UTC-315 User Manual viiiTable 4.3: JP1:LCD POWER .................................................... 23Table 4.4: JP3:Clear CMOS...................................................... 23Table 4.5: JP4:AT/ATX POWER SEL ....................................... 24Table 4.6: CN17:COM1 Ring .................................................... 24Appendix A I/O Pin Assignments ......................... 25A.1 PIN Assignments .................................................................................... 26Table A.1: CN1: Backlight.......................................................... 26Table A.2: CN3: Internal USB.................................................... 26Table A.3: CN4: LVDS............................................................... 27Table A.4: CN6: SATA............................................................... 28Table A.5: CN7:SATA POWER ................................................. 28Table A.6: CN8: Internal USB.................................................... 29Table A.7: CN9:Touch ............................................................... 29Table A.8: CN13:DDR3L SODIMM............................................ 30Table A.9: MINIPCIE1:MINIPCIE .............................................. 31Table A.10:MSATA1: MSATA..................................................... 32Table A.11:CN16: COM2............................................................ 34Table A.12:CN18: COM1............................................................ 35Table A.13:CN21: Power switch ................................................. 35Table A.14:CN22:SPEAKER ...................................................... 36Table A.15:CN23: LAN1/LAN2 ................................................... 36Table A.16:CN24:External USB.................................................. 36Table A.17:CN25: External USB................................................. 37Table A.18:CN26: External USB................................................. 37Table A.19:CN27:Line-out .......................................................... 38Table A.20:CN28:MIC-IN............................................................ 38Table A.21:CN30:HDMI .............................................................. 39Table A.22:CN31: DC-IN ............................................................ 40Table A.23:SW2 BUTTON: Power button................................... 40