Nokia 2300 - Manual (Page 21)

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21 Copyright © 2004 Nokia. All rights reserved.
You can also set the phone to automatically turn on the keylock after a certain
period of time. See
Phone settings on page 45 . When the keypad is locked, the
indicator is shown on the display.
Note: When the keypad is locked, calls may be possible to the emergency
number programmed into your phone (e.g. 112 or another official
emergency number). Key in the emergency number and press
( Call ).
The number is displayed only after you have keyed in its last digit.