TANDBERG 770/880/990 MXP

Cable Specification RS-449 Cable

TANDBERG MXP and Classic Endpoints that support External Network

Connector on Tandberg End:

oFemale 26pin High Density DSUB Newark P/N 50F2055 or Equivalent

Connector on RS-449:

oDSUB 37 pin Male

Signal Name

Female

Male

Comments

 

26pin DSUB

37pin DSUB

 

 

(Tandberg end)

(DCE end)

 

 

Pin Number

Pin Number

 

Frame Ground

1

1

Do not connect shield to FGND

Signal Ground

19,23

19,30

 

Send Data (A)

11

4

Twisted Pair

Send Data (B)

12

22

 

Send Timing (A)

17

5

Twisted Pair

Send Timing (B)

18

23

 

Receive Data (A)

13

6

Twisted Pair

Receive Data (B)

14

24

 

Receive Timing(A)

15

8

Twisted Pair

Receive Timing (B)

16

26

 

Terminal Ready(A)

26

12

 

Receiver Ready (A)

22

13

Twisted Pair

Receiver Ready (B)

23

31

 

Incoming Call (A)

24

15

 

LOS KG Resync

25

36

 

Cable Labels

NET 1

RS449

 

288

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TANDBERG 770 MXP, 990 MXP, 880 MXP user manual Signal Name, 26pin Dsub 37pin Dsub Tandberg end DCE end Pin Number