I got a Windows 7 64-bit computer with an "XP-mode"-Virtual PC. I installed a PCI parallel port card and all drivers. The card is correctly installed under Windows 7. In Virtual PC however the card does not show up. I have to use an old parallel port dongle in the VM.
I searched Google about the problem and found some pictures likes this:

However in my Virtual PC there is no LTP1. Any ideas?