Why my iphone 3GS turn off when bettery is 50% of below and could not turn on back on

Discussion in 'iPhone Tips, Help and Troubleshooting' started by Sothy, Apr 28, 2013.

  1. Sothy macrumors newbie

    Joined:
    Apr 28, 2013
    #1
    Why my iphone 3GS turn off when battery is 50% of below and could not turn on back on, by pres sleep + home button even when i try to connect to computer. But when i charge it turn on then i try to disconnect from the charger at 50% of battery it off again. so what is the problem with it?
     
  2. blueroom macrumors 603

    blueroom

    Joined:
    Feb 15, 2009
    Location:
    Toronto, Canada
  3. Sothy thread starter macrumors newbie

    Joined:
    Apr 28, 2013
    #3
    Jailbroken, all ios version.
    i've tried ios 5.0, 5.1, 5.1.1, 6.1.3. still the same problem.
     
  4. Ann P macrumors 68020

    Joined:
    Jun 29, 2009
    Location:
    California
    #4
    How old is the phone? It could be a battery calibration issue.
     
  5. Sothy thread starter macrumors newbie

    Joined:
    Apr 28, 2013
    #5
    sorry, i've no idea about the age of my iphone because my relation give it to me. but actually i got this problem when i change my touch screen. mean that before my touch screen is broken it work very well but after that i got this problem. is it problem when i change the screen it could effect to the battery or not?
    ( i didn't done it by my self.)
    Thank you for reply.
     

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