Avaya 03-300430 User Manual

Communication Manager Maintenance-Object Repair Procedures

772 Maintenance Procedures for Avaya Communication Manager 3.0, Media Gateways and Servers

AC-Powered Cabinets

AC Power-Distribution Unit and Battery
Charger (J58890CE-2)

power-distribution unit (List 9 or List 10). This unit sits at the bottom of some multicarrier
cabinets.

Figure 37: AC Power-Distribution Unit (J58890CE-2): Front

The AC power-distribution unit contains the following components:

●

Circuit breaker

●

Electromagnetic Interference (EMI) filter

●

Ring generator

●

AC input fuse

●

20-Amp fuses

●

Signal connector

●

-48 VDC fan power

The optional battery charger (List 11) sits at the bottom of some multicarrier cabinets. See

j58890ce RBP 031996

Circuit
Breakers

Ring

Generator

631DB

Power Unit

Ring Generator
Fuse