Codes :
Press *#06# to view IMEI number
Press *#000000# to enter Service Menu
To view Secret Menu type 000000 then press *
Secret Menu Appears
TRACES – Channel indicator menus
ARRETS – I Dunno
VIDER ARRETS – Press OK and the phone responds: This action is executed!
CTRL CHARGE – It shows the charger voltage and battery voltage.
DAMIER – Display Test