Factory Tests Android Secret Codes

Coding	Functioning
##0283##	Packet Loop-back test.
##0##*	LCD test.
##0673## ##0289##	Audio/Melody test.
##0842##	Vibration test and Back Light test Device test.
##2663##	Displays the Touch screen version.
##2664##	Touch-Screen test.
##0588##	Proximity sensor test.
##3264##	RAM version.
*#0782#	Real-time clock test.
*#0589#	Light sensor test.
*#7353#	Quick test menu.

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