Problems with IBM 5150 Power

Barry Watzman Watzman at
Wed Jul 29 12:39:55 CDT 2009

Re: "If you mean the power supply fan, then that means nothing in the 5150
(AC fan?)"

That's not true.  The fan is run on DC from one of the outputs (12 volts, I
think, but it might be 5 volts).  So a working fan is a good sign.  But an
entire output voltage can still be completely dead.

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