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Service Manual
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ORDER NO. MD0007118C3

CD Stereo System

l SA-AK88

Colour

(S)... Silver Type

Area

(GC)... Asia, Latin America, Africa and Middle Near East

TAPE SECTION

AR2 MECHANISM SERIES

CD SECTION

RAE0152Z-3 TRAVERSE DECK SERIES

Specification
Amplifier Section
Front speaker power output
Power output
PMPO 2400 W
RMS power output
THD 10%, both channels
driven
Total 140 W per channel (6Ω)
LOW 100 W per channel (6Ω)
HIGH 40 W per channel (6Ω)
Power output inDolby Pro Logic mode
PMPO Total 2800 W
RMS power output
THD 10%
Total 360 W
Front LOW 100 W per channel (6Ω)
Front HIGH 40 W per channel (6Ω)
Center 40 W (8Ω)
Surround 20 W per channel (8Ω)
Input sensitivity
AUX 250 mV
MIC 0.7 mV
Input impedance
AUX 13.9 kΩ
MIC 680Ω
FM Tuner Section
Frequency range 87.50-108.00 MHz (50 kHz step)
Sensitivity 2.5μV (IHF)
S/N 26 dB 2.2μV
Antenna terminal(s) 75Ω unbalanced
AM Tuner Section
Frequency range 522-1629 kHz (9kHz step)
520-1630 kHz (10kHz step)
Sensitivity
S/N 20 dB 560μV/m
Cassette Deck Section

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8.2 How to enter the Self-Diagnostic Function

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1. Turn the unit on with no cassette in the deck. (Select the tape function)

2. Press and hold the “STOP/TUNE MODE” button for at least 2 seconds.

3. While pressing the “STOP/TUNE MODE” button, press “FF/MEMORY” button for at least 2
seconds.

4. “T” will appear on the FL display. (unit is in the Self-Dianostic Function)

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8.3 Cassette Mechanism Test (For error code

H01, H02, H03, F01, F02)
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1. Press “TAPE, DECK 1/2” to select Deck 2.

2. Load a cassette tape with the erasure prevention tab, remove from left side only and close the
cassette holder.

3. Press “FAST FORWARD MEMORY/NEXT” (Tape will be stop after 2 seconds)

4. Load a cassette tape with the erasure prevention tab, remove from right side only and close the
cassette holder.

5. Press “REVERSE FM MODE/BP/PREV” (Tape will be stop after 2 seconds)

6. Load a pre-recorded tape with both side record tabs intact and close the cassette holder.

7. Press “PLAY TUNE/TIME ADJ SELECT” (After TPS function, tape will stop automatically)

8. Press “REC/STOP” (Tape will not move)

9. Press “STOP TUNE MODE” to indicate Error code.

¡ If several problem exist, error code will change each time when “ TUNE
MODE/PBC” is pressed.

(e.g. H01 → H03 → F01 .....etc.)

10. Press “TAPE, DECK 1/2” to select Deck 1.

11. Repeat step 2 to 9 to test Deck 1. (Tape Deck 1 will not check H02 because of no recording
function)

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8.4 CD Mechanism Test (F15, F26, F16, F17,

F27, F28, F29, H15, F75)
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1. Press “CD”.

2. Press “CD MANAGER”.

3. Press “ TUNE MODE” to indicate Error Code.

¡ If several problem exist, error code will change each time when “ STOP TUNE
MODE” is pressed. (e.g. F15 → F26 → F16 ..... etc.)

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8.5 To clear all Error code

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1. Press “STOP TUNE MODE/PBC” button for 5 seconds.

2. FL indicator shows “CLEAR” for 1 second and change to “T”.

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8.7 Power Amplifier Failure (F61)

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1. When power amplifier fail, F61 will indicate automatically.

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9.1 Error detection for Cassette Mechanism

block
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No. Error ErrorDisplay Problem condition

1 MODE SWdetection error H01 Faulty operation of cassette mechanism.Faulty contact or short-circuit of mechanism mode switch (S951,
S971).
2 REC INH SWdetection H02 Recording not possible.Faulty contact or short-circuit of REC INH switch (S974, S975).
error
3 HALF SWdetection error H03 Playback cannot perform.Faulty contact or short-circuit of HALF siwtch (S952, S972).
4 Reel Pulsedetection error F01 The tape advances slightly and then stops.Faulty reel pulse, faulty hole detect IC (IC951, IC971).
5 TPS abnormal F02 Cassette deck will not perform TPS function.Faulty playback EQ/recording amplifier IC (IC101).

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9.2 Error detection for CD/Changer block

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No. Error ErrorDisplay Problem condition

1 REST SW detection error F15 CD does not function.This error occurs when the Optical Pick Up REST SW (S701) is not
detected within the specified time (about 8 seconds)
2 CD tray opens automatically F16 CLAMP switch (S4) NG (Check & Replace)
3 Does not startup when [PLAY]button is F17 BOTTOM switch (S5) NG (Check & Replace)
pressed
4 Transmission error between CDservo LSI F26 CD does not function.This error occurs when the POWER is ON for the CD block and an
and micon error is
detected after the transmission has started.
5 Startup fails even when youinsert CD or F27 Tray 1 detect switch or Tray 2 detect switch NG (Check & Replace)
the selected disc tray
does not open
6 Cannot insert CD F28 Tray 1 detect switch NG (Check & Replace)
7 Cannot eject CD F29 Check if disc is stuck. Tray 2 detect switch NG (Confirm & Replace)
8 CD power error F75 CD does not function.Check if CDRST is H for SELECTOR at CD. If it is not H after 1
second, it shall be memorised as an error. (IC702)
9 The CD tray closes H15 CD disc tray detect switch NG (S3) (Check & Replace)

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9.3 Power Supply related error detection

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No. Error ErrorDisplay Problem condition

1 POWER AMPoutput F61 When POWER is switched on, power become off automatically.During normal operation, if DC DET
abnormal become L, PCNT shall become
L and the error display on the left shall be displayed. (IC501)

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10 CD Test Mode Function

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This CD test mode is provided to check CD unit without connecting to changer loading mechanism.
This mode shall operate CD PLAY with CD unit being connected only and CD Automatic
Alignment result is shown on FL display.

10.1 How to enter the Self-Diagnostic Function

10.2 CD Automatically Adjustment result indication

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10.1 How to enter the Self-Diagnostic Function

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1. Turn the unit on and select the CD function.

2. Press and hold the “STOP/TUNE MODE” button for at least 2 seconds.

3. While pressing the “STOP/TUNE MODE” button, press “FF/MEMORY” button for at least 2
seconds.

4. “

” will appear on the FL display. (unit is in the CD test mode)

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10.2 CD Automatically Adjustment result

indication
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Under CD test mode, pressing the numeric key ‘0’ on the remote controller will display the auto
adjustment result. FLOCK, TLOCK and CLVS status shall be shown as below:

During the above display, executing CD PLAY will display auto adjustment result for CD PLAY
mode.

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16.1 CD servo circuit

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 Circuit diagram
CN1000
X701 C
16.9344MHz 17 110

59 58 78
E A a
L ch 73 80 16 111 106 5 IC1003
Audio signal E IC1000 INVERTER
output R ch 75 MPEG
IC702 b VIDEO
A DSP
IC701 8 AUDIO
44 1 23 3 DECODER X1000
SERVO 27MHz
64 26 6
B
15
3 24 4
Sub-code
Q data
19
LCD IC401 D
SYS CONT. 2 67

Video signal output

CD-DA/ VCD
CD-DA/ VCD(AUDIO) VCD(VIDEO) Clock line
(AUDIO&VIDEO)

Note: Use the PVCD-K06 video CD test disc (menu playback feature is available on version
DATA SIGNAL LINE WAVEFORMS 2.0). For color bar display, play back the 1st track when the menu playback feature is
used, or the 3rd track when the feature is not used.
A IC702 44 ARF signal B IC1000 4 CD serial data input C IC1000 110 Audio serial data output
T=0.354 s(F=2.822MHz) T=0.48 s(F=2MHz)

0.8V 6.2V
3.2V

PLAY X:0.5 s PLAY X:0.2 s PLAY X:0.2 s

Y:0.023Vx10 Y:0.2Vx10 Y:0.2Vx10
D IC1000 67 Video signal output (color bar screen) E IC702 73 , 75 Audio signal output
(blue back screen) H signal(PLAY, X:10 s, Y:0.1Vx10)
H signal(PLAY, X:10 s, Y:0.1Vx10) T=1 s(F=1kHz)
63.5 s
63.5 s

1.2V
0.6V 2.4V

8 s 8 s Test disc played at 1kHz, 0dB

8 s 8 s
(1st track SZZP1056C)
8 s 8 s PLAY X:1 s
V signal(PLAY, X:5 s, Y:0.1Vx10)
V signal(PLAY, X:10 s, Y:0.1Vx10) Y:0.1Vx10
16.7 s
16.7 s

0.6V
1.2V
 MASTER CLOCK SYSTEM WAVEFORM AUDIO DATA CLOCK SYSTEM WAVEFORM

a Video read clock b Write reference clock A Audio bit clock

T=0.037 s T=0.354 s T=0.5 s

2.4V 3.0V 6.2V

F=27MHz F=2.822MHz F=2MHz

Diagnostic Procedures by Symptom

Symptom
Likely Location Fault
CD-DA Video-CD
TOC NG (both audio and video For TOC NG, fault in the CD servo circuit.
TOC NG
are NG.) Blue black display. IC701, IC702, IC703, or traverse system.

Traverse system, focus servo system (IC701,IC703), supply

Turntable fails to rotate. Fails to rotate.
line, clock line system control.

Traverse system, tracking servo system/ CLV servo system/

Turntable rotates. Rotates.
traverse servo system (IC701, IC702, IC703)

Audio normal Audio normal, Video NG. IC1000

Audio normal No sound, Video NG. IC1000

TOC OK, counter OK, but no TOC OK, counter OK, but no
CD disc other than DV “Karaoke” soft, video CD and CD-DA.
sound sound and video NG.
Troubleshooting
CD-DA No sound
Procedure1
CD-DA: Compact disc digital audio(convertional CD only with audio tracks)

Troubleshooting flowchart Likely location of fault

Load a CD-DA disc.

Press the SELECT( ) button to start playback.

Press the STOP( )button to stop playback.

Taverse deck. IC701, IC702

TOC display normal? NO Refer to “Troubleshooting guide”
(Are track No. and time displays normal?) on 18.1. CD servo circuit.

YES

Press the SELECT( ) button to start playback.

NO
Does sound dropout occur? Normal

YES (go to procedure 2-1)

Check pin 64 of IC702 or pin 26 of CN1000.

(Check) (Check)

Constant low(0V) The following waveform is observed either

level 0V intermittently constantly during playback.

6 s 6 s
IPFLAG Faults is in the traverse deck
or main board (servo block).
3.2V

Are the following waveforms present at pins 73 and 75 of

IC702 when the 1kHz, 0dB portion of the 1st track on test disc
SZZP1056C played back?

1 s NO
IC702

2.4V

YES
IC801, Q801, Q802,
headphones jack, etc.
Troubleshooting
Video CD No picture or No sound
Procedure2-1

Troubleshooting flowchart Likely location of fault

Load a video CD disc.

Press the SELECT( ) button to start playback.

Connected to TV Not connected to TV

NO
Does the menu appear on screen? Press the STOP( )button
to stop playback.
YES

TOC display normaly? (Are track

Traverse deck. IC701, IC702
No. and time displays normal?)
NO
YES

Press the menu(+,-) to select the menu. Press

the select ( ) to start playback.

NO
Image noise or unstable picture. Normal

YES NO
YES
Is the sound unstable?

Check the waveforms at pin 64 of IC702 or

pin 6 of CN1000.

(Check)
(Check)
Constant low(0V) The following waveform is observed either
level 0V intermittently constantly during playback.
23 s 23 s
Faults is in the traverse deck
or main board (servo block).
3.2V

Are the following waveforms present at pins 10 , 24 of CN1001?

