Additional information

If a problem occurs ...

Problem

Possible cause

Possible solution

No operation

No mains connection

Check the connections of the mains cable

indication

 

 

 

 

 

 

Transmitter and receiver are not on the

Set transmitter and receiver to the same

 

same channel

channel (see “Selecting a frequency bank

 

 

and a channel” on page 28 and

 

 

“Synchronizing the transmitter with the

No RF signal

 

receiver frequency” on page 21)

 

The transmitter is out of range

y Reduce the distance between

 

 

transmitter and receiver

 

 

y Check the squelch threshold setting

 

 

(see page 30)

 

The transmitter is not within the range

Place the transmitter at a distance of

 

of the infra-red interface

approx. 5 cm in front of the infra-red

It is not possible to

 

interface (see page 21)

The infra-red interface of the receiver is

Press the esc button 6 to stop the scan

transfer the

not yet ready for transferring the

 

frequency to the

 

frequency; the receiver is still in scan

 

transmitter

 

mode

 

 

 

 

 

 

 

The transmitter is from a different

Use a transmitter that matches the

 

frequency range

frequency range of the receiver

The audio signal has a

The transmitter sensitivity is adjusted

Adjust the transmitter sensitivity correctly

too low

 

high level of

 

 

The receiver’s AF output level is

See “Adjusting the audio output level” on

background noise

adjusted too low

page 31

 

 

The transmitter sensitivity is adjusted

Adjust the transmitter sensitivity correctly

The audio signal is

too high

 

distorted

 

 

The receiver’s AF output level is

See “Adjusting the audio output level” on

 

adjusted too high

page 31

The display does not

The receiver is in standby mode

Press the jog dial 7 (see “Setting a

switch on

 

receiver to standby mode” on page 37)

“Mute” is

One of the two receivers is not used or

Set the receiver to standby mode

permanently

the transmitter is swiched off or out of

(see page 37)

displayed

range

 

 

 

 

If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solution(s), please contact your local Sennheiser agent for assistance.

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Sennheiser EM 3732 manual If a problem occurs, Problem Possible cause Possible solution