Serial Port 2 Status Setup (J3, J4, and J5)
J3
J4
J5
* default
Serial Port 3 Ring Status Setup (J6)
* default
*
RS-232
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
+5V
1
2
3
4
5
6
RS-422
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
+12V
1
2
3
4
5
6
Chapter 2 Installation
RS-485
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
Ring*
1
2
3
4
5
6
15