Keypad Lock (Keyguard); Functions Without A Sim Card; Call Functions; Make A Voice Call - Nokia 3555 User Manual

To deactivate the flight mode, select any other profile.
Note: In the flight profile, you may need to unlock the device and change to the
calling profile before making a call.
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Keypad lock (keyguard)

Select Menu or Unlock (1), and press * (2) within
1.5 seconds to lock or unlock the keypad.
If the security keyguard is activated, enter the
security code if requested.
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.
For Security keyguard, see "Phone," p. 59.
When the keyguard is on, calls may be possible to the official
emergency number programmed into your phone.
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Functions without a SIM card

Several functions of your phone may be used without installing a SIM card
(for example, the data transfer with a compatible PC or another compatible
device). Some functions appear dimmed in the menus and cannot be used.
For an emergency call, some networks may require that a valid SIM card is properly
inserted in the phone.

3. Call functions

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Make a voice call

1. Enter the phone number, including the area code.
For international calls, press * twice for the international prefix (the + character
replaces the international access code), enter the country code, the area code
without the leading 0, if necessary, and the phone number.
2. To call the number, press the call key.
To increase the volume in a call, press the volume up key and to decrease press
the volume down key.
3. To end the call, or to cancel the call attempt, press the end key, or close the phone.
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