Page 388 of 488 Installing Line cards and cross-connecting telephones

Figure 142

Digital telephone cross connections

Pack

 

Telephone connecting

connector

 

PE shelf

block, or connector

 

 

Line

 

pack

 

 

T0

Unit 0

R0

 

T1

Unit 1

R1

Unit 14

T14

R14

 

Unit 15

T15

 

R15

 

Part of

25 pair cable

Cross connect block

26

W-BL

 

T0

G

 

Line cord

 

R

 

to telephone

1

BL-W

 

R0

 

 

W

 

 

For Power

 

 

 

 

 

 

27

W-O

 

T1

B

 

 

Supply leads

2

 

R1

 

 

 

 

 

 

 

O-W

 

 

 

 

 

to telephone

 

 

 

 

 

 

 

40

BK-S

 

T14

 

 

 

 

to telephone

 

 

 

 

 

 

 

 

 

 

15

S-BK

 

R14

 

 

 

 

 

 

 

 

 

40

 

 

 

 

 

 

 

 

 

 

 

 

T15

 

 

 

 

 

 

 

Y-BL

 

 

 

 

 

to telephone

16

BL-Y

 

R15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Shelf

Part of 25

 

 

 

 

 

 

 

connector

pair cable

 

 

 

 

 

 

 

553-8350.EPS

End of Procedure

Connecting a telephone without a PFTU

See “Installing and cross-connecting a Power Fail Transfer Unit” on page 441 for connecting telephones with the PFTU.

553-3041-210 Standard 4.00 September 2007

Page 388
Image 388
Nortel Networks 1000E warranty Connecting a telephone without a Pftu, Digital telephone cross connections