3Com 8800 Switch User Manual


 
18 CHAPTER 4: INSTALLATION AND TESTING
Install Power Supply
Modules
Power Supply Modules are installed by sliding into the power rack, pushing until the
power supply module is fully inserted, and closing the handle on the power supply
module. Refer to
Figure 10.
1 Verify that the AC power switches on the AC distribution panel are in the "OFF"
position .
2 Insert the power supply module into the PoE Power Rack and slide it toward the
backplane until it contacts the backplane connectors.
3 Close the handle on the front of the power supply module and verify that the module
is firmly seated.
Figure 10 Install Power Supply Modules
Ground PoE Power Rack The PoE Power Rack must be electrically grounded before making any further
electrical connections. (Refer to the installation instructions for grounding the PoE
Power Rack).
1 It is recommended that the supplied green/yellow 16 mm 2 cable with a M6 single
hole terminal lug is securely connected to the PE grounding terminal on the rear panel
of the chassis, as shown in
Figure 11.
2 Terminate the other end of the conductor to a grounding plate or other acceptable
ground point. Follow local rules and codes regarding grounding requirements.
Figure 11 Frame Grounding