Toshiba USB Port Replicator II - Manual (Page 16)

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l Before connecting the modem on the serial port of USB Port-Replicator, the modem
driver must be installed in advance, otherwise it might operate unexpectedly.
l Please refer to "Setting Up the HyperTerminal with USB to serial port" section
as an example of routing your COM port setting.
E4. Click “Next” to continue
(Ref Figure E-4)
E5. Click “Finish”, Windows
has finished installing Serial
port driver.
(Ref Figure E-5)