19Primary IDE ConnectorPin 1Pin 1Secondary IDE Connector• Two hard disks can be connected to each connector. The first HDD is referred to as the“Master” and the second HDD is referred to as the “Slave”.• For performance issues, we strongly suggest you don’t install a CD-ROM or DVD-ROMdrive on the same IDE channel as a hard disk. Otherwise, the system performance on thischannel may drop.2-6-2 Headers(1) COM2 Headers (10-pin) : COM2This board has another serial port COM2, it come with cable providing serialport COM2.COM2Pin 1Note: Orient the read marking on theCOM2 ribbon cable to pin 1(2) USB Port Headers (10-pin) : USB2These headers are used for connecting the additional USB port plug. By attaching anoption USB cable, your can be provided with two additional USB plugs affixed to theback panel.USB Port HeadersUSB2Pin 1VCCNC-DATAGND+DATAVCCNC-DATAGND+DATA
