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Troubleshooting 119
4. Be sure no POST error messages ("POST Error Messages and Beep Codes"
on page 186
) are displayed while booting the server that indicate temperature
violation or fan failure information. Refer to the server documentation for the
temperature requirements for the server.
5. Access the IML to see if any event list error messages (on page 216
) are
listed relating to fans.
6. Replace any required non-functioning fans and restart the server. Refer to the
server documentation for specifications on fan requirements.
7. Be sure all fan slots have fans or blanks installed. Refer to the server
documentation for requirements.
8. Verify the fan airflow path is not blocked by cables or other material.
Hot-plug fan problems are occurring
Action:
1. Check the LEDs to be sure the hot-plug fans are working. Refer to the server
documentation for LED information.
NOTE: For servers with redundant fans, backup fans may spin up
periodically to test functionality. This is part of normal redundant fan
operation.
2. Be sure no POST error messages ("POST Error Messages and Beep Codes"
on page 186
) are displayed.
3. Be sure hot-plug fan requirements are being met. Refer to the server
documentation.
Hard Drive Problems
List of Problems:
System completes POST but hard drive fails .............................................................................120
Hard drive is not recognized by the server.................................................................................120
You are unable to access data.....................................................................................................120
Server response time is slower than usual..................................................................................121
No hard drives are recognized....................................................................................................121
A new hard drive is not recognized............................................................................................121