Cisco CAtalyst 4500 Series Installation Manual page 124

Removing and Replacing the Power Supply
Verify power supply operation by checking the power supply's front-panel LEDs.
Step 12
You should see the following:
•
•
•
Check the power supply and system status from the system console by entering
Step 13
the show system command (Catalyst Operating System) or the show power
command (Cisco IOS). For more information on this command, refer to the
command reference publication for your switch.
If the LEDs or the show system command (Catalyst Operating System) or the
Step 14
show power command (Cisco IOS) output indicate a power problem or other
system problem, see
Catalyst 4500 Series Switches Installation Guide
4-10
The LED labeled GOOD is green.
The LED labeled FAIL is not lit.
The LED labeled FAN OK is green.
Chapter 5, "Troubleshooting,"
Chapter 4 Removing and Replacing FRUs
for more information.
78-14409-08