USM-20D3
UHF Consumer Agile Triple Audio-Video Modulator
Installation and
Operation Manual
Operation
Ph: 800-421-6511 www.picodigital.com Manual
Rev. 05/13
Controls/Operation
USM-20D3
UHF Consumer Agile Triple Audio-Video Modulator
1 2 3 4 5 6
1 2 3 4 5 6
UHF A
MOD.
B SELECT CH.
UHF A
C MOD.
UHF ULTRA B SELECT CH.
C
UHF ULTRA
FRONT PANEL
RF GAIN VIDEO AUDIO VIDEO AUDIO VIDEO AUDIO POWER
OUT ADJ IN IN IN IN IN IN IN
RF GAIN VIDEO AUDIO VIDEO AUDIO VIDEO AUDIO POWER
OUT ADJ IN IN IN IN IN IN IN
AVC AVB AVA
AVC AVB AVA
7 8
5 9 10
REAR PANEL
7 8
5 9 10
Front and Rear Panels
1. Band Indicator: 6. Channel Up/Down Selection:
When the LED is lit the UHF band is on. When it is off the Ultra UHF: Channels 14 – 83. Ultra: Channels 65 – 139
band is on.
7. RF Out:
2. Band Selector Switch: Connect this port to the UHF input of a TV set or cable converter.
UHF: Channels 14 – 83. Ultra: Channels 65-139
8. Gain Adj.:
3. Channel Display:
This control set the output level.
Indicates which channel is selected.
4. Modulator A / B / C: 9. Audio and Video Inputs:
Indicates which modulator input is selected. Connect audio and video source to the appropriate input.
5. Modulator Select Key: 10. Power In:
Select choice of input with this key. Connect an 18Vdc-300mA DC adaptor to this jack.
2 Ph: 800-421-6511 www.picodigital.com
Rev. 05/13
Installation
USM-20D3
UHF Consumer Agile Triple Audio-Video Modulator
Installation
I. Frequency Band Selection (UHF or CATV ULTRA channel)
1. Set the UHF/ULTRA switch to UHF for UHF channel output or ULTRA for CATV channel output.
2. Plug in DC power plug to the USM-20D3 power jack.
3. Verify the band Indicator located at left of front panel is correctly lit for desired band output.
II. Set-up Modulator Output of A, B, & C and Channel Selection
1. Press Mode key to select modulator A , the A indicator LED will illuminate and the currently set channel number is shown on the
channel display.
2 Use UP and DOWN key CH5/CH6 to select the desired output channel.
3. Repeat step 1.& 2. for input of B and C channel selection.
Note: When making channel selection, it is required that a channel higher or lower be skipped from between A.
B and C modulator. This is to avoid co-channel interference.
III . How to use modulator
1. Connect yellow color cable between USM-20D3 AVA video input and your video device source.
2. Connect 2-wire stereo dubbing cable between USM-20D3 AVA audio phone input and your audio device source.
3. Repeat step 1 & 2 for AVB and AVC connections.
4. Connect RF OUT to input connection of TV.
Ordering Information
USM-20D3 UHF Consumer Agile Triple Audio-Video Modulator
Ph: 800-421-6511 www.picodigital.com 3
Rev. 05/13
Warranty
USM-20D3
Pico Macom One-Year Limited Warranty claim. Please open your order immediately upon receipt to check
Pico Macom warrants to the original purchaser a full 1-year warranty for concealed damage and compare the packing list to the items
period on all new products. Pico Macom will repair or, at its discretion, shipped. If damaged, keep the original shipping cartons for possible
replace without cost to the original purchaser, the product which, upon inspection by the carrier. You must report claims for loss or damage
inspection by Pico Macom, appears to be defective or not conforming within 3 days of delivery, while claims for erroneous charges or price
to the Factory Specifications. Pico Macom will cover the cost of parts, corrections must be presented within 30 days of invoice date.
labor, and return freight from factory.
Returning Shipped Items
To return any shipped items, including those shipped for warranty
Warranty Limitations repairs or credit, call our Customer Service desk to request a
This warranty excludes coverage of damage or inoperability resulting Return Merchandise Authorization (RMA) number. Please reference
from (1) use or installation other than in strict accordance with Pico the original invoice number and purchase date, and product
Digital’s written instructions, (2) disassembly or repair by someone serial number (if any). Be certain to mark the RMA number on the
other than Pico Digital or a Pico Digital authorized repair center, (3) package boldly and legibly. Unless we specify a different carrier,
misuse, misapplication or abuse, (4) alteration, (5) lack of reasonable please ship your returned items to us via UPS freight prepaid and
care or (6) wind, ice, snow, rain, lightning, power surges, excessive fully insured. If returned for credit, we will promptly process your
heat, or any other weather conditions or acts of God. Pico Digital’s request upon receipt of your return order.
warranty with respect to third-party proprietary sub-assembly modules
and/or private-label products are limited to the duration and terms of Our Return Policy: Your Satisfaction
third-party vendors’ warranty. Pico Digital shall in no event and under Guaranteed
no circumstances be liable or responsible for any consequential, Our goal is your complete satisfaction. If for any reason, our products
indirect, incidental, punitive, direct or special damages based upon were not quite what you anticipated, simply call your customer
breach of warranty, breach of contract, negligence, strict tort liability service rep and we will be happy to assist you in replacing or
or otherwise or any other legal theory, arising directly or indirectly returning the order. You may return current, non-discontinued items
from the sale, use, installation or failure of any product acquired by for full credit for up to 30 days from invoice date. Our requirements
buyer from Pico Digital. This limited warranty extends to the original are simple: Excepting defective items, the products must be
purchaser and cannot be assigned or transferred to any other party returned in their original packaging and in re-salable condition. Re-
without the prior express written permission of Pico Digital, which certification fees of 10% to 50% of original purchase price may
permission Pico Digital may withhold for any reason or for no reason otherwise apply beyond this period or if products are not returned
at all. Pico Digital reserves the right to modify or discontinue this in their original condition. Please contact your customer service rep
warranty at Pico Digital’s sole discretion without notification. No other for more information.
warrantees are expressed or implied.
Damage or Shortage Claims
Our shipping staff carefully packs and ships your orders in compliance
with common carriers’ requirements. Please make note of any obvious
damage or shortage on the freight bill or carrier’s receipt next to your
signature. The carrier’s agent must also sign acknowledging the
loss. Failure to do so may result in the carrier’s refusal to honor the
4 Ph: 800-421-6511 www.picodigital.com
Rev. 05/13