T=0.36 s
10 CDDATA

3.2V
NO
IC1000

T=0.36 s
24 CDSCK

3.0V

YES

Video line Procedure 2-3 Audio line Procedure 2-4

Troubleshooting
Video CD blue back No blue back
Procedure2-2

Troubleshooting flowchart Likely location of fault

Load a video CD disc.

Press the SELECT( ) button to start playback.

Press the STOP( )button to stop playback.

YES
Does blue-back screen appear? Normal
NO

Is the following waveform present at pin 2 of CN1000?

T=63.5 s

0.5V
YES
Faults is in the main board
(video output block)
T=16.7 s

0.5V

NO
IC1000

Troubleshooting
Video portion of video CD No picture Likely location of fault: IC1000
Procedure2-3

Troubleshooting
Audio portion of video CD No sound
Procedure2-4

Troubleshooting flowchart Likely location of fault

Audio signal line Is the following waveform present at pin 110 of IC1000?
T=0.5 s
NO
IC1000
6.2V

YES
IC702
 SCHEMATIC DIAGRAM-5
:TAPE PLAYBACK SIGNAL LINE
DECK CIRCUIT :POSITIVE VOLTAGE LINE :TAPE RECORDING SIGNAL LINE

14.8V

A
B

R1103
15K

C1193 C1101
1000P 1000P
C

R1183
100K
TP6 R1102 D
100K
0V ((0V)) Q1101
((4.2V))
2SJ498CDTA
DECK1 G HEAD SELECT
((0V))
S (REC:ON)
L ch CS1101 TP3
1 TP2

PLAYBACK 2
HEAD
S
3 TP1
0V ((0V)) Q1103
((4.4V))
2SJ498CDTA
R ch G HEAD SELECT
4 ((0V))

C1103
(PLAY:ON)

680P
D

5 D

E
C1104
0.022
DECK2 D ((0V))
0V Q1104
L ch ((4.4V))
2SJ498CDTA
G HEAD SELECT
((0V)) (PLAY:ON)
CS1102 S
R/P HEAD 1 TP4

2
R ch TP5
3
R1195 S
100K
0V ((0V)) Q1102
((4.2V))
4 2SJ498CDTA
G HEAD SELECT
ERASE ((0V)) (REC:ON)
D
HEAD 5
C1194 C1102
1000P 1000P
R1101
330K

F
R1184
100K

R1104
15K
TP11

IC1102
BA7755A
R/P SELECT
R1182

ERASE CURRENT
1

CHECK POINT

Vcc GND
1 2 3 4 5
((8.3V)) ((0V)) ((0V))
R1188 11.1V 4.9V
1K
TP12
R1189
4.7K

C1178
1000P
R1181
3.3K

((14.8V)) 0.6V R1180

2.7K
C1183

((0V))
0.47

L1202
Q1176
47 H ((0V))
C1181

R1178 1.2
0.01

((0V)) 0.6V R1179

L1201 ((0V)) 2.7K
6 1 Q1175
C1180
0.01
4700P
C1185

C1176
0.047

5 2 ((14.8V)) C1177
4 3 1000P
35V220

C1179
C1175

0.01

Q1175,1176
2SC2002KTA D1175 TP171
BIAS OSC MA111TX

D1171 D1172 0.7V

50V4.7

R1173 R1174
C1182

MA111TX MA8047MTX 0.6V ((0V))

10K 10K ((0V))
50V4.7
C1174
1500P
C1184

R1176

R1177
4.7K

5.6K

Q1174
2SC2412KT96R
D1174 BIAS OSC CONT. TP170
R1172 0.6V
((0V)) 0.7V MA8036HTX 330 ((0V)) (CrO2)
((0V)) ((0V))
((4.8V)):CrO2
Q1171
R1170

TP172
2SD1302STA Q1173
1K

26.4V
((0V)) SWITCHING DTC144TKA146
Q1179 ((0V)) (REC:ON) BIAS OSC CONT.(CrO2)
2SC2412KT96R
C1173

SWITCHING
0.01

(BEAT PROOF)
SCHEMATIC DIAGRAM-6
:TAPE PLAYBACK SIGNAL LINE
:POSITIVE VOLTAGE LINE :TAPE RECORDING SIGNAL LINE

14.8V

R1105
270

C1133
50V4.7 Q1107
C
DTC144TKA146
P.B EQ/ REC EQ
R1121 (CrO2/ H.SPEED)
33K ((0V)) ((4.8V)):CrO2
((0V))
C A

R1125 R1123
10K
50V4.7
C1143
C1117
50V1

1K

R1131
68K
C1129 C1131 C1135 C1146
6.3V220 820P 820P 1000P 16V10

1800P
1500P
C1147

C1123
R1107 C1113

R1111
2.2K
R1115 R1146
390K 10K
16V100
1200P

16V33

C1109
C1105

C1108

C1111
820P

39

C1115 R1109 C1127 R1117

0.033 4.3K 0.01 270K A

50V4.7 C1125 C1139

R1141

C1119

C1121
0.047 50V2.2

50V1
6.8K

D
B
4.3V
((0V)) ((9.1V)) ((9.7V)) ((0V)) ((1V)) ((4.6V)) ((4.7V)) ((4.9V)) ((4.7V)) ((5V)) ((4.8V)) ((0V)) ((4.7V)) ((0V)) ((9.6V))
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
GND
REC
B B A
Vcc C
PRE C
IC1101 A
PB
SW
M51167AFP-TB
P.B.EQ/ REC AMP/ TPS
ALC/ TPS AMP ALC
A PB
C
PRE
AGC B
REC
OFF R/ P
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
((0V)) ((4.6V)) ((0V)) ((1V)) ((4.6V)) ((4.7V)) ((4.9V)) ((4.9V)) ((4.7V)) ((5V)) ((4.8V)) ((0V)) ((0V)) ((0V)) ((4.2V)) ((5V))
4.9V
C1126
A
R1142

0.047
C1122
6.8K

50V1
1200P
C1106

50V0.1
16V10

R1133
3.3M

3.3K
470K
C1116 R1110 C1120 C1128 R1118
0.033 4.3K 50V4.7 0.01 270K
E
C1142
0.022
1800P
C1124
C1112
820P

C1114 R1108

R1112

C1140
R1132
C1141
R1134
2.2K
39

R1116
390K
6.3V220

1500P
C1148

C1118

B
50V1

C1130 C1132
820P 820P C
D
R1126

E
Q1108
1K
50V4.7
C1144

D B DTC144TKA146
P.B EQ/ REC EQ
R1124

R1122 (CrO2/ H.SPEED)

10K

C1134 33K ((0V)) ((4.8V)):CrO2

50V4.7 ((0V))
F
1000P
C1136
 SCHEMATIC DIAGRAM-7
:TAPE PLAYBACK SIGNAL LINE
:POSITIVE VOLTAGE LINE : TAPE RECORDING SIGNAL LINE

14.8V

MA111TX
D1173

R1139
10K
Q1151,1152
DTC144TKA146 R1151 C1165
SWITCHING(PLAY:ON) 1M 16V10
A A C

((8.8V))
((2.6V))
0.1V Q1153

R1153

R1158
((0V))

1.2K

220
((3.8V))
Q1151 ((2.1V))

1000P
C1153

R1155
220
Q1153,1154
2SC2412KT96R

16V100
C1162
R1156
MUTING

1000P
C1154

220
0.1V
((3.8V)) ((2.1V))
Q1152

R1154
1.2K
((2.6V))
10V47
C1150

((0V)) Q1154
R1152 ((8.8V)) C1166
1M 16V10
B B D

16V10

16V10
C1151

C1152
R1161
4.7K ((0V)) 0.7V
C ((0V))
Q1115
R1196
47K
R1197

0.7V R1186
47K

R1162 1K
((0V))
4.7K Q1116
D

10V47
C1186
((0V))

Q1115,1116
2SD2114K1V
MUTING

R1220
4.7K
A B C D E F G H

R1145
10K
16V10
C1145

4.8V
Q1120,1121 Q1118,1119
2SC2412KT96R 2SC2412KT96R
0.1V INTERFACE INTERFACE
R1166

0.6V
100K
R1190
100K

0V Q1121 Q1119
R1213

((4.8V)) ((4.8V))
1.5K

((0V))
0.5V
0V ((0V)) ((0V))
((0V))
Q1120 Q1118
R1165
R1191

((0V))
56K
56K

((0V))
R1167
R1192

47
47

CP1102 CP1101
1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9

1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9
CS971 CS951

Z971 R953
39K
1
SOLENOID
(ATS/CrO2)

MA165TA
S973

D971

(ATS/CrO2)
(MODE)

(HALF)
S951

2
S952
S953

S975 4.7K
(F.REC.INH.)
IC951
50K 0N2180RLC1
3 PHOTO INTERRUPTER
4.7K
25K

S971
(MODE) 50K
4
4.7K
25K

SOLENOID

S974
MA165TA

4 2 (R.REC.INH.) 4 2
IC971 50K
D951

5
0N2180RLC1 4.7K
25K

S972
PHOTO INTERRUPTER (HALF) 50K
6
3 1 3 1
R972

R952

50K
820

820
R973

7
39K

MECHANISM (DECK2) CIRCUIT MECHANISM (DECK1) CIRCUIT

SCHEMATIC DIAGRAM-8
:TAPE PLAYBACK SIGNAL LINE
:POSITIVE VOLTAGE LINE :TAPE RECORDING SIGNAL LINE

14.8V H1101
1 M.GND
2 MO.GND
10.4V 3 +B(5)
TO
R1106

D.GND
2.2K

4
R1144 MAIN (CONTROL)
10K 5 +B(3)
CIRCUIT (CN304)
B 6 Rch IN
ON SCHEMATIC
A 7 Lch IN
R1143 A.GND
DIAGRAM-17
8
10K
D 9 Rch OUT
Z1101
C 10 Lch OUT
25K 25K 25K

50K

50K

50K

50K

50K
TP10 TP9

4.7K

4.7K

4.7K

4.7K
1 2 3 4 5 6 7

C 5.1V
H
F
E
D
B
CN1201
5V 1 +B(6)
R1215 2.2K
2 MK DATA
R1216 2.2K TO
3 MK CLK
PANEL CIRCUIT
R1234

4 VREF-
4.7K

C1187

C1188

R1235

R1236

R1233
100P

100P

4.7K

4.7K

2.2K
5 TPS (H602) ON
6 ADIN6 SCHEMATIC
7 ADIN7 DIAGRAM-13
8 VREF+

E
D
Q1218
DTA114EKA146 4.9V
MOTOR DRIVE
((0V)) ((0V)) ((4.6V)) ((0V)) ((0V))
4.9V
((0V)) ((5V)) 1 2 3 4 5 6 7 8
C
GND

HI SP
DATA

CLK

TAPE

DOLBY

BP1

DMT

IC1105
((5V)) Q1220 BU2090AF-E2
0V SYSTEM CONTROL
DTA143XKA146
REC

MOTOR DRIVE
1PL

2PL

BP2
Vcc

1M

2M

1H

((5V)) ((5V))
16 15 14 13 12 11 10 9
((5.1V)) ((4.5V)) ((4.5V)) ((0V)) ((5V)) ((0V))
0V 4.3V
R1232
1K
C1202

((0V))
0.1
R1230
4.7K

A
B
Q1206
2SB621RTA
SOLENOID DRIVE
R1221
2.7 ((0V)) ((10.4V))
A

((9.2V))
Q1208
R1226

DTC114TKA146
1K

SOLENOID DRIVE
((4.5V)) ((9.2V))
MA111TX
D1202

((5V))
((5V))
MA111TX
D1201

((4.5V)) ((9.2V))

Q1209
R1227

DTC114TKA146
1K

SOLENOID DRIVE
((9.2V))
R1225
2.7 W1200
G 10.4V 2
16V100

((0V)) ((10.4V))
C1201

Q1203
Q1207 2SD965RTA
MOTOR DRIVE
M MOTOR
2SB621RTA R1206
SOLENOID DRIVE 220 ((0V))
((0.7V)) 1
SCHEMATIC DIAGRAM-16
:POSITIVE VOLTAGE LINE :CENTER SP. DRIVE SIGNAL LINE
DPL CIRCUIT :NEGATIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE :SURROUND SP. DRIVE SIGNAL LINE

