The Samsung Galaxy S II is a smartphone designed, developed, and marketed by Samsung Electronics with Android 2.3 "Gingerbread."

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yellow triangle and thermometer

sometimes while trying to charge my s2, a yellow triangle appears and along side it is a red thermometer. why is this happening

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maggiewhiteley this can be caused by a bad battery or bad USB board. Replace those and see if that fixes the issue. Use these guides to work on your phone.

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maggiewhiteley will be eternally grateful.
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