EVGA 123-YW-E175-A1 User Manual - Page 21

nForce 750i SLI Motherboard Connecting Serial ATA Cables The Serial ATA II connector is used to connect the Serial ATA II device to the motherboard. These connectors support the thin Serial ATA II cables for primary storage devices. The current Serial ATA II interface allows up to 300MB/s data transfer rate. There are four serial ATA connectors on the motherboard that support RAID 0,RAID 1, RAID 5, RAID 0+1 and JBOD configurations. v Pin Assignments Connector SATA B1 SATA B0 SATA A0 (bottom) SATA A1 (top) Pin Signal 1 GND 2 TX+ 3 TX- 4 GND 5 RX+ 6 RX- 7 GND Connecting Floppy Disk Drive The motherboard supports a standard 360K, 720K, 1.2M, 1.44m, and a 2.88M floppy disk drive (FDD). v Pin Assignments Connector Pin Signal Pin Signal 1 GND 2 Drive Density Election 3 GND 4 NC 5 GND 6 DSI 7 GND 8 Index 9 GND 10 Motor Enable 0 11 GND 12 DSB 13 GND 14 Drive Select 0 15 GND 16 Motor Enable 1 17 GND 18 Direction 19 GND 20 Step 21 GND 22 Write Data 23 GND 24 Write Gate 25 GND 26 Track 0 27 GND 28 Write Protect 29 NC 30 Read Data 31 GND 32 Side 1 Select 33 NC 34 Diskette Change