samsung secret code

*#06# Show IMEI
*#9999# Show Software Version
*#0837# Show Software Version (instructions)
*#0001# Show Serial Parameters
*#9125# Activates the smiley when charging
*#0523# LCD Contrast
*2767*3855# FULL E2P RESET
*2767*2878# CUSTOM E2P RESET
#*7337# UNLOCK
*2767*688# UNLOCK
*#0523# CONTRAST
*#9998*523# CONTRAST


!!! Reset-Codes !!!

*2767*3855# FULL Reset
*2767*2878# CUST Reset
*2767*927# WAP Reset
*2767*667# MMS Reset
*2767*36245# Email Reset

SGH C100, C110
[*#32436837#] Service code

SGH X100, X600
*#8999*8378# Service Menu
#*7337# Unlock
*2767*2878# Custom E2P Reset:
"*2767*927#" WAP Reset
*2767*3855# Full E2P Reset:

SGH E700
*2767*688# remove USER CODE and SIMLOCK

SGH S500 Unlocking
*2767*MVT# (*2767*688#) E2P MVT Reset
*#SIMLOCK# (*#7465625#)

SGH A800
*#8999*8378# Service menu
*2767*637# Unlock

SGH V200 Unlocking:
Power on the phone without SIM card and type these codes:

*2767*63342# and press green button
*2767*3855# and press green button
*2767*2878# and press green button
*2767*927# and press green button
*2767*7822573738# press button

Phone will be unlocked, but all trims are reseted!
Mobile phone must be fully charged

SGH R210, T100, A300...
if code is in format *#9998*xxx#
try write in this *#0xxx#

SGH-600, SGH-2100

*2767*2878# Custom EEPROM Reset
*2767*3855# Full EEPROM Reset

(THIS CODE REMMOVES SP-LOCK!
but also changes IMEI to 447967-89-400044-0