Sennheiser ew 135-E-G3 Wirless Microphone ew 135-E-G3 Data Sheet

Cleaning the devices

30

If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solutions,
please contact your local Sennheiser partner for assistance. To find a Sennheiser partner in your country, search at
www.sennheiser.com under “Service & Support”.

No RF signal at the 
receiver

Bodypack transmitter/radio microphone 
and receiver are not on the same channel

Synchronize the bodypack transmitter/radio 
microphone with the receiver (see page 20).

Set the bodypack transmitter/radio micro-
phone to the same channel as the receiver.

Bodypack transmitter/radio microphone 
is out of range

Check the squelch threshold setting on the 
receiver.

Reduce the distance between bodypack 
transmitter/radio microphone and receiving 
antenna.

RF signal is deactivated (“

RF Mute

”)

Activate the RF signal (see page 23).

RF signal available, 
no audio signal,
“

MUTE

” appears on the 

display panel of the 
receiver

Bodypack transmitter/radio microphone 
is muted (

MUTE

)

Cancels the muting (see page 22).

Receiver’s squelch threshold is adjusted 
too high

Reduce the squelch threshold setting on the 
receiver.

Bodypack transmitter/radio microphone 
doesn’t transmit a pilot tone

Activate or deactivate the pilot tone transmis-
sion (see page 27).

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

Bodypack transmitter’s/radio micro-
phone’s sensitivity is adjusted too low/
too high

Adjust the input sensitivity (see page 27).

Problem

Possible cause

Possible solution