Troubleshooting - Lectrosonics Long Ranger III Operating Instructions And Troubleshooting Manual

SYMPTOM
LONG RANGER III red POWER lamp not on
or dim
LONG RANGER III green RF lamp not on
LONG RANGER III red POWER lamp and
green RF lamp on, but no sound
A) MOD LEVEL lamps dark
B) MOD LEVEL lamps appear
System operation normal except
for high hiss or hum level
A) Green MOD LEVEL lamp
dark or barely flickers
B) MOD LEVEL lamps appear
normal
System operation normal except
for "feedback" and red MOD LEVEL
lamp on or blinking frequently
Weak, distorted sound. Power
lamp flickers. "Motorboating"
(rapid popping sound.)
14

TROUBLESHOOTING

POSSIBLE CAUSE
1) WIRELESS MICROPHONE VOLUME
control in OFF position
2) Batteries completely discharged
3) PUSH-RE-CIRK-IT tripped
4) Battery connectors loose
1) Transmitter not on
2) Dead battery in transmitter
3) Transmitter and receiver not on same frequency
1) Transmitter is not getting an audio signal. Defective mic or cable.
2) Transmitter gain control set much too low
1) WIRELESS MICROPHONE VOLUME control normal turned
completely down
2) Defective horn or speaker
1) Transmitter gain control
set too low
1) Noisy microphone or mic cable. To verify
replace with known good microphone.
2) Hiss in sound system connected to LONG RANGER III. Turn off
the LONG RANGER III. If hiss remains, problem is
sound system.
3) Hiss in the Long Ranger III can be caused by poorly shielded
computers, phone systems, older electronic organs, etc. Try
turning off nearby suspect equipment.
1) Transmitter gain set too high.
1) Batteries very low. Recharge.