1. Follow the procedures in Before You Begin.2. Remove the computer cover (see Removing the Computer Cover).3. If you are installing a new drive, unpack the drive and prepare it for installation.Check the documentation that accompanied the drive to verify that the drive is configured for your computer.4. If you are installing a new drive, remove the drive panel insert (see Removing the Drive-Panel Insert). Then, remove three shoulder screws from theinside of the drive-panel insert and attach the screws to the new drive.5. Slide the drive into the drive bay until the drive clicks into position.6. Connect the power cable to the drive and the CD/DVD cable to the drive and system board.7. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.8. Replace the computer cover (see Replacing the Computer Cover).9. Connect your computer and devices to their electrical outlets, and then turn them on.See the documentation that came with the drive for instructions on installing any software required for drive operation.10. Enter system setup (see Entering System Setup) and select the appropriate Drive option.11. Verify that your computer works correctly by running the Dell Diagnostics (see Dell Diagnostics).Battery1 CD/DVD drive 2 shoulder screws (3)1 CD/DVD cable 2 power cable 3 system boardNOTICE: To connect a network cable, first plug the cable in to the network wall jack and then plug it in to the computer.