C851 16V220
C829 16V220 C861 50V2.2

C837
0.1
C830 16V10
IC802
C831 16V10 D C
BA178M09T

50V2.2
C832 16V10

2.2K
REGULATOR

18K

39K
C833 16V10

16V220

16V10

16V10
C840

C841
C834 0.1

R836

C820
R835

R892
OUT GND IN

C824
3 2 1
L801 9.1V 14.8V
47 H

4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
9.1V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V

2.6V

0.7V
4.5V

4.5V

16V220

16V220
2V
C835

16V33
C818

C882

C900
C899
0.1

0.01
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

C ch DC CUT
S ch DC CUT

R ch DC CUT
L ch DC CUT

S OUT
R OUT
RBPF1

C OUT

L OUT
VREF-BUFFER

L MIX OUT
Vcc

S IN
RBPF2

L IN
R IN
VREF

R NF
L NF
C VOL IN

R-MIX OUT
NR DET
NR 1REF
DELAY OUT
4.5V
80 RBPF3 NC 25
C836 50V0.47 4.5V 9.1V C863 C889
79 DC CUT Vcc 26 50V0.1 33P
C842 50V4.7 5.2V 2.6V
78 L-R RECT C VOL OUT 27
C843 50V0.47 4.5V 4.5V
77 DC CUT C OP IN 28
C844 50V4.7 5.2V R857
76 L+R RECT A GND 29 22K
C845 50V0.15 4.5V 4.5V C865
75 VCS TH C OP NF 30 16V10
C846 50V3.3 4.5V 3.9V
74 VCS1 C OP OUT 31 A
C847 50V0.15 4.5V IC801 2.6V C817 50V22
73 VCS2 VOL REF 32
C848 50V0.15 4.5V LV1041M 2.7V
72 VLR2 S OP OUT 33 B
C867 50V3.3 4.5V DOLBY PRO LOGIC 4.5V C866
71 VLR1 CONTROL S OP NF 34 R856
C868 50V0.15 4.5V 4.5V C864 0.047 22K 16V10
70 VLR TH S OP IN 35
C870 50V4.7 5.2V 2.6V
69 L RECT S VOL OUT 36
C875 50V0.47 4.5V 4.5V C816 16V10 C888
68 DC CUT OP VREF 37 33P
C883 50V4.7 5.2V 2.6V
67 R RECT S VOL IN 38
C TRIM DC CUT

C896 50V0.47 4.5V 4.5V C862 50V2.2

66 DC-CUT S OUT 39
DIGITAL GND
CMODE CAP

4.5V 4.5V C815 50V0.33

65 L BPF3 DC CUT 40
NS BPF1
NS BPF2

ENABL2

DC CUT
L BPF2
L BPF1

ENABL
A GND

OSC1

DATA

DATA

OSC
OSC
R IN

CLK

CLK

A/ D

D/ A
VDD
L IN

NS
C897
0.1

64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 Q804
KRA111STA
0.1V

5.1V
0V

2.5V
2.6V
5.2V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V

4.5V
4.5V

0V

4.5V
4.5V
4.5V
4.5V
0V
0V
0V

R868 MUTING CONT. R864

1K 0.9V 0.8V 1M

6.3V100
C874
50V0.47

50V0.47
50V2.2

C898
16V220
16V47

3300P
0.082
0.082

0.1
0.047
0.022

680P

1K

C802
50V2.2
Q803
C801

C804
C803

C807
C806

C813
C814
C805

C811
C809
R822

C812

B
X801 KRA111STA
(8MHz) R865 MUTING CONT. R863
A 1K 1M
1 0.9V 0.8V
R802

R801
39K

39K

R823

6.3V100
2
1M

C873
A B 3

A B
UDZS5R1BTA

R866
C823 R807 R806 R808 R890 2.2K
16V33
C869

C887
D804

50V10 560 47K 220 560

0.1

R867
16V47
C821

IC804 2.2K
R848 BA4558FE2 C822
4.7K BUFFER AMP 100P 5.1V 2.3V 2.3V
B A 16 15 14 13 12 11 10 9
VR AT Q7
Q8

ENABLE1 S MUT Q6
VDD

Q11

Q10

Q9

ENABLE2 C MUT Q5

0V 0V 0V 7.7V
R874
100K

5 6 7 8
IC803
BU2090AF-E2
SYSTEM CONTROL
DATA

CLK
Vss

Q4
Q3
Q0

Q2
Q1
R855
6.8K

4 3 2 1 1 2 3 4 5 6 7 8
-7.9V 0V 0V 0V 0V 0V 5V 5V
2.2K

R847 C819
4.7K 33P
R876
R826

R872
2.2K

220

220

A B R871
R843

R844

2.2K
1K

1K

C810 R804 R805

R827

50V10 1K 56K A
16V47
C808

R858
R803 2.2K
220 B

14.8V

A B C D A B Q801,802
2SD2114K1V
A B MUTING

CN801 CN802 C838 R880 Q802

1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 50V1 1K R860
0V
A 0.7V 120
Lch OUT
Lch IN

+B(3)
-B(1)
Rch IN

Rch OUT

GND
GND

C OUT
S OUT

NC

+B(4)

CLK4
DATA
CLK1
GND

NC

B
R879
1K

R859
R877
1K

C828 R878
50V1 1K 0.7V 120
0V A
TO TO B
MAIN(CONTROL) MAIN(CONTROL) Q801
CIRCUIT(CP304) CIRCUIT(CP305)
ON SCHEMATIC ON SCHEMATIC
DIAGRAM-18 DIAGRAM-18
 SCHEMATIC DIAGRAM-17
:POSITIVE VOLTAGE LINE :AM SIGNAL LINE
:NEGATIVE VOLTAGE LINE
:TAPE PLAYBACK SIGNAL LINE
MAIN(CONTROL) CIRCUIT :CD-DA/V-CD (AUDIO) SIGNAL LINE
:FM SIGNAL LINE :TAPE RECORD SIGNAL LINE

14.8V
7.7V

R409
B 47K
R410 R434 C448 R445 R446 C449 IC304
GND 11 1K 2.2K 50V3.3 15K 2.7K 16V10
Lch IN 10 A BA4558FE2
BUFFER AMP
Rch IN 9 B
C319 C446 C447 R450 C443

C333
Q204,404

R209

0.01
8 R210

47K
TO +B(3) 50V1 47P 100P 120K 50V3.3
1K 2SC2412KT96R O
+B(4) 7
MAIN (TUNER) MUTING
6

680P
CIRCUIT( A )ON STEYE 7.7V 0V 0V 0V

47K
0V R328
SD 5 C 150K 8 7 6 5
SCHEMATIC R300 4.7K -2.1V
DIAGRAM-4 CE 4 D Q404

R441

C450
3 E

R447
1K
DI
CL 2 F
R454 10K C303
DO 1 G 0.1

R241
1000P

1K
0.01

-2.1V 1 2 3 4

680P
Q204

47K
0V 0V 0V -7.9V
C300
C301

0V Q308
KRA102STA

C332
0.01

C250
C444 MUTING CONT.

R247
JK305 50V3.3
0V -2.4V C246 C247 R250 C243
Lch 47P 100P 120K 50V3.3
R403

C403

R329
100P

P
47K

68K
LINE OUT
R203

C203
100P
47K

C244 R234 C248 R245

50V3.3 2.2K 50V3.3 15K
Rch

R246
2.7K
H
JK306 R401
10K

16V10
C249
Lch I
C401

C402

R402
100P

100P

4.7K

AUX
C201

C202
100P

100P

R202
4.7K

R201
10K
Rch J

K
R408

C404
220P
10K
R407
5.6K

R208

C204
220P

CN304
10K

10 R207
Lch IN 5.6K
Rch IN 9 L
8 R413
A.GND 39K
TO Lch OUT 7 M
DECK CIRCUIT 6
R415

Rch OUT
1.2K

(H1101) ON +B(3) 5
SCHEMATIC D.GND 4
DIAGRAM-8 3
R215

+B(5)
1.2K

R213
MO.GND 2 39K
ME.GND 1 N
14.8V
10.4V

Q348
LOADING MOTOR CIRCUIT 2SB621ARSTA
PLUNGER DRIVE
0V 10.4V
RL1N4003S-P

IC1
R362

R355
10K

100
TA7291P
D347

10.4V
MOTOR DRIVE

CD-DETACT
Q349
CIRCUIT
R488
1K

KRC102STA
1 2 3 4 5 6 7 8 9 10 PLUNGER
0.6V 8.2V 0V 0V 8.2V 8.2V 0.6V PLUNGER DRIVE
10.4V
S4 0V
(CLAMP)
W2 C2 SW2
3 3 D 0.01 (TRAY CN1 CN306
2 2 POSITION2 DET.) 1 14
1 1 2 13
M SW1
3
4
12
(TRAY 11
RL1N4003S-P

R1 RM1 POSITION1 DET.) 5 10

SPINDLE 1K (LOADING
D312

MOTOR) 6 9
POSITION
16V100

7 8
MTZJ4R7BTA

SW3
C1

(OPEN DET.)
CIRCUIT 8 7
D2

9 6
S5 10 5
(BOTTOM) 11 4
W1
4 4 A 6.4V 12 3
0V
C351
0.47

3 3 B 13 2
2 2 C 14 1
C A 1 1 Q1
RVTDTC143EST A B C D
MOTOR DRIVE A B C D E F G H I J

E Ca
D1
GP1S94
(POSITION SENSOR)
SCHEMATIC DIAGRAM-18 :MIC SIGNAL LINE
:CD-DA/V-CD(AUDIO) SIGNAL LINE :SURROUND SP. DRIVE SIGNAL LINE
:CD-DA/V-CD(AUDIO&VIDEO) SIGNAL LINE :CENTER SP. DRIVE SIGNAL LINE
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
TO
14.8V PANEL CIRCUIT(CP602)
7.7V ON SCHEMATIC DIAGRAM-15
-7.9V

MAIN CLK
SPE ANA

MM REQ
PLL CLK

MM RST

DPC DA
HP.GND
DCDET

PLL DA
PLL CE
MM CS

HP.Rch
VREF+
LED9V

D.GND

LED9V
HP.Lch
HP.SW
ST/DO
SER4

SER1
SER5
+B(6)
5V

LVL2

-VP
NC
8.6V
10.4V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
CN302

F
C B A
E
D
CN303 G
MM I/O 1 C
NC 2

-31V
NC 3
NC 4
NC 5 3.3V
NC 6 7.8V
NC 7 Q

RL1N4003S-P
NC 8 R
TO +B(4) 9 S

D314
PANEL CIRCUIT K L M N A B C D E F G
MIC 10 T
(CP603) ON M.GND 11
SCHEMATIC NC 12
DIAGRAM-13 SD 13
NC 14
SER5 15 U 5V
SER3 16 V 8.6V
NC 17 10.4V
MUTEA 18 W
P.CONT 19 X
LVL1 20 Y

CP305
+B(3) 1 14.8V
+B(1) 2 -7.9V
TO +B(4) 3 7.7V
DPL CIRCUIT GND 4
(CN802) ON DATA 5 A
CLK1 6 B
SCHEMATIC
CLK4 7 C
DIAGRAM-16
NC 8
2200P

2200P
C381

C382

R371
CP304 2.2K
Lch OUT 1 Z
Rch OUT 2 a
TO GND 3 R372
Lch IN 2.2K
DPL CIRCUIT 4 b
(CN801) ON Rch IN 5 d
C383 16V10
SCHEMATIC C IN 6 e
C384 16V10
DIAGRAM-16 S IN 7 f
GND 8
C390
NC 9 82P 5.1V
6.3V100

