Brainboxes CC-313 Manual page 18

Software Configuration PCI Quad / Lynx 8 Port RS232
PCI Lynx 8 Port RS232:
PCI Quad RS232:
If you have no other serial port cards installed above COM
4, the PCI Quad RS232 will appear as COM5 -COM8 and the PCI
Lynx 8 Port RS232 will appear as COM5 - COM12. If you already
have more than 5 COM ports installed the Multiport card ports will
appear as the next highest available COM ports.
Chapter 3 Page 12