U-1100/U-2100 Receiver Front
1. POWER SWITCH Push in to turn on or push again to turn off power. The power LED and the
LCD Display lit up when the unit is powered on
2. VOLUME CONTROL Selects desired output level for the Unbalanced LINE/SUM Out
3. UP/DOWN/SET BUTTONS Press the UP BUTTON for 1 second to scan for a clear channel or
press the DOWN/SET BUTTON for 1 second to SYNC the TX with RX. Press the UP or DOWN
BUTTON for 5 seconds enters set up channel menu and enables manually picking a desired
1 of 100 preprogrammed frequencies on CH-A or CH-B (U-2100)
4. IR WINDOW Transmits LED Infrared signal for linking the receiver to the transmitter for
frequency downloads
5. RF LED INDICATORS for indicating receiver incoming reception of CH-A or B status (U-2100)
6. RF/AF LCD INDICATORS Bar graph display for RF, Indicates the transmitter is on or presence
of RF and antenna reception in the area. AF LCD indicates receiving audio signal level.
7. LCD DISPLAY (backlighted) displays the selected channel from 00-99 in numerical format,
and frequency (U-1100 displays Frequency MHz), RF/AF bar graph level display
U-1100/U-2100 Receiver Back
8. ANTENNA JACKS Antenna input sockets for antennas and RF reception (U-2100 dual jacks)
9. BALANCED MIC OUT XLR JACK Audio output at fixed MIC level
10. UNBALANCED SUM LINE OUT ¼” JACK Line level audio output, adjustable with Volume
control (sum out—U-2100)
11. MUTE LEVEL (RF SQUELCH) Controls the mute level for the receiver. Turn counterclockwise
for maximum range or turn clockwise if needed, to minimize noises from outside RF inter-
ference upon muting
12. DC INPUT JACK for connecting an external AC/DC adapter to power the receiver
13. DC POWER SUPPLY ADAPTER 110-220VAC / DC13.5VDC,400mA
U-1100 HT
14. MIC BALL Windscreen
15. MUTE LED Lit red indicates audio muted.
16. IR RECEPTOR SENSOR: Infrared LED sensor for linking the transmitter to the receiver during
IR frequency download
17. LCD DISPLAY (backlighted) displays the selected channel from 000-099 in numerical format,
Frequency (MHz), 4 levels battery icon
18. POWER SWITCH: Press and hold for 3 seconds for Power On/Off, quick press 1 second for
audio muting
19. UP/DOWN BUTTONS Recessed buttons for manually selecting the channel
20. BATTERY COMPARTMENT Holds two AA alkaline or NiMH batteries — observe correct
polarity
21. BATTERY COVER Turn right to open the battery slot to insert batteries
22. INTERNAL ANTENNA For transmitting RF power and best operating range during operation
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