Kode Rahasia Galmin GT - S5570

*#*#0283#*#* packet loopback

*#*#0*#*#* to test LCD

*#*#0673#*#* melody test

*#*#0842#*#* vibration test and backlight test

*#*#2664#*#* Test your touch screen

*#*#0588#*#* proximity sensor test

*#*#3264#*#* ram version

*#*#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

*#*#2663#*#* Check touch screen version <-- KATANYA BAHAYA