Dell MC5WV Owner's Manual page 105

Steps
1. Remove the four screws (M2.5x3.5) that secure the display panel to the display back cover.
2. Lift and open the display panel to access the display cable.
3. Peel the conductive tape on the display cable connector.
4. Open the latch and disconnect the cable from the connector on the display panel.
5. Lift the display panel away from the display back cover.
Removing and installing Field Replaceable Units (FRUs) 105