ZAKKIR GSM
- *#*#4636#*#* - Phone Information
- *2767*3855# - Hard Reset
- *#*#7780#*#* - Factory Reset
- *#*#7594#*#* - Change End Call/Power Option
- *#*#197328640#*#* - Service Mode
- *#*#273283*255*663282*#*#* - File Copy Screen (Backup Media Files)
- *#*#526#*#* - WLAN Test
- *#*#232338#*#* - Shows WiFi MAC address
- *#*#1472365#*#* - GPS Test
- *#*#1575#*#* - Another GPS test
- *#*#232331#*#* - Bluetooth test
- *#*#232337#*# - Shows Bluetooth device address
- *#*#8255#*#* - GTalk Service Monitor
TEST MODE CODE:
- *#*#0283#*#* - Packet Loopback
- *#*#0*#*#* - LCD test
- *#*#0673#*#* - Melody test
- *#*#0842#*#* - Device test (Vibration test and BackLight test)
- *#*#2663#*#* - Touch screen version
- *#*#2664#*#* - Touch screen test
- *#*#0588#*#* - Proximity sensor test
- *#*#3264#*#* - RAM version
Samsung Galaxy Spica I570
Samsung Galaxy Mini S5570