| *#*#4636#*#* | 
Display information about Phone, Battery and Usage statistics | 
| *#*#7780#*#* | 
Restting your phone to factory state-Only deletes application data and applications | 
| *2767*3855# | 
It's a complete wiping of your mobile also it reinstalls the phones firmware | 
| 
 | 
| *#*#34971539#*#* | 
Shows completes information about the camera | 
| *#*#7594#*#* | 
Changing the power button behavior-Enables direct poweroff once the code enabled | 
| *#*#273283*255*663282*#*#* | 
For a quick backup to all your media files | 
| *#*#197328640#*#* | 
Enabling test mode for service activity | 
| *#*#232339#*#* OR *#*#526#*#* | 
Wireless Lan Tests | 
| *#*#232338#*#* | 
Displays Wi-Fi Mac-address | 
| *#*#1472365#*#* | 
For a quick GPS test | 
| *#*#1575#*#* | 
A Different type GPS test | 
| *#*#0283#*#* | 
Packet Loopback test | 
| *#*#0*#*#* | 
LCD display test | 
| *#*#0673#*#* OR *#*#0289#*#* | 
Audio test | 
| *#*#0842#*#* | 
Vibration and Backlight test | 
| *#*#2663#*#* | 
Displays touch-screen version | 
| *#*#2664#*#* | 
Touch-Screen test | 
| *#*#0588#*#* | 
Proximity sensor test | 
| *#*#3264#*#* | 
Ram version | 
| *#*#232331#*#* | 
Bluetooth test | 
| *#*#7262626#*#* | 
Field test | 
| *#*#232337#*# | 
Displays bluetooth device address | 
| *#*#8255#*#* | 
For Google Talk service monitoring | 
| *#*#4986*2650468#*#* | 
PDA, Phone, Hardware, RF Call Date firmware info | 
| *#*#1234#*#* | 
PDA and Phone firmware info | 
| *#*#1111#*#* | 
FTA Software version | 
| *#*#2222#*#* | 
FTA Hardware verion | 
| *#*#44336#*#* | 
Displays Build time and change list number | 
| *#06# | 
Displsys IMEI number | 
| *#*#8351#*#* | 
Enables voice dialing logging mode | 
| *#*#8350#*#* | 
Disables voice dialing logging mode | 
| ##778 (+call) | 
Brings up Epst menu |