Q360-362,365
10K
10K
10K
C336
6.3V100

1000P
C386

R471

R443
C385

KRC101STA
10K

10K

R495
10K

CN307 INTERFACE
VCOF 1 R464
R496
R497
R333

10K
REST SW 2
Q360 5V
SUBC 3 O
R465 0V
/RST 4
10K
C335
470P

STAT 5
SBCK 6
R466 10K 0V
SUBQ 7 Q361 (4.8V)
0V
SQCK 8 (4.8V) P
R467 10K
BLKCK 9
MLD 10
R482 1K
MDATA 11 T
R473 4.7K Q362 4.9V
MCLK 12 U Q
R483 1K 4.9V
P.GND 13 V
R474 4.7K
384FS 14 W
TO R475 4.7K
+B(1) 15 X
CD SERVO R476 4.7K Q365
IPFLAG 16 Y 0V
CIRCUIT(CN702) R477 4.7K R
CLDCK 17 Z 0V
ON SCHEMATIC R484 100
TX 18 a S
DIAGRAM-2 R400 1K
D.GND 19 b
R458 100
LRDK 20 d
R459 100
SRDATA 21 e
R460 68
BCLK 22 f
23 R461
+B(2) 1K
DISCK 24 g
R462 1K
DILRCK 25 h
R485 1K
DIDATA 26 i
ID VDD 27
C245 50V1 R211 2.2K
Rch IN 28 g
A.GND 29
C445 50V1 R411 2.2K
Lch IN 30 h
1000P

1000P
C338

C339
R478

R479

R480

R472

R427

R437

R429

R212

R412
1.8K

1.8K

1.8K

4.7K

4.7K
10K

10K

10K

10K
SCHEMATIC DIAGRAM-19
:POSITIVE VOLTAGE LINE :AM SIGNAL LINE :MIC SIGNAL LINE
:NEGATIVE VOLTAGE LINE :TAPE PLAYBACK SIGNAL LINE
:CD-DA/V-CD (AUDIO) SIGNAL LINE :TAPE RECORD SIGNAL LINE
:FM SIGNAL LINE

-7.9V

IC302 C228 R225 R224 R248 R249

Q200,400 16V10 3.6K 18K 39 39

C318
0.01
KTD1304TA M5218AP
BUFFER AMP

3300P
MUTING H I

C232
C225 C229 C230
Q306 50V3.3 100P 47P
KRA102STA

C317

R327
50V1

150K
MUTING CONT.

C226 R222
-7.9V 0V 0V 0V

12K
R221 0V R226 C242
1K 4 3 2 1

R220

R223

C227
100K

680P
0.1V -2.4V -2.4V

47K
100 50V3.3
Q200

0.1
R326

1000P
C237
68K

C426
0.1
R421 R448 R449

R420
100K

R423

C427
680P
1K -2.4V 39 39

47K
Q400 5 6 7 8

R422
12K

3300P
C432
0V 0V 0V 0V 7.7V

C425 C429 C430

C329 C428 100P 47P R426 C442
50V3.3 0.1 16V10 100 50V3.3

16V10

16V10
C233

C433

1000P
D316

C437
R341 R425 R424
4.7K 1SS355TE17 3.6K 18K
5.1V
R331 0V 7.7V
22K
16V100

3.1V R321 R322

C341

R419
R219

4.7K
4.7K
8.6V 2.7 270
Q366

C312
C320
KRC102STA

UDZSTE175R1B
0.01

0.1
W SWITCHING

D302
H 50V3.3

50V3.3
1SS355TE17

C224

d C424
D318

P
a
R
R233
R455

220K
10K
R307
10K

C207
50V1
N
3300P
2200P

2700P
1500P
0.068

0.022

0.039
0.022
0.18

R310
1K
T
C208

C209

C212

C213
C214

C215
C216
C211
C210
0.047
C308

0.033
C217

R302 C305 C218 C223

18K 1500P 50V0.15 50V3.3

C218
3.3K
0V

0V
0V
0V

0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V

R217
R301
22K

68K
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
R305
10K

BP OUT
K IN2
K OUT2
MIC IN
TAPE REC2
EXT REC2
VCR REC2
DPL2

GEQ OUT2
VOL IN2
VOL OUT2

C220 C222
1000P 470P
C306 C219
50V0.1 0V 0V 50V0.15
65 BP IN BB2 40
0V R216 C221
66 VIDEO/MD BUF IN2 39 2.2K 0.068
0V 0V
B 67 TUNER GRAPHIC EQUALIZER BUF NF2 38
0V 0V
L 68 TAPE PB BUF OUT2 37
0V 7.7V
g 69 CD R ch AVDD 36
C314 150P
70 EXT IN DGND 35
R303 0V IC303 5V
10 J 71 PHONO/AUX M62433AFP LATCH 34
-7.8V 0V
72 AVSS DIGITAL SOUND DATA 33
C304 10V330 CONTROLER 0V
73 AGND CLK 32
0V 5.1V
I 74 PHONO/AUX DVDD 31
0V R456 4.7K
75 EXT IN PORT B 30
0.1
0V 0V
h 76 CD L ch PORT A 29
0V 0V
K 77 TAPE PB BUF OUT1 28
C313

0V 0V
A 78 TUNER GRAPHIC EQUALIZER BUF NF1 27 R416 C421
0V
79 VIDEO/MD BUF IN1 26 2.2K 0.068
0V 0V
TAPE REC1

VCR REC1

GEQ OUT1

80 DEL 25
VOL OUT1

M
EXT REC1

BB1
K OUT1

VOL IN1

50V0.15

150P

150P
2.2K

2.2K

2.2K

C420 C422
PS+IN

C419
PS-IN

K IN1

DPL1

1000P 470P

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
C316
R325

R324
C315

R323

R417
R308
3.3K

R306 68K
0V
0V

0V
0V

0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V

C418
1.2K 50V0.15
R418
3.3K

R304
0.022

3300P
2200P

2700P
1500P
0.068

0.039
0.022

0.033
0.18

22K
U V S Q
50V3.3

R453
4.7K
C423
1000P
C307
R309

R344

Q304
3.3K

10K

C408

C409
C410

C412

C413
C414

C415
C416

C417
C411

R433 C407
220K 50V1 KTC3875GRTA
SWITCHING D311
0V 1SS355TE17
0.1V
R452
10K

Z O b
5V
10.4V
14.8V
-7.9V
7.7V
 SCHEMATIC DIAGRAM-20
:POSITIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE :V-CD(VIDEO) SIGNAL LINE
:NEGATIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO&VIDEO) SIGNAL LINE
TO
VIDEO CIRCUIT(CN1000)
ON SCHEMATIC DIAGRAM-10 JK301 Q363
VIDEO OUT
D301 2SD2144STA

CDLRCK
CDDATA

DILRCK
DIDATA
CDSCK
CLDCK

D+3.3V
D+3.3V

A+3.3V
BLKCK

D.GND
D.GND
UDZSTE175R1B

R363
V.GND
V.GND
DISCK
MUTING
IPFLG

EMPH
HRDY
SUBC

10K
SBCK
VRST
HSEL

A+5V
HDIO
R364

HINT
HCK

XCK

C IN
C IN
Y IN
0V 1K
0V
D303
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 UDZSTE175R1B Q364

2.2K
CN308 KRA102STA
1K
1K

1K

1K
1K

C372 MUTING CONT.

R375 0V
100 0.47 C369 0.01 4.9V
A
R399
R385
R370

R369

R367
R366 220 C364
R373

B 6.3V470 5V

R374
C C371

10K
0.1
D

R365
1K

1SS355TE17
V h S b T a d e f G F E H D i g C B A

D349
D352,353 Q350 B
RL1N4003S-P IC309
2SB1566E
D352 D353
REGULATOR IC305 IC306 TC7W14FTE12L
7.6V 5V INVERTER
BA033T BA033T
REGULATOR REGULATOR
R378

C352
0.01
10K

2.5V GND 4
6V D 5
Q351
KTC3199GRTA OUT GND IN OUT GND IN 2.4V 2.5V
6V C 6 3
Q302 STABILIZER 3.5V
D350 3 2 1 3 2 1
KRA110STA 3.3V 5V 3.3V 5V 2.4V 2.4V
POWER ON DET R486 3V A 7 2
5V 4.8V 1.2K
5V 2.4V
10V33

D351 8 VCC 1
C353
R379

R351
4.7K

330

6.3V100

6.3V100
16V100

16V100

0.3V100
1000P

1000P
C365

C367
C348

C349
C387

C366
R368

C370
D350,351

C368
10K

0.1
1SS355TE17
0V

Q345,347
2SC3311ARTA M L R C A J B Q W H I D E G F
R490 Q345 INTERFACE
1K 0.7V R489
4.7K R386
0.3V 4.7K
R354
100P

1000P
R353

C346
4.7K

100

0.01

R388 100 R387 47K

R346

D348
1K

R380 R390 100 R389 47K

0.7V Q347
22K 1SS355TE17 R350 R392 100 R391 47K
4.7K
C345

0V
R347

R394 100 R393 47K

R487

1000P
47K

R358

C347

R345 47K R395 100 R397 10K

4.7K

R354 R349 R396 100 R398 10K

47K 100
Q346
1.7V

2.2V

4.9V

0.7V
1.6V
0.6V

4.9V

4.8V
3.6V

0.2V

4.8V
5.1V

4.8V

2SC3311ARTA
2V

0V
0V

0V
0V

D346 INTERFACE
1SS355TE17 1.6V 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
0.6V
PLUNGER

K
REQ
DI
DO
CLK
CS
NC
NC
BLKCK
MIC LEV
CCW
CW

HALF
SUBQ
NC
SQCK
NC
NC
POSITION
BOTOM SW
CLAMP
OPEN
SW2
SW1
R382
10K

0.3V47
C376
C375
0.1
25 HALT NC 80
R376
1K 26 CNVS NC 79
5V
N 27 RST NC 78
5V
C373

X300
0.01

28 NC KEY2 77
(6MHz) 5V
29 NC KEY1 76
1 2.1V R463
30 CFI VREF- 75 22K
2 2.3V IC307 5V
R384 31 CFO VREF 74
1K M38067MC435 5V
3 32 VSS VDD 73
SYSTEM CONTROL 4.9V
33 LD CLR MCLK 72 Z
0V
34 LD STB MDATA 71 Y
4.9V
35 LD CLK MLD 70 X
R377 0V (4.8V)
4.7K 36 LD DATA STAY 69 P
0V 4.8V
37 PWCNT SRVRST 68 U
5V
38 CSEL2 REST SW 67 O
39 CSEL1 NC 66
33P
33P

40 CSEL3 NC 65
Q301
V MODE
V MUTE

S300
KRC111STA
GMPN
HRDY
EECS
EECK
EEDA

VRST

HSEL

(VIDEO OUT SWITCH)

HINT

C388
C389
HDO

R352
HCK

SWITCHING
HDI
NC

NC
NC
NC
NC
NC
NC
NC
NC
NC
NC

4.7K R383
0V NTSC PAL
0V 1K
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
4.9V

4.9V
4.9V
0V
0V

0V

0V
0V

4.9V
4.9V

R381
10K

A B C D E F G H

5V
10.4V
14.8V
-7.9V
7.7V
5.1V
SCHEMATIC DIAGRAM-21
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE :SURROUND SP. DRIVE SIGNAL LINE
:CD-DA/V-CD (AUDIO) SIGNAL LINE :CENTER SP. DRIVE SIGNAL LINE

R436 C440
2.2K 50V1 IC301
M62456FPE1 C322 R336 R337
R432
47K
0.068 15K 8.2K

R342
BTL BASS BOOST

10K
C435 R431
0.018 18K

C327
0.15
R339
10V33

82K
C321
I

0.047
C323
R444
12K

0.068
C434
C441
100P

0.068
R340

C328
R343

82K
3.9K
C436 R334 C326
R430

D401 100P 270K 6800P

47K

D401
1SS355TE17 0V 0V 0V 0.4V -7.9V 0V 0V 0V 0V 0V 0V
24 23 22 21 20 19 18 17 16 15 14 13

3.3K
22K 10K
R440
56K

22K
27K
22K
22K

1.8K
3.9K
15K

1 2 3 4 5 6 7 8 9 10 11 12
0V 0V 0V 0.4V 7.7V 0V 0V 0V 1.9V 0V
R356

R357
100K
15K

10V47

10V47
D201

C324

C325
R332

R435
820K

D201
1SS355TE17 27K
R230
47K
R240

C241
56K

100P
1SS355TE17

1SS355TE17
D315

D317
0.068
C234

C235 R231
0.018 18K
C240
50V1

R335

R338

D G C F E B A
4.7K

4.7K
R236
2.2K

C378
R232
3.9K

1000P

C380

1000P

1000P
C337

C377
C A B 1000P
1000P
C379

CN301
1 P.GND
2 D.GND
1SS355TE17

7.7V 3 +B(4)
-B(1)
D308

-7.9V 4
DAP202KT146

DAP202KT146

5 GND1
D306

TO
D307

6
D309 7.8V 7 +B(1) POWER CIRCUIT
1SS355TE17 3.3V 8 +B(2) (CP500) ON
5V 9 +B(6) SCHEMATIC
-31V 10 -VP DIAGRAM-22
8.6V 11 LED9V
Q307 5.3V R313 +B(5)
-3.4V 39K 10.4V 12
KRC111STA
50V4.7

