IIRC the extra pin on a 4 pin motherboard header may report if the fan has totally stopped, like a failure line, to tell the mobo to shut the CPU off. I've got an old 4 pin fan here from a '94 vintage ...
If your business requires you to do a lot of work from your Lenovo laptop, you've probably noticed an occasional issue with overheating. Running several intensive programs on your laptop can raise the ...
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