External Control Port - Avaya ArgentBranch Hardware Reference Manual

ArgentBranch Hardware Reference Manual
E C
XTERNAL ONTROL
Pin No.
1
2
3
4
5
Control Circuit
Control Circuit 1
Control Circuit 2
Each circuit can be switched independently.
Switch Setting
ON
OFF
22
P
ORT
Description
Circuit 1
Circuit 2
0 Volts (Ground/Chassis)
Not Connected
Not Connected
Information
Pin 2 and Pin 3, ensure that Pin 2 is at a positive voltage with
respect to Pin 3.
Pin 1 and Pin 3, ensure that Pin 1 is at a positive voltage with
respect to Pin 3.
Information
Low resistance between Pins.
High resistance between Pins.
Revision 2