3Com 8800 Switch User Manual


 
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SYSTEM DESCRIPTION
Overview Figure 4 shows the schematic diagram of the PoE Power Rack power system,
showing the interconnections and signal flow through the power supply modules
and internal components.
Figure 4 Schematic Diagram of the PoE Power Rack
Power Supply
Modules
DC power is supplied to the power bus by the power supply modules.
The PoE Power Supply Module is interchangeable between the Switch Rack and the
Switch 8800 PoE Power Rack. NO other components are interchangeable.
PoE Power Rack Up to three power supply modules can be mounted in each PoE Power Rack. Each
power supply module in the PoE Power Rack receives AC power from the AC
distribution panel.