Forum: General 9900 Series Discussion - Bold Touch
02-22-2012, 07:59 PM
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Replies: 2
Views: 2,227
Re: 9900 Non led light from the case
That's a proximity sensor that detects your face while on the phone, whose function (or one of) is to lock out the screen, so you don't accidentally hit soft buttons on the phone during a call...and...
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