DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126 Issue 4
June 1999
Maintenance Object Repair Procedures
9-372CARR-POW (Carrier Power Supply)
9
Figure 9-17. AC Power Distribution Unit (J58890CE-2) Front
The AC Power Distribution Unit contains the following c omponents:
Circuit breaker
Electromagnetic Interference (EMI) filter
Ring generator
AC input fuse
20 Amp fuses
Signal connector
-48 VDC fan power
j58890ceRBP 031996
Circuit
Breakers
Ring
Generator
631DB
PowerUnit RingGenerator
Fuse