Security Keyguard; Functions Without A Sim Card - Nokia 2720 User Manual

Note: Avoid touching this connector as it is
intended for use by authorized service
personnel only.
■ Keypad lock (keyguard)
Select Menu or Unlock, and press * within
1.5 seconds to lock or unlock the keypad.
To activate the automatic keyguard, select Menu > Settings > Phone > Automatic
keyguard.
To answer a call when the keyguard is activated, press the call key, or open the
device. When you end or reject the call, the keypad automatically locks.
When the device or keypad is locked, calls may be possible to the official
emergency number programmed into your device.

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 > Security keyguard.
When the security keyguard is activated, enter the security code if requested.
For more information, see Security keyguard, in "Phone settings" p. 40.

■ Functions without a SIM card

Several functions of your device may be used without inserting a SIM card (for
example, data transfer with a compatible PC or another compatible device).
Without a SIM card, some functions appear dimmed in the menus and cannot be
used.
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