54Copyright © 2005 Nokia. All rights reserved.
• Security keyguard to set the phone to ask for the security code when you
unlock the keyguard. Enter the security code, and select On.
• Cell info display> On to receive information from the network about the
network cell used (network service).
• Welcome note > enter the note you would like to be shown briefly when the
phone is switched on. To save the note, select Save.
• Operator selection > Automatic, to have the phone automatically select one of
the cellular networks available in your area. With Manual, you can select a
network that has a roaming agreement with your home network operator
(network service).
• Confirm SIM service actions. See “SIM services,“ p. 77.
• Help text activation to set the phone to show or hide the help texts.
• Start-up tone to set the phone to play or not to play a start-up tone when the
phone is switched on.
Connectivity
GPRS (network service)
General Packet Radio Service (GPRS) is a network service that allows mobile
phones to be used for sending and receiving data over an Internet Protocol (IP)-
based network. GPRS is a data bearer that enables wireless access to data
networks such as the Internet.
The applications that may use GPRS are MMS, browsing, and Java application
downloading.