To sign the text, read all of the text first, and select Sign. The text may not fit within asingle screen. Therefore, make sure to scroll through and read all of the text beforesigning.Select the user certificate you want to use, and enter the signing PIN. The digitalsignature icon disappears, and the service may display a confirmation of your purchase.18. SIM servicesYour SIM card may provide additional services. You can access this menu only if it issupported by your SIM card. The name and contents of the menu depend on the availableservices.For availability and information on using SIM card services, contact your SIM card vendor.This may be the service provider or other vendor.To set the phone to show you the confirmation messages sent between your phone andthe network when you are using the SIM services, select Menu > Settings > Phone >Confirm SIM actions > Yes.Accessing these services may involve sending messages or making a phone call for whichyou may be charged.19. PC connectivitySend and receive e-mail, and access the internet when your device is connected to acompatible PC through a Bluetooth or a data cable connection. Use your device with avariety of PC connectivity and data communications applications.Nokia PC SuiteWith Nokia PC Suite you can synchronize contacts, calendar, notes, and to-do notesbetween your device and the compatible PC or a remote internet server (networkservice). You may find more information and PC Suite on the Nokia website. See "Nokiasupport," p. 12.Packet data, HSCSD, and CSDWith your phone, you can use the packet data, high-speed circuit switched data (HSCSD),and circuit switched data (CSD, GSM data) data services. For availability and subscriptionto data services, contact your service provider.The use of HSCSD services consumes the battery faster than normal voice or data calls.S I M s e r v i c e s© 2007 Nokia. All rights reserved.68