Appendix E. Connector Pinouts

The RJ-11 POTS ports apply to the Express XRT only.

Table E-C

RJ-11 POTS Port Interfaces

POTS 1 Interface

PIN 1 PIN 6

Pin 1

 

Pin 2

 

Pin 3

R1

Pin 4

T1

Pin 5

Pin 6

POTS 2 Interface

PIN 1 PIN 6

Pin 1

 

Pin 2

 

Pin 3

R2

Pin 4

T2

Pin 5

Pin 6

Table E-D

RJ-45 ISDN Line Interface

PIN 1 PIN 8

ISDN

Pin 4

Ring

Pin 5

Tip

GND - +9v (XR)

GND - +48v (XRT)

Figure E-3

Express XR and XRT Ground Pinouts

61200.153L1-1

Express XR/XRT Quick Start Guide

79

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ADTRAN 1200153L2, 3360.9VU01, 1200153L1, XRT Table E-C, RJ-11 Pots Port Interfaces, Table E-D, RJ-45 Isdn Line Interface