[Novalug] FC6/Fan Speed

[Jay Hart]

Kevin,

Are you running the latest version of the motherboard firmware?

Jay

> Hi All,
>   I have an nForce3 250 based AMD 3700 system running FC6. I'm using this
> for a MythTV setup - but it is just a little bit louder than I'd like. There
> is a video capture card and an nVidia 6200 LE graphics card in the machine -
> but *both* of those cards do not have fans - they have heat sinks only.
>
> In the BIOS of the machine there are various options for setting the fan
> speed. One option that looked promising initially was to maintain the CPU
> temp below a certain value - but I've experimented with that - and the
> machine just seems to go bonkers. The fan speed gradually increases and the
> machine eventually locks up. It is really weird behavior - because at one
> point I just stayed in the BIOS and watched and the CPU temp was not going
> up - I think that there is some kind of bug in the temp control algorithm.
>
> Another option in the BIOS was to just set the fan at 0, 25%, 50% - and I
> think the last option was "FULL". At 50% the machine is relatively loud -
> but it will run 24/7 for weeks at a time with no problem. At 25% the machine
> is dead quiet but the CPU temp gradually climbs to unsafe levels (I think
> that I did lock the machine up once as the CPU temp climbed bast 70 degrees
> C).
>
> Is there some way to set the fan speed at a fixed speed - either % of max -
> or even a fixed rpm? In the windows world there's a neat little program
> called "SpeedFan" that you can use to do this - very useful.
>
>
> Thanks,
>
> Kevin
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