Motorola V3688

*#06# for checking the IMEI (International Mobile Equipment Identity)

Enhanced Full Rate Codec (EFR):

To Enable EFR press [][][] 119 [] 1 [] OK.
To Disable EFR press [][][] 119 [] 0 [] OK

NOTE: Nothing appears on Screen

Motorola 7760, 7860, 2260, 8160

Nam Programming:

Nam Set: Fcn,0000000000000, Rcl

Nam Set: 74663#, Fcn, Fcn

Test Mode: Fcn, 00**83786633, Sto

Motorola v60c, v120c etc Nam Programming:

Nam Set: 74663#, Menu, Menu, Spc

Nam Set: Menu, 073887, * (type quickly)

Test Mode: Menu, 073887*, Spc

Debug Mode: ##33284

Force the phone into DIGITAL ONLY mode:

1) ##33284 (Debug)

2) RIGHT Softkey (Next) Twice

3) Down arrow 10 times to “PrefMod”

4) RIGHT Softkey (Change) until you see “DigOnly”

5) LEFT softkey (Exit)

6) MENU then LEFT Softkey return to idle screen

7) ##33284 (The last 4 will not display if you have done it correctly)

Motorola t182, c210

Nam Programming:

Nam Set: ##1111 end

Nam Set: ##298645665 end

Short Nam: ##073887 sto

Motorola v710, v730, v740, ms150, etc Nam Programming:

Nam Set: 8378*# + press 3 times NATE (spc - 071082)

Test Mode: Menu, 073887*, Spc

Service Menu: #758353266#646#

Motorola StarTac 2004 Nam Programming:

Nam Set: 5759789*#, rec key (3)times (spc - 915037)

Motorola ms200, ms230, etc Nam Programming:

Nam Set: 5759789*# (spc - 915037)

Motorola v6060 Nam Programming:

Nam Set:147*369#456*0#

Motorola v60, c120, c331

1) Turn on the phone. Press MENU 0 7 3 8 8 7 *

2) The phone will require you to “Enter a Security Code”, press 000000, OK

3) Scroll down to “Test mode” choose SELECT. Scroll down to “Enable”
choose SELECT. Your phone is now in test mode.

4) Signal strength is the 3_rd number down on the left hand side of the screen.

5) To toggle between regular mode and test mode: Press MODE then
quickly press the BUTTON DIRECTLY TO THE LEFT OF MENU.

6) To turn off the test mode the phone must be in regular mode, then follow
the above sequence and scroll down to where it says “DISABLE” instead of “ENABLE” and choose select.

Universal Secret Codes Motorolla

Note:
[] : (pause) means the * key held in until box appears.

Code to lock keys : Press together *7

Select phone line - (use this to write things below the provider name):
[] [] [] 0 0 8 [] 1 []
Add phonebook to main menu:
[] [] [] 1 0 5 [] 1 []
Add messages to main menu:
[] [] [] 1 0 7 [] 1 []
Copy SIM memory (phonebook menu):
[] [] [] 1 0 8 [] 1 []
Eng Field options (main menu):
[] [] [] 1 1 3 [] 1 []
Slow (Frequency of search menu):
[] [] [] 1 0 1 [] 1 []
Medium (Frequency of search menu):
[] [] [] 1 0 2 [] 1 []
Fast (Frequency of search menu):
[] [] [] 1 0 3 [] 1 []
Enable EFR:
[] [] [] 1 1 9 [] 1 []
Function :
[] [] [] # # # [] 1 []
Change pin:
[] [] [] 0 0 4 [] 1 []
Unblocking using the "puk" number:
[] [] [] 0 0 5 [] 1 []

There are lots of similar codes exist. If you change the last number to 0 you can deactive that code. The 3 digit number at the middle are from 0 to 999. I put the most interesting codes. (EFR):Enhanced Full Rate Codec.

You can change GSM frequencies to 900/1800 by entering the enginnering model.
Following the below steps :
enter menu and press 048263* quickly, then you will enter the secret engineering menu
under "Opcode"
input 10*0*3 for GSM 900
10*0*4 for GSM 1800
10*0*5 for GSM 1900
10*0*6 for dual band GSM 900/1800
10*0*7 for dual band GSM 850/1900

To add extra message space 4 your Motorola C350 C450 C550 or C650, press menu button, press 048263* quickly, then on the popup menu enter 47 press ok.press 50 and ok.press 1 ok.press 64 ok.press 1 ok.press 186 and ok.You will receive an extra 50 msgs memory space.Switch phone off and back on.