Avaya G650 Installing page 170

Installing and wiring telephones and trunks
To connect the external alarm indicators and the auxiliary power:
1
Connect 1 major and 1 minor alarm input pair to the trunk/auxiliary field from the AUX
connector. See
on adjunct equipment, sent to the Avaya media gateway, and recorded and reported as "external
alarms." The adjunct equipment must provide an isolated contact closure across the alarm leads
provided by the Avaya media gateway. The contact must be rated at a minimum of 60 VDC with a
current carrying capacity of 5 mA minimum.
2
Connect an external alarm output through pins 48 and 23 of the AUX connector. See
Alarm Output at AUX Connector,
3
Note which device connects to which alarm and give this information to your Avaya
representative for troubleshooting purposes.
4
Connect emergency transfer power and auxiliary power as shown in
Transfer and Auxiliary Power,
console or adjunct device.
Table 24: Alarm Inputs at AUX Connector
Color
White-Blue
Blue-White
White-Orange
Orange-White
Table 25: Alarm Output at AUX Connector
Color
Violet-Green
Green-Violet
Table 26: Emergency Transfer and Auxiliary Power
Color
Black-Green
Green-Black
Black-Slate
Slate-Black
170
Table 24, Alarm Inputs at AUX Connector,
on page 170.
on page 170. Auxiliary power includes power to an attendant
AUX Connector
AP1 (Pin 26) Major Alarm Input
Ground (Pin 1)
AP2 (Pin 27) Minor Alarm Input
Ground (Pin 2)
AUX Connector
EXTALMA (Pin 48) Alarm Output
EXTALMB (Pin 23) (Ground) Alarm Output
AUX Connector
XFER48 (Emergency Transfer) (Pin 36)
Ground (Pin 11)
ACC48A (Adjunct -48 VDC) (Pin 19)
Ground (Pin 44)
on page 170. Alarms can be generated
Table 26, Emergency
Installing the Avaya G650 Media Gateway
Table 25,
June 2004