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If a problem occurs ...
If a problem occurs ...
Problem Possible cause Possible solution
Diversity
receiver cannot
be operated,
“Locked”
appears on the
display panel
Lock mode is activated Deactivate the lock mode
(see page 14).
No operation
indication
Batteries are flat or
accupack is flat
Replace the batteries or
recharge the accupack
(see page 10).
No RF signal Transmitter and
receiver are not
on the same channel
Set the transmitter and
receiver to the same channel.
Synchronize the transmitter
with the receiver
(see page 28).
Transmission range
is exceeded
Check the squelch threshold
setting (see page 20).
Reduce the distance between
transmitter and receiver.
RF signal is deactivated
(“RF Mute“)
Activate the RF signal
(see the instruction manual
of the transmitter).
RF signal avail-
able, no audio
signal, “MUTE”
appears on the
display panel
Transmitter is muted Cancel the muting
(see the instruction manual
of the transmitter).
Receiver’s squelch
threshold is adjusted
too high
Reduce the squelch threshold
setting (see page 20).
Transmitter is set to
mono operation and
therefore doesn’t
transmit a pilot tone
Deactivate the pilot tone
evaluation (see page 26).
Transmitter is set to
stereo operation and
therefore transmits a
pilot tone
Activate the pilot tone
evaluation (see page 26).