Chapter 3 Hardware Configuration
BA-2501 SERIES USER MANUAL
Page: 3-12
3.4.3 COM3 and COM4 PIN9 DEFINITION SELECTION GUIDE
Jumper Name: JPCOM3 / JPCOM4
Description:
COM3 and COM4 RI & Voltage Selection
Selection
Jumper Setting
(Pin Closed)
Jumper Illustration
RI
1-2
(Default Setting)
5
6
1
2
JPCOM3/JPCOM4
12V
3-4
5
6
1
2
JPCOM3/JPCOM4
5V
5-6
5
6
1
2
JPCOM3/JPCOM4