14
TROUBLESHOOTING
SYMPTOM
POSSIBLE CAUSE
LONG RANGER III red POWER lamp not on
1) WIRELESS MICROPHONE VOLUME
or dim
control in OFF position
2) Batteries completely discharged
3) PUSH-RE-CIRK-IT tripped
4) Battery connectors loose
LONG RANGER III green RF lamp not on
1) Transmitter not on
2) Dead battery in transmitter
3) Transmitter and receiver not on same frequency
LONG RANGER III red POWER lamp and
green RF lamp on, but no sound
A)
MOD LEVEL lamps dark
1) Transmitter is not getting an audio signal. Defective mic or cable.
2) Transmitter gain control set much too low
B)
MOD LEVEL lamps appear
1) WIRELESS MICROPHONE VOLUME control normal turned
completely down
2) Defective horn or speaker
System operation normal except
for high hiss or hum level
A)
Green MOD LEVEL lamp
1) Transmitter gain control
dark or barely flickers
set too low
B)
MOD LEVEL lamps appear
1) Noisy microphone or mic cable. To verify
normal
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.
System operation normal except
1) Transmitter gain set too high.
for “feedback” and red MOD LEVEL
lamp on or blinking frequently
Weak, distorted sound. Power
1) Batteries very low. Recharge.
lamp flickers. “Motorboating”
(rapid popping sound.)
