Chapter 2 Hardware Installation; Jumper Setting - JETWAY MI12-00V Series User Manual

2-1 Jumper Setting

(1) JMD1 (4-pin): COM1 Port Pin9 Function Select
(2) JMD2 (4-pin): COM2 Header Pin9 Function Select
Chapter 2
Hardware Installation
JMD1
JMD2
(2.54 pitch)
(2.54 pitch)
2 2
4 6
1 3 5 1
2-4 Closed: 3-4 Closed:
RING=RS232
9
6
4 2
4 6
3 5 1 3 5
4-6 Closed:
5V
12V.