Avaya S8800 Manual page 55

Error LED lights up for one power supply
If the power supply Error LED lights up and all other power supply LEDs are off, either the
power supply has no AC power, a problem exists with the AC power source, or the power
supply failed.
This condition occurs only when a second power supply is providing power to the server.
Troubleshooting steps
Procedure
1. Check the AC power to the server.
2. Make sure that the power cord is connected to a functioning power source.
3. Replace the power supply.
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
3. If the 240 V failure LED on the system board lights up, replace the server.
Faulty power supply
Several LEDs and combinations of LEDs can indicate that a power supply is faulty. The
following table describes these LEDs and LED combinations.
Off
Maintaining the Avaya S8800 Server for Avaya Aura
supply.
AC
On
DC
Off
®
Communication Manager
Troubleshooting
Error
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