[arch-general] Laptop cooling fan does not work

Emily Shepherd emily at emilyshepherd.me
Fri Aug 26 13:16:34 UTC 2016

On Fri, Aug 26, 2016 at 01:30:36PM +0200, Peter Nabbefeld wrote:
>>>Adapter: ISA adapter
>>>Physical id 0:  +53.0°C  (high = +84.0°C, crit = +100.0°C)
>>>Core 0:         +53.0°C  (high = +84.0°C, crit = +100.0°C)
>>>Core 1:         +48.0°C  (high = +84.0°C, crit = +100.0°C)
>>>Core 2:         +51.0°C  (high = +84.0°C, crit = +100.0°C)
>>>Core 3:         +49.0°C  (high = +84.0°C, crit = +100.0°C)
>>Am 26.08.2016 um 12:30 schrieb Rodrigo Rivas via arch-general:
>>It doesn't seem that your system is missing the fan, at least the CPU
>>temperature looks just fine.
>>Can you try to load the CPU some more to see if it heats up too much.
>>What I mean is that maybe before the fan was at top speed when it
>>wasn't actually needed, and now it is working better...
>After installing Linux 4.7.2, the situation seems to be better, but 
>not as good as before.
>Fan is running and speed is rising, but obviously not to its maximum. 
>Before I got Linux 4.7, the fan was really loud, when I used some 
>graphics - now the max speed seems to be limited.

As Rodrigo says, I wouldn't expect your fan to be running at full speed 
for temperatures like that. With your new setup are you ever reaching 
higher temperatures? If not, that seems like a good thing, surely? You 
wouldn't want your computer to be regularly overheating through standard 


Emily Shepherd
Computer Science Graduate, MEng (Hons)
W: https://emilyshepherd.me/
M: +44(0)7575 721 231
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