Nortel NT1R20 Description page 298

Page 274 of 290
Figure 78
16-port message waiting analog line card—typical cross connection example
Meridian 1
NT8D13
PE Module
QPC789
Message
Waiting
Line Card
Unit 0
Unit 8
Unit 1
Unit 9
Unit 2
Unit 10
Unit 3
Unit 7
Unit 15
Note: Actual pin numbers may vary depending on the vintage
of the card cage and the slot where the card is installed.
553-3001-105 Standard 5.00 June 1999
QPC789 16-port Message Waiting Analog Line Card
Module
I/O Panel
Connector
Slot 0
A
(W-BL)
0T
26
(BL-W)
0R
1
(W-O)
8T
27
(O-W)
8R
2
(W-G)
1T
28
(G-W)
1R
3
(W-BR)
9T
29
(BR-W)
9R
4
(W-S)
2T
30
(S-W)
2R
5
(R-BL)
10T
31
(BL-R)
10R
6
Cross-connect
MDF
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Part of
25-pair
cable
Telephone sets
with message
waiting light
553-6189