Dell P121G Service Manual page 32

Steps
1. Lift the mylar that covers the display cable on the system board.
2. Open the latch and disconnect the display cable from the system board.
3. Remove the two screws (M2x2) that secure the left hinge to the palm-rest and keyboard assembly.
4. Remove the screw (M2x2) that secures the right hinge to the system board and the palm-rest and keyboard assembly.
5. Open the display assembly at an angle and slide the palm-rest and keyboard assembly from the display assembly.
6. After performing all the above steps, you are left with the display assembly.
32 Removing and installing components