Jetway Computer NF3A User Manual
Page 16
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11
(5) JP5 (4-pin): COM2 Header Pin9 Function Select
JP5→COM2
4-6 Closed:
RI= 12V.
6
4
2
3-4 Closed:
RI= 5V;
2-4 Closed:
RI=RS232;
3
1
5
1 3 5
2 4 6
1 3 5
2 4 6
(6) JP6 (4-pin): COM1 Header Pin9 Function Select
JP6→COM1
4-6 Closed:
RI= 12V.
6
4
2
3-4 Closed:
RI= 5V;
2-4 Closed:
RI=RS232;
3
1
5
1 3 5
2 4 6
1 3 5
2 4 6
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