security code FOR ALL MOBILE

NOKIA CODE :
    * To Restore Battery Setting *#7780

    * To Know Manufacture Date *#3283#   &  *#0000#

    * To Stop Sim clock *#746025625#

    * To Stop Operator Logo *#67705646#

    * To Reset Phone Timer *#73#

    * To Warranty *#92702689#

   


 SAMSUNG CODE :

    * To know software version *#9999#

    * To ReBoot Phone #*3849# & #*2562#

    * To On/OFF Phone Time #*2558#

    * To Unlock Phone #*7337#

    * To On/Off GSM facility #*4760#

    * To know about Memory & Data *#9998*246#

    * To know Phone’s Lock status *#7465625#

    * To Serial No. *#0001#

    * To Unlock Code No. *2767*637#

    * To See Free space *#8999*636#

    * Software Version  *#1111#


    * Firmware Version  *#1234#

    * Hardware Version  *#2222#

    * For Call List *#2255#


  LG CODE :

    * Go to Phone’s Test Mode 2945#-*#

    * For Secret Menu  2945*-#01*#

    * To know software version *8375#

    * IMEI No. *#06#

    * To Manage Sim card Lock (For LG7010&LG7020) dial     2945#*70001#

    * To Manage Sim Lock (For LG B1200) dial 1945#*5101#

    * To Manage Sim Lock (For LG B5200 & 510w) dial 2945#*5101#

    * To Manage Sim Lock (For LG 500 & 600) dial 2947#*

    * IMEI and SW (LG 510): *#07#
    * Software version (LG B1200): *8375#
    * Recount cheksum (LG B1200): *6861#
    * Factory test (B1200): #PWR 668
    * Simlock menu (LG 7020, 7010): 2945#*70001#