I have P4 [ 1.5 GHz] 128MB SD, Mercury 845, the system is the owner of system means that it automatically turn off and do not start and start after some time or 1 day.
The problem maybe due to faulty SMPS...
There was a problem with my pc also. It would not start. After trying 15-20 times it started. I changed the SMPS and battry of my pc and cheers it was fine again.
why don't u check it out with any other SMPS and check it out... SMPS shoulb b the culprit....!!!
nitnew check ur RAM also it might be the problem c it.
Turned OFF ?
do it do proper shutdown or all sudden powerout ?
CHECK THAT UR BIOS IS WORKING FINE DO U EVER UPDATE IT. I'HAD A PROBLEM TO WHEN I UPDATE MY BIOS AND MY MOBO CRASHES SO CHECK THAT OK.