Secret Code Samsung Android

Hello Android Samsung users, this time I want to give some secret code that could bethe road right at the Samsung Android. From some of the code under which thiswould change the setting or settings.
So before, please first read the function code in the page. Here's the code TSB code:
* # * # 4636 # * # * phone information
* 2767 * 3855 # hard reset *
* # * # 7780 # * # factory reset * **
* # * # 7594 # * # * change end call / power option
* # * # 197328640 # * # * service mode
* # * # * 255 * 663 282 273 283 *#*#* screen file copy (backup media files)
* # * # 526 # * # * wlan test
* # * # 232338 # * # * shows the wifi mac address
* # * # 1472365 # * # * gps test
* # * # 1575 # * # * test another gps
* # * # 232331 # * # * bluetooth test
* # * # 232337 # * # shows the bluetooth device address
* # * # 8255 # * # * gtalk service monitor

Various codes to launch factory tests:
* # * # 0283 # * # * packet loopback
* # * # 0 *#*#* lcd test
* # * # 0673 # * # * melody test
* # * # 0842 # * # * device tests (vibration tests and backlight test)
* # * # 2663 # * # * touch screen version
* # * # 2664 # * # * touch screen test
* # * # 0588 # * # * proximity sensor test
* # * # 3264 # * # * ram version
codes to get the 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:
Hard reset delete all files & settings on the internal memory, or equal to reformat thefirmware warning! If already push it directly hardreset, guns have the option to cancel.
Factory reset just delete accounts, system & application settings

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NAMA ANDA - 02.20

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