Xycom 4115T User Manual page 22

4115T Light Duty Industrial PC
COM Port RI and Voltage Selection
JP7, JP9: Set pin 9 of COM1 as signal RI or voltage source
*The use of JP7 (2-3) or (1-2) will not make any difference when JP9 (2-3) is in use.
JP6, JP8: Set pin 9 of COM2 as signal RI or voltage source
*The use of JP6 (2-3) or (1-2) will not make any difference when JP8 (2-3) is in use.
JP13, JP15: Set pin 9 of COM3 as signal RI or voltage source
*The use of JP13 (2-3) or (1-2) will not make any difference when JP15 (2-3) is in use.
Chapter 3 – POS-478 CPU Control Board and BIOS Setup
JP9
2-3 COM1 RI PIN Use RI
1-2 COM1 RI PIN Use Voltage
JP7
2-3 COM1 RI PIN Use Voltage +12V
1-2 COM1 RI PIN Use Voltage +5V
JP8
2-3 COM2 RI PIN Use RI
COM2 RI PIN Use Voltage
1-2
JP6
2-3 COM2 RI PIN Use Voltage +12V
1-2 COM2 RI PIN Use Voltage +5V
JP15
2-3
1-2
JP13
2-3 COM3 RI PIN Use Voltage +12V
1-2
18
Description
Description
Description
Description
Description
COM3 RI PIN Use RI
COM3 RI PIN Use Voltage
Description
COM3 RI PIN Use Voltage +5V
143926(A)