- *#*#0283#*#* - Packet Loopback
- *#*#0*#*#* - LCD test
- *#*#0673#*#* OR *#*#0289#*#* - Melody test
- *#*#0842#*#* - Device test (Vibration test and Back Light test)
- *#*#2663#*#* - Touch screen version
- *#*#2664#*#* - Touch screen test
- *#*#0588#*#* - Proximity sensor test
- *#*#3264#*#* - RAM version
To launch various Factory Tests
