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CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty. Removing the Active-Venting Assembly NOTE: Active-venting assembly is available only in Alienware Aurora ALX. Follow the instructions in “Before You Begin” on page 1. 6. Remove the left side-panel (see “Removing the Left Side-Panel“ on page 2. 11). Open the PCI shroud (see “Opening the PCI Shroud“ on page 3. 18). Remove the drive-bay shroud (see “Removing the Drive-Bay Shroud” on 4. page 19). Remove the screw that secures the right top-panel to the chassis.5. 1 1 screw Remove the top lighting-board (see “Removing the Top Lighting-Board” on 6. page 76). Remove the ten screws that secure the active-venting assembly to the 7. chassis. 1 1 screws (10) Place the chassis in an upright position.8. Remove the right top-panel.9. 1 1 right top-panel Remove the two screws that secure the top panel to the chassis.10. Lift the top panel away from the chassis.11. Remove the three screws that secure the active-venting assembly to the 12. chassis. Disconnect the cables that connect the active-venting assembly to the 13. connectors on the master I/O board. Lift the active-venting assembly away from the chassis.14. 2341 1 screws (3) 2 active-venting assembly 3 top panel 4 top-panel screws (2) Replacing the Active-Venting Assembly Follow the instructions in “Before You Begin” on page 1. 6. Place the active-venting assembly on the top of the chassis.2. Connect the active-venting assembly cables to the connectors on the 3. master I/O board. Replace the three screws that secure the active-venting assembly to the 4. chassis. Align the top panel with the slots in the chassis and replace the two screws 5. that secure the top panel to the chassis. Replace the right top-panel.6. Lay the chassis on its side.7. Replace the ten screws that secure the active-venting assembly to the top 8. of the chassis. Replace the top lighting-board (see “Replacing the Top Lighting-Board” on 9. page 76). Replace the screw that secures the right top-panel to the chassis.10. Replace the drive-bay shroud (see “Replacing the Drive-Bay Shroud” on 11. page 19). Close the PCI shroud (see “Closing the PCI Shroud“ on page 12. 18). Replace the left side-panel (see “Replacing the Left Side-Panel“ on page 13. 11). Connect your computer and devices to electrical outlets and then turn 14. them on. CHAPTER 18: FRONT BEZEL CHAPTER 18: FRONT BEZEL Front Bezel WARNING: 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 WARNING: Do not operate your computer with any cover(s) (including computer covers, bezels, filler brackets, front-panel inserts, etc.) removed. WARNING: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the side panel(s). CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty. Removing the Front Bezel Follow the instructions in “Before You Begin” on page 1. 6. Remove the left side-panel (see “Removing the Left Side-Panel“ on page 2. 11). Open the PCI shroud (see “Opening the PCI Shroud“ on page 3. 18). Remove the drive-bay shroud (see “Removing the Drive-Bay Shroud” on 4. page 19). Remove the right side-panel(s) (see “Removing the Right Side-Panel(s)” on 5. page 79). Remove the seven screws that secure the front bezel to the chassis.6. Disconnect the front bezel cables from the connectors on the master I/O 7. board. Note the cable routing before disconnecting the cables. 1 1 screws (7) Place the chassis in an upright position.8. Remove the three screws on the right side that secure the front bezel to the 9. chassis. Pull the front bezel away from the chassis.10. 21 1 front bezel 2 screws (3) Replacing the Front Bezel Follow the instructions in “Before You Begin” on page 1. 6. Align the front bezel with the front of the chassis.2. Replace the three screws on the right side that secure the front bezel to the 3. chassis. Lay the chassis on its side.4. Connect the front-bezel cables to the connectors on the master I/O board. 5. Replace the seven screws that secure the front bezel to the chassis.6. Replace the right side-panel(s) (see “Replacing the Right Side-Panel(s)” on 7. page 81). Replace the drive-bay shroud (see “Replacing the Drive-Bay Shroud” on 8. page 19). Close the PCI shroud (see “Closing the PCI Shroud“ on page 9. 18). Replace the left side-panel (see “Replacing the Left Side-Panel“ on page 10. 11). Connect your computer and devices to electrical outlets and then turn 11. them on. CHAPTER 16: BACK PANEL CHAPTER 19: BACK BEZEL Back Bezel WARNING: Before working inside your computer, read the safety information that shipped with you...