Dell Latitude 7424 Rugged Extreme Service Manual

Removing the Display assembly

1. Follow the procedure in Before working inside your computer.
2. Remove the:
   1. Batteries
   2. Bottom chassis cover
   3. PCIe heatsink assembly
   4. Docking port assembly
   5. WLAN card
   6. WWAN card
   7. GPS module
   8. Heatsink assembly
   9. Hinge covers
3. Remove the two 'M2*3' screws [1] on the EDP bracket, and turn it up side down [2].
4. Pull and disconnect the EDP cable from the system board [3] and unroute the antennae cables [4].
   
5. Open the LCD lid.
   
6. CAUTION The following epoxy screw locations will require additional focus. These screws are difficult to remove and there may be damage during the removal process. To prevent damage to the screws and surrounding plastics, please use the correct screwdriver for each screw type.
   Loosen the four epoxy screws on hinges [1] and four screws behind the hinges to separate the LCD assembly from the computer [2].