Jetway Computer NF9C - Manual (Page 16)

11
(7) JP12 (3-pin): INVERTER2 VCC 12V/5V Select
1-2 closed： Inverter2 VCC=12V (default) 2-3 closed ：Inverter2 VCC=5V
JP12 JP12
1
3
1
3
(8) JP14 (6-pin): COM1 Pin9 Function Select
3-4 closed : +12V
JP14
1
1-2 closed: RS232
1 1
5-6 closed : +5V