Dell Precision 390 User Manual

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5. Connect the serial ATA cable to the back of the drive and to the SATA3 connector on the system board.
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Removing an Optional Third Hard Drive (Desktop Computer)
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1. Remove the front panel. See Removing the Front Panel.
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2. Disconnect the power cable from the back of the hard drive and from the power supply.
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3. If you are removing a SATA drive, disconnect the serial ATA cable from the back of the hard drive and from the SATA connector on the system board.
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4. If you are removing a SAS drive:
a. Disconnect the power cable form the SAS connector.
b. Disconnect the SAS connector from the hard drive.
c. Disconnect the SAS connector from the SAS controller card.
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5. Slide the sliding-plate lever to the right to release the shoulder screw and slide the drive out of the lower 5.25-inch drive bay.
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6. Set the drive aside in a secure location.
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7. If you are removing a hard drive that has a metal shield, and are not going to install a replacement drive in the drive bay, reinstall the shield in the
1
power cable
2
power supply
3
serial ATA
cable
4
SATA2
connector
5
optional serial ATA hard drive in lower 5.25-inch
drive bay
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1
sliding-plate lever
2
optional third hard drive in lower 5.25-inch drive bay

Dell Precision 390 Specifications

General

Memory	Up to 8GB DDR2 SDRAM
Network	Integrated Gigabit Ethernet
Processor	Intel Core 2 Duo
Chipset	Intel 975X Express
Graphics	ATI FireGL
Storage	SATA 3.0Gb/s
Optical Drive	DVD-ROM, DVD+/-RW
Operating System	Microsoft Windows XP Professional, Red Hat Linux
Power Supply	375W
Expansion Slots	1 PCI Express x1 slot, 3 PCI slots
Ports	USB 2.0, serial, parallel