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61200.153L1-1 Express XR/XRT Quick Start Guide 79
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 2
Pin 3 R1
Pin 4 T1
Pin 5
Pin 6
POTS 2 Interface Pin 1
Pin 2
Pin 3 R2
Pin 4 T2
Pin 5
Pin 6
Table E-D
RJ-45 ISDN Line Interface
Pin 4 Ring
Pin 5 Tip
9v (XR)
48v (XRT)
GND
GND
+
+
-
-
Figure E-3
Express XR and XRT Ground Pinouts
PIN 1 PIN 6
PIN 1 PIN 6
ISDN
PIN 1 PIN 8