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Table Of Contents
Compass Series HSPA USB Modem Installation Guide
10 2130961
GPRSandEDGEaresecondgeneration(2G)dataservices.
UMTSandHSDPA/HSUPAare3Gdataservices.
Whenestablishingaconnection,yourCompassUSBmodem
usesthefastestavailableservice.If,forexample,youareusing
aCompassUSBmodeminanareathathasEDGEservicebut
notUMTSorHSDPA/HSUPA
service,theCompassUSB
modemconnectsusingEDGEservice.
Oncetheconnectionisestablished,youhaveaccesstoall
Internetservices.
Your account and coverage area
Note: If you purchased the
Compass USB modem from a
GSM service provider, you may
already have an account and a
SIM card. Otherwise, your
retailer should be able to give
you the names of companies
that provide these items.
YoumusthaveanaccountwithaGSMserviceprovidertouse
theCompassUSBmodem.Tousethemodem’s3Gcapability,
youraccountmustbewithaserviceproviderthatoffers
HSDPA/HSUPAorUMTSservice.(TheCompassUSBmodem
isbackwardscompatiblewith2Gservice.)
Whenyouobtainyouraccount,
youaregivenaSubscriber
IdentityModule(SIM)cardcontainingaccountinformation.
Beforeyouuse theCompassUSBmodem,youmustinsertthe
SIMcardintoit.
Yourabilitytoobtainservicedependsonthesefactors:
Note: The fee for service is
usually higher when you are
roaming (connected to a network
other than the one belonging to
your service provider).
• Networkcoverage—Youmustbewithinthenetwork
coveragearea.
• Serviceprovider—Ifyouarewithinthecoverageareaofa
networkthatisnotoperatedbyyourownserviceprovider,
youcanobtainserviceonlyifthereisaroamingagreement
betweenyourserviceproviderandthenetworkoperator.
• Account
provisions—Youraccountmayrestrictyour
usagetocertainnetworksorlimittheamountoftimeyou
canusethenetwork.
• Frequencyband—Youcannotconnecttonetworks
operatinginbandsnotsupportedbyyourCompassUSB
modem,regardlessofroamingagreementsoraccount
provisions.
Mostserviceprovidershavecoveragemapson
theirwebsites.