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AMD 790GX User's Manual
2.5 Connecting Peripheral Devices
2.5.1 Floppy and IDE Disk Drive Connectors
The FDD connector connects up to two floppy drives with a 34-wire, 2-connector floppy
cable.Connect the single end at the longer length of ribbon cable to the FDD on the board,
the two connectors on the other end to the floppy disk drives connector. Generally you need
only one floppy disk drive in your system.
2.5.2 Serial ATA Connectors
Each SATA connector serves as one single channel to connect one SATA device by SATA
cable.
2.5.3 PCI and PCI Express slots
Install PCI Express X16 graphics card into slot “PCIE1”.
Install PCI Express X1 card into slot “PCIE2”.
Install PCI Express X8 card into slot “PCIE3”.
Install PCI Express X4 card into slot “PCIE4”.
Install PCI card into slots “PCI1” or “PCI2” .
Each of the IDE port connects up to two IDE
drives at Ultra ATA 133/100/66/33 mode by
one 40-pin, 80-conductor,and 3-connector Ultra
ATA/66 ribbon cables.
Connect the single end (blue connector) at the
longer length of ribbon cable to the IDE port of
this board, the other two ends (gray and black
connector) at the shorter length of the ribbon
cable to the connectors of your hard drives.
Make sure to configure the “Master” and “Slave” relation
before connecting two drives by one single ribbon cable.
The red line on the ribbon cable must be aligned with
pin-1 on both the IDE port and the hard-drive connector.
The red line on the ribbon cable must be aligned with pin-1 on both the FDD port and the floppy connector.
• eSATA:
Connect to peripherial SATA devices.The
peripherial SATA devices must connect inside
SATA connectors. (Optional)
