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Doc. No.

78-4144-01

Installing Cisco AC and DC Power Supplies in

Cisco 2500 Series Routers

Product Numbers: PWR-2500-AC=, PWR-2500-DC=

This document describes how to replace the AC or DC power supply in Cisco 2500 series routers.

The AC and DC power supplies are spare parts items. The replacement of the power supply requires

removing the existing power supply and installing the replacement power supply. This procedure

does not apply to the Cisco 2517, 2518, or 2519 versions of the Cisco 2500 series routers.

This document includes the following sections:

•

Required Tools and Equipment, page 2

•

Removing the Cover, page 2

•

Removing AC and DC Power Supplies, page 3

•

Installing AC and DC Power Supplies, page 5

•

Replacing the Cover, page 6

•

Obtaining Service and Support, page 11

•

Cisco Connection Online, page 11

Warning

Before you work on any equipment, you must be aware of the hazards involved with the electrical

circuitry and familiar with standard practices for preventing accidents. (To see translated versions of

this warning, refer to the Regulatory Compliance and Safety Information document that

accompanied the router.)

Warning

equipment. (To see translated versions of this warning, refer to the Regulatory Compliance and

Safety Information document that accompanied the router.)

Corporate Headquarters

Cisco Systems, Inc.

170 West Tasman Drive

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Cisco Systems, Inc.

This waning symbol means danger. You are in a situation that could cause bodily injury.

Only trained and qualiﬁed personnel should be allowed to install or replace this