Even wat copy-gepaste van een site met samsung codes;
*#06# - Displaying IMEI
*#9999# - Displaying firmware version
Displays firmware version.
*#9998# - Displaying configuration version
Displays phone configuration version. The versions differ in e.g. number of languages and number of known GSM network operators.
*#9997# - Selftest
Activates all segments of display and starts to ring. This function can be interrupted by pressing any key.
*#9993# - Engineering functions
Unblocks the Engineering functions. After entering this code, the new item - Engineering functions - will be added into menu. This item has two submenus: Revisions, where you can get the same information as by using codes 9999 and 9998 and Cell Info with information on cells. For more information, see Network monitoring. Item Engineering functions is available until switching off the phone.
*#9990# - Battery Monitor
Battery test. The meaning of the first line is not yet known, unfortunatelly.
C98 - remaining capacity of acumulator in percent
M1599955 - Counter of relative time remaining until discharge of battery in 10ths of second.
31 - temperature of accumulator
68 - voltage of accumulator [V*10]
TIMER - counter of charging/discharging time in seconds
It is quite difficult to finish the test, because monitor is permanently overlapping normal display contents. The easiest way is to switch off the phone. However you can press the CLR button for 1 second, enter *#9990# and press the CLR again.
*#9000# - SIM Lock
Makes the phone refuse every other card then the one presently active. You can enter the card exchange password. WARNING ! The asterisks are displayed while entering password and no verification is required. In case of mistyping the password you probably won't be able to deactivate this feature. Phone will block itself with message Phone is blocked after 10 wrong password entries. Reactivation is very difficult.
*#9001# - Group SIM Lock
This function has not been investigated yet and requires a special SIM card. WARNING ! The asterisks are displayed while entering password and no verification is required. In case of mistyping the password you probably won't be able to deactivate this feature. Phone will block itself with message Phone is blocked after 10 wrong password entries. Reactivation is very difficult.
*#9002# - Operator SIM Lock
This function has not been investigated yet and requires a special SIM card. WARNING ! The asterisks are displayed while entering password and no verification is required. In case of mistyping the password you probably won't be able to deactivate this feature. Phone will block itself with message Phone is blocked after 10 wrong password entries. Reactivation is very difficult.
*#9003# - Network SIM Lock
Makes the phone refuse SIM card of any other operators. The password is to be entered during activation, which is than required to disable this feature or while trying to use SIM card of another operator. Most phones sold at a discounted price may be protected by this password. WARNING ! Do not try to remove this protection, the phone will block itself with message Phone is blocked after 10 invalid entries. Reactivation is very difficult.
http://www.gsmtricks.com/samsung.htm --> voor network monitoring codes.