HP ProLiant ML350 Generation 4 - Page 230

230 Reference and Troubleshooting Guide
1611-Fan x Not Present (Fan Zone I/O)
Audible Beeps: 2 short
Possible Cause: Required fan not installed or spinning.
Action:
1. Check the fans to be sure they are working.
2. Be sure each fan cable is properly connected, if applicable, and each fan is
properly seated.
3. If the problem persists, replace the failed fans.
1611- Power Supply Zone Fan Assembly Failure Detected. Either...
...the Assembly is not installed or multiple fans have failed.
Audible Beeps: None
Possible Cause: Required fans are missing or not spinning.
Action:
1. Check the fans to be sure they are installed and working.
2. Be sure the assembly is properly connected and each fan is properly seated.
3. If the problem persists, replace the failed fans.
4. If a known working replacement fan is not spinning, replace the assembly.
1611-Power Supply Zone Fan Assembly Failure Detected. Single
fan...
...failure. Assembly will provide adequate cooling.
Audible Beeps: None
Possible Cause: Required fan not spinning.
Action: Replace the failed fan to provide redundancy, if applicable.