*#06# Shows IMEI number
 
*#9999# Show software version
 
*#0001# Display RS232 serial communication parameter setup
 
*#8999*228# Display battery capacity and temperature / voltage
 
*#8999*523# Adjust display contrast
 
*#8999*636# Display storage capacity
 
*#8999*778# Display SIM card information
 
*#8999*324# The network checkout (engineering model)
 
*#8999*289# Ringtone test
 
*#8999*364# Display Watchdog state
 
*#8999*427# WATCHDOG signal route setup
 
*#8999*842# Vibrate test
 
*#8999*782# Show date and alarm clock
 
*#8999*246# Show the memory capacity
 
*#8999*786# The display during warning
 
*#8999*837# Samsung hardware version
 
*#8999*377# Software error LOG (wrong display of EEPROM)
 
*#8999*638# Show network information
 
*#8999*9266# Display received channel number and received intensity

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