Chapter 2 Hardware Installation; Jumper Setting - JETWAY MM91 Series User Manual

2-1 Jumper Setting

JPCOM1 (4-pin): COM1 Port Pin9 Function Select
JPCOM2 (4-pin): COM2 Port Pin9 Function Select
JPCOM3 (4-pin): COM3 Header Pin9 Function Select
Chapter 2
Hardware Installation
JPCOM1→COM1 Port
2
1
2-4 Closed:
RI=RS232
JPCOM2→COM2 Port
2
1
2-4 Closed:
RI=RS232
JPCOM3→COM3 Header
2
1
2-4 Closed:
RI=RS232
6
2 4 6
4 6
1 3 5
3
5
3-4 Closed:
RI= 5V
2 4 6
4 6
1 3 5
3
5
3-4 Closed:
RI= 5V
2 4 6
4 6
1 3 5
3
5
3-4 Closed:
RI= 5V
2 4 6
1 3 5
4-6 Closed:
RI= 12V
2 4 6
1 3 5
4-6 Closed:
RI= 12V
2 4 6
1 3 5
4-6 Closed:
RI= 12V