Removing And Replacing The Power Supply - Cisco CAtalyst 4500 Series Installation Manual

Removing and Replacing the Power Supply

Removing and Replacing the Power Supply
Warning
Note
Catalyst 4500 Series Switches Installation Guide
4-2
This chapter tells you how to remove and replace Catalyst 4500 series
field-replaceable units (FRUs). The information is presented in these sections:
Removing and Replacing the Power Supply, page 4-2
•
Removing and Replacing the Chassis Fan Assembly, page 4-18
•
Replacing Backplane Modules on a Catalyst 4507R or 4510R Switch,
•
page 4-24
For instructions on installing and replacing supervisor engine and switching
modules, refer to the Catalyst 4500 Series Module Installation Guide.
This section describes how to remove and install the AC-input power supply and
DC-input power supply for the Catalyst 4500 series switches. This information is
presented in the following sections:
Required Tools, page 4-5
•
Removing an AC-Input Power Supply, page 4-5
•
Installing an AC-Input Power Supply, page 4-8
•
Removing a DC-Input Power Supply, page 4-11
•
Installing a DC-Input Power Supply, page 4-16
•
Hazardous voltage or energy is present on the backplane when the system is
operating. Use caution when servicing. Statement 1034
Figure 4-1 and Figure 4-2
Figure 4-4 show a the DC-input power supplies. Locate your power supply and
notice the location of the captive installation screws.
The power supplies are hot-swappable, so in redundant mode you will not need to
power down the switch to replace or upgrade most power supplies. In combined
mode some slots may lose power during an upgrade or power supply replacement.
Chapter 4
show the AC-input power supplies.
Removing and Replacing FRUs
Figure 4-3 and
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