Tech Support > Computer Hardware > Laptops/Notebooks > Northbridge cooling? (Averatec 3150P)
Northbridge cooling? (Averatec 3150P)
Posted by Gary Fritz on June 21st, 2005


My wife is on the road this week, and her Averatec 3150P laptop
suddenly issued a warning message: "North Bridge FAN error. Please
check it." And the normally obnoxiously-loud fan in the thing is
suddenly eerily quiet. Uh-oh.

Since she's not here, I can't check it directly. She's teaching a
class so she can't start ripping it apart. I looked to see if there
were any utilities (e.g. Motherboard Monitor 5, etc) that monitor the
Northbridge temperature, but I'm not finding any.

According to http://www.tomshardware.com/mobile/20030618/averatec-
03.html the 3150P uses a KN266 (VIA VT8372) Northbridge. I can't find
specs for it on www.via.com.tw, but according to
http://www.silentpcreview.com/article33-page2.html the Via KT133 is
rated for 110 C (!!). I don't know how the laptop version compares.

I know that many Northbridge chips don't NEED a fan. Some units don't
put a fan on it at all. The Northbridge fan on my Asus A7V266E mobo
hasn't worked for ages and I haven't had any problems.

So: Is my wife's Northbridge in danger if she runs without the fan?
Is there some utility she can use (without inserting any add-on temp
probes, etc) to see how hot it's running?

Thanks!
Gary
remove xxx's to email

Posted by Gary Fritz on June 24th, 2005


Hello? Anybody? Any idea if there are any utilities to monitor the
temp of the Northbridge, and/or what is a safe temp? The VIA site
doesn't have any specs for this family, but similar families show a max
case temp of 85C, so that's what I'm going with for now. I may just
have to stick an electronic oral thermometer on it, but hm, it probably
doesn't go that high... :-)


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