U-Lt Wiring For Terminal Equipment - Nortel ICS Install Manual

296 / Installing ISDN BRI terminal equipment

U-LT wiring for terminal equipment

Pin (jack or
plug)
1
2
3
4
5
6
7
8
No power supply is provided for the U-LT wiring. If
equipment attached to the U-LT loop requires optional power,
install an approved power supply unit. See ANSI T1.601-1992
Annex H or the documentation that comes with your TE for
more information.
Jack and plug pin numbering
8 7 6 5 4 3 2 1
Modular ICS 7.1 Installer Guide
Norstar connection
(for jack)
not used
not used
not used
R
T
not used
not used
not used
Equipment connection
(plug)
optional battery status indication (+)
optional battery status indication (-)
no connection
R
T
no connection
optional power (-)
optional power (+)
1 2 3 4 5 6 7 8
N0130943 02