Table B-7. Base Ds-1 Pinout Of The 8-Pinout Modular Connector - ADTRAN TDU 120e User Manual

Appendix B. Connector Pinouts
Base DS-1 (PBX)

Table B-7. Base DS-1 Pinout of the 8-Pinout Modular Connector

Pin
1
2
3
4
5
6, 7, 8
B-6
On the rear of the TDU 120e are two connectors labeled
DS-1. These connectors are used for connecting to a PBX
or other terminal equipment.
See Table B-7 for the pinout of the 8-pin modular connec-
tor and Table B-8 on page B-7 for the pinout of the female
15-pin D-Connector.
Name
R1 TXDATA-RING
T1 TXDATA-TIP
UNUSED
R RXDATA-RING
T RXDATA-TIP
UNUSED
TDU 120e User Manual
Description
Sends data toward the DTE (PBX)
Sends data toward the DTE (PBX)
Receives data from the DTE (PBX)
Receives data from the DTE (PBX)
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