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-   -   Kubuntu 8.0.4+Sony Vaio DesktopTower Athlon1GHZ (fan is 24h on max speed) (https://www.linuxquestions.org/questions/linux-hardware-18/kubuntu-8-0-4-sony-vaio-desktoptower-athlon1ghz-fan-is-24h-on-max-speed-644914/)

shadowsa 06-03-2008 06:15 AM

Quote:

Originally Posted by pinniped (Post 3172977)
Did you check the BIOS to make sure ACPI is turned on?

i dont have an option for that

pinniped 06-03-2008 06:27 AM

It is bizarre that you can't access the BIOS and turn on ACPI. What you posted indicates that ACPI is not running; the other possibilities are that the bios has APM instead or that Sony has proprietary software for controlling the fan.

It is also possible that acpi is simply disabled in the kernel by default.
Here are 2 different things to try:

1. Boot the kernel with the extra paramater: acpi=on

2. Boot with the extra parameter: apm=on -- then, install 'apmd'

shadowsa 06-03-2008 12:27 PM

Quote:

Originally Posted by pinniped (Post 3173065)
It is bizarre that you can't access the BIOS and turn on ACPI. What you posted indicates that ACPI is not running; the other possibilities are that the bios has APM instead or that Sony has proprietary software for controlling the fan.

It is also possible that acpi is simply disabled in the kernel by default.
Here are 2 different things to try:

1. Boot the kernel with the extra paramater: acpi=on

2. Boot with the extra parameter: apm=on -- then, install 'apmd'

i tryed with acpi=on


here is the result

http://paste.org/index.php?id=3015

shadowsa 06-04-2008 12:33 AM

Quote:

Originally Posted by shadowsa (Post 3173438)
i tryed with acpi=on


here is the result

http://paste.org/index.php?id=3015

here is the result with apm=on

http://paste.org/index.php?id=3020

apm --verbose gives me
No APM support in kernel

modprobe apm gives
FATAL: Error inserting apm (/lib/modules/2.6.24-16-generic/kernel/arch/x86/kernel/apm.ko): No such device

shadowsa 06-04-2008 01:16 AM

/etc/init.d/powersaved start
* Starting power management daemon powersaved FATAL: Error inserting speedstep_centrino (/lib/modules/2.6.24-16-generic/kernel/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.ko): No such device

pinniped 06-04-2008 01:33 AM

OK, so your post about ACPI shows that it's up and running (when you supply acpi=on). The only other thing you can do (after switching it on) is to play around to see what ACPI functions are supported. Not all hardware of that vintage had a control of the fan speed - does your fan have at least 3 wires on it? If it's only 2 wires, it's not a speed-controllable type. So stick to the 'acpi=on' stuff and play around.

The apm results suggest that APM isn't supported at all on your machine. Ignore the "speedstep" stuff; most CPUs that vintage had no speed control (except for the rare hardware switches to control a clock).

shadowsa 06-04-2008 05:40 AM

problem solved by following instructions from here

http://ubuntuforums.org/showthread.php?t=607614

and crucial was this

http://ubuntuforums.org/showpost.php...5&postcount=17

Person_1873 06-04-2008 10:13 AM

this seems like an odd setup, most variable speed fans i've come across, connect into the motherboard and are controlled by a temperature algorithm in the bios, there's generally a setting in the bios to determine the max temperature to let a certain sensor get to before the fan comes in


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