4. Follow the procedures in Before You Begin.5. Remove the computer cover (see Removing the Computer Cover).6. Verify that the hard-drive bay is empty. If there is a hard drive bracket installed, remove it: press its tabs toward each other and pull it out of the bay.If there is a drive installed in the bay, remove it (see Removing a Hard Drive (Hard Drive Bays 1-4)).7. Slide the hard drive into the hard-drive bay until it clicks securely into place.8. Connect the power cable to the drive.9. Connect one end of the data cable to the hard drive.10. If you are using a SAS controller card, the other end of the data cable is attached to the SAS controller card.Otherwise, connect the data cable to a HDD connector on the system board.1 drive2 hard-drive bracketCAUTION: Your computer is heavy (it has an approximate minimum weight of 55 lbs) and can be difficult to maneuver. Seek assistance beforeattempting to lift, move, or tilt it; this computer requires a two-man lift. Always lift correctly to avoid injury; avoid bending over while lifting. Seeyour Product Information Guide for other important safety information.CAUTION: The computer stand should be installed at all times to ensure maximum system stability. Failure to install the stand could result in thecomputer tipping over, potentially resulting in bodily injury or damage to the computer.1 hard drive2 hard drive bayNOTICE: Ensure that you do not connect a SAS drive to a SATA connector on the system board. SAS and SATA hard-drive data connectors must beattached to the connectors labeled "HDD" on the system board.