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■ Keypad lock (keyguard)
Select Menu or Unlock, and press * within 1.5 seconds to lock
or unlock the keypad.
To set the automatic keyguard, select Menu > Settings >
Phone settings > Automatic keyguard.
To answer a call when the keyguard is on, press the call key or
open the phone. When you end or reject the call, the keypad
automatically locks.
Security keyguard
The security keyguard requires a 5-10 digit code to protect
against unauthorized use. To change the code and activate the
security keyguard, select Menu > Settings > Phone settings >
Security keyguard.
When the security keyguard is activated, enter the security code if requested.
For more information, see Security keyguard, in ”Phone settings” on page 54.
When the automatic or security keyguard is on, calls still may be possible to the
official emergency number programmed into your device.
Offline profile
Important: In the offline profile, you cannot make or receive any calls, or use other
features that require cellular network coverage. Calls may still be possible to the
official emergency number programed into your device. To make calls, you must
first activate the phone function by changing profiles. If the device has been locked,
enter the lock code.
To activate the Offline (also known as flight or airplane mode) profile, select Menu >
Settings > Set profile, and select Offline. When the Offline profile is active, the
connection to the cellular network is closed, but you can listen to music using the
music player. Remember to switch off your device when wireless phone use is
prohibited.
To switch to a different profile, select Settings > Set profile, and another profile. If
your phone continues to ask if you want to go offline, make sure the query is off,
select Menu > Settings > Phone settings > Offline mode query.
■
Functions without a SIM card
Several functions of your phone may be used without inserting a SIM card (for
example, data transfer with a compatible PC or another compatible device).