Thermal Unit Failure - Acer Aspire M3-581T Service Manual

Thermal Unit Failure

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If the Thermal Unit fails, perform the following, one at a time. Do not replace a non-defective FRU:
Start
Fan power wire well
No Check Connect
connected?
Replace thermal
Fan OK? No
module
Heatsink well
No Seat it well
seated?
CPU OK? No Replace CPU
Replace M/B
Figure 4-11. Thermal Unit Failure
4-16 Troubleshooting