Dell Precision 390 - Manual (Page 70)

6. Set the drive aside in a secure location.
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
empty bay (see
About the Metal Shields Present in Some Drive Configurations ). Then, install a drive-panel insert (see Replacing a Drive-Panel Insert).
Installing an Optional Third Hard Drive (Tower Computer)
1. If you are installing a new drive, unpack the drive and prepare it for installation.
Check the documentation for the drive to verify that it is configured for your computer.
2. If you are installing a new drive, remove the drive panel (see Drive Panel ) and the drive-panel insert (see Drive-Panel Inserts ) from the upper 3.5-inch
drive bay. Use the screws provided with the new drive to install the drive into the drive bay.
3. If the FlexBay is not populated and metal shields are present in your computer (see About the Metal Shields Present in Some Drive Configurations ),
remove the vented metal insert:
a. Pull the vented metal insert forward until its surface is flush with that of the surrounding chassis.
b. Rotate the bottom of the metal insert up towards you, disengaging its lower screws from the surrounding metal.
c. Lift the metal insert from the computer, disengaging its top screws and metal tabs from the surrounding metal.
4. If you are installing a serial ATA drive:
a. Connect a power cable to the back of the hard drive and to the power supply.
b. Connect the serial ATA cable to the back of the hard drive and to the SATA2 connector on the system board.
5. If you are installing a SAS drive:
a. Connect the power cable to the SAS connector.
b. Connect the SAS connector to the back of the drive.
c. Connect the SAS cable to the SAS controller card.
Removing an Optional Fourth SATA Hard Drive (Tower Computer)
1. Remove the front panel. See Removing the Front Panel .
NOTICE: Do not attempt to install an SAS hard drive in the lower 3.5-inch drive bay. This drive bay will only support a floppy drive or a Media Card
Reader.
NOTE: Drive-panel inserts may contain screws on the inside. You can attach the screws to new drives that do not have any screws
1 power cable 2 serial ATA cable 3 SATA connector
4 optional third serial ATA/SAS hard drive
NOTE: A tower configuration is illustrated.