Nortel Networks 553-3901-200 - Manual (Page 37)

Install ISDN BRI hardware Page 37 of 46
ISDN Basic Rate Interface Installation
Figure 10
Connect the ISDN BRI network termination (NT1) to the U interface
1
2
3
4R
5T
6
7
8
RJ-45 type
wall outlet
U interface
WHT/ORG Rx + 3
BLU/WHT Tx + 4
WHT/BLU Tx - 5
ORG/WHT Rx - 6
GRN/WHT P - 7
WHT/GRN P+ 8
S/T Interface Connector on
the Network Termination
(NT1)
U Interface Connector on
the Network Termination
(NT1)
1
2
3
4 R
5 T
6
7
8
1
2
P -7
P +8
R+ 3
T+ 4
T- 5
R- 6
553-7701
RJ - 45
type plug
RJ - 45
type plug
Terminal Auxiliary
power source PS 2
S/T interface DSL cable to
the ISDN BRI terminals
NT1
power source NT1
U U+ U+ S/TS/T
Office Wiring
RJ - 45
type plug
4 R
4 R 5T
5T
Modular cable maximum
length 10 m