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