6310 power problem
 

6310 goes on when i put the accu on, change power switch but its the same problem change battery connector, take power switch off and phone goes on automaticly what is the problem, please give me some advis

Remove C312 and check.
Remove Z300(emifilter for keyboard) and check again.
Check PWRONX line.
If still auto-powering, then UEM is broken :(

u just check conectivity the phone should be short from some where