Press apply and yes to the warning window. Restart the computer. This will assign either COM 3 or COM 5 to the modem. Perform Steps 1 to 6, making sure that the box for 'Use automatic settings', is still unchecked. Change the Basic Configuration from 0001 back to 0000 or vice versa.
Press apply and yes to warning window.
Restart the computer. This will re-assign COM 2 to the modem. Click on the diagnostics tab and insure the Rockwell shows on COM 2 and not COM 5 at this point. Wait a bit for the information screen to appear. It should list some items in the white box which at this point is not important.