Dell Precision 3540 Service Manual page 101

6 Remove the display bezel.
7 Remove the hinge caps.
8 Remove the display hinges.
Steps
1 Remove the four (M2x2) screws that secure the display panel to the display assembly [1] and lift to turn over the display panel to
access the display cable [2].
2 Peel the conductive tape [1] on the display cable connector.
3 Remove the adhesive strip that secures the display cable connector [2].
4 Lift the latch and disconnect the display cable from the connector on the display panel [3, 4] .
Disassembly and reassembly 101