No.MB385)1-41
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     Victor Company of Japan, Limited
     AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
     (No.MB385)
                                                                                                                    Printed in Japan
                                                                                                                                 VPT
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