Samsung Secret Codes
Software version: *#9999#
IMEI number: *#06#
Serial number: *#0001#
Battery status- Memory capacity : *#9998*246#
Debug screen: *#9998*324# - *#8999*324#
LCD kontrast: *#9998*523#
Vibration test: *#9998*842# - *#8999*842#
Alarm beeper - Ringtone test : *#9998*289# - *#8999*289#
Smiley: *#9125#
Software version: *#0837#
Display contrast: *#0523# - *#8999*523#
Battery info: *#0228# or *#8999*228#
Display storage capacity: *#8999*636#
Display SIM card information: *#8999*778#
Show date and alarm clock: *#8999*782#
The display during [...]