Dell ™ Latitude™ E6400 XFR Service ManualPage 5720. Replace the display assembly, LCD cable channel covers and bottom access panel (see Replacing the DisplayAssembly).21. Follow the procedures in After Working On Your Computer.22. At first power on, the AMT provisioning menu appears. See the instructions in the tech sheet that wasshipped with your replacement system board.23. Enter the system setup program to update the BIOS on the new system board with the computer Service Tag.For information on the system setup program, see the ™ Technology Guide on your computer or atsupport.dell.com.24. Run the SetXFR utility to allow the system board to operate as an E6400 XFR computer. See the instructionsin the tech sheet that was shipped with your replacement system board.27 Card Cage27.1 Removing the Card CageCAUTION: Before you begin any of the procedures in this section, follow the safetyinstructions that shipped with your computer.1. Follow the procedures in Before Working on Your Computer.2. Remove any PC-card or Express-card inserted.3. Remove the system board (see Removing the System Board).4. Slide the scribe under the cage then press outward to unhook the clips on both sides of the cage housing.NOTE: Do NOT remove the two screws on the upper back corners of the card cage. They areused for retaining the card cage to the card extender board.5. Detach the card extender board from the card socket by lifting the detached clips to clear the card socket andsliding the card cage from the card socket.27.2 Replacing the Card CageCAUTION: Before you begin any of the procedures in this section, follow the safety