Accessories and Adapters Audio Adapter
59
Note: Please use the plug-in power supply with the product
code 4505759. The plug-in power supply for use in the UK
has the product code 4510694.
Weight: 70g
Dimensions: 73 x 60 x 30 mm
Power consumption: max. 160 mW
Cable length: max. 3 m
4.3 Audio Adapter
The audio adapter is an adapter extension with four different ports for external
audio and signalling devices.
Weight: 70g
Dimensions: 73 x 60 x 30 mm
Power consumption: max. 260 mW (with relay active).
Audio Adapter Pin Assignment
Port Used for Socket Assignment
1Ear cap,
second handset,
headset,
active speaker or mi-
crophone
RJ-10
(4-pin
Western
socket)
1: microphone -
2: speaker +
3: speaker -
4: microphone +
2 Recording device; re-
lay contact genera-
tes signal for starting
and stopping recor-
ding.
Stereo jack,
3.5 mm
1 (GND): recording
signal, relay contact 1
2 (peak): recording signal +
3 (ring): relay contact 1
3Not used on
OpenCom 100
Round power
socket
(4 mm)
-
4 Door display RJ-11 or
RJ-12
(6-pin
Western so-
cket)
4, 5: relay contact 2
1, 2, 3, 6: NC
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