Urmet 1722/11 Manual De Instrucciones página 8

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ADDiTionAL SeTTingS
Adjustment of loudspeaker volume
Volume is set in factory and it is not usually necessary to modify this in most installations.
If this is necessary, use a screwdriver to adjust the specific regulation of loudspeaker volume.
Switching on of TV camera leds
During installation phases, the leds of the TV camera can be disabled. This operation must be carried
out only if the call station is installed in an area where sufficient lighting is guaranteed during the day and
night.
To de-activate the leds of the TV camera, operate on the jumper indicated in the figure using pliers.
LED
ON
OFF
(default)
Adjustment of door opener time
Electric lock activation time can be adjusted via the call station dip-switches:

DS17-035A