Nokia 5610 Cell Phone User Manual


 
Copyright © 2007 Nokia. All rights reserved. 11
General information
Enhancements
Warning: Use only batteries, chargers, and
enhancements approved by Nokia for use with
this particular model. The use of any other types
may invalidate any approval or warranty, and may
be dangerous.
For availability of approved enhancements, please check
with your dealer. When you disconnect the power cord of
any enhancement, grasp and pull the plug, not the cord.
Access codes
Select Menu > Settings > Security to set how your phone
uses the access codes and security settings.
The keypad lock (keyguard) only locks the keys.
You can lock the keys to prevent accidental keypresses.
1 To lock the keys, close the slide, and select Lock
within 3.5 seconds.
2 To unlock the keys, open the slide; or select Unlock
> OK within 1.5 seconds.
To answer a call when the keyguard is on, press the call
key. When you end or reject the call, the keys are
automatically locked.
You can also select Menu > Settings > Phone >
Automatic keyguard or Security keyguard > On or
Off. If the Security keyguard is set On, enter the
security code when requested.
The security code, supplied with the phone, helps to
protect your phone against unauthorised use. The
preset code is 12345.
The PIN code, supplied with the SIM card, helps to
protect the card against unauthorised use.
The PIN2 code, supplied with some SIM cards, is
required to access certain services.
PUK and PUK2 codes may be supplied with the SIM
card. If you enter the PIN or PIN2 code incorrectly three
times in succession, you will be asked for the PUK or
PUK2 code. If you do not have them, contact your local
service provider.
The barring password (4 digits) is required when using
the Call barring service to restrict incoming calls to
and outgoing calls from your phone (network service).
To view or change the security module settings, if
installed, select Menu > Settings > Security >
Security module sett..
Software updates
Important: Use only services that you trust and
that offer adequate security and protection
against harmful software.