AMD sempron 2800+
Asus A7N8X-E Deluxe
512megs Samsung DDR-400
WD 200gig SATA hdd
Powercolor 9250 64meg
anyway, he had a problem that he turned it off one night, and it wouldent turn on the day after. this is his story, and he is sticking with it.. :/
Anyway, i try to power the fucker on, and the fans spin, and zip naada, nothign. so i pulled everything apart, cleaned it ( it wasent dirtty ) put it back to geather, Same effect.
so, i take out the ram and boot it to see if it would beep at me.. Nothing
take out the videocard to see if it would beep at me.. nothing
put the ram back in.. nothing
reseat the CPU.. nothing
Take the cpu out, try a cpu that i am 100% sure is working ( its out of a working computer ).. nothing
test his cpu in that working computer.. works! w00t!
Sent off his old mobo to asus and got a fresh one, installed, booted, nothing.
tryed diffrent ram.. nothing
tryed 5 diff psu's.... nothing
took the Cmos batt out.. nothing
Put the Cmos batt back in, Cleared the Cmos.. nothing
reseated the mobo, checked connections... nothing
i am out of options, and the guy is comming back from cuba soon, and he is going to want his computer

Any suggestions?