Keypad lock
To lock the keypad to prevent accidental keypresses, select Menu, and press *
within 3.5 seconds.
To unlock the keypad, select Unlock, and press * within 1.5 seconds. If requested,
enter the lock code.
To answer a call when the keypad is locked, press the call key. When you end or
reject the call, the keypad locks automatically.
Further features are Automatic keyguard and Security keyguard.
See
"Phone", p. 34.
When the device or keypad is locked, calls may be possible to the official
emergency number programmed into your device.