Power supply AC LED lights up

If the power supply AC LED lights up and all other power supply LEDs are off, one of three possible problems exists:

  • The power supply is not fully seated (most typical).

  • The power supply is faulty.

  • The system board is faulty.

Troubleshooting steps

Procedure

  1. Reseat the power supply.
  2. If the 240 V failure LED on the system board does not light up, replace the power supply.
  3. If the 240 V failure LED on the system board lights up, replace the server.
Related tasks
Removing a power supply
Installing a power supply
Related information
Power supply LEDs
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August 1, 2012
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