Dell Precision 5480 Service Manual page 42

Steps
1. Align the screw holes on the display hinges to the screw holes on the palm-rest and keyboard assembly.
2. Replace the six (M2.5x5) screws to secure the display assembly to the palm-rest and keyboard assembly.
3. Use a plastic scribe to tuck the display FPC into the gap between the system board and the bottom assembly until the white
line on the display connector lines up with the edge of the system board.
4. Place the interposer board and connect the display FPC to the system board.
5. Replace the two (T5, M1.4x4) Torx screws that secure the display FPC to the system board.
6. Replace the two (T5, M1.4x4) Torx screws that secure the display FPC holder to the system board.
Next steps
1. Install the base cover.
2. Follow the procedure in After working inside your computer.
42 Removing and installing components