HP c8000 Technical Reference Manual page 80

Troubleshooting
LED1 LED2
Processor Faults
BMC Faults
Temperature Faults
4–10
LED3 LED4 Fault
CPU0 temperature
exceeds limit.
CPU1 temperature
exceeds limit.
No processor detected.
BMC firmware is
damaged.
System board FRU
inventory device
inaccessible.
External air temperature
too high.
Solution
If the processor fan has
failed, you must replace
the CPU.
Replace the CPU(s).
Reflash the BMC
firmware.
Replace the system
board.
Make sure nothing is
blocking the system's
airflow and locate your
system in an
air-conditioned room.
Technical Reference Guide