Android Mobile Secret Codes

IMEI number
*#06#

Enter the service menu on newer phones like Galaxy S III
*#0*#

Phone information, usage statics and battery
*#*#4636#*#*

Detailed camera information
*#*#34971539#*#*

Immediate backup of all media files
*#*#273282*255*663282*#*#*

Enable test mode for service
*#*#197328640#*#*

Wireless LAN tests
*#*#232339#*#*

Backlight/vibration test
*#*#08242#*#*

Test the touch screen
*#*#2664#*#*

FTA Software version(1234 in the same c ode will give PDA and firmware version)
*#*#1111#*#*