Keypad Lock (Keyguard); Functions Without A Sim Card - Nokia 7310 Supernova User Manual

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Emergency call in flight mode
Enter the emergency number, press the call key, and select Yes when Exit
flight profile? is displayed.
Warning: With the flight profile you cannot make or receive any
calls, including emergency calls, or use other features that require network
coverage. To make calls, you must first activate the phone function by
changing profiles. If the device has been locked, enter the lock code. If you
need to make an emergency call while the device is locked and in the flight
profile, you may be also able to enter an official emergency number
programmed in your device in the lock code field and select 'Call'. The device
will confirm that you are about to exit flight profile to start an emergency
call.

Keypad lock (keyguard)

To prevent accidental keypresses, select Menu, and press * within 3.5
seconds to lock the keypad.
To unlock the keypad, select Unlock, and press * within 1.5 seconds. If
Security keyguard is set to on, enter the security code if requested.
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. 39.
When the device or keypad is locked, calls may be possible to the official
emergency number programmed into your device.

Functions without a SIM card

Some functions of your phone may be used without installing a SIM card,
such as music player, radio, games, and data transfer with a compatible PC
or another compatible device. Some functions appear dimmed in the menus
and cannot be used.
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