*#06#:  IMEI Number:

*#*#3264#*#*: RAM Memory version:

*#*#1111#*#*: FTA SW version:

 *#*#2222#*#*: FTA HW version:

*#*#2663#*#*: Touchscreen version:

 *#7465625#: To View Phone Lock Status:

 **05**#: To Executes Emergency Dial Screen to unlock PUK Code:

*#*#8351#*#*: To Enables Voice Dialing Logging Mode:

*#*#8350#*#*: To Disables Voice Dialing Logging Mode:

*#*#7594#*#*: To Change behavior of Power button:

 *#*#0842#*#*: For test Vibration and Back-light of device:

 *#*#0588#*#*: For test Proximity/Distance Sensor:

 *#*#2663#*#*: For test Touchscreen:

*#*#0289#*#* or *#*#0673#*#*: Audio Test:

 *#*#197328640#*#*: For launching Service Mode:

##7764726: For Hidden Service Menu (Motorola Droid):

*#*#7262626#*#*: For Field Test:

 *2767*3855#: format the phone:

 *#*#8255#*#*: For start of GTalk Monitoring:

 *#*#4986*2650468#*#*: get PDA, Phone, H/W and RF Call Date:

 *#*#44336#*#*: To Displays Build Time and Change List number:

 *#*#0283#*#*: For Packet Loopback Test:

 *#*#0*#*#*: For LCD Display Test:

*#0*#: To Enter Service Menu (on New Phones):

*#9090#: For Diagnostic Configuration:

*#872564#: for USB Logging Control:

*#9900#: For System Dump Mode:

*#*#232331#*#*: For test of Bluetooth:

#*#232337#*#: For display Bluetooth Physic Address:

 *#*#1472365#*#*: For test secret GPS:

 *#*#1575#*#*: For test other GPS:

*#*#232339#*#* or *#*#528#*#* or *#*#526#*#*: For test WiFi/Wireless LAN of phone:

 *#*#232338#*#*: For display Wi-Fi MAC Address:

 *#*#7780#*#*:For Restore Factory Settings:

 *#*#273282*255*663282*#*#*:For creating Immediate backup of your multimedia files:

*#*#4636#*#*: display Phone Information:

*#*#34971539#*#*:Camera Information:

 *#12580*369#: Software & Hardware Information:

*#301279#: display HSDPA/HSUPA Control Menu.