32
Troubleshooting
Error checklist
If problems occur that are not listed in the above table or if the problems cannot be solved with the proposed
solutions, please contact your technical expert for assistance.
Problem
Possible cause
Possible solution
No display on the display panel
Accupack is flat or batteries are flat.
Recharge the accupack or
replace the batteries.
Receiver: No RF signal
Transmitter and receiver are not
on the same channel/frequency.
Set transmitter and receiver to the
same channel. Check if the frequency is
the same. If this is not the case, set
transmitter and receiver to a different
channel.
The transmitter is out of range.
Reduce the distance between
transmitter and receiver.
The technical expert must check the
squelch threshold setting.
Receiver: RF signal available,
but no audio signal
The transmitter’s microphone is muted
(“MUTE”).
Deactivate the muting function.
Microphone signal has a high
level of background noise
The transmitter’s microphone
sensitivity is adjusted too low.
Via the “
SENSIT
(MIC)” menu, increase
the microphone sensitivity.
Line signal has a high level of
background noise
The transmitter’s line sensitivity is
adjusted too low.
Via the “
SENSIT
(LINE)” menu, increase
the line sensitivity.
The transmitter’s microphone signal
interferes with the line signal.
Mute the transmitter’s microphone
(“MUTE”).
Microphone signal is distorted
The transmitter’s microphone
sensitivity is adjusted too high.
Via the “
SENSIT
(MIC)” menu, reduce
the microphone sensitivity.
Line signal is distorted
The transmitter’s line sensitivity is
adjusted too high.
Via the “
SENSIT
(LINE)” menu, reduce
the line sensitivity.
No access to a certain channel
The channel has not been released.
Set transmitter and receiver to a
different channel.
The technical expert must release the
channel.