If a problem occurs ...

If a problem occurs ...

Problem

Possible cause

Possible solution

Receiver cannot be

Lock mode is activated

Deactivate the lock mode

operated, “Locked”

 

(see page 22).

appears on the

 

 

display panel

 

 

 

 

 

No operation

No mains connection

Check the connections of the mains

indication

 

unit.

 

 

 

No RF signal

Transmitter and receiver are not

Set the transmitter and receiver

 

on the same channel

to the same channel. To do so,

 

 

use the synchronization function

 

 

(see page 20).

 

Transmission range is exceeded

Check the squelch threshold setting

 

 

(see page 33).

 

 

Reduce the distance between trans-

 

 

mitter and receiving antennas.

RF signal available,

Receiver is muted

Cancel the muting on the receiver

no audio signal,

 

(see page 23).

“MUTE” appears on

Transmitter is muted or doesn’t

Cancel the muting on the transmitter

the display panel

transmit a pilot tone

(see the instruction manual of the

 

 

 

transmitter).

 

 

Activate the pilot tone transmission

 

 

on the transmitter (see the instruc-

 

 

tion manual of the transmitter).

 

 

Deactivate the pilot tone evaluation

 

 

on the receiver (see page 40).

 

Receiver’s squelch threshold is

Reduce the squelch threshold

 

adjusted too high

(see page 33).

 

 

Reposition the antennas.

 

 

 

Audio signal has

Transmitter sensitivity is

Adjust the transmitter sensitivity

a high level of

adjusted too low

correctly (see the instruction manual

background noise

 

of the transmitter).

 

 

 

Audio signal is

Transmitter sensitivity is

Adjust the transmitter sensitivity

distorted

adjusted too high

correctly (see the instruction manual

 

 

of the transmitter).

 

Receiver’s audio output level is

Reduce the audio output level

 

adjusted too high

(see page 36).

 

 

 

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