Try installing without the CD - you shouldn't need it.
Firstly, on the modem, make sure that the power, sync and ready lights are lit and steady - if they aren't whatever you do it's going to fall over and that will need a call to tech services.
Power off the modem, and the lappy. connect ethernet between modem and lappy. Power modem, let settle, power lappy.
At your internet browser type
https://autoreg.autoregister.net
From now on you should be able to follow the prompts for the new customer using the serial number, customer name, and PIN details you were sent.
Once that is done you'll be able to setup things like Outlook Express and such like, entering the details specific for you.