Nokia phones- useful tips

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 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 :S oftware 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

15 *#62# Allows you to check the number that
"Divert If Unrea chable(no service)" calls are diverted to

16 *#67# Allows you to check the number that
"On Busy Calls" are diverted to



17 *#67705646#R emoves operator logo on 3310 & 3330

18 *#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# Restorefa ctory settings

22 *#8110# Software version for the nokia 8110

23 *#92702689# (to rember *#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 Reply" diverting
to the phone number entered

27 **67*number# Turn on "On Busy" diverting to
the phone number entered

28 12345 This is the default security code
press and hold # Lets you switch between lines