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7. Gently slide the device into the bay from the front of the computer. 8. For the Vostro 420 and Vostro 220: a. Align the screw holes in the device with the screw hole and slot in the drive cage. b. Replace and tighten the two screws to secure the device in the drive cage. 9. For the Vostro 220s, push the release latch down to secure the optical drive and the 3.5-inch device in their respective drive cages. NOTE: Install the media card reader into the drive bay before you connect the USB interface cable to the back of the device. 10. Connect the USB interface cable to the back of the device. NOTICE: The connectors are "keyed" for correct insertion; that is, a notch or a missing pin on one connector fits with a tab or a filled-in hole on the other connector. Align the cable connectors correctly before inserting them to avoid damage to the connectors. 11. Ensure that the other end of the USB interface cable is connected to a USB connector on the system board (see System Board Components). 1 screws (2) 2 screw holes (2) 3 media card reader 4 USB interface cable 12. Replace the bezel (see Replacing the Bezel). 13. Follow the procedure in After Working on Your Computer. 14. See the documentation that came with the drive for instructions on installing any software required for drive operation. 15. Enter the system setup program (see System Setup Program for instructions) and update the drive settings. Optical Drive CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover. Removing an Optical Drive 1. Follow the procedures in Before Working on Your Computer. 2. Remove the computer cover (see Removing the Computer Cover). 3. Remove the bezel (see Replacing the Bezel). 4. Disconnect the power cable and data cable from the back of the drive. 1 screws (2) 2 screw holes (4) 3 optical drive 4 data cable 5 power cable 5. For the Vostro 420 and Vostro 220, remove the two screws securing the optical drive to the drive cage. 6. Slide the optical drive out through the front of the computer. 7. If you are installing a replacement drive, skip to step 5 in Replacing or Adding an Optical Drive. If you are removing this drive permanently and the drive bay is to remain empty, proceed to step 8. 8. Disconnect the data cable from the system board (see System Board Components), and remove the cable from the computer. 9. For the Vostro 420 and Vostro 220, use two screws to attach a 5.25-inch front-panel insert to the front of the empty bay. 1 screws (2) 2 5.25-inch front-panel insert NOTE: To comply with FCC regulations, install the 5.25-inch front-panel insert whenever an optical drive is permanently removed from the computer. 10. Replace the bezel (see Replacing the Bezel). 11. Follow the procedure in After Working on Your Computer. 12. Enter the system setup program (see System Setup Program for instructions) and update the drive settings. Replacing or Adding an Optical Drive 1. Follow the procedures in Before Working on Your Computer. 2. Remove the computer cover (see Removing the Computer Cover). 3. Remove the bezel (see Removing the Bezel). 4. If you are adding an optical drive in a bay that has not had a device previously installed in it, remove the break-away metal plate (front-panel insert) from the empty drive bay (see Removing a Drive Bay Break-Away Metal Plate). 5. Remove the optical drive from its packaging. 6. Gently slide the optical drive into the bay from the front of the computer. 7. For the Vostro 420 and Vostro 220: a. Align the screw slots in the optical drive with the screw slots on the drive cage. b. Replace and tighten the two screws securing the optical drive. 8. Connect the power cable and data cable to the back of the drive. NOTICE: The connectors are "keyed" for correct insertion; that is, a notch or a missing pin on one connector fits with a tab or a filled-in hole on the other connector. Align the cable connectors correctly before inserting them to avoid damage to the connectors. 9. Ensure that the other end of the data cable is connected to the SATA4, SATA5, or SATA6 connector on the system board (see System Board Components. 1 screws (2) 2 screw holes 3 optical drive 4 data cable 5 power cable 10. Replace the bezel (see Replacing the Bezel). 11. Follow the procedure in After Working on Your Computer. 12. See the documentation that came with the drive for instructions on installing any software required for drive operation. 13. Enter the system setup program (see System Setup Program for instructions) and update the drive settings. Removing a Drive Bay Break-Away Metal Plate Vostro 420 and Vostro 220 Vostro 420 1 3.5-inch bay break-away metal plate To remove the 3.5-inch bay break-away metal plate, insert ...