Introduction
The microphone is used during the phone function of the device. This guide will demonstrate how to remove the microphone after the logic board has been removed.
Tools
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            With your thumb press down on the locking- button on the back of the BlackBerry 7280. 
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            Slide the battery cover off the device. 
 
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            Hold the device with both hands. 
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            Lift the SIM card holder using your thumb and index finger. 
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            Remove the SIM card from the device. 
 
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            Using a Torx T6 screwdriver, remove all six 1/8 inch screws (marked in red) from the back case. Set screws aside. 
 
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            Using a Torx T6 screwdriver, remove the lone 1/8 inch screw that holds the upper metal bracket onto the larger metal bracket. Set aside the screw and the bracket. 
 
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To reassemble your device, follow these instructions in reverse order.
One comment
Hi ! great tutorial ! do you know the reference name or number of the microphone that this blackberry uses ?
Thank you !
DearTom -