Cisco 5500 Series Manuale - Pagina 12
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Replacing Hardware Components
Turn the power switch to the OFF (0) position on the power supply you are removing (see
Step 2
Remove the two screws securing the terminal block cover and slide the cover straight off the terminal
Step 3
block (see
Figure 7-9
Terminal
block
cover
Remove
Power
switch
Disconnect the DC-input wires from the terminal block. Disconnect the ground wire last.
Step 4
Disconnect the central office (CO) ground from the CO ground connector
Step 5
Figure 7-10 DC-Input Power Supply CO Ground
CO ground
connector
location
Loosen and remove the captive screws on the power supply (see
Step 6
Use both hands to remove and install power supplies.
Caution
Grasp the power supply handle with one hand and place your other hand underneath as you slowly pull
Step 7
the power supply out of the bay (see
Cisco MGC Software Release 7 Operations, Maintenance, and Troubleshooting Guide
7-12
Figure
7-9).
DC-Input Power Supply Front Panels
Remove
DC
FAN OUTPUT
OK
OK
FAIL
Captive screw
o
Chapter 7
Maintaining the Cisco Catalyst 5500 Multiswitch Router
o
Figure
7-11).
Figure
(Figure
7-10).
Figure
7-9).
7-9).
OL-0542-06