Quote of user: bigevil600

Sumsung

SGH-600 and SGH-2100

Samsung SGH-600 / SGH-2100

Secret Codes

*#06# -> Show IMEI
*#9999# -> Show Software Version
*#0837# -> Show Software Version (instructions)
*#0001# -> Show Serial Parameters
*#9125# -> Activates the smiley when charging.
*#9998*228# -> Battery status (capacity, voltage, temperature)
*#9998*246# -> Program status
*#9998*289# -> Change Alarm Buzzer Frequency
*#9998*324# -> Debug screens
*#9998*364# -> Watchdog
*#9998*377# -> EEPROM Error Stack - Use side keys to select values. Cancel and ok.
*#9998*427# -> Trace Watchdog
*#9998*523# -> Change LCD contrast - Only with version G60RL01W
*#9998*544# -> Jig detect
*#9998*636# -> Memory status
*#9998*746# -> SIM File Size
*#9998*778# -> SIM Service Table
*#9998*785# -> RTK (Run Time Kernel) errors - if ok then phn is reset,
info is put in memory error.
*#9998*786# -> Run, Last UP, Last DOWN
*#9998*837# -> Software Version
*#9998*842# -> Test Vibrator - Flash the screenligth during 10 seconds
and vibration activated.
*#9998*862# -> Vocoder Reg - Normal, Earphone or carkit can be selected
*#9998*872# -> Diag
*#9998*947# -> Reset On Fatal Error
*#9998*999# -> Last/Chk
*#9998*9266# -> Yann debug screen (=Debug Screens?)
*#9998*9999# -> Software version

If the up Codes doesn't work, you should change *#9998* to *#0.
i.e. *#9998*523# change to *#0523#. Another thing that will help
is to remove your simcard.

*0001*s*f*t# -> Changes serial parameters (s=?, f=0,1, t=0,1) (incomplete)
*0002*?# -> unknown
*0003*?# -> unknown

SP-unlock SGH-600 and SGH 2100

*2767*3855# -> Full EEPROM Reset ( THIS CODE REMOVES SP-LOCK!! )
But also changes IMEI to 447967-89-400044-0.

*2767*2878# -> Custom EEEPROM Reset

These codes has been tested with version FLD_2C6 G60SB03X of Samsung SGH-600