Dell Precision M90 - Manual (Page 21)

7. Remove the four M2.5 x 5-mm screws (two on each side) that connect the display to the computer base.
8. Lift the display assembly away from the computer.
Replacing the Display Assembly
1. Thread the Mini-Card antenna cables back through the hole in the base of the computer so that they are accessible from the bottom of the computer.
1 display cable pull-tab 2 M2.5 x 5-mm screws (4) 3 Mini-Card antenna
cables (2)
4 display cable connector on
system board
5 display cable in cable
channel
1 Mini-Card antenna cables
NOTE: When removing the display assembly, carefully unthread the Mini-Card antenna cables through the computer base and ensure that the plastic
protectors—if present—remain on the individual cables.