Dell Dimension 5150__E510 - Manual (Page 36)

Check the documentation for the drive to verify that it is configured for your computer.
Removing a Hard Drive
1. Follow the procedures in " Before You Begin ."
2. Remove the computer cover.
NOTICE: Use the pull-tab to remove the data cable from your hard drive or from the system board.
3. Disconnect the power and data cables from the drive.
1 serial ATA data cable
2 power cable
4. Press the blue tabs on either side of the hard drive bracket toward each other and slide the drive up and out of the
computer.
1 hard drive
2 tabs (2)