Lectrosonics UCR100 - Manual (Page 8)

UCR100
LECTROSONICS, INC. 8
Before going through the following chart, be sure that you have a good battery in the receiver.
The POWER LED should glow brightly.
SYMPTOM POSSIBLE CAUSE
NO POWER LED 1) Receiver switch in “OFF” position
2) Dead or weak battery
3) Battery missing
4) Battery installed backwards
NO RF LED 1) Transmitter not turned on
2) Transmitter battery dead
3) No microphone on the transmitter
4) Receiver antenna positioned incorrectly
5) Transmitter and Receiver on different frequencies
(FREQUENCY switches do not match transmitter switches)
RF LED ON BUT NO SOUND AND NO MODULATION LEDs
1) Transmitter audio level set to low
2) Transmitter microphone not connected
3) Microphone switch in “OFF” position
4) Check transmitter modulation LEDs for possible transmitter problem
MODULATION LED’s ON BUT NO SOUND
1) Receiver LEVEL control turned down
2) Audio cable disconnected
3) Recorder or sound system off or not properly adjusted
DISTORTED SOUND 1) Transmitter Audio Level set too high
(check mod lamps on Transmitter)
2) Weak battery
SHORT RANGE 1) Transmitter or receiver antenna not clear of obstructions
HISS AND NOISE -- AUDIBLE DROPOUTS
1) Transmitter gain (audio level) far too low.
2) Receiver antenna obstructed or damaged.
3) Transmitter antenna obstructed or damaged.
4) Operating range too great.
HISS AND NOISE – PUMPING 1) Camera or recorder has automatic level control. Use line level input
on camera or recorder. If there is only a mic input, reduce the receiver
output to near minimum.
Troubleshooting