Specifications

Diagnostics and Troubleshooting 3-19
Table 3-2
POST Error Messages
continued
Error Code Audible Beeps Probable Source of
Problem
Action
1611-CPU Fan
failure detected
None Required fan not
spinning.
1. Check fans.
2. Reseat fan cable.
3. Replace fan.
1611-CPU Fan not
present
None Required fan not
installed.
1. Check fans.
2. Reseat fan cable.
3. Install missing fan.
1611-CPU Fan
(Fan X) failure
detected.
2 short CPU fan has failed. Replace the failed CPU fan.
1611-Fan failure
detected.
2 short Required fan not
installed or spinning.
Check fans.
1611-I/O Fan
failure detected
None Required fan not
spinning.
1. Check fans.
2. Reseat fan cable.
3. Replace fan.
1611-I/O Fan not
present
None Required fan not
installed.
1. Check fans.
2. Reseat fan cable.
3. Install missing fan.
1611-I/O Fan
(Fan X) failure
detected.
2 short I/O fan has failed. Replace the failed I/O fan.
1611-System Fan
failure detected
None Required fan not
spinning.
1. Check fans.
2. Reseat fan cable.
3. Replace fan.
1611-System Fan
not present
None Required fan not
installed.
1. Check fans.
2. Reseat fan cable.
3. Install missing fan.
1612-Primary
power supply
failure.
2 short Primary power supply
has failed.
Replace power supply as soon as
possible.
continued