Nokia Secret Codes

On the main screen type:

*#06# for checking the IMEI (International Mobile Equipment Identity).*#7780# reset to factory settings.
*#67705646# This will clear the LCD display(operator logo).
*#0000# To view software version.
*#2820# Bluetooth device address.
*#746025625# Sim clock allowed status.
#pw+1234567890+1# Shows if sim have restrictions.

*#92702689# - takes you to a secret menu where you may find some of the information below:
1. Displays Serial Number.
2. Displays the Month and Year of Manufacture
3. Displays (if there) the date where the phone was purchased (MMYY)
4. Displays the date of the last repair - if found (0000)
5. Shows life timer of phone (time passes since last start)

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Nokia Codes

I take no responsibility of these codes are working or not, or its effects on your cell fone but i have tried these codes on my cell fone. And i bet, nothing goes wrong, but even then of my words, be carefull!,

Nokia Codes

1. To check Phone’s IMEI# *#06#
2. To check Phone Type and Software Version *#0000# or *#9999# in some models
3. To Restore Factory Setting *#7780#
4. To stop Sim Clock( only in DCT3 models) *3370#
5. To Format User Area (Only In Nokia Symbian phones) *#7370#
6. To View Phone’s Life Timer *#92702689#
7. To check weather your SIM Card supports clock stopping
type- *#746025625# (*#SIM0CLOCK#)
8. Half Rate Mode (HFR):
*4720# to activate HFR. Decreases call quality but increases battery life by about 30%. #4270# to deactivate HFR.
9. Default Security Code: 12345
10. There are 4 different locks on your Nokia phone.

COUNTRY-LOCK
NETWORK-LOCK
PROVIDER-LOCK
SIMCARD-LOCK
The code to read out the sim-lock status of your phone is:

#PW+(MASTERCODE)+(Y)#
# = DOUBLE-CROSS
W = PRESS "*" THREE TIMES
P = PRESS "*" FOUR TIMES
+ = PRESS "*" TWO TIMES
MASTERCODE = 1234567890
Y = NUMBER 1 TO 4
The master code is a secret code. The code has 10 digits, To read out the sim-lock status you can enter every combination you want!

"Y" Shows the status of the network-lock. Here you can enter a number from "1" to "4". The "4" is for the sim-card lock.

SIM-LOCK CHECKS

#PW+1234567890+1# = GIVES PROVIDER-LOCK STATUS
#PW+1234567890+2# = GIVES NETWORK-LOCK STATUS
#PW+1234567890+3# = GIVES COUNTRY-LOCK STATUS
#PW+1234567890+4# = GIVES SIM-CARD-LOCK STATUS.

Samsung codes
You can try these in case you downloaded corrupted or incompatible Java midlets or other media, which are causing problems with the phone.

* *2767*JAVA# Java Reset and (Deletes all Java Midlets)
* *2767*MEDIA# Reset Media (Deletes All Sounds and Pics)
* *2767*WAP# Wap Reset
* *2767*CUST# Reset Custom EEPR0M
* *2767*FULL# Reset Full EEPR0M (Caution)
* For example : *2767*JAVA# would be keyed in as *2767*5282#