DC IN DET
C331

R316 15K CN300

R312
2.2 1 GND1
14.8V 2 +B(3)
A 3 H.Lch OUT
B 4 H.Rch OUT
C 5 LOW CH
TO
6 GND1
POWER CIRCUIT
4.9V f 7 S CH
(CP501) ON
e 8 C CH
SCHEMATIC
9 /CD
D313 DIAGRAM-22
5.3V 10 DC DET
Q311 0V
1SS355TE17
11 P.CONT
KRC111STA 0V 4.9V
DC IN DET 12 HP SW
Q352
R317

KRA102STA X Y
1K

DC IN DET
3.3V

5V
10.4V
14.8V
-7.9V
7.7V
5.1V
SCHEMATIC DIAGRAM-11
:CD-DA/V-CD(AUDIO) SIGNAL LINE
OPERATION(1) CIRCUIT :POSITIVE VOLTAGE LINE :MIC SIGNAL LINE

R616 R615 R614 R613 R612 R611 R610 R609 R608 R607

R605

R604

R603

R602

R601
330

330

330

330

330
68K 22K 10K 6.8K 4.7K 2.7K 2.2K 1.8K 1.2K 1K

(CD MANAGER)
(CD5 )

(CD4 )

(CD3 )

(CD2 )

(CD1 )

(CD5)

(CD4)

(CD3)

(CD2)

(CD1)
D604

D603

D602

D601

D600
H600
(CD5)

(CD4)

(CD3)

(CD2)

(CD1)

S600
S610

S609

S608

S607

S606

S605

S604

S603

S602

S601
1
2
3
4
5
R606 6
1K
7
D600-604 8
SLR325MCT31W

OPERATION(2) CIRCUIT
SW600
(SOUND CONTROL JOG)
R617 R618 R619 R620 R621 R622 R623 R624 R625 R626 R631
1K 1K 1.2K 1.8K 2.2K 2.7K 4.7K 6.8K 10K 22K 68K
D605
DECK1 OPEN)

DECK2 OPEN)

SLR325MCT31W
REC STOP)

(FM MODE/BP)
(TUNE DOWN)
(TUNE MODE)
(DPL)
(REV MODE)
(TAPE EDIT)

C731A
(MEMORY)

(TUNE UP)

0.1
(DPL)

S612

S613

S620
S614

S615

S619
S616

S617

S618

S621
S611

1 2 3
R628
R629 330
12K
(
(

C600

C601
100P

100P
R630
22K

CP600
1 2 3 4 5 6 7 8

PANEL CIRCUIT
1 2 3 4 5 6 7 8
CN600

8.6V

4
5
2 Q700
JK701
MIC1 3 2SC1740SSTA
R700 L701A C703A MIC AMP R707A R709A
6 680 10µH 50V3.3 2.2K 470
3.4V 4.9V
7 7.7V
10V470
C714A
1000P

C715A
R704A
0.022
C700

1 R710A R712A
470K

4V 330K 8.2K
1000P

C704A
560

R713A

1500P
330K

4 C707A
R701A 50V0.33 0.7V 1.3V 6.5V Q702
5 680 2SC1740SSTA
50V4.7

5.3V
R703

C705

2
4.7K

JK702
C706A

4.8V MIC AMP

1000P

C710A
R705A
C701A

0.1V C713A
C708

MIC2 C709 R715A

0.022

3 50V1
0.01 50V1 100
6
C711A
1000P
R711A

R714A

7 C712A
4.7K
180

1 100P
3.3µH
L700

R913
Q701A 10K
2SC1740SSTA
MIC AMP

D
R907
100
E
R679 R634 R669 R639 R642 R648 R651 R655 R658 R665 R677 R905
68K 22K 10K 6.8K 4.7K 2.7K 2.2K 1.8K 1.2K 1K 1K 100
F
10K
(DISPLAY/DEMO)

10K
)

(S.WOOFER)
)
(KARAOKE)

(EQ UP )

(3D AI EQ)

(RANDOM)
(MENU-)

(MENU+)

(EQ DOWN
(ECHO)

(EQ RIGHT
(EQ LEFT

S630
S646

S622
S642
S645

S623

S628
S624

S626
S641

S634
S632

R698

R902
10K

JK600
HEADPHONES
R699

R670 R649 R663 R660 R654 R652 R656 R659 R666 R678 R688 R906
4 68K 22K 10K 6.8K 4.7K 2.7K 2.2K 1.8K 1.2K 1K 1K 100
5 G
L602 100µH
PLAY/ REC)

(TAPE,DECK1/2)

2
(CLOCK/TIMER)

(TUNER/BAND)

H
(ECHO MODE)
(KEYCON)

(RETURN)

3 R904
S640

S639

100
(AUX)
S644

S637

S625

S629

S631

S633

S635

S636
S627

(CD)

6
(#)

(b)
100µH
L603

7
10K
0.022

0.022
C605

C606

1
(

R696

A B C
10µH
L604

5.1V
 SCHEMATIC DIAGRAM-12

:POSITIVE VOLTAGE LINE :MIC SIGNAL LINE

Q602
KTA12710YTA
POWER SUPPLY
8.6V 8.6V
8.6V 8.6V

R661

R691
390

22K
H601
7.8V
1
2 A R650
B SLR325DCT31 4.7K
3 (FL LED)
D608

4 C
5 D R635 1K
R653 I
2.2K R633 1K
6 E J

C603

C604
100P

100P
7 K
8
L
(POWER)
S638

0.2V 4.4V 0V 0.2V

8 7 6 5 4 3 2 1
R680
1.5K

MU TEA

CNT

CLK

DATA

GND
PC
IC601

REC/PLAY
BU2090AF-E2
LED CTL

LED DRIVE

VCC
D5

D4

D3

D2

D1
9 10 11 12 13 14 15 16
R627
0.4V 4.6V 7V 7V 7V 7V 0.7V 5.1V 100

C602
D607 D606

0.1
SLI325URCT31 SLI325DCT31
(STANDBY) (REC/PLAY TIMER)
E D C B A

R643 R641
3.9K 5.6K

5.8V

R667
1K
R695

R697

R900

R903

R909
330

330

330

330

330

R668

100P
C611
C610
100P
IC602
SLR325MCT31W

SLR325MCT31W

SLR325MCT31W

SLR325MCT31W

SLR325MCT31W

1K
(S.WOOFER)

BU2090AF-E2
(TUNER)
(TAPE)
(AUX)
D609

D610

D612

D613
D611

LED DRIVE
(CD)

7V 0V 0V
8 7 6 5 4 3 2 1

DATA

GND
DPL

CLK

A B C D E
TUNER
TAPE
AUX

LVL2

LVL1

VCC
SW

CD

9 10 11 12 13 14 15 16 R657
7V 7V 7V 7V 0.7V 4.7V 0.1V 5.1V 100
0.7V 0.7V
7V 7V
C607
0.1

((7V)) ((7V))
A B C D E
R911
4.7K

R912
4.7K

C723A R726
0.015 22K
C720
0.01
R720A R723A
10K 22K
R717A
27K
MTZJ5R1BTA

R722
8.2K

C721A C728
D702

0.033 4700P
C716A
16V10

C717A
150P

5.1V 0.2V 5.1V 2.5V 2.5V 2.5V 2.5V 2.5V

16 15 14 13 12 11 10 9
DSC

VCC
MUTE

ADINT

ADINT

ADLPF

ADLPF

MIC IN
OUT

OUT
IN

IN

IC700
BU9255FS-E2
ECHO VR

MIX OUT

ELECTRIC ECHO/
DALPF

DALPF
DAINT

DAINT

MIC MIX
OUT
OUT
BIAS
GND

IN
IN
R708A

R706A
22K
220

1 2 3 4 5 6 7 8
0V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V

C722A C729 R730 R908 C626

R716A 1K 0.033 3300P 8.2K 100 50V1
16V22
C719

R719A

R727A C730A
4.7K

(MIC VOL)
C718A

R718A

R721A
0.01

100 50V1
10K(B)
VR700
10K

15K
M N

C724A
0.015
C727

50V0.47

7.7V
5.1V
5.1V
SCHEMATIC DIAGRAM-13

:POSITIVE VOLTAGE LINE :MIC SIGNAL LINE

O P Q R S

R947
C646

100
0.01
Z600
5V RCDRPM6937H4
(REMOTE SENSOR)
C653
0.01

1.1V 5V 2.4V 2.4V 2.4V 5V

16 15 14 13 12 11 10 9
GND VCC OUT

VCC
GND2

PHOUT

GND1

ENB

A
3 2 1
IC603 5V 5V
M62457FPE1 R693
SPE.ANA LYZER 47

DIF OUT
AMP

C OUT

A OUT
VCC/2

VREF

C NF

A NF
IREF

25V4.7
C621
1 2 3 4 5 6 7 8

C620
0.01
2.5V 1.5V 2.5V R932 2.5V 2.5V 2.5V 2.5V

R935
100K

100K
C652
50V0.1
50V0.1

50V0.1

R929
100K
C647

C650

50V0.1
C651

C654
0.01
VR600
(VOLUME)

D630 R955
RVD1SS133TA 470K
5.8V

5.2V
Q605
4.4V 1 2 3
2SA933SSTA
POWER SUPPLY
R958
4.7K

5.1V
R915
12K
0.1V T
R916
4.4V 22K
U
C634
100P

C637
100P

R914
10K
Q607 V
KRC102MTA
POWER SUPPLY CONT

8.6V
5.8V

7.7V
5.1V
5.1V
5V

R729 D700,701
22K RVD1SS133TA

W X Y Z d b d e
R728A

D700

D701
47K

R944
5.6K
R732
47K

R724A 0.7V
220 0.5V
C726A
33P

R725A
220 Q703
KRC102MTA
C725A

INTERFACE
0.7V
33P

0.5V
R731A
10K

Q704
2SC3311ARTA
INTERFACE

H602 CP603
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
MK CLK
MK DATA

VREF-
TPS
ADIN6
ADIN7
VREF+

MM I/O
+B(6)

NC
NC
NC
NC
NC
NC
NC

MIC
M.GND
NC
SD

SER5
SER3
NC

P.CONT
LVL1
+B(4)

NC

MUTEA

TO TO
5V
DECK CIRCUIT MAIN (CONTROL) CIRCUIT
(CN1201) ON (CN303) ON SCHEMATIC
SCHEMATIC DIAGRAM-8 DIAGRAM-18
 SCHEMATIC DIAGRAM-14

