Thermal Unit Failure
If the Thermal Unit fails, perform the following, one at a time. Do not replace a non-defective
FRU:
Figure 4-12. Thermal Unit Failure
4-18
Start
Is fan cable
well connected?
Is fan module
OK?
Is the thermal
module well
seated?
Is CPU OK?
Replace M/B
No
Reconnect cable
Replace the
No
thermal module
No
Reseat and fasten
thermal module screws
No
Replace
CPU
0
Troubleshooting