Customer Reset: "* 2767 * 2878 #".
WAP Reset: "* 2767 * 927 #"
Full Reset: "* 2767 * 3855 #"

Samsung
* 2767 * 3855 # - FULL E2P RESET
* 2767 * 2878 # - CUSTOM E2P RESET
# * 7337 # - UNLOCK
* 2767 * 688 # - UNLOCK
* # 0523 # - CONTRAST
* # 9998 * 523 # - CONTRAST
* # 8999 * 8378 # - Service Menu (X100)