Side Panel Connectors - ASL INTERCOM PS 430 User Manual

The headset microphone may be of the dynamic or electret type.
Pin assignments headset connector :
Pin 1. Shield Mic. (GND)
Pin 2. mic. +
Pin 3. phones +
Pin 4. phones -
If a headset is connected, loudspeaker and gooseneck microphone are disabled automat-
ically.
10 GOOSENECK microphone
This a noise canceling microphone. A limiter prevents the mic pre-amp from clipping when
speaking close in the microphone. The gooseneck mic. is automatically disabled if a head-
set is connected to the PS 430.
11 LOUDSPEAKER
This is a high quality 16 Ω loudspeaker. The speaker is automatically disabled if a headset
is connected to the PS 430.
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SIDE PANEL CONNECTORS

12 LINE connector for channel A & B
13 LINE connector for channel C & D
These two XLR-5 connectors are for connecting
the PS 430 to the intercom system party lines. One
connector is for channels A and B, one connector
for channel C and D.
For linking the XLR-5 sockets to XLR-3 intercom
line connectors, each PS 430 comes with two
Y-cords, having an XLR-5 connector at one end
and two XLR-3 connectors at the other end.
On the Y-cords, the XLR-3 with the white ring cor-
responds with channel A or C.
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