Charging Warning Message and Sign

I'm using recently purchased power adapters to charge my iPhone 3GS. Now I'm getting a warning message with a large yellow warning triangle that "Charging is not supported by this accessory." I stopped using them but the message still appears on the screen even when I'm not charging the phone. Any suggestions?

MacBook/iMacG5/iPhone 3gs, iPhone 3g, Mac OS X (10.6.4)

Posted on May 19, 2011 7:35 PM

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3 replies

May 20, 2011 5:06 AM in response to polyad

I turned off the iphone, then cleaned the docking port with a soft toothbrush, then used a spray can of compressed air to blow away any accumulated dust/debris. I plugged in the new adapter (that was causing the warning sign) and the charging worked ok without the warning sign. Jury's still out so if I have no further problems with charging using these new accessories then I guess the problem was solved.

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Charging Warning Message and Sign

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