To view Software Version : *#9999#
*#92772689# for checking ISDN number.
1) Serial No.
2) Made
3) Programming date
4) Repaired
5) Transfer user data ?
6) Life Timer
*3001#12345# for field test mode and nam selection and some other stuff...
1) NAM 1
a. Home System ID
b. Own Number
c. Alpha Tag
d. PSID/RSID lists
e. Change Defaults
2) NAM 2
a. Home System ID
b. Own Number
c. Alpha Tag
d. PSID/RSID lists
e. Change Defaults
3) Security
a. Displays security code
4) Emergency
a. Emergency number 1
b. Emergency number 2
c. Emergency number 3
5) SW Version
a. Displays sw version
6) Serial No.
a. Displays ESN
7) Programmed
8) Field Test
*#639# to change NAM
Free SMS Tip
1. Turn your phone off.
2. Turn it on and enter your PIN
3. enter *#746025625# 4. now "SIM CLOCK STOP ALLOWED" will be displayed.
Now, you can send SMS for Free !.
If you turn your phone off and later on, you have to re-enter this code.