"sometimes it does. suppose if i run my pc for a while then i switch it
off then i switch it on again power comes up lights on but hdd spins but
pc doesnt boot."
That's one of the signs of BAD CAPS. When these get really bad, then it gets worse. Google BAD CAPS to learn what to look for and how some folk fix that.
Most of us will change the motherboard.
Bob
Hello everyone I'm a new member and i need help from you very badly. i have a pc pentium-D 3ghz ddr 2 2gb ram 667 bus gigabite 945gsm mobo and 160gb HDD and a dvd writer. my problem is my computer powers on but doesnt boot up!! sometimes it does. suppose if i run my pc for a while then i switch it off then i switch it on again power comes up lights on but hdd spins but pc doesnt boot. i changed my mobo's battery but it didnt solve then i try to check my if my mboard it alright by removing memory module and then it beeps. i just dont understand what is the problem please help pleaseeee

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