Screet Code for samsung*#*#4636#*#*
phone information
*2767*3855# hard reset*
*#*#7780#*#* factory reset**
*#*#7594#*#* change end call/power option
*#*#197328640#*#* service mode *#*#526#*#* wlan test
*#*#232338#*#* shows wifi mac address
*#*#1472365#*#* gps test
*#*#1575#*#* another gps test
*#*#232331#*#* bluetooth test
*#*#273283*255*663282*#*#* file copy screen (backup media files)
*#*#232337#*# shows bluetooth device address
*#*#8255#*#* gtalk service monitor
codes to launch various factory tests:
*#*#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
codes to get firmware version information:
*#*#4986*2650468#*#* pda, phone, h/w, rfcalldate
*#*#1234#*#* pda and phone
*#*#1111#*#* fta sw version
*#*#2222#*#* fta hw version
*#*#44336#*#* pda, phone, csc, build time, changelist number
Note :
1. Hard reset deletes all files & settings in internal memory, or the same as reformatting the firmware warning! If already hardreset push this directly, there is an option cancel guns.
2. Factory reset just delete account, system & aplikasi setting
