Rattling sound when doing a (litteraly) cold boot

Gnome-Brun

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Jun 22, 2015
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Hello everyone,

Not sure if I'm in the right thread, so feel free to show me where it is if it's not! :)

Anyway, fall is upon us here in Montreal, so are the cold temperatures (about 10-15C during day, less during night). Lately, I'm hearing a rattling sound when booting the computer after a cold night. The sound will gradually dissipate as the computer boot up. Basically, the more it was cold in my room the night before, the longer the sound will last, usually about 3-5 minutes. Some days, when it's fairly hot (between 15-20C), the sound will not be heard at all. Couple of weeks ago, I've opened my case to hear the sound and it seems to come from either my fan, my SSD, my HDD or my optical drive. I've cleaned pretty much all the dust and ran a diagnosis with ADATA SSD ToolBox Diagnosis (which concluded with no errors!) but the sound is still haunting me! Any clues? Thanks for your help!
 
Solution
You can also use a pencil to TEMPORARILY stop one of your case fans to see if the rattling sound goes away while booting -- once the PC has booted, take the pencil out and let the fan run.

That will help you determine if it is one of your case fans.

Dont use your finger, fan blades can be sharp.

An SSD it totally silent. The optical drive might make a sound for a second at boot time but not a continuous sound. Your disk drive might do it, but my first though is a fan somewhere is making the noise.

Use the cardboard tube from a paper towel roll as a stethoscope. It will help you identify the location of the sound.
 


Yeah, my fan's pretty near of my HDD! I'll try that out next time I cold boot my PC!

 
You can also use a pencil to TEMPORARILY stop one of your case fans to see if the rattling sound goes away while booting -- once the PC has booted, take the pencil out and let the fan run.

That will help you determine if it is one of your case fans.

Dont use your finger, fan blades can be sharp.

 
Solution


I used my finger (which did not explode in flesh and blood, hopefully) and the sounds DID come from the PC Case fan, which is a Corsair Carbide Series 200R. So, now that I have to buy a new PC fan, can I buy these to replace one or two of them: http://www.newegg.ca/Product/Product.aspx?Item=N82E16835181021&_ga=1.16476081.608152775.1443200037

Thanks again!

 


You should be able to. I don't see any specs for how many CFM the default fans move. 120mm is the correct size.