Lucent Technologies 555-661-140 manual RJ21X Network Interface Connector

MERLIN LEGEND Communications System Release 6.1	Issue 1
Installation 555-661-140	August 1998
Connecting the Control Unit to the Network Interface	Page 4-6
Wiring

66-Type Block (RJ21-type) 25-Line Interface

Line Tip Ring Phone Number

Line 1

Line 2

Line 3

Line 4

Line 5

26

1

27

2

28

3

29

4

30

5

T

R

T

R

T

R

T

R

T

R

T

R

T

R

T

R

1	26	1	555-3827
2	27	2	555-3828
3	28	3	555-3829
25	50	25	555-3851

Line 6

To/From

Control

Unit

31

6

4 Jacks

1 pr.

1 pr.

1 pr.

1 pr.

USOC

CUSTOMER

JACJ NO.

RJ21X

TO BE OPENED BY AUTHORIZED TELEPHONE CO.

Amphonol Plug

Line 25

50

25

From C.O.

PERSONNEL ONLY

PROTO-TEL BOULDER, CO.

Figure 4-1. RJ21X Network Interface Connector