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Dead PC - 5 volt problem?

Posted: Mon Sep 27, 2004 1:59 pm
by Mobius
PC won't boot. It seems to be hardware. PC crashes with what appears to be video corruption at various points in the boot process. It aint video card though coz I have tried 3 different video cards in it - and the other two are "known good".

Motherboard reports 5 volt line is 4.49volts and 5.51 volts. Allother voltages are within 0.05%. Think that might be it. Do you think I'm right?

Probably get a new 450 Watt unit today.

Posted: Mon Sep 27, 2004 8:42 pm
by MD-2389
Something's definitely loading it down. Did you pop the cover and look for any damaged components/shorts?

Posted: Mon Sep 27, 2004 9:07 pm
by Mobius
Yeah, I built the thing. There are no shorts or loose wires etc. Installing a new PSU tonight to test my theory. Hope I'm right. Dead motherboard would mean having to spend $1000 instead of $80.

Posted: Tue Sep 28, 2004 1:47 pm
by AceCombat
1000$ for a motherboard?!?!?!?!

Posted: Tue Sep 28, 2004 1:51 pm
by MD-2389
AceCombat wrote:1000$ for a motherboard?!?!?!?!
Thats $1000NZD Ace...

According to x-rates thats $667.10 USD. (rounded up slightly) Thats still VERY expensive seeing thats about six times what we (USA) would normally pay for a motherboard.

Posted: Tue Sep 28, 2004 3:33 pm
by Mobius
No point in replacing atiquated motherboard with new, antiquated motherboard...

$1000 (or more) for:

Motherboard
RAM
CPU
PSU.

Plus another $600 for a decent PCI Express GFx card.

Make it $1600...

Anyway, PSU doesn't seem to be the problem, and now the PC is booting correctly - if rather underclocked.