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 From:  Adam Armstrong <lists at memetic dot org>
 To:  Monowall User List <m0n0wall at lists dot m0n0 dot ch>
 Subject:  Re: [m0n0wall] Chassi fan stops when m0n0wall loads
 Date:  Mon, 25 Feb 2008 15:55:26 +0000
> Hello,
>
> I have a m0n0wall mini-ITX setup, with an VIA EPIA EK8000EG motherboard and
> a Morex Cubid 3688 chassi. m0n0wall is run from a Transcend IDE flash module
> and works like a charm.
>
> The box is currently running without any fans, which seems to work fine even
> tho it's quite warm (not burning hot).
>
> The chassi comes with a small fan that runs for about 5-10 seconds when the
> system is booted, then stops. It seems like once m0n0wall is loaded - the
> fan stops. Why?
> Is there anything in the software that prevents system fans from running?
>
> The fan is connected to the system fan connector on the motherboard.
>
> My guess is that connecting it to a regular molex power connector would
> solve the problem, but it would of course be nice to avoid this step if
> possible (my mini-ITX build is short of free molex contacts).
>
> Any advice?
>   
It's vageuly possible that the ACPI support in FreeBSD is turning off 
the fan somehow (i remember this with very old linux ACPI implementations).

I would expect it to have been fixed by now though!

Are you using 1.2 or 1.3?

Thanks,
adam.