Sennheiser EK 2000 IEM User Manual

Page of 41
32
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 
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).