Some info in case u have a NOKIA Mobile...

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 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.
*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 v ersion 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)

8 #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
To read more such exciting codes,click here

Home