To view Software Version : *#9999#

*#92772689# for checking ISDN number.

• Serial No.
• Made
• Programming date
• Repaired
• Transfer user data ?
• Life Timer

*3001#12345# for field test mode and nam selection and some other stuff...

• NAM 1
• Home System ID
• Own Number
• Alpha Tag
• PSID/RSID lists
• Change Defaults

• NAM 2
• Home System ID
• Own Number
• Alpha Tag
• PSID/RSID lists
• Change Defaults

• Security
• Displays security code

• Emergency
• Emergency number 1
• Emergency number 2
• Emergency number 3

• SW Version
• Displays sw version

• Serial No.
• Displays ESN

• Programmed

• Field Test

*#639# to change NAM

Free SMS Tip

• Turn your phone off.
• Turn it on and enter your PIN
• enter *#746025625#
• 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.