Appendix B. Connector Pinouts

Table B-8. Base DS-1 Pinout of the 15-Pin Female D-Connector

Pin

 

Name

Description

 

 

 

 

1

T

RXDATA-TIP

Receives data from the DTE (PBX)

 

 

 

 

2

FG

FRAME GROUND

 

 

 

 

 

3

T1

TXDATA-TIP

Sends data toward the DTE (PBX)

 

 

 

 

4

FG

FRAME GROUND

 

 

 

 

 

5, 6, 7, 8

 

NOT USED

 

 

 

 

 

9

R

RXDATA-RING

Receives data from the DTE (PBX)

 

 

 

 

10

 

NOT USED

 

 

 

 

 

11

R1

TXDATA-RING

Sends data toward the DTE (PBX)

 

 

 

 

12,13,14,15

 

NOT USED

 

 

 

 

 

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TDU 120e User Manual

B-7

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Image 131
ADTRAN TDU 120e user manual 12,13,14,15