Jetway Computer NC9NDL - Manual (Page 16)

11
(7) JP8 (6-pin): COM2 Header RS232/485/422 Function Select
3-4 closed : RS485;
JP8
1
1-2 closed: RS232;
1 1
5-6 closed : RS422
(8) JP9 (3-pin): Mini PCI-E Power 3.3V/ 3VSB Function Select
2-3 closed：MINI PCI-E Power=3VSB
JP9
JP9
1-2 closed：MINI PCI-E Power= VCC 3.3V;
1 3
1 3