i just got a dell inspiron 2650 with no serial port of course,,i am running windows xp,,i got a usb to serial adaptor by belkin for pda's and it dont work of course,,i have read on here that the keyspan high speed usa19w is working for some people,,,anyone with the same or similar system let me know wht is working for them ,,,please i do pronts everyday at work and got the laptop to help make the process quicker,,and now i cant even use the thing,,,please help me out,,thanks