1. Loosen the screws slightly.

2. Install the frame assembly like this

3. Tighten the 4 screws on the back. Make sure the display is aligned with the frame. It is recommended to work on a flat surface.

4. Tighten the screws on the frame

5.Connect the cables. Assemble the hexagon