Cisco Catalyst 5500 Manual - Página 15

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Chapter 7

Maintaining the Cisco Catalyst 5500 Multiswitch Router

Figure 7-12 DC-Input Power Supply Connectors

In a system with dual power supplies, use the modular power cord to connect each power supply to a

Caution

separate input line. In case of a line failure, the second source will most likely still be available and can

maintain maximum overcurrent protection for each power connection.

Remove the tape from the circuit breaker switch handle and restore power by moving the circuit breaker

Step 11

switch handle to the on position.

Step 12

Turn the power switch to the on position on the power supply.

Step 13

Verify power supply operation.

Verify that the power supply front panel LEDs are in the following states:

Verify that the appropriate supervisor engine module PS1 and PS2 LEDs are on and green.

Enter the show system command to display the power supply and system status.

Removing and Replacing the Chassis Fan Assembly

This section describes how to remove and install chassis fan assemblies. Use a flat-blade screwdriver to

perform this procedure.

Removing the Fan Assembly

Perform the following steps to remove the existing chassis fan assembly:

Never operate the system if the fan assembly is removed or if it is not functioning properly. An

Caution

overtemperature condition can result in severe equipment damage.

OL-0542-06

Terminal block

connectors

INPUT

48/60

14.0/8.0 A

DC OK LED is green.

FAN OK LED is green.

OUTPUT FAIL LED is off.

Cisco MGC Software Release 7 Operations, Maintenance, and Troubleshooting Guide

Terminal block

connectors

INPUT

48/60

14.0/8.0 A

Power

switch

Replacing Hardware Components

7-15