Copyright © 2003 Nokia. All rights reserved.
28
To avoid unauthorised use of your phone:
• First, activate the keyguard code: Press Menu in standby mode and select 
Settings, Keyguard settings and Keyguard code. Key in the security code and 
press OK. Select On. 
Then, lock the keypad: Press Menu and then   quickly in standby mode.
• To unlock the keypad: Press Unlock in standby mode. Key in the security code 
and press OK.
When the keypad is locked:
• The indicator   is shown.
• To answer a call, press  , When you end or reject a call, the keypad will be 
automatically locked.
• The HDC-5 headset can be used normally.
Note: When Keyguard is on, calls may be possible to the emergency number 
programmed into your phone (e.g. 112 or other official emergency number). Key in 
the emergency number and press  . The number is displayed only after you 
have keyed in its last digit.
■ Writing text 
You can key in characters by pressing a letter key once for each character 
(predictive text input) or by pressing a letter key one or more times for each 
character (traditional text input).