Technical Reference Guide 4–7
Troubleshooting
Fan Warnings
Chassis fan not
functioning properly.
Replace the fan that is not
functioning. If a processor
fan has failed, you must
replace the CPU.
CPU0 cooling fan not
functioning properly.
CPU1 cooling fan not
functioning properly.
Memory fan not
functioning properly.
PCI/disk fan not
functioning properly.
Processor Warning
CPU0 temperature
exceeds limit.
If the processor fan has
failed, you must replace the
CPU.
CPU1 temperature
exceeds limit.
Temperature Warning
External air
temperature too high.
Make sure nothing is
blocking the system’s
airflow and locate your
system in an
air-conditioned room.
Video Warning
No video adapter
present.
Install a video adapter. See
the installation instructions
shipped with the video
adapter.
LED1 LED2 LED3 LED4 Warning Solution