3Lift the hard disk drive out of the chassis, and then remove the hard disk drive cables.
For most drive cables, use a gentle rocking motion to free the connector.
For Serial ATA hard disk drive cables, press the latch (1) (select models only) in the center of each connector (2), and then pull the connector out of the drive connector.
Disconnecting the Serial ATA hard disk drive cables
Disconnecting the Parallel ATA hard disk drive cables