Cisco CATALYST 4500 7 SLOT CHASSIS FAN NO POWER SUPPLY REDUNDANT SUPCAPABLE 规格指南
Chapter 4 Removing and Replacing FRUs
Removing and Replacing the Power Supply
4-8
Catalyst 4500 Series Switches Installation Guide
78-14409-08
Installing an AC-Input Power Supply
Warning
The plug-socket combination must be accessible at all times, because it serves
as the main disconnecting device. Statement 1019
as the main disconnecting device. Statement 1019
Follow these steps to install an AC-input power supply:
Step 1
Make sure that the power supply you are installing is not plugged in to a power
outlet and that the power cord is not connected to the power supply.
outlet and that the power cord is not connected to the power supply.
Step 2
Remove the two Phillips-head screws from the power supply filler plate (if a filler
plate is present).
plate is present).
Step 3
Remove the power supply filler plate (if one is present) and set it aside.
Caution
Use both hands to grasp a power supply.
Step 4
Grasp the power supply handle with one hand. Place your other hand underneath
to support the bottom of the power supply, as shown earlier in
to support the bottom of the power supply, as shown earlier in
Step 5
Slide the power supply all the way into the power supply bay.
Step 6
Using a screwdriver, tighten the two captive installation screws (see
on the front panel of the AC-input power supply.
Step 7
Make sure the power supply power switch is in the off position (O).
Step 8
Before you connect the power supply to a power source, ensure that all site power
and grounding requirements described in the Site Preparation and Safety Guide
have been met.
and grounding requirements described in the Site Preparation and Safety Guide
have been met.
Step 9
Plug the power cord into the power supply (see
).