2-12MS-6734 M-ATX MainboardIEEE1394 Port (Optional)The back panel provides one standard IEEE 1394 port. The standard IEEE1394 portconnects to IEEE1394 devices without external power. The IEEE1394 high-speedserial bus complements USB by providing enhanced PC connectivity for a wide rangeof devices, including consumer electronics audio/video (A/V) appliances, storageperipherals, other PCs, and portable devices.IEEE1394 PortSerial Port Connector: COM 1The mainboard offers one 9-pin male DIN connector as serial port COM 1. The port isa 16550A high speed communication port that sends/receives 16 bytes FIFOs. Youcan attach a serial mouse or other serial devices directly to the connector.PIN SIGNALDESCRIPTION1DCDData Carry Detect2SINSerial In or Receive Data3SOUTSerial Out or Transmit Data4DTRData Terminal Ready)5GNDGround6DSRData Set Ready7RTSRequest To Send8CTSClear To Send9RIRing IndicatePin Definition9-Pin Male DIN Connector1 2 3 4 56 7 8 9VGA ConnectorThe mainboard provides a DB 15-pin female connector to connect a VGA monitor.VGA Connector(DB 15-pin)151115PinSignal DescriptionPinSignal Description1RED2GREEN3BLUE4N/C5GND6GND7GND8GND9+5V10GND11N/C12SDA13Horizontal Sync14Vertical Sync15SCL
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