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Asus P4T-E booting Northwood by disab...

Trish's Escape from Hardware Hell Help Board » Hardware » Motherboard / CPU Related » Asus P4T-E booting Northwood by disabling JumperFree « Previous Next »

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Christian
Posted on Tuesday, July 29, 2003 - 6:46 am:   

I have a Asus P4T-E mobo which I need to update to the latest 1007 bios in order to use it with a 2,6 P4 FSB400. As I've discovered the screen remains black , as the bios does not recognize the CPU. I've not found a friend who could lend me a compatible CPU for me to boot up and run the update.I've seen some postings that it could be possible to boot up in jumper mode and then run the update.

My questions are: Is that correct, does that work?
I my case, I have a 2,6 P4, which is the maximum my mobo can take. My problem is that the multiplier can be set to max. 24.0x which give me a CPU clock of

2,4. Is there no problem in underclocking the CPU?

Somebody told me he had heard something about it being safer to underclock to something like half the speed rather than in my case 2,4?

Can somebody to me what would be safe to do and what would work. Thanks!!
E.S.
Posted on Tuesday, July 29, 2003 - 9:06 pm:   

Multipliers are locked on non-engineering sample P4's so ..you will have to get a 400 fsb cpu at less than 2.6 Ghz.
Christian
Posted on Thursday, July 31, 2003 - 1:36 am:   

I've solved my problem, and indirectly through the help of someone pointing out that the problem might be ôn different levels. I tried again with a 1.8A CPU from my work computer which at the first attempt had also left me with a black screen, as this A CPU was also not recognized (only the normal 1.8 would be). This time I used the jumpers, but it also would not work. Then I remembered that somebody had suggested that my problem might be somewhere else. So I checked my rimms which where installed in two pairs of 2x128megs. It is not super clear in the installation manual where the two identical pairs must be.

This was an issue for me as they are of two different brands. The manual says: Channel A (RIMMA1 and RIMMA2) and channel B (RIMMB1 and RIMMB2) must be identical. I thought I had done that as the two different pairs are clearely apart, beying at a right angle of each other. So I grouped my pairs of different brands of rimms in these two different banks, which obviously had been the wrong combination.

So I took out one brand alltogether and installed the other two in a different way using two c-rimms, and IT WORKED !! I made the update to the latest 1008-004 beta version of the bios, changed back to jumper-free and behold, my new 2.6 was flawlessly recognized!

Thanks for your input. I think that the problem came from both issues, which made it much harder to solve. The CPU problem was solved by using the 1.8A CPU in jumper mode, plus fortunately alongside solving the rimm issue.
Warm greetings
E.S.
Posted on Thursday, July 31, 2003 - 10:54 am:   

Glad you got it sorted.

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