Removing HSF / CPU from motherboard...

imhungry

Golden Member
Jul 30, 2005
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This has probably happened to many people, but I haven't used AS5 on my CPU, so I wouldn't know.

The HSF on a computer doesn't come off easily, if at all, from my Athlon 3500+ clawhammer. How exactly do I get the HSF off without using too much pressure and pulling it out of it's socket by force, damaging the pins?

I've done this with a K-7 and damaged the pins...

Retention clips were released too.

EDit : Main reason I want to remove is so that I can add a new batch of AS5, this one obviously isn't working well since my computer idles at 45C - 47C and goes to about ~64C load with Prime95 or rthdribl. And I can't control the stock fan either, is there any way to always have it running at 2800RPM full power?

Epox 9npa+ Ultra
3500+ Clawhammer stock cooling. It's 130NM running 222x11 . +.075 volts.
 

selfbuilt

Senior member
Feb 6, 2003
481
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Run Prime95 or other intensive CPU task for 5-10 mins before turning off the computer. Remove HSF while setup is still warm (i.e. right away). Should come off easy that way, compared to when it has cooled to room temp.
 

potato28

Diamond Member
Jun 27, 2005
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Originally posted by: selfbuilt
Run Prime95 or other intensive CPU task for 5-10 mins before turning off the computer. Remove HSF while setup is still warm (i.e. right away). Should come off easy that way, compared to when it has cooled to room temp.

Or... a hairdryer works fine too.
 

Conky

Lifer
May 9, 2001
10,709
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Originally posted by: selfbuilt
Run Prime95 or other intensive CPU task for 5-10 mins before turning off the computer. Remove HSF while setup is still warm (i.e. right away). Should come off easy that way, compared to when it has cooled to room temp.
Yep, and give it a slight twist too when removing it.


 

imhungry

Golden Member
Jul 30, 2005
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I tried doing it, I had Prime95 and rthdribl run for 5-10 minutes and it hit about 67C. Powered off immediately and tried to remove it.

The HSF was scorching hot, but it still wouldn't come off. This has never happened to me before...ANy other ideas?
 

KBTuning

Senior member
Mar 22, 2005
357
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just pull it up... your screwed otherwise... it happend to my 3000+ once but mines fine... just pull strait up and not at any angle.
 

imhungry

Golden Member
Jul 30, 2005
1,740
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Yeeep, it's not coming off.

At full load I'm hitting almost 60C, and still after that, it's not coming off.
 

LumbergTech

Diamond Member
Sep 15, 2005
3,622
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the last 3 times that ive removed a hsf from a cpu the damn cpu popped right out...luckily the pins did not bend..
 

imhungry

Golden Member
Jul 30, 2005
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Yeah...this happened to me and I had to spend about 2 hours bending the pins back into their right positions.

It worked fine too.
 

Greenman

Lifer
Oct 15, 1999
22,210
6,422
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Try goof off. Turn the board on edge and get a few drops on the seam where the cpu and heat sink meet, should eat right through the old pad or A.S.5.