Bticino 344400, User Manual

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18
2 Trouble shooting
PROBLEM SOLUTION
On pressing the Entrance panel Activation/Cycling key ( ) no pic-
ture appears.
- the audio/video channel may be busy, wait for it to become free
(from 1 to 3 minutes) and try again.
On pressing the OK key the menu does not switch on and the
handset gives a busy sound
- the audio/video channel is busy, wait for it to become free (from 1 to
3 minutes) and try again.
When called the handset does not ring
- check that the call has not been excluded (the call exclusion LED is
ON);
- check the configuration of the devices.
At the entrance panel it is difficult to hear the caller
- talk at a maximum distance of 40 centimetres from the Video Display
microphone;
- check the entrance panel settings with the installer and if necessary
reduce the microphone volume;
- you can communicate in PUSH TO TALK mode (see the relevant sec-
tion).
At the handset it is difficult to hear the caller
- check the volume setting on the Video Display;
- make sure that there are no strong noise sources near the Video Dis-
play;
- you can communicate in PUSH TO TALK mode (see the relevant sec-
tion).