TECH-INFO-FIRST

*#*#197328640#*#* – Enabling test mode for service activity

*#*#232339#*#* or *#*#526#*#* or *#*#528#*#* – 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# – Displays IMEI number

*#*#8351#*#* – Enables voice dialing logging mode

*#*#8350#*#* – Disables voice dialing logging mode

**05***# – Execute from Emergency dial screen to unlock PUK code