Re: Asus A7V8X-LA - bad caps?
@c_hegge: Is this a common symptom of bad capacitors?...
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Re: Asus A7V8X-LA - bad caps?
Trying the board again (same config) after an hour or so, and it doesn't work. Must be a problem with the mainboard.
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Re: Asus A7V8X-LA - bad caps?
I installed the board with a different CPU, power supply and graphics card, and this morning the board works OK.
Still not sure what's wrong, it could be 1) power supply 2) faulty motherboard suspectible to temperature changes 3) something else..? Still need to do more testing.
I have tested all components in other PCs and they work fine (components from both previous and current configuration)
So to the OP I suggest you have a play around, try installing the board in a different system, etc. I would be keen...
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Re: Asus A7V8X-LA - bad caps?
Hmmm
I replaced all the 1000uF OST caps with Rubycon YXG's from another motherboard I had, but still no go. Perhaps the BGA solder joints on the southbridge have become stuffed and need a rework/reflow? The southbridge has no cooling
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Re: Asus A7V8X-LA - bad caps?
I have an MSI K7N2 Delta (MS-6570) board with very similar symptoms - won't post or beep, but fans spin up OK, even when stripped to the bare minimum of components. PSU is an Enermax 300W.
The board has Panasonic caps around the CPU, which I'm assuming are OK, and also 16x 1000uF 6.3v OST caps scattered around the board, as well as 3 16v OST caps near the VRM area. All caps on the board look OK and show no signs of failing.
I was thinking of replacing all the OST caps, since they have a reputation for failing without showing...
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