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 messages memory space. Switch phone off and on again, (not tested). !
Disclaimer: Some of these Codes may not Work, it depends on phone model! Try these Codes at Your own Risk! I'll take no any responsibility due to damage, data lost or device malfunctioning. Complaints will not be entertained. !
(GMT+1)
|
|
|
Home
