07-17-2013 06:57 AM
I'm using a BB 8530 CDMA phone, using os v188.8.131.529 and having this problem for a while, I also changed my battery about a month back but it still keeps switching off.
07-17-2013 07:15 AM
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Have you recently installed any application before this Problem started ? Think carefully any new themes , wallpaper or any new games or updates !
If you have then try to boot your device on Safe Mode , On Safe Mode delete any application which you think might be responsible for this issue , from Options > Applications > locate and delete any newly installed 3rd party application , it might help in resolving your issue :
KB17877 : How to start a BlackBerry smartphone in Safe Mode
KB10040 :How to view or remove installed application on a blackberry smartphone
Or , if that not the case and it happend all of a sudden , then to rule out any Software issue you should try an OS reload which will fix any Software glitch , but after a complete backup of your device . To reload your device OS refer to this Knowledge Base :
KB11320 : How to perform a clean reload of the BlackBerry Device software using BlackBerry desktop software for windows
Try it and let us know.