Sennheiser SKP 2000 User Manual

29

If a problem occurs ...

Plug-on transmitter 
cannot be operated, 
“

Locked

” appears on 

the display panel

Lock mode is 
activated

Deactivate the lock mode 
(see page 11).

No operation 
indication

Batteries are flat or 
accupack is flat

Replace the batteries or 
recharge the accupack 
(see page 9).

No RF signal at the 
receiver

Plug-on 
transmitter and 
receiver are not on 
the same channel

Set the plug-on 
transmitter to the same 
channel as the receiver.

Synchronize the plug-on 
transmitter with the 
receiver (see page 26).

Transmission range 
is exceeded

Reduce the distance 
between plug-on 
transmitter and receiving 
antennas.

RF signal is 
deactivated 
(“

RF Mute

“)

Activate the RF signal 
(see page 12).

RF signal available, 
no audio signal,
“

MUTE

” appears on 

the display panel

Plug-on 
transmitter is 
muted (

MUTE

)

Cancel the muting 
(see page 12).

Receiver’s squelch 
threshold is 
adjusted too high

Reduce the squelch 
threshold setting on the 
receiver.

Plug-on 
transmitter doesn’t 
transmit a pilot 
tone

Activate the pilot tone 
transmission on the 
transmitter 
(see page 25).

Audio signal has a 
high level of 
background noise or 
is distorted

Plug-on 
transmitter’s 
sensitivity is 
adjusted too low/
too high

Adjust the input sensitivity 
(see page 19).