Filter
Top Products
43
If a problem occurs
If a problem occurs
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”.
Problem Possible cause Possible solution
No operation
indication
No mains connection Check the connections of the mains cable.
No RF signal Transmitter and receiver are not on the
same channel
Set transmitter and receiver to the same
channel (see “Selecting a frequency bank
and a channel” on page 29 and “Synchro-
nizing a transmitter with the receiver” on
page 20).
The transmission range is exceeded Reduce the distance between transmitter
and receiver.
Check the squelch threshold setting (see
page 31).
Frequency cannot be
transferred to the
transmitter
The transmitter is not within the range
of the infra-red interface
Place the transmitter at a distance of
approx. 5 cm in front of the infra-red inter-
face (see page 20).
The infra-red interface of the receiver
is not yet ready for transferring the
frequency; the receiver is still in scan
mode
Press the esc button 6 to stop the scan.
The transmitter is from a different
frequency range
Use a transmitter that matches the
frequency range of the receiver.
The HDX compander system is activated
on the receiver
Activate the HDP compander system on the
receiver (see page 37).
The transmitter’s compander system is
not compatible
Use a transmitter equipped with the HDP
compander system (see page 20).
The audio signal has a
high level of back-
ground noise
The transmitter sensitivity is adjusted
too low
Adjust the transmitter sensitivity correctly.
The receiver’s AF output level is
adjusted too low
See “Adjusting the audio output level” on
page 32.
The audio signal is
distorted
The transmitter sensitivity is adjusted
too high
Adjust the transmitter sensitivity correctly.
The receiver’s AF output level is
adjusted too high
See “Adjusting the audio output level” on
page 32.
The display does not
switch on
The receiver is in standby mode Press the jog dial 7 (see “Setting a receiver
to standby mode” on page 39).
„MUTE” is perma-
nently displayed
One of the two receivers is not used or
the transmitter is switched off or out of
range
Set the receiver to standby mode
(see page 39).