Using Sim Card Security - Blackberry 6720 User Manual

Customizing your handheld's options
Weekday Off: Configure the handheld to turn off automatically at a specific time
on weekdays.
Weekend On: Configure the handheld to turn on automatically at a specific time
on the weekend.
Weekend Off: Configure the handheld to turn off automatically at a specific time
on the weekend.
Note: Both Weekday and Weekend options have an Enabled/Disabled field. These
fields must be set to Enabled for the handheld to turn on and off automatically.

Using SIM card security

You can enable or disable SIM card security and change your SIM card's PIN code.
Warning: If an incorrect PIN code is typed three times, your SIM card no longer
functions. To use your handheld again, you must ask your service provider or network
operator for the personal unblock key (PUK) for your SIM card.
To enable SIM card security
1. On the Home screen, click the Options icon. The Options screen appears.
2. Click SIM Card. The SIM Card screen appears. Verify that Security Disabled
appears at the top of the screen.
3. Click the trackwheel to view the menu, and then click Enable Security. The
Enter PIN Code dialog box appears.
4. Type your PIN code, and then click the trackwheel.
A dialog box with the message Security Enabled appears briefly on the screen.
To disable SIM card security
1. On the Home screen, click the Options icon. The Options screen appears.
2. Click SIM Card. The SIM Card screen appears. Verify that Security Enabled
appears at the top of the screen.
222 BlackBerry Wireless Handheld