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DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126
Issue 4
June 1999
Maintenance Object Repair Procedures
9-377CARR-POW (Carrier Power Supply)
9
Figure 9-22. Small Battery Assembly
DC-Powered Cabinets
DC Power Distribution Unit (J58890CF-2)
Figure 9-23 shows a power distribution unit in some DC-powered Multi-Carrier
Cabinets. The unit sits at the bottom of the cabinet and contains the ring
generator, 20 Amp circuit breakers, terminal blocks, and system fan power.
0064_0RBP 071596
Fuse
Battery
Connector