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## Locate a Faulty Power Supply

The following LEDs are lit when a power supply fault is detected:

- System Service Required LEDs on the front panel and rear I/O module

- Fault LED on the faulty power supply

1. Determine if the System Service Required LEDs are lit on the front panel or the rear I/O module.

   See Interpreting Diagnostic LEDs.

2. From the front of the server, check the power supply fault LEDs to identify which power supply needs to be replaced.

   See Power Supply and AC Power Connector LEDs. The amber Service Required LED will be lit on the power supply that needs to be replaced.

3. Remove the faulty power supply.

   See Remove a Power Supply.

##### Related Information

- Power Supply Overview

- Power Supply and AC Power Connector Configuration Reference

- Power Supply and AC Power Connector LEDs

- Remove a Power Supply

- Install a Power Supply

- Verify Power Supply Functionality

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