Ok great for the info, go to your control panel/system/device manager,(1) goto ports(COM & LPT) and tell me what is listed when you press the + and the list drops down,(2) goto the modem click the drop down + and look for Advanced Port Settings, open it up and tell me what COM# is listed,(3) goto your System Information, click on Hardware Resouces and go into Conflicts/Sharing, while in their goto the top where Edit it and click Select All the Copy (you cannot us the right mouse button to do select and copy in this forum), past info back on this thread, then go down to IRQs and Copy & Past that info to this thread and I will have a look at it.
Communications Port (COM 1)
ECP Printer Port (LPT 1)
Modem does not state a COM # says Conextant D480MDCV.9X modem
Sytem Info, hardware resources has no selection for conflict sharing
Thanks for your help.