NT1R20 Off-Premise Station Analog Line card Page 171 of 894

Figure 23

OPS analog line card – typical cross connection example

System

 

 

Cross-connect

OPS or ONS

 

 

 

 

 

telephone

NT8D37

 

 

 

 

connections

IPE Module

 

 

 

 

NT1R20

 

 

Module

 

 

 

I/O Panel

 

 

Off-premise

Slot 0

Connector

 

 

Station

 

 

 

 

 

A

 

MDF

 

Line Card

 

 

 

 

 

 

 

 

 

0T

26

(W-BL)

Tip

 

 

0R

1

(BL-W)

Ring

 

Unit 0

 

(W-O)

 

 

 

27

NC

 

 

 

2

(O-W)

 

 

1T

(W-G)

Tip

 

 

28

 

 

1R

3

(G-W)

Ring

 

Unit 1

 

(W-BR)

 

 

 

29

 

 

 

 

4

(BR-W)

NC

 

 

2T

30

(W-S)

Tip

 

 

2R

5

(S-W)

Ring

 

Unit 2

 

(R-BL)

 

 

 

31

NC

 

 

 

6

(BL-R)

 

 

 

 

 

 

 

 

 

 

Part of

 

Unit 3

 

 

 

25-pair

 

 

 

 

cable

 

 

 

 

 

 

Unit 7

 

 

 

 

 

Note: Actual pin numbers may vary depending on the vintage of

 

the card cage and the slot where the card is installed.

553-AAA1117

 

 

 

 

 

Circuit Card Description and Installation

Page 171
Image 171
Nortel Networks 553-3001-211 manual Mdf, OPS analog line card typical cross connection example