Samsung D720 D730

*#1111# FTA SW Revision
*#2222# FTA HW Revision
*#3333# CP & AP Versions
*#1234# CP Full Version
*#5002*8376263# Dev version
*#4777*8665# GPRS Tool
*#232337# Bluetooth ID
*#9998*523# LCD constrast
*#9998*8378# Debug screen / Help
*#9999*0# Debug screen
*2767*2878# Reset custom
*2767*63342# Reset media
*2767*3855# Reset full area
*2767*5282# Reset Java area
*2767*927# Reset WAP
*#9998*377# Error log
*#9998*842# Vibrator test
*#9998*782# Real time clock
*#9998*289# Buzzer test
#*3888# Bluetooth test