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P2-HubPac Upgrade Operation
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5. ClickNext.
6. IfaHardwareInstallationdialogappears,clickContinueAnywayto
continuethedriverinstallation.
7. ClickFinishtocompletethedriverinstallation.
Checking the COM port number
AfterconnectingtheUSB‐to‐RS485cabletothePCandinstallingthe
driver,thePCassignsaCOMporttoit.Thisportnumberis
indispensableforthefirmwareupgrade.Therefore,followtheprocedure
belowtoretrievetheportinformation.
1. ChooseStart>ControlPanel>System.TheSystemP
ropertiesdialog
appears.
2. ClicktheHardwaretab.