Removing A NB Passive heat sink

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Methious
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Removing A NB Passive heat sink

Post by Methious »

I'm making the leap to water this coming week. I have read a couple of things about removing NB heat sinks. This one is an Asus spring clip passive heat sink on an M3A motherboard. One way was to run the computer hard (benches) figuring the NB would heat up and make the NB easier to remove. Over Clocking the NB to make sure it's toasty isn't a problem, it's running at 220 FSB already, at 223 it reboots the machine with out extra cooling within 20 seconds of starting a bench. The other said hair dryer to heat the passive heat sink. When I read that one I was like Okay. How do you recommend removing it considering this is my first NB ectomy. Hopefully If I water the CPU and NB I can lower the multiplier, up the FSB and get a little extra out of it.

The other question I had is; is the SB chip heat going to be an issue?

The passive sink is circled in green
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Re: Removing A NB Passive heat sink

Post by kenc51 »

The SB chip shouldn't need any extra mods!

To remove the NB Heatsink, turn the board upsidedown. You'll see the plastic clips.
All you need to do is get a pliers and carefully squeez them. You can then pop the pin back through the board.

Once you've pushed all the pins through you should be able to just pull off the heatsink. If it doesn't move, use a hair dryer.
The Chipset is fairly sturdy, you just need to make sure not to scratch it with the heatsink
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Re: Removing A NB Passive heat sink

Post by FZ1 »

CAUTION!!!! Some of these are applied with thermal cement or similar. Do not force it off. If it doesn't come off you have 2 methods - heat it with a hairdryer and see if it loosens up OR freeze it and try it. Be careful.
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Re: Removing A NB Passive heat sink

Post by Methious »

These are metal loops coming through the Mobo, uses a spring clip with the ends of the clip through the loops to hold it down. I agree there's not going to be any forcing. I figure run it up to speed on Orthos for a half hour, have a hair dryer handy. Yea I hate thermal Cement that was obviously created by a guy with horns on his head and a pitch fork near by. I still have the M2N-E handy built with a X2 4200, the 6400 goes right on it but I'm not looking to lose a Mobo.
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Re: Removing A NB Passive heat sink

Post by Bio-Hazard »

Man, I hate those hook and loop fasteners, they pull the loop out of the MoBo at times, just be careful........... :shock:
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Re: Removing A NB Passive heat sink

Post by Methious »

Yea I read about a guy doing that on another forum, pulled it right out super glued it right back in. It's right up on a capacitor too. I've been reading on it like half a day and the guys over on extreme forums are running phenoms with a max 370 FSB/HT stock NB cooler. Not that I think going that high sustained is a good thing. I hit 360 @ 10X stable for 15 minutes then got to thinking about acrid smoke pouring out of a casing and shut it down. At the time I was venting freezing air in from the window and figuring that was what let me go that high. If it looks like it's going to be a board killer I'll probably hold off on the NB block until next build. (intel)

Which it looks like I can start collecting parts for, I had another rush of puter buyers and sold 2. Buy a few parts for the bones units I have to replace the 2, and look at some Mobos.
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Re: Removing A NB Passive heat sink

Post by Methious »

Arg techno lust over whelming must wait for E8400 launch ](*,)
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