Jp5 (4-pin): com2 header pin9 function select – Jetway Computer NF9N User Manual

Page 16

Advertising

background image

11

JP1 (4-pin): COM1 Port Pin9 Function Select

JP1→COM1 Port

4-6 Closed:

RI= +12V.

1

3

5

3-4 Closed:

RI= +5V;

2-4 Closed:

RI=RS232;

4

6

2

6

5

3
1

4
2

5
3
1

6
4
2

JP5 (4-pin): COM2 Header Pin9 Function Select

JP5→COM2 Header

4-6 Closed:

RI= +12V.

1

3

5

3-4 Closed:

RI= +5V;

2-4 Closed:

RI=RS232;

4

6

2

6

5

3
1

4
2

5
3
1

6
4
2

Advertising