Cisco DPA 7630 Administration Manual page 27

Chapter 1 Overview
DPA 7630—Rear View
The rear of the DPA 7630 (see
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Figure 1-1
78-11069-03
Lines C, B, A—RJ-21 telco connectors used to connect 24 lines (8 ports per
connector) to the Definity and Octel systems. These are four-wire telco
connectors, matching the wiring scheme used by the Definity PBX systems.
Power connector—provides power to the DPA 7630.
Cisco DPA 7630 Rear View
LI N E C
LI N E B
RJ-21 Telco
connectors
Cisco DPA 7630/7610 Voice Mail Gateways Administration Guide
Figure 1-1) includes the following interfaces:
LI N E A
P O W E
R
Power
connector
Understanding the DPA 7630/7610
1-3