[SOLVED] Re: AMILO 1420 fan makes lot of noise

[Anders Breindahl <skrewz@skrewz.dk>]

Hi,

I'll just take the liberty of posting this to the list.
Regards, Anders Breindahl.


On Thursday 18 November 2004 21:43, Stephan Ohl wrote:
> Anders Breindahl <skrewz@skrewz.dk> schrieb am 18.11.04 17:51:26:
>
> It could be a question of cpufreq-regulations not working or not being
> enabled. See if your CPU frequency alters (`cat /proc/cpuinfo'), when you
> run the command: `cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
>
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed'
>
> (or something like that - poke around).
> ... Assuming that a modern (Centrino) notebook does hold the CPU
> temperature together with the fan speed at BIOS-level. Not knowing how
> helpful it may be; it /is/ an idea.
>
> Regards, Anders Breindahl.
>
> On Thursday 18 November 2004 15:21, Stephan Ohl wrote:
> > Hi
> > I have installed debian sarge on my Fujitsu-Siemens AMILO 1420 notebook.
> > The fan makes a lot of noise and I have no idea how to slow down speed or
> > how to stop the fan.  I am not even sure if it is possible at all. I
> > loaded the ACPI modules, but there are no entries under /proc/acpi/fan
> > and /proc/acpi/thermal_zone. Is there no support by my hardware for
> > controlling this?
> > Any ideas?
>
> Hello!
>
> The file /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq doesn't
> exists. The whole directory .../cpu/cpu0 is empty.
> I found some modules called cpufreq and loaded them. Now the fan seems
> to stop more often, but it still starts every three minutes to run ...
> well, every minute ... aaah. Maybe its normal :-).
>
> Never buy a AMILO 1420 notebook! Even in Windows they make a lot of noise
> and the people from Fujitsu-Siemens computers told me thats because I have
> bought a consumer notebook, Lifebooks are much better, *argh. Even more
> funny is that if you put pressure on the laptop, for example while writing,
> the sound of the fan changes and even that is - according to
> Fujitsu-Siemens -  normal!
>
> Nevertheless, thanks a lot
>   Stephan