PHONE CODES

                                                                                         NOKIA
          

EMERGENCY BATTERY BACKUP(30% INCREASE):
                   

                      Imagine ur cell battery is very low, u r expecting an important call and u don't have a charger. Nokia instrument comes with a reserve battery. To activate, key is
"*3370#"

                      Ur cell will restart with this reserve and ur instrument will show a 50% incerase in battery. This reserve will get charged when u charge ur cell next time. sound quality but talk time is reduced by approx. 5% .

                                                                SAMSUNG

*#0228# or *#8999*228# : Battery Info

*#8999*778# : Display SIM Card Information

*#9998*246# : Battery Status- Memory Capacity

#*2562# : Restarts Phone

*7465625*28746# : Auto SIM Lock ON
#7465625*28746# : Auto SIM Lock OFF

*7465625*746*Code# : Enables SIM lock
#7465625*746*Code# : Disables SIM lock