ADLINK NuPRO-E340 - Manual (Page 49)

Driver Installation 35
NuPRO-E340
4.10 Fix for COM5/6 IRQ Reversed - Windows XP
There is an issue in Windows XP that results in the IRQs of COM5
and COM6 being reversed. To fix this problem, follow these steps:
1. Install all the Windows XP drivers as described above.
2. Open the Device Manager (R-click on My Computer >
Manage > Device Manager).
3. Click the + sign next to Ports (COM & LPT) to expand
the list of devices.
4. R-click Communications Port (COM6) and select Uninstall.
5. Click OK when asked to confirm device removal.
6. R-click Communications Port (COM5) and select Uninstall.
7. Click OK when asked to confirm device removal.