Dell Latitude 5420 Serviceanleitung Seite 62

Steps
1. Remove the two screws (M2x3) that secure the display cable bracket to the system board.
2. Lift the display cable bracket away from the system board.
3. Using the pull tab, gently disconnect the display cable from the connector on the system board.
CAUTION: The display cable, sensor board cable and IR camera cable are part of the same composite cable
structure. To avoid damaging the cables, and the cable connectors on the system board, do not apply tension
on any of these cables until all cables in the series have been disconnected.
4. Disconnect the IR camera cable from the connector on the system board.
5. Disconnect the sensor board cable from the connector on the system board.
6. Remove the display cable, sensor board cable and IR camera cable from the routing guide on the palm-rest and keyboard
assembly.
7. Remove the four screws (M2.5x3) that secure the display hinges to the system board.
8. Lift the palm-rest and keyboard assembly to pry open the display hinges.
9. Remove the palm-rest and keyboard assembly off the display assembly.
Installing the display assembly
Prerequisites
Wenn Sie eine Komponente austauschen, muss die vorhandene Komponente entfernt werden, bevor Sie das
Installationsverfahren durchführen.
About this task
The following image indicates the location of the display assembly and provides a visual representation of the installation
procedure.
62 Entfernen und Einbauen von Komponenten