:POSITIVE VOLTAGE LINE :NEGATIVE VOLTAGE LINE

-31V
D617 RVD1SS133TA

R949
22K
B
C
L605
3.3µH D
5V E

1000P

MA723TA

6.3V100
F

C625

R910

1000P
C623
680

C622
D614
G

6.3V1000
H

C629

R901
330P

22K
C624
I
J
5.1V K
L

10V22
C627

C628
0.01
R918 C645 M

-26.5V
-19.8V
-26.5V

-24.3V

-13.2V
-13.3V

-22.2V
-24.2V
-24.3V

-20.2V
-11.1V
220K 16V10

-31V

-23V

-20V
5.1V

0V
0V

5V
R671

560P
560P
560P
100P
560P
560P
560P
560P
560P
560P
560P
10K

RVD1SS133TA

100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
D617

VEE
VREF

EECLK
EEDATA
REG IN
REG1/SEG1
REG2/SEG2
REG3/SEG3

REG4/SEG4
REG5/SEG5
REG6/SEG6
REG7/SEG7
REG8/SEG8
REG9/SEG9
REG10/SEG10
SEG11
SEG12
SEG13
AVss

VCC
C643
C642
C641
C639
C638
C636
C635
C633
C630
C631
C632
D636
RVD1SS133TA -20.2V
5V SEG14 80 N
1 CRT/SER4
5.1V -17.8V
X 2 TPS SEG15 79 O
R917 100 3.9V -26.6V
Y 3 DECK1 SEG16 78 P
3.1V -24.4V
Z 4 DECK2 SEG17 77 Q
2.6V -15.7V
F 5 KEY4 SEG18 76 R
4.8V -13.4V
E 6 KEY3 SEG19 75 S
5.1V -14.8V
G 7 KEY2 SEG20 74 T
5.1V -13.6V
H 8 KEY1 SEG21 73 U
0V -22.2V
I 9 SER1 SEG22 72 V
0V -24.4V
N 10 ECHO LVL SEG23 71 W
0V IC600 -20.2V
K 11 SER3 SEG24 70 X
0V M38199MF213F -24.5V
Y
W 12 SER5 SYSTEM CONTROL/ SEG25 69
0.7V -20V
O 13 SPE FL DRIVE SEG26 68 A
2.3V -20.1V
U 14 V JOG A/B SEG27 67 B
2.7V -24.4V
D 15 J JOG A/B SEG28 66 C
0V -24.4V
M 16 ECHO ON/OFF SEG29 65 D
0V -24.4V
e 17 NC SEG30 64 E
0V -20V
J 18 SER2 SEG31 63 F
2V -24.4V
A 19 MM CS SEG32 62 G
0.6V -26.7V
B 20 MM CLK SEG33 61 H
0.5V -26.7V
b 21 MM DOUT GRD1 60 I
0.7V -26.7V
a 22 MM DIN GRD2 59 J
5V -26.7V
C 23 MM RESET GRD3 58 K
1.8V -26.7V
D 24 MM REQ GRD4 57 L
-26.7V
25 NC GRD5 56 M
0V -26.7V
E 26 PLL CE GRD6 55 N
0V -26.7V
27 PLL DA GRD7 54 O
F -26.7V
0V
G 28 PLL CK GRD8 53 P
5.1V -26.7V
H 29 ST/DO GRD9 52 Q
5.1V -26.7V
d 30 SD GRD10 51 R
XC OUT
/RESET
DC DET
ECONO

GRD12
GRD11
T
X OUT

MBP1
MBP2
SYNC

XC IN
RMT

X IN

SPA
SPB
SPC
V
VSS
C640

R733
560P

NC
NC
NC
1K

R734 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
10K
1.9V
5V
4.8V

0V

-11.8V
-11.8V
-11.8V
2.9V

2.4V
2.4V

-26.7V
2.5V

0V
5V
5V

-26.7V

R735A R736A 0.6V

10K 2.2K 0.6V
Q705
2SC3311ARTA S
INTERFACE
R737
10K

T
I D627,633,634
D633 RVD1SS133TA
J P
D634
Q
R948 1K D627
K R
R941 100
10K
10K

10K

L R960 470 R974 10K

M
C658
100P

N
R967
22K

R950
R951
R952

O
R919 R940
R957
22K

10K R926 10M

4.7K
R939
680

C649 X600 R943 X601

R959

R961
4.7K

4.7K

0.01 (32.7KHz) 330K (8MHz)

5V
C659
C656

C662

C655

C657

C660
100P

50V1

68P
15P

18P

68P
1SS291TA

Q606
D616

0.2V
0V
C665
56P

C667 5V
1000P
C668

50V2.2
0.1V Q604
D615
KRC103MTA Q608
RVD1SS133TA

1SS291TA
RESET
0.2V 0V
D629

C666
56P

1000P
C669

Q606,608
KTC3199GRTA
SWITCHING(MBP)

8.6V
5.8V

5.1V 5.1V
5.1V 5.1V
5V
 SCHEMATIC DIAGRAM-15
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE :CD-DA/V-CD (AUDIO) SIGNAL LINE

-31V
C

R942
FL600(RSL0296-F)

68
D638 L606
MA4020LTA
100µH
FL DISPLAY A

50V3.3
C661
R938
68
1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 51 52 53

B
35V22
C616

35V22
C648
R692 100K
R689 100K
R686 100K
R681 100K
R672 100K
R682 100K
R673 100K
R683 100K
R674 100K
R684 100K
R675 100K
R685 100K
R676 100K

A B C D E F G H I J K L M N O P Q R S T U V W X Y A B C D E F G H I J K L M N O P Q R S T

A B C

5.8V
H603
M 1 SYNC
TO
2 FL1
AC TRANSFORMER
3 FL2
CIRCUIT(CN502)
4 SYS 6V
ON SCHEMATIC
L 5 ECONO
GND
DIAGRAM-24
6
J

CP602
1 LED9V
2 SPEANA
5V 3 +B(6)
4 MAIN CLK
5.1V 5 VREF+
K 6 DCDET
G 7 PLL CLK
F 8 PLL DA
E 9 PLL CE
A 10 MM CS
D 11 MM REQ
12
TO
C MM RESET
13
MAIN (CONTROL)
H ST/DO
14 CIRCUIT(CN302)
O SER4
15 NC
ON SCHEMATIC
16 DIAGRAM-18
L LVL2
17 D.GND
S -31V 18 -VP
19 HP.GND
B 20 HP.Rch
C 21 HP.Lch
A 22 HP.SW
8.6V 23 LED9V
B 24 SER1
I 25 SER5
N 26 DPL DA
R971
1K

8.6V
5.8V

5.1V
5.1V
5V
SCHEMATIC DIAGRAM-22
:CD-DA/V-CD (AUDIO) SIGNAL LINE
:POSITIVE VOLTAGE LINE :SURROUND SP. DRIVE SIGNAL LINE
POWER CIRCUIT :NEGATIVE VOLTAGE LINE :CENTER SP. DRIVE SIGNAL LINE

IC500
RSN311W64A-P
POWER AMP(HIGH,MID,LOW)

26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
0V 0V 0V 0V -28.5V 60.2V 0V 0V -30V 29.5V -0.2V 0V 0V 0.2V 0V -29.7V 29.1V 0V -60.7V 60V 0V 0V

470P

470P
0.01

0.01

470K

RK306LFU1
C539 0.047

RK306LFU1

D519
R568

D517
22K
C513

C521

C503

C511

R546
R552 2.2
R502 R553 2.2
C500 470P 4.7K R505 2.7K R532 56K
A
C526 15P R555 120K
C510 470P R501 4.7K
R506 2.7K R533 56K
B
C527 15P R560 120K
C514 470P R534 56K
C
C528 15P R557 120K
C508 470P R535 56K
D
C529 15P R558 150K
R536 56K
E
C530 22P R556 220K
R504
1.5K

R537 56K
F
C531 22P R559 180K
R503
1.5K
R516
R509

R512

R520
2.7K
2.7K

2.7K

2.7K
C502
0.1

C501

R507 R513
0.1

4.7K 4.7K

R508 R517
4.7K 4.7K 14.8V
5V
Q505
50V3.3
C551
50V3.3
C548

5V 0V
0V
Q503
16V10
C547

R561
10K

E D C A B

Q503 Q505
C509
2SC2785FTA KTC3199GRTA
0.01 OVER LOAD DET. OVER LOAD DET.

CP501
GND1 1
+B(3) 2
H.Lch IN 3 A
H.Rch IN 4 B
LOW CH 5 C
TO GND1 6
MAIN (CONTROL) S CH 7 D
CIRCUIT(CN300) C CH 8 E Q510
ON SCHEMATIC /CD 9 B 2SD2144STA
DIAGRAM-21 SWITCHING
DC DET 10
R554
P.CONT 11 A 1K 0.2V
0V
HP SW 12
R562
8.2K

CP500 C554
P.GND 1 10V470
D.GND 2
+B(4) 3
-B(1) 4
TO GND1 5 D501 D502 D503
MAIN (CONTROL) 7.7V
6 1D3E RL1N4003S-P RL1N4003S-P
CIRCUIT(CN301) +B(1) -7.9V
7
ON SCHEMATIC +B(2) 8 3.3V
DIAGRAM-21 +B(6) 9 5V
-VP 10 -31V
LED9V 11 8.6V
+B(5) 12 10.4V
 SCHEMATIC DIAGRAM-23
:CD-DA/V-CD (AUDIO) SIGNAL LINE
:POSITIVE VOLTAGE LINE :SURROUND SP. DRIVE SIGNAL LINE
:NEGATIVE VOLTAGE LINE :CENTER SP. DRIVE SIGNAL LINE

IC501
STK470-040
REGULATOR JK502

D
L ch
LOW
(6 )
C

R583 C560 C559

R586 C566 C565

0.1

0.1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 R ch
14.5V 9.8V 10.4V 5V -27.8V -8.5V -7.9V 7.7V 14.8V 16.0V 28.0V 60V 29.2V -29.7V -60.7V

0.1

0.1
R527
1.5K

C544 C552
0.01 0.01

MTZJ16BTA
A B
SPEAKERS

10

10
R601A
R591
1.5K

50V47
16V47

4.7K
R590 R599 JK503
MTZJ10BTA

1.5K 4.7K
D507

35V100
R571

50V100

C577
L ch

D508

C553
C534

C575
39

R565
RSFMB40KT-L A HIGH
(6 )
D524 1D3E
C571 35V3300 R ch
B

R584 C562 C561

R587 C568 C567

0.1

0.1
0.1

0.1
D526 1D3E

C574 35V3300

10
10
MTZJ8R2BTA
D506

JK504
E CENTER
SPEAKER
(8 )
1D3E
1D3E

F L ch

C569
0.1
SURROUND
D520
D521

Q515 SPEAKERS(4 )

C570
0.1
2SC3940AQSTA

R577
2.2
REGULATOR R ch

R585 C564 C563

0.1
14.9V 60V

R588
10
R594
3.3K

0.1
15.1V
C578
R572

0.01
2.2

R574
2.7K

10
R593
820K D528
MTZJ15CTA

D528
RVD1SS133TA
D522

A
C549 R567
100V10 100K
B
C573
5600
C572
5600

Q501
2SB1417PQTA
REGULATOR R529 D514 C550
-31V -38.2V 4.7 1D3E 35V100
C583
Q519 A B 0.22 E500
C543

1D3E
D516

2SB1417PQT
C516

R524

100
4.7K
0.01

POWER SUPPLY -31.6V

R521
3.3V 10.4V 220
MTZJ12BTA

MTZJ30BTA
100V10
C533
0.01

C512
R563

C523
50V1
D509
10K

D504

9.7V

Q516 R576 R575

47 47 B A
KTC3199GRTA
POWER SUPPLY CONT. R551 RL501
9.7V 2.2K
3.2V
5 2 1
MTZJ12BTA
R569
3.9K

D512 2.6V
D523

RVD1SS133TA
Q512
Q509 2SC1740SSTA
R598
470

KRC110MTA RELAY DRIVE 6 4 3

SWITCHING R578 C584
3.2V 0V
D518 3.3K 0.022
RVD1SS133TA H501
0.2V 0.8V
1
10V33
C546

2
B A 3
4
5
6
7
8
7.7V 9
-7.9V 10
3.3V 11
5V 12
C558
2200

-31V 13

10.4V
SCHEMATIC DIAGRAM-24

AC TRANSFORMER CIRCUIT SUB-TRANS CIRCUIT

Q976
2SD2144STA
R985 R980 R981 POWER SUPPLY D979
1D3E T502
22 22 22 10.4V 27.1V W500 CN500
1 1
2 2
C976
1D3E

1000
D978

8.9V
R982 C979 3 3
Q977 820K 1000P
2SD2037ETA
R983

Z501
1.2K

POWER SUPPLY D981 C978

5.8V 1D3E 0.01
10.4V
1D3E
D983
C980

C977
R984

1D3E
1000

D980

JK500
0.01

1.5K

L500
6.5V
D984 F1
1SS291TA C975 T3.15A
W1A
35V4.7
Q978
MTZJ7R5ATA
10V47
C981

KRC102MTA AC IN
D982

R977
10K

SWITCHING D977 (AC110/127/

RVD1SS133TA 220/230-240V
2.8V R976
0V 10K 50/60Hz)
RL502
R986 3 4
15 F2
CN502 T1.6A
SYNC 1
TO FL1 2 A
1 2
PANEL CIRCUIT FL2 3 B
(H603) R978
SYS6V 4 1K 0.8V 0V
ON SCHEMATIC ECONO 5
DIAGRAM-15 GND 6

