W-LAN, GPS and Bluetooth Test Codes:

*#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#*   -  W-LAN test (Use “Menu” button to start various tests).

*#*#232338#*#*    -  Shows WiFi MAC address.

*#*#1472365#*#*    -  GPS test.

*#*#1575#*#*    -  Another GPS test.

*#*#232331#*#*   -  Bluetooth test.

*#*#232337#*#    -  Shows Bluetooth device address.

Codes to launch various Factory Tests:

*#*#0842#*#*   - Device test (Vibration test and BackLight test).

*#*#0588#*#*    - Proximity sensor test.

*#*#0*#*#*    -  LCD test.

*#*#2664#*#*   -  Touch screen test.

*#*#2663#*#*    -  Touch screen version.

*#*#0283#*#*   -  Packet Loopback.

*#*#0673#*#* OR *#*#0289#*#*    -  Melody test.

*#*#3264#*#*    -  RAM version.

read more →