[ltp] x61: Fan error

James Knott linux-thinkpad@linux-thinkpad.org
Fri, 03 Apr 2015 12:37:30 -0400

On 04/03/2015 12:28 PM, Martin N wrote:
> How does that work?
> Does the high fan rotation build up current in the coils which goes
> down the power
> wire into the motherboard?
> Interesting , I have not heard of that happening before.

Motors & generators are basically the same machine so, yes, a motor can
act as a generator.  Way back in my high school electricity class we had
these motor/generator sets that could be used as either.