I recently got an ECS G31T-M7 motherboard to replace a failed motherboard.
But when I try starting it, I just get a blank screen.
OK, it has an intel E1400 CPU, so I try a different CPU: same problem.
I change power supply: same problem.
I test both power supplies: they are ok.
Maybe the RAM… I replace the 1GB DDR2 with a stick of 512MB DDR2: same problem
I remove the RAM, and I get a series of beeps (motherboard is complaining about no RAM…
So I take it back to my supplier and ask for a refund.
They test it and it works!
Besides the embarrassment, I can’t see what went wrong.
Back at the office, I try again… with the same results!
Is my KVM switch failing? No (I try connecting directly to another monitor).
I try a third stick of 2GB DDR2 RAM… and now it works!
I look more carefully at the RAM I’m using, and I then realise the problem:
I was using some old DDR2-533Mhz RAM (which doesn’t work with this motherboard), while the newer 800Mhz RAM worked.
Another one of those “I’m an idiot” moments
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Posted by Computer Help in Technical

