User`s manual

INSTALLATIONS
10 MB860 User’s Manual
JP3: COM2 RS232 +5V / +12V Power Setting
Pin #
Signal Name JP3 Signal Name
Pin #
1 RI +12V 2
3 RI (Default) RI (Default) 4
5 RI +5V 6
COM2 Settings: Pin 1-2 short = +12V, Pin 5-6 short = +5V, Pin 3-4
Standard COM Port
JP4: COM3 RS232 +5V / +12V Power Setting
Pin #
Signal Name JP4 Signal Name
Pin #
1 RI +12V 2
3 RI (Default) RI (Default) 4
5 RI +5V 6
COM3 Settings: Pin 1-2 short = +12V, Pin 5-6 short = +5V, Pin 3-4
Standard COM Port
JP5: COM4 RS232 +5V / +12V Power Setting
Pin #
Signal Name JP5 Signal Name
Pin #
1 RI +12V 2
3 RI (Default) RI (Default) 4
5 RI +5V 6
COM4 Settings: Pin 1-2 short = +12V, Pin 6-5 short = +5V, Pin 3-4
Standard COM Port
JP6: USB Voltage Selection
JP6 Setting USB Voltage
Pin 1-2
Short/Closed
Vcc (default)
Pin 2-3
Short/Closed
5VSTBY