Q975
2SC1740SSTA
D513 R979
RELAY DRIVE VOLTAGE
KBPZ02G RSFMB40KT-L
SELECTOR
CIRCUIT

T501
CN501 A
1 A S501
AC23.0V
C540

2 (VOLT ADJ)
0.1

B
3 B 230-240V 220V
4 C
C AC23.0V 4 110V
5 W9 127V 3 5
6 D
D 2 6
7 W5
8 110V 1 7 127V
AC10.8V 8
9 W7
10 AC10.8V 220V
W10 230-240V
11 E
12 E
W8
13 B
AC10.8V
W6
A
SCHEMATIC DIAGRAM-1
:POSITIVE VOLTAGE LINE
NOTE: CD SERVO CIRCUIT :CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE
The number which noted at the connectors
on the schematic diagram as
"SCHEMATIC DIAGRAM-1" or
"SCHEMATIC DIAGRAM-2"
indicates the schematic diagram
serial number located on the left corner
in the schematic diagram. 3.3V
5V

6.3V100
OPTICAL PICKUP

C704

C703
0.1
R701
4.7

6.3V33
Q701 PLAY

C701
2SA1037AKSTX 0.9V
0.1

P-P (RF)
LASER POWER
DRIVE TJ701 TP29 TP30
(2.5V) C716
R750 R752 3.3V 0.5 s. 0.2V/DIV. 820P
Vcc CN701 5.6 0 3V
1 1
680P
680P

0.047
1K

1V
8 PDF
2 2 A (1.9V)
IC701

0.027
2700P

C707
C706
C702
0.1
3 PDE AN8839NSBE2
3 3 B D
SERVO AMP
LD E B
11 LD
4 4 C
A A
12 LD.GND
5 5 B (0.2V) (2.5V) (1.5V) (2.3V) (3.2V)
1.7V 1.7V 3.3V 1.7V 1.7V 0V 3V 1V 0.7V 2.1V 1.8V 0V 0V
2 GND
6 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14

CSBRT
RFIN

LDON
Vcc

LPD

BDO

GND
LD

RF

CEA
PDF

PDA

PDB
PDE
10 NB
7 7 C
PLAY PLAY
5 GND 0.2V
8 8 D 0.6V
P-P P-P
4 NA 2ms. 0.1V/DIV. 2ms. 0.1V/DIV.

PDOWN
E

/RFDET
9 9

FEOUT

TEOUT

OFTR
VREF
FBAL

TBAL

ENV
FEN

TEN

NC

NC

NC
9 VREF
10 10
28 27 26 25 24 23 22 21 20 19 18 17 16 15
6 LPD
11 11 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 0V 3.2V
(0V)
GND C747
12 12 180P
T+
1 2 3 4 13 13
C712 R744 C710
GND

BIN

AIN
Vcc

T- 0.1 120K 120P

14 14

R702

R705
150K
10K
F+ C711 C749
15 15
NBOUT

NAOUT

C751 C750 0.1 1800P

VREF
GND

F- 0.1 0.1
16 16
C742 0.027
8 7 6 5
R708

R707

R706

R704
22K

39K

1K

1K

D C B A
0.1

TP42 TP33

I H G F E D C
TRACKING
COIL

FOCUS VREF
COIL
6.3V100
C713

C714
0.1

IC703
AN8739SBE2
FOCUS COIL/
TRACKING COIL/
R736
100

B A D C TRAVERSE MOTOR/
SPINDLE MOTOR DRIVE B A

(0.4V) (0.2V) (0.1V) (0.4V) (0.2V)

0V 0V 0V 0V 0V 7.8V 7.8V 1.7V 1.7V 1.7V
14 15 16 17 18 19 20 21 22 23 24 25 26
PGND2

PVcc2

RSTIN
VREF
D3+

D4+

GND

Vcc

IN4

IN3
NC

NC

NC
D3-

D4-

PGND1

PVcc1

/RST
GND

PC1

PC2
D2+

D1+
D2-

D1-

IN1

IN2
NC

NC

NC

B A
13 12 11 10 9 8 7 6 5 4 3 2 1
A 0V 0V 0V 0V 7.8V 1.7V 1.7V 3.2V 1.7V 1.7V
R727
6.8K

(0.1V) (0.7V) (0.6V) (0V)

M702
C737

R749
M
0.1

SPINDLE 4.7K
MOTOR C
A B D C
1500P
C752

B
R725 C715
390 2700P
TP35 A
1500P
C739
R729

C738
3.9K

0.01
R723

R735

R724

R715

TP38 R728
6.8K

18K
100

1K

3.9K
C B
D
M701
C736

M E
0.1

TRAVERSE
MOTOR F
R731
D 6.8K
G
TP37

7.7V
7.8V
10V220
C734
C735
0.1
SCHEMATIC DIAGRAM-2
:POSITIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE

3.3V

6.3V220
10V220
C723
C724

C733
C732
0.1 5V

0.1

R721
100
R717 R719 TP21
100 0
A

3V

1000P
C725
PLAY
N M
2.2V
P-P

1000P
C731 1kHz, 0dB

C726
6.3V220 R718 R720 TP23
100 0
1.5V
P-P B
C730
0.1
R716
10
F=16.9344MHz 5.1V
3.3V V
U
C722
10P T
S

0V (1.3V)
3.2V(0V)
120 (16.9344MHz)

1.6V

1.6V

2.5V
2.5V
3.3V
PLAY
X701

3V
3V

3V
0V

3.2V

61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 0V
F=44.1kHz
IOSEL

IOVDD
DIDATA
DILRCK
DEMPH

DISCK
RESY
/CLDCK

IPFLAG

AVDD1
BYTCK

/TEST

AVss1
FCLK

FLAG
CLVS

OUTL

OUTR
RSEL
CRC
R714

PLAY
3.3V 1.6V 3.2V
60 VDD BCLK 1 R
C721 1.6V 1.6V
10P 59 X2 OUT PLAY LRCK 2 P
1.6V 0.6V 3.2V 0V (2.4V) 0V
58 X1 IN SRDATA 3 Q 0.2 s. 1V/DIV.
P-P 3.3V
57 Vss 0V DVDD1 4
0V T 13.3ms.
E 56 SBCK F=16.9344MHz DVss1 5
(0.1V) 3.2V 0V
B 55 SUBC PLAY TX 6 O
3.2V 3.2V (2.9V)
54 VCOF2 MCLK 7 K
R710 0V
10 53 PCK 0V MDATA 8 J
2.4V 3.2V
L 52 384FS IC702 T 13.3ms. MLD 9 I
A AVss2 PLAY
3.3V
51 MN662790RSC 3.2V SENSE 10
50 AVDD2 SERVO PROCESSOR/ /FLOCK 11
120K
R711

0V DIGITAL SIGNAL PROCESSOR/ 0V

49 VCOF /TLOCK 12
(1.2V) 0.2V DIGITAL FILTER/ F=75Hz 0V
48 PLLF D/A CONVERTER PLAY BLKCK 13 H
1.7V 3.2V 3.2V
C717

47 DSLF SQCK 14 G
0.1

R741 47K 1.7V PLAY 3.3V

46 DRF SUBQ 15
R709

0V F
47K

1V R753
45 IREF 0.9V T 13.3ms. DMUTE 16 10
1.7V P-P 0V (3.3V)
44 ARF PLAY STAT 17 D
R742 3.2V 3.2V
220K 43 WVEL 0.5 s. 0.2V/DIV. /RST 18 C
1.7V
1000P
C745
42 DSLF2 0V SMCK 19
C718 R712

PLLF2 T 13.3ms. CSEL

/RFDET

41 20
TRCRS
0.47 470

RFENV
LDON

OFTR
VDET

VREF
5600P

TBAL
FBAL
C744

ECM
BDO

FOD
TRD

ECS

TVD
NC

NC
PC
TE
FE

40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
(0V) 3.2V

0V

1.7V
1.7V
1.7V
1.7V
1.7V
1.7V
1.7V
1.7V

(0V) 3.2V
(3.2V) 0V
0V

1.7V
1.7V

1.7V

PLAY PLAY
0.6V 0.2V
P-P P-P
2ms. 0.1V/DIV. 2ms. 0.1V/DIV.

A B C D E F G H I A B C D E F G

A B C D E F G H I J K L M N O P Q R S T U V

TP1 TP3 TP4 TP5 TP6 TP7 TP8 TP12 TP13 TP14 TP18 TP17
C753
470P
L703

L704

L702
L701

3.3V
R713
100

S701
(REST)
3.3V
B
TP2 TP15 C743 TP20 TP19
0.1
A
7.8V
CN702
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
BLKCK

IPFLAG
STAT
REST SW

MCLK

P.GND
MDATA
SQCK

MLD

384FS
SUBC

/RST

SBCK

SUBQ

DISCK

IOVDD
D.GND

SRDATA

+B(2)

DILRCK

DIDATA
VCOF

LRCK

BCLK
TX
+B(1)

CLDCK

Rch OUT

Lch OUT
A.GND

TP16

TO
MAIN(CONTROL)CIRCUIT
(CN307) ON SCHEMATIC
DIAGRAM-18
 SCHEMATIC DIAGRAM-3

:FM SIGNAL LINE :AM SIGNAL LINE

MAIN(TUNER) CIRCUIT :POSITIVE VOLTAGE LINE :FM OSC SIGNAL LINE :AM OSC SIGNAL LINE

TUNER PACK CIRCUIT

Z120 FM FRONT END (RAL0029) Q2
Q1A 2SC2786MTA L2
C3 FM MIXER
2SK544F-AC 2.2P
0.47 H
RF AMP 7
C1A

SVC211SPA-AL

390
D

R6
5.6P

1.2 H
G

5.6P

3.3P
L11

L1
JK101

D2A
FM ANT SVC211SPA-AL S

100K

560K
R2
1

R5

1000P
C5

C6
180P

C11
L12

D1A

C4
75

1000P
C2A
R3 R103
220 270
GND 2 6

16V10
C102
C101
3

0.01
100K
R1A

390
R9
R4 R8

R10
390
4 100K 680K R11 C10
5 680K 18P
C7
4.7P
2.7K
R7

C8
SVC211SPA-AL
3.3P

2.2P

L10
C9 Q3
D3

2SC2787FL1TA Q4
LOCAL OSC 2SC2787FL1TA
BUFFER AMP
8

L102
0.39 H

AM ANT A
EXT Z101

B
LOOP

C
0.39 H
L101

AM ANT AM OSC
R110
1K
0.047
C107

C108
100K
R112

8P

D R111
390
1000P
C136

A
16V22
C125

R128
82
B
6.3V100
UDZSTE175R1B

1000P
C132

C130
R113
10K

R114
1000P
D101

R151

R117
C113

5.6K
47K
82
560 25V4.7

R129
R115 C111
C110
0.01

R152 27K
0 C
C134

C133
27P

27P

X103 C112 R116 C124

(7.2MHz) 0.01 1K 100P
D
2.6V 1.3V 0.9V 0.9V 5.2V 0V 2.5V 0V 0V
2.6V 3V 0.9V 0.9V 5.2V 2.5V 0V 0V 0V
20 19 18 17 16 15 14 13 12 11
VDD
A IN

