Thermal Units Failure
If the thermal units fail, perform the following actions one at a time to correct the problem. Do not replace non-
defective FRUs:
Power Button Failure
If the Power Button fails, perform the following actions one at a time to correct the problem. Do not replace
non-defective FRUs:
Chapter 4
START
Fan power
cable well
No
connected?
Fan OK?
No
CPU
Heat sink well
No
seated?
Replace M/B
Connect it well
Replace fan
Seat it well
133