Removing A Dc-Input Power Supply; Required Tools; Removal Procedure - Cisco CAtalyst 4500 Series Installation Manual

Chapter 4 Removing and Replacing FRUs

Removing a DC-Input Power Supply

Required Tools

Removal Procedure

Warning
Step 1
Step 2
Step 3
Step 4
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This section describes how to remove a DC-input power supply.
You will need the following tools to perform this procedure:
A Phillips screwdriver
•
A 10-mm wrench/socket
•
Before performing any of the following procedures, ensure that power is
removed from the DC circuit. Statement 1003
Follow these steps to remove a DC-input power supply:
Turn off the in-line power switch. (Single input only. The triple-input power
supply does not have this switch.)
Turn off the main power switch.
Verify that power is off to the DC circuit on the power supply you are removing.
Loosen the screw on the terminal block cover and remove it from the terminal
block (see Figure 4-11
screws on the cover.
Removing and Replacing the Power Supply
or Figure 4-12). The triple-input power supply has two
Catalyst 4500 Series Switches Installation Guide
4-11