Samsung GT-N7105 Working Codes

Samsang Galaxy Note 2 LTE (N7105) Codes

These will not work on your shitebox American Version.

Totally stolen (and a few codes fixed up) from the Australian Whirlpool Forum

Useful test codes

*#0*#	LCD tests for dead pixels, touchscreen, sensors, etc
*#7353#	Quick test including Bluetooth and proximity sensor
*#0842#	Vibration test mode
*#0782#	Real time clock test
*#0283#	Audio loopback test

Useful data reads

*#06#	IMEI number
*#1234#	Firmware versions (PDA, CSC, Modem)
*#2222#	Hardware version
*#12580#	Combined SW and HW versions
*#232338#	WLAN/MAC address
*#0228#	Battery status via ADC reading
*#3282*727336*#	Data usage, with info re system space usage

***Use the following only if you know what you are doing as incompatible updates may brick your phone***

Updates and Editors

*#34971539#	Camera firmware
*#2663#	TSP/TSK touchscreen firmware updates
*#273283*255*3282*#	Data create menu ?increasing buffer size for SMS, call logs

Diagnostic/Service Modes

*#9090#	Diagnostic configuration
*#197328640#	Service mode for radio bands
*#9900# Dump detailed log info

And finally,
Resets (not tested) USE AT YOUR OWN RISKS AND ONLY IF YOU REALLY, REALLY WANT TO DO IT
*#7780#	Factory data reset
*#2767*3855#	Full factory reset