1, original password 12345

2. After reading the security code with the unlocking device, the Nokia series mobile phone cannot be unlocked due to an error in entering the mobile phone. because

There are too many input errors. You can enter it after half an hour.

Nokia can call in but not out: If there is "2" in the upper left corner of the display, please press and hold the # key for two seconds, and then press OK.

Admit it. If "2" is not displayed, press Function Keys +6+ 1+4+2, and then press OK.

Nokia Nokia can call in but not out: If there is a "2" in the upper left corner of the display, please press the # key for two seconds and then press OK. If "2" is not displayed, press Function Keys +6+ 1+4+2, and then press OK.

A quick solution to convert Nokia into a third language: 8250- press the function key +4+7+ 1+4.

32 10— Press the function key +4+2+ 1.

Q 1600— Press the function key+6+1+kloc-0/* 4720 # to activate HR mode, but the power consumption is 30% # 4720 # off (same as above) *3370# to activate EFR mode, but the power consumption is #3370# off (same as above

1 *#0000#: version of the first behavior software, release date of the second behavior software,

2 *3370# or *efr#: Turn on (efr) full rate coding.

3 #3370# or #efr#: Turn off full rate coding.

4 *4720# or *hra0#: Turn on (HR) half-rate coding.

5 #4720# or #hra0#: Turn off half-rate coding.

6 # p *+1234567890+1#: query whether the country code is locked.

7 #p*+ 1234567890+2#: query whether the network code is locked.

8 #p*+ 1234567890+3#: code for querying whether the network provider is locked.

9 #p*+ 1234567890+4#: Inquire whether to lock the SIM card. Example of special symbol input method:

+:Press the * key twice continuously;

P: press the * key three times in a row;

*: Press the * key four times in a row.

10 *#92702689#:

1。 Serial number: IMEI code China: 48,60,62,80,81,92,93.

France: 06, 07, 08, 20

United kingdom: 19 40 4 1 44

Finland: 10

Singapore: 18

South Korea: 30 people

United States: 67, 68

Germany: 20;

2。 Manufacturing: date of production

3。 Date of purchase: date of purchase; It is entered once by the user and cannot be changed.

4。 Repaired: date of repair)

5。 Transfer user data: changing the user date 1 1 and optimizing the instruction set can improve efficiency *

5 1 10: (long press *3 seconds) *100 # # 240 # 3210: (long press *3 seconds) *1600 # *8080##530# 3330: (long press *3 seconds) *3500##650# 83 10: (long press *3 seconds) *8870##4 10#

I hope I can help you! !