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Thread ID: 44584 2004-04-23 11:58:00 Overheating problem (70C +) on XP2800+ KingWave (5517) Press F1
Post ID Timestamp Content User
231611 2004-04-23 11:58:00 Hi I've recently set up a new computer for my brother, you can see the specs for it here (homepages.paradise.net.nz).

Basically its running a XP 2800+ at stock speed and with stock HSF cooling. I used Arctic Silver 3 and got rid of all the thermal pad residues. No case fans at present.

In the BIOS there was an option to set the warning temperature for the CPU to sound the alarm if it reached a certain temperature. I set that at 70 oC.

Its been fine for a few days but I've noticed the temperatures above 60C, which is quite high right? Then, just before, my brother was playing a game before and the computer shut down, and before it rebooted we checked the temperatures in the BIOS and it was at 65oC. So it must've triggered the internal CPU shutdown feature?

Anyway, is there a solution to this problem?

Heatsink not properly seated? I'm sure it is though. Is it possible I've put the heatsink round the wrong way?

Do I need some case fans or something?

Thanks in advance :)
KingWave (5517)
231612 2004-04-23 12:28:00 The i-cute case in your specs has room for 1 intake and two exhaust fans Fans are dirt cheap (3-10 dollars for plain and 10-20 for led fans) so buy some and install them. It will probably help a great deal.
Quick and dirty way to test is to take case side off and point a desk fan at the motherboard and check temps again.
the highlander (245)
231613 2004-04-23 12:35:00 Indeed, that is too warm, fix the problem not the symptoms.

It is possible to have fixed the fan on around the wrong way, I suggest you remove it, clean the gunk and have another go at re-seating it.

And read the instructions on the Arctic site for using their product.
metla (154)
231614 2004-04-23 12:37:00 what is the case temp?

check on AMD's site what the max cpu temp is (proberly around 80 odd).
temps can go a little werid as the thermalpaste sets.

i doubt the heatsink is on the wrong way. only thing is if its sitting on the ridge of the cpu socket ...there is usually a cutout in the heatsink to allow for it. check you have the fan the correct way arround.
tweak'e (174)
231615 2004-04-23 12:55:00 hmmm,if you don't check the underside of the heatsink before attaching it then you have a 50 percent chance of putting it on in the wrong direction,its an easy mistake to make.

A case fan is certainly a worthwhile option but the cause of the heat needs to be addresed,those cpu's simply don't run that hot.
metla (154)
231616 2004-04-23 13:06:00 You removed the Phase Change Material that AMD recommend for its longetivity, and used paste.

Link
here (139.95.253.214 j(3494))

prepares for posts extolling the virtues of paste vs pcm, but simply passing on what AMD themselves recommend
Jester (13)
231617 2004-04-23 13:13:00 AMD recomend it because so many people assemble pc's who don't have the skill to do so,The tape is to combat idiots melting cpu's,or stuffing it up so they run hot.

That my take on it anyway,in "controlled tests" i have always been able to get a cooler running cpu by using quality thermal paste that has been applied with care.
metla (154)
231618 2004-04-23 13:30:00 Far as I know Gigabyte boards only allow heatsink to fit 1 way, so im sure ur heatsink is installed correct. Have u peel the plastic tape off the heatsink? Amd always have a piece of plastic tape stuck under their orginal heatsinks.

Like highlander said, u should install some case fans in, helps alittle bit, will drop a few degrees.
Blue_face (1148)
231619 2004-04-23 15:19:00 Thanks for the responses so far :)

I'll try a 180 degree shift of the heatsink, see if that helps. Both clips on the motherboard looked identical, so I could't decide which way it went. With the stock HSF combo, the fan is already attached to the heatsink so I guess thats on the right way.

I guess I'll have to clean all the arctic silver off again right? I used one of those surgical gloves to apply the paste (like in the whetu overlclockers guide), I'm wondering could rubber fragments from the glove affect things? If you get a glove and rub your finger over it, you'll notice your finger feels a bit rubbery. Perhaps there is something coming off the glove.

I've looked at the case, and there is room for 2 fans on the front. Probably exhaust fans would fit best there? As to an intake fan, I'm not sure if there is a place for one? My case doesn't have a window like in the picture, thats a different model. Mines the black BB model on the right.
KingWave (5517)
231620 2004-04-23 19:10:00 what mobo did you use? There are 2 mobos in your link, Gigabyte GA-7N400 Pro2 & A7N8X-E Deluxe.
If you used the Gigabyte GA-7N400 Pro2 ? what revision is it? The 1st release had an issue with " Adjust CPU temperature monitoring tolerence" & it was addressed in bios update F2.
Anyway something to check if it turns out your CPU is seated correctly.

Steve
Steve Askew (119)
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