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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)
Figure 37: AC Power-Distribution Unit (J58890CE-2): Front on page 772 shows an AC
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
Figure 38: Battery Charger (Optional Part of J58890CE-2): Front
on page 773.
j58890ce RBP 031996
Circuit
Breakers
Ring
Generator
631DB
Power Unit
Ring Generator
Fuse