Update: The method described in the following proved to be useless in the summer, when the laptop became too slow (almost unresponsive). I guess setting the CPU Fan Control level to quiet does not work well when the environment temperature is relatively high. So, I removed the fan cover (all you need to do is remove 6 screws on my laptop) and injected some sewing machine oil on the fan! Now the laptop is TOTALLY silent again! Hurrah!

The noise level of the CPU Fan of my Sony Vaio VGN-SZ71E laptop was driving me crazy for the past few days. When the laptop was on, you could hear the fan operating even in the room next door. The fan was also producing vibrations, which I could feel when I had my arms on the keyboard palmrest! It’s needless to say you can’t work properly (i.e. concentrate on your work) under these circumstances.

I tried removing the chassis to see if I can replace the fan, but in order to have access to the CPU fan on this laptop model you need to disassemble pretty much everything! Luckily there is a workaround.

I had installed the Sony VAIO Power Management utilities, which allow me to manage the CPU Fan speed (Control Panel -> Power Options->VAIO Power Managent -> CPU Fan Control ). I set it to level  “1-quiet” and I have to say it is much better now.  Probably this has some impact on the performance, but this comes second to the peace of mind when working 🙂

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Page last modified: 06:09 on November 6, 2013 (UTC+2)