B&B Electronics Celeron M Universal Network Controller with PC/104 Extension UNO-2170 - Manual (Page 31)

Table A.3: UNO-2170 Connectors and Jumpers
Label Function
CN1 Phoenix power connector
CN2 Ethernet port 1
CN5 Ethernet port 2
CN3 COM1 RS-232 serial port
CN4 COM2 RS-232 serial port
CN14 COM3 RS-232/422/485 serial port
CN15 COM4 RS-232/422/485 serial port
CN6 USB connector
CN7 PS/2 keyboard and mouse connector
CN8 Primary IDE connector
CN9 Secondary IDE connector
CN16 PC/104 slot
CN12 Printer port
CN11 VGA DB15 display connector
CN13 PC card slot
JP4 COM3 RS-232/422/485 selection
JP5 COM4 RS-232/422/485 selection
JP6 Terminator resistor (120 ohm) for COM3/COM4 (RS-422/
485)
JP7 System grounding jumper
SW1 Reset button
SW3 COM3/COM4 RS-422 master/slave selection
SW4 Share IRQ/Independent IRQ selection /Speed selection
25 Appendix A