IF IN
X OUT

Vss

A OUT

PD

FM IN

AM IN

MONO

IC102
LC72131MDTRM
PLL FREQUENCY
STRQ

SYNTHESIZER
X IN

SDC
CE

CL

DO

AM

LW

FM
DI

1 2 3 4 5 6 7 8 9 10
2.6V 0.6V 0V 0V 5.2V 4.7V 4.3V 0V 0.1V
2.6V 0.6V 0V 0V 5.2V 0.2V 4.6V 0V 14.7V
E

R130 R132
10K 10K

R138 R133
3.3K 1K
F
R137

R136

R135

R134
470
1K

1K

1K

A B C D
 SCHEMATIC DIAGRAM-4

:POSITIVE VOLTAGE LINE :FM SIGNAL LINE :AM SIGNAL LINE :AM OSC SIGNAL LINE

R104 R107
1K 330

C103
0.01
R106 CF202
470K 1 3

0V
CF201 C104 0V 10.3V
1 3 1000P
0.7V Q106
2 KRA102MTA
POWER SUPPLY
R105
470

Q101 (FM:ON)
2SC2058SPTA FM +B LINE
2 FM IF AMP 0V 14.8V
14.7V 14.8V
14.8V
14.5V

16V10
C120
R143
22K

C138
0.01
14.7V
2.8V
0.033
C116

R121
22K
IC101
4.7K 25V4.7

LA1833NMNTLM
680P

R102 C139

R123
68K
FM/AM IF AMP,
DET/AM OSC,MIX/FM MPX
C119

A
C142 R142
25V4.7

D 50V1 6.8K
47K
50V3.3

1000P

A
C114

C109

3300P
R118
3.3K

4700P
C144
150P

C118
0.01

R146
100K
R120
C115

C141 R141
B 50V1 6.8K
C137
C131

C B

4700P
C143
C117
0.01

R145
100K
4.7V 6.1V 2.1V 2.1V 0.7V 1.2V 2.4V 2.1V 2.1V 2V 1.8V 1.8V
4.4V 5.9V 2.4V 2.4V 0.3V 0V 2.4V 2.1V 2.1V 2V 1.8V 1.8V
24 23 22 21 20 19 18 17 16 15 14 13
OSC OUT

OSC

AFC

AM RF IN

AGC

AM OUT

PILOT IN

MPX IN
DET OUT

PILOT OUT

Rch

Lch
AM MIX OUT
FM IF IN

AM IF IN

FM DET

FM/AM

MONO
STRQ
REG

GND

Vcc
SD

ST

1 2 3 4 5 6 7 8 9 10 11 12
2.1V 5.8V 2.1V 2.1V 5.3V 5.2V 3.6V 5.8V 0V 4.7V 3.4V
2.1V 6.1V 2.1V 2.1V 5.3V 5.2V 4.7V 6.1V 0V 1.2V 4.3V
R124
C126
16V22

33
C127

C122
1

50V1
R119
4.7K

C106
0.01

50V0.47
C121
X102

R127
470

Z102
C123
50V1
R122
2.7K

1 4 1 3
2
3 6
2
R131
68
7.3V
7.7V
6.3V100

C149
C129

14.5V
14.8V
0.1

D F C E B A

R125
470

R126
1K
A
1000P
C147
C148

A
0.01

B B
C
D

A
1 2 3 4 5 6 7 8 9 10 11
+B(4)
+B(3)
DO
CL
DI
CE
SD
STEYE

Rch OUT
Lch OUT
GND

TO
MAIN(CONTROL)CIRCUIT( B )
ON SCHEMATIC DIAGRAM-17
SCHEMATIC DIAGRAM-9
:POSITIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE
VIDEO CIRCUIT :CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE :V-CD(VIDEO) SIGNAL LINE

5V

C1008
0.1
R1008

R1020
J D

2.2K
10K
IC1003
TC7WU04FUT2L
INVERTER

1.3V
5 GND 4
C1006

C1010
C1011
0.1

0.1

0.1
0V 1.4V
6 3

R1021
4.7K
J
1.4V 0V
C1019
100P

0.9V 7 2
P-P

F=27MHz 3.3V 1.6V

I 8 Vcc 1
H
K L M N O P Q
C1021
100P

R1000
5.6K

R1001
F X1000

100
(27MHz)
0V (1.3V)

E
5V (0V)

5V (0V)
3.3V

3.3V

0.8V

2.5V

2.5V

1.3V

3.3V

C1000

C1001
0V

5V
5V

5V

0V
0V
0V
0V
5V

10P

10P
128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97

VCKPIO1 3.3V
HD IN

HINT

PIO3
HRDY
NC

HSEL

HCK
Vss

GCK
NC
NC

NC

Vss
VCK

NC
VDD3

VDD3

VDD3

Vss
NC
NC
CDG-SOS1
CDG-VFSY

HDO-OUT
DA-BCK
DA-DATA

DA-LRCK
DA-EMP
VDDMAX-OUT
CDG-SDATA

CDG-SCK

0.3V
1 NC NC 96 P-P
2 Vss NC 95
1.6V
3.3V

F=27MHz
5V

D 3 CD BCK NC 94
(2.4V) 0V PLAY
C 4 CD DATA 3.2V PIO2 93
1.6V 1.3V
B 5 CD LRCK RESERVED 92
(0V) 3.2V P-P
A 6 CD C2PO 0V PIO0 91
7 NC T=40ms. F=27MHz RESERVED 90
8 NC PLAY RESERVED 89
PLAY PLAY
9 NC 3.2V 5V 4.8V RESERVED 88
(2.3V) 0.6V PLAY 3.3V
A 10 MD0 4.8V AVDD 87
(2.3V) 2.7V 0V 0V 1.6V
B 11 MD1 F=44.1kHz 0V DA XCK 86 A
T 0.7ms. 0V
(0.3V) 2.7V F=2.822MHz
C 12 MD2 F=44.1kHz AGND 85
(2.3V) 2.7V
D 13 MD3 PLAY RESERVED 84
(0.3V) 0.6V 3.2V
E 14 MD4 RESERVED 83
(0.3V) 0.6V 4.8V 3.3V
F 15 MD5 P-P VDD3 82
0V 0V R1006 10K
16 Vss 0.2 s. 1V/DIV. CLK SEL(3) 81
(0.2V) 0.6V F=16.9344MHz
G 17 MD6 Vss 80
3.3V IC1000 3.3V R1010 10K
18 VDD3 CLK SEL(2) 79
2V MN89103M2 3.3V R1011 10K
H 19 MD7 CLK SEL(1) 78
MPEG VIDEO 3.3V R1004 10K
20 I/O Vss AUDIO DECODER CLK SEL(0) 77
(0.1V) 0.6V
I 21 MD8 AGND 76
3.3V 0V
22 VDD3 C-OUT 75 B
(0.3V) 0.6V 3.3V
J 23 MD9 AVDD 74
R1013
(0.2V) 0.6V 1.2V
R1007

C1020

K MD10 VREF
75
24 73
5.6K

0.1

(0V) 0.6V 1.2V

L 25 MD11 VGAIN 72
(0.2V) 0.6V
M 26 MD12 AGND 71
R1009

(0.3V) 0.6V 3.3V

9.1K

C1016

R1012

N 27 MD13 AVDD 70
3.3K
0.1

(0.3V) 0.6V 0V
O 28 MD14 Y-OUT 69
(0.3V) 0.6V
P 29 MD15 AGND 68
0.6V
30 NC COMPOS-OUT 67 C
3.3V
VDDMAX-IN
RESERVED

R1014

31 NC AVDD 66
75

32 NC NC 65
RESET

L1002 L1000
MWE

VDD3
RAS0
RAS1
MA10
MCE

VDD3

VDD3
CAS

MA9
MA8

MA7

MA6
MA5
MA4

MA3

MA2
MA1
MA0

2.7 H 1.8 H
Vss

Vss

Vss
NC
NC
NC
NC

NC
NC
NC

D
C1014
R1005

150P

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 C1013 E
75

100P
5V
(2.2V) 2.5V

(1.4V) 2.8V

0.5V

5V
3.3V
3.2V

(2.3V) 2.6V
3V
3.3V

0V
1.2V
1.9V

3.3V

(0.6V) 2.8V

0V
3.3V
0V
0V
0V

C1015

C1018
270P

330P
(0.5V)
(2.7V)

(1.1V)

(1.8V)
(1.5V)
(0.5V)

C1012
0.1
R1002

R1003
100

100

Q R S T U V W X Y Z a b d e f

3.3V
C1005

C1007
0.1

0.1

C1009
0.1
 C1017
0.1

1.6V
1.6V

5V
0V
7
6
5
BLKCK
C1002

8 Vcc
CLDCK 0.1
SUBC

IC1004
INVERTER
HSEL
IPFLG
CDLRCK

1
2
3
GND 4
CDDATA

E F G H A B C
5V

TC7W14FUTE1L

1
NC Vcc

0V
CDSCK

1.6V
1.6V
(0.3V) 0.6V

2
A16 NC

I
HDIO
(0.2V) 0.6V 0.6V (0.3V)

3
HCK A15 A17
:POSITIVE VOLTAGE LINE
SCHEMATIC DIAGRAM-10

VRST (0.3V) 0.6V 0.6V (0V)

4
A12 A14
SBCK (2.3V) 2.6V 0.6V (0.2V)

5
A7 A13
HINT (1.4V) 2.8V 1.9V

6
A6 A8
DIDATA
(0.6V) 2.8V 1.2V

TO
V

DISCK A5 A9
0.5V 0.6V (0.1V)

8
HRDY A4 A11
DILRCK (1.1V) 0V 3.3V

2M ROM
A3 OE

IC1001
EMPH (1.8V) 0V 0V(0.5V)

K L O N M P Q
A2 A10

3.2V
3.3V
LH532KU1
XCK (1.5V) 0V 3.3V
A1 CE
U Q

D.GND
(0.5V) 0V 2V
D.GND A0 D7
(2.3V) 0.6V 0.6V (0.2V)
D+3.3V D0 D6
D+3.3V (2.3V) 2.7V 0.6V (0.3V)
D1 D5
A+5V (0.3V) 2.7V 0.6V (0.3V)
D2 D4
V.GND 2.7V (2.3V)

ON SCHEMATIC DIAGRAM-20
GND D3

9 10 11 12 13 14 15 16
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
V.GND
YOUT

MAIN (CONTROL) CIRCUIT (CN308)

COUT
I

J
L

T
F

V
S
P
A
B
E
K

X
U
R
C
D
H

N
Q
G
O

M
W

E A C B D
CVOUT

30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
A+3.3V
:CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE

I
J

F
T

S
P
E
B
A
K
X
V

R
H
D
C
N
U

Q
G
O
M
W

CN1000
TP25
TP23

5V
Vcc Vss
(2.3V) 0.6V 0.6V (0.3V)
DQ1 DQ16
(2.3V) 2.7V 0.6V (0.3V)
DQ2 DQ15
(0.3V) 2.7V 0.6V (0.3V)
DQ3 DQ14
(2.3V) 2.7V 0.6V (0.2V)
P O N M

5V
DQ4 DQ13

A B C D
5V
Vcc Vss
5V

(0.3V) 0.6V 0.6V (0V)

DQ5 DQ12
(0.3V) 0.6V 0.6V (0.2V)
DQ6 DQ11
(0.2V) 0.6V 0.6V (0.3V)
L K J

DQ7 DQ10
2V 0.6V (0.1V)
I

DQ8 DQ9

E F G H
1 2 3 4 5 6 7 8 9 10
44 43 42 41 40 39 38 37 36 35

4M DRAM
IC1002
:CD-DA/V-CD(AUDIO) SIGNAL LINE

NC NC
3V(2.7V)
NC LCAS
3.2V 3V(2.7V)
S

WE UCAS
M44260CTP7

(2.2V) 2.5V

R T
RAS OE
1.9V
NC A8
(0.5V) 0V 2.6V (2.3V)
A0 A7
(1.5V) 0V 2.8V (1.4V)
A1 A6
(1.8V) 0V 2.8V (0.6V)
A2 A5
(1.1V) 0V 0.5V
W X Y Z a

f e d b
A3 A4
5V
Vcc Vss
13 14 15 16 17 18 19 20 21 22
32 31 30 29 28 27 26 25 24 23

TP2
TP9
TP1
TP7
TP4
TP8
TP6
TP5
TP3

TP28
TP28
TP10
TP21
TP16
TP15
TP20
TP14
TP24
TP29
TP13
TP18
TP19
TP17
TP27
TP12
TP11

C1004 0.1
:V-CD(VIDEO) SIGNAL LINE

C1003 0.1
TP30
(GND)

TP22