Dell OptiPlex 740 User Manual page 153

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Drives
Drives
Your computer supports:
One SATA hard drive
l
One floppy drive or Media Card Reader
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One SATA optical drive
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1 FlexBay for floppy drive or Media Card Reader
General Installation Guidelines
1. Connect a SATA hard drive to the connector labeled "SATA0" on the system board (see
2. Connect the SATA optical drive to the connector labeled "SATA1" 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.
Drive Interface Connectors
Serial ATA Connector
1 interface cable connector
Interface connectors are keyed for correct insertion.
NOTICE: Inserting a cable incorrectly prevents the drive from operating and could damage the controller, the drive, or both.
Power Cable Connectors
2 optical drive 3 hard drive
2 interface connector
System Board Components).