*#7780# -> Restore Factory Default Setting
*#3283# -> Will show manufacture date
*#746025625# -> Will stop system clock
*#67705646# -> Delete operator logo
*#73# -> Reset phone timer and game score
*#0000# -> Display mobile firmware version.
*#06# -> Display IMEI
*#92702689# -> Display warranty settings.
*#7760# -> Display production serial number.
*#bta0# -> Display bluetooth mac addres.
*#9999# -> Display mobile firmware version.
*#2640# -> Display mobile security code.
*#7328748263373738# -> Security code will default with this code.
*#43# -> Display call waiting status.
*#2820# -> Show bluetooth information.
*#7370# -> Will formate mobile memory.
*#delset# -> Delete GPRS and Email settings.
Details are here --->
*#3283# -> Will show manufacture date
*#746025625# -> Will stop system clock
*#67705646# -> Delete operator logo
*#73# -> Reset phone timer and game score
*#0000# -> Display mobile firmware version.
*#06# -> Display IMEI
*#92702689# -> Display warranty settings.
*#7760# -> Display production serial number.
*#bta0# -> Display bluetooth mac addres.
*#9999# -> Display mobile firmware version.
*#2640# -> Display mobile security code.
*#7328748263373738# -> Security code will default with this code.
*#43# -> Display call waiting status.
*#2820# -> Show bluetooth information.
*#7370# -> Will formate mobile memory.
*#delset# -> Delete GPRS and Email settings.