FOR NOKIA USERS

Some info in case u have a Nokia...

1) Imagine ur cell battery is very low, u r expecting an important call and u don't have a charger. Nokia instrument comes with reserve battery. To activate,key is " *3370# " ur cell will restart with this reserve and ur instrument will show a 50% increase in battery.This reserve will get charged when u charge ur cell next time.
*3370# Activate Enhanced Full Rate Codec (EFR)-Your phone uses the best sound quality but talk time is reduced by approx. 5%
#3370# Deactivate Enhanced Full Rate Codec( EFR) *#4720# Activate Half Rate Codec - Your phone uses a lower quality sound but you should gain approx 30% more Talk Time
*#4720# Deactivate Half Rate Codec

2) *#0000# Displays your phones software version,
1st Line : Software Version, 2nd Line : Software Release Date, 3rd Line : Compression Type
3) *#9999# Phones software version if *#0000# does not work
4) *#06# For checking the International Mobile Equipment Identity (IMEI Number)
5) #pw+1234567890+1# Provider Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols)
6) #pw+1234567890+2# Network Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols)
7) #pw+1234567890+3# Country Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols) #pw+1234567890+4# SIM Card Lock Status.(use the "*" button to obtain the "p,w" and "+" symbols)
9) *#147# (vodafone) this lets you know who called you last *#1471# Last call (Only vodofone) 10) *#21# Allows you to check the number that "All Calls" are diverted To
11) *#2640# Displays security code in use
12) *#30# Lets you see the private number
13) *#43# Allows you to check the "Call Waiting" status of your phone.
14) *#61# Allows you to check the number that "On No Reply" calls are diverted to
15) *#62# Allows you to check the number that "Divert If unreachable(no service)" calls are diverted to
16) *#67# Allows you to check the number that "On Busy Calls" are diverted to
17) *#67705646# Removes operator logo on 3310 & 3330 1 *#73# Reset phone timers and game scores
19) *#746025625# Displays the SIM Clock status, if your phone supports this power saving feature "SIM Clock Stop Allowed", it means you will get the best standby time possible
20) *#7760# Manufactures code
21) *#7780# Restore factory settings
22) *#8110# Software version for the nokia 8110
23) *#92702689# (to remember *#WAR0ANTY#) Displays - 1.Serial Number, 2.Date Made 3.Purchase Date, 4.Date of last repair (0000 for no repairs), 5.Transfer User Data. To exit this mode -you need to switch your phone off then on again
24) *#94870345123456789# Deactivate the PWM-Mem
25) **21*number# Turn on "All Calls" diverting to the phone number entered 26) **61*number# Turn on "No Re! ply" diverting to the phone number entered
27) **67*number# Turn on "On Busy" diverting to the phone number entered 2 12345 This is the default security code , press and hold # Lets you switch between lines.