Jetway Computer NC9I - Manual (Page 15)

10
(5) JP4 (3-pin): Inverter 5V/12V Select
JP4
JP4
1
1
3
3
1-2 closed:Inverter 12V selected; 2-3 closed:Inverter 5V select
(6) JP6 (6-pin): COM1 Pin9 function select
3-4 closed : +12V;
JP6
1-2 closed: RS232;
1
5-6 closed : +5V
1
1