Wireless modem setup[ 24 ]91XRTT/3G PACKET DATAYou may consider using 1XRTT/3G packet data when:• you have large amounts of data to transfer and time/speed is a factor• you are traveling and want to surf the Web or check e-mail wirelessly. Because your service provider is your Internet accesspoint, you don’t have to search for your regular ISP’s local dial-up numberQNC OR 2G PACKET DATAYou may consider using QNC data or 2G packet data when you are traveling and want to surf the Web or check e-mail wirelessly.Because your service provider is your Internet access point, you don’t have to search for your regular ISP’s local dial-up number.CIRCUIT SWITCHED DATAYou may need to use CSD data when:• you send a fax to a machine connected to a traditional phone line• you do not have VPN access to your corporate LAN, Intranet, or e-mail system• your ISP does not allow access to their services from outside your ISP’s domain• OBSERVE THE FOLLOWINGBefore making or receiving digital data or fax calls:• You must subscribe to digital data and fax services with your service provider.• Your phone must be powered up, and you must be in a digital network. Do not switch the phone on when wireless phone useis prohibited or when it may cause interference or danger.• The DKU-5 Data Cable must be working properly.• You must establish a connection between your PC.• You must already have installed your phone as a modem.• Your data software must be running and configured to recognize your Nokia phone as the active modem.• UNDERSTAND MODEM SOFTWAREDuring the modem installation process, Windows looks for software specific to the new device being installed. The modem software(similar to a device driver) for your phone must be downloaded from the PC software downloads section of:http://www.nokia.com/usSince the Add New Hardware Wizard for all Windows operating systems searches the A:\ drive for software or device drivers first,Nokia recommends that you download this file and save it to a floppy diskette.Note: If you choose to save the file to your hard drive, please make note of the path to the file as this information is requiredto complete the installation successfully. Depending on your operating system, locating this file on your hard drive may addadditional steps to the installation process.The Nokia Web site contains the modem software for your phone:nmpCDMA1xRTT.infChoose the correct type of digital dataWhen installing this software, you are prompted for the type of digital data services you want to use (as well as the COM portassociated with the DKU-5 Data Cable):• Nokia CDMA 1XRTT 2G Packet Data Modem - used for 2G packet data (see your service provider for more information andavailability of 2G packet data)• Nokia CDMA 1XRTT 3G Packet Data Modem - used for 1XRTT packet data (see your service provider for more informationand availability of 3G packet data)• Nokia CDMA 1XRTT Data Fax Modem - used for CSD and QNC digital data and fax calls (see your service provider for moreinformation and availability of CSD and QNC data services)