Dell Optiplex-620 User Guide - Page 156
Connecting Drive Cables, Drive Interface Connectors
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Back to Contents Page Dell™ OptiPlex™ GX620 User's Guide Drives Drives Your computer supports: l One serial ATA drive l One FlexBay drive (floppy drive or Media Card Reader) l One CD or DVD drive 1 FlexBay for optional floppy drive or Media Card Reader 2 CD/DVD drive 3 hard drive General Installation Guidelines Connect CD/DVD drives to the connector labeled "IDE" on the system board. Serial ATA hard drives should be connected to the connectors labeled "SATA0" or "SATA2" on the system board. Connecting Drive Cables When you install a drive, you connect two cables-a DC power cable and a data cable-to the back of the drive and to the system board. Drive Interface Connectors Serial ATA Connector 1 interface cable connector 2 interface connector Most interface connectors are keyed for correct insertion; that is, a notch or a missing pin on one connector matches a tab or a filled-in hole on the other connector. Keyed connectors ensure that the pin-1 wire in the cable goes to the pin-1 end of the connector. The pin-1 end of a connector on a board or a card