Tricks of nokia mobile phone
All models
To view the serial number of the phone: * # 06 #
the phone will display a 15 digit code is the IMEI (International Mobile Equipment Identity =) it is also written on the back of the phone (under battery)
Models: All
To display the firmware version: * # 0000 #
Will receive something like this:
v 04.57: Version 4.57 of the software
25-01-01: Created the software version
NSE-8 / 9: type of software
Models: All
Activate the HRC (Half Rate Reduction): * 4720 #
When activated, this mode reduces the sound quality and network reception but increases battery life (up to 30%).
Turn off HRC (Half Rate Compression): # # 4720
Models: All
Activate EFR (Enhanced Full Rate): * 3370 #
When activated, this method improves the network reception and sound quality but consumes more energy from the battery (between 5 and 10%).
Disable EFR (Enhanced Full Rate): 3370 # #
Models: All
Hidden menu * # 92702689 #
Models: All
Unlock PIN code:
** 05 * PUK code * new PIN * new PIN # This code will unlock a phone is blocked because of a wrong PIN. You should know the PUK. It is an 8-digit code given by your operator.
Models: All
Security Code (default): 12345
Models: 16xx, 21xx, 31xx, 51xx, 81xx
Temporary Unlock:
-1) With a chip unaccepted start the phone by pressing the button "Back" button for 3 seconds.
-2) The phone will display: "Pin Code?" : Press "C".
-3) Press "*" wait until the message disparraisse then reappear.
-4) Press * and 04 * to "PIN" * "PIN" * "PIN CODE #
-5) The phone will display "PIN CODE CHANGED" or "Accepted" and voila.
Note: This method does not work anymore from version 5.04
All models
To view the serial number of the phone: * # 06 #
the phone will display a 15 digit code is the IMEI (International Mobile Equipment Identity =) it is also written on the back of the phone (under battery)
Models: All
To display the firmware version: * # 0000 #
Will receive something like this:
v 04.57: Version 4.57 of the software
25-01-01: Created the software version
NSE-8 / 9: type of software
Models: All
Activate the HRC (Half Rate Reduction): * 4720 #
When activated, this mode reduces the sound quality and network reception but increases battery life (up to 30%).
Turn off HRC (Half Rate Compression): # # 4720
Models: All
Activate EFR (Enhanced Full Rate): * 3370 #
When activated, this method improves the network reception and sound quality but consumes more energy from the battery (between 5 and 10%).
Disable EFR (Enhanced Full Rate): 3370 # #
Models: All
Hidden menu * # 92702689 #
Models: All
Unlock PIN code:
** 05 * PUK code * new PIN * new PIN # This code will unlock a phone is blocked because of a wrong PIN. You should know the PUK. It is an 8-digit code given by your operator.
Models: All
Security Code (default): 12345
Models: 16xx, 21xx, 31xx, 51xx, 81xx
Temporary Unlock:
-1) With a chip unaccepted start the phone by pressing the button "Back" button for 3 seconds.
-2) The phone will display: "Pin Code?" : Press "C".
-3) Press "*" wait until the message disparraisse then reappear.
-4) Press * and 04 * to "PIN" * "PIN" * "PIN CODE #
-5) The phone will display "PIN CODE CHANGED" or "Accepted" and voila.
Note: This method does not work anymore from version 5.04
