hi.sorry .english is not my main language.my 1033W power have a strange problem.when connected and used for some time it turn off and don't turn on again, until it is disconnected and left alone for a day or so.then again it work.the time which it work isn't fixed.it could be 3 days.or a month.i had send it to be repaired 4 times and still it isn't fixed.i thought maybe someone here could help me.tnx.ps: my system's power usage is 350 at most.