Modem User Manual
Introducing the USB 598 modem
Document 2131141. Rev 1.0 Feb.09 13
The USB modem
Themodemprovidesyourcomputerwithaconnectiontothe
CDMAwirelessnetwork.
ThemodemfitsintoaUSBslotavailableonmostnotebook
anddesktopcomputers.
EveryCDMAnetworkoperatesononeofthreeradio
frequencybands.Asadual‐bandproduct,themodem
operatesontwoofthesebands(see
page 40),providingawide
coveragearea.
The modem drivers and enabling
software
Themodemdriversandenablingsoftware(Watcher)monitor
andmanageyourwirelessconnections.
YourmodemusestheSierraWirelessTRU‐Installfeature—the
driversand softwareareinstalledwhenyouinsertthemodem
intoyourcomputer.
Thedevicedriversoftwareenablesthemodemtoworkwith
yourcomputer’soperatingsystem.
UsingtheWatcher
software,youcanmanagethemodemand
monitoryourconnections.
CDMA service provider account
CompaniesthatoperateCDMAnetworksandprovideaccess
tothesenetworksarecalledserviceproviders.Tousethe
modem,youmusthaveanaccountwithaCDMAservice
provider.
Note: You can use the Lock
Modem feature to prevent others
from using your account, should
your modem be stolen.
Eachserviceproviderhasitsownpricingoptions.Theremay
beflatrateaccounts,whichprovideyouamaximumnumber
ofminutesofnetworkusageforafixedmonthlyfee.There
maybeaccountsforwhichyouarechargedfornetworkusage
bytheminuteorbytheamountofdata
transmitted.
Youraccountmayincludeavarietyofotherservicessuchas
SMSmessagingorlocation‐basedservices.
Eachmodem hasbeenprovisionedatthefactoryforusewitha
particularserviceprovider.Thissetsthemodemtouse
particularradiochannelsandenablesservicesspecificforthat
provider.
Theprocessof
settingupyouraccountiscalledactivation.
Activationinvolvesactionbytheserviceproviderandconfigu‐
rationofthemodem.










