9. If removed, reinstall the hard drives, server modules, and power supplies.10. Reconnect the enclosure to its electrical outlet and turn the enclosure on, including any attached peripherals.11. Turn on the server modules using the operating system commands or the CMC.12. If applicable, install the front bezel.Mounting EarsUse the following procedures when:• Replacing the top and bottom mounting ears• Replacing the LCD moduleNOTE: The LCD module is a part of the top mounting ear assembly. To replace the LCD module, you mustreplace the top mounting ear. The new top mounting ear has the replacement LCD module.Removing The Mounting EarsCAUTION: Exercise care while removing and installing the top mounting ear, to prevent damage to the LCD module.CAUTION: Many repairs may only be done by a certified service technician. You should only performtroubleshooting and simple repairs as authorized in your product documentation, or as directed by the online ortelephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by yourwarranty. Read and follow the safety instructions that came with the product.1. If installed, remove the front bezel.2. Turn off the server modules using the operating system commands or the CMC.3. Turn off the enclosure, including any attached peripherals, and disconnect the enclosure from the electrical outlet.4. To reduce the chassis weight, remove the following (if required):a) hard drivesb) server modulesc) power supplies5. Rotate the system feet inward and lay the system on its side on a flat stable surface, with the cover release latchside on top.6. Open the system.7. Remove the following:a) PCIe cage doorb) system top cover8. If applicable, remove the wheel assembly and power cable retention bracket.9. Remove the system base cover.10. To remove the top mounting ear:a) Remove the screw securing the LCD cable holder to the chassis and pull the holder out of the chassis.Note the routing of the LCD module cable as you remove the cable holder. You must route the cable properlywhen you replace the holder, to prevent it from being pinched or crimped.b) Remove the three screws securing the control panel to the chassis.c) Pressing the release tabs inward to release the control panel, slide the control panel out of the chassis by 5 cm.d) Disconnect the LCD module cable from the control panel.11. Remove the screws securing the mounting ears to the chassis, and remove the mounting ears from the chassis.91
