JETWAY JMTX-ADN1 Series, User Manual, Page: 17 / 58

12
JP9 (4-pin): COM4 Header Pin-9 Function Select
(2.0 pitch)
4-6 Closed:
RI= +12V.
3-4 Closed:
RI= +5V;
2-4 Closed:
RI=RS232;
6
4
2
3
1
5
1
3
5
2
4
6
1
3
5
2
4
6
JP7 (4-pin): COM5 Header Pin-9 Function Select
(2.0 pitch)
4-6 Closed:
RI= +12V.
3-4 Closed:
RI= +5V;
2-4 Closed:
RI=RS232;
6
4
2
3
1
5
1
3
5
2
4
6
1
3
5
2
4
6
JP9
COM4
JP7
COM5