5. Press the release tabs on the plastic insert and press from behind to remove.Replacing Drive InsertsIf you are removing a drive, and need to replace the inserts:1. Place the plastic insert over the opening and press the insert tab down until the plastic insert snaps into place.2. Slide the metal bracket toward the front of the computer and click into place.3. Replace the computer cover (see Replacing the Computer Cover).Optical DriveRemoving an Optical Drive1. Follow the procedures in Working on Your Computer.2. Remove the computer cover (see Removing the Computer Cover).1 metal insert1 shoulder screws 2 plastic drive insertWARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety bestpractices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.WARNING: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.NOTE: If you will be operating your computer without an optical drive or a 3.5-inch device (floppy drive or media card reader) installed, the appropriatedrive bay insert must be installed in place of the drive. Contact Dell if you need a drive bay insert. See Removing Drive Inserts.