ADLINK PCI-C588/PCIe-C588/C584 - Manual (Page 35)

Installation
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1. Now, you can follow the configuration dialog boxes to install the
driver.
2. In the default condition, the TTY port is given name from “COM3”.
User can specify the start “COM” port number in installation
procedure.
3. We can install up to two same type serial communication cards in
one NT system.
4. When you need to install two same type serial communication cards
in one NT system, you must confirm to let one card’s jumper JP1 is
ON while the other card’s jumper JP1 is OFF.
5. The card with jumper ON will have low COM port number. The card
with jumper OFF will have higher COM port number follow the card
with jumper ON.
6. If you install two same type serial communication cards with jumper
ON or OFF simultaneously, we can not confirm that both cards will
active properly.
7. If you install multiple cards in one NT system simultaneously,
please confirm that the COM port number assigned do not overlap
for different card. Or you may have improperly operation in your
system.
8. For easy to maintain NT system’s COM port number, we suggest
that you must set the jumper ON for the first card to be installed in
NT system.
9. After you install the driver, you need to reboot your PC, then you
can have more COM port available.
10. If you had installed our NT driver in your system before, you might
remove this driver firstly, then you can install our new version driver.
Or you might have some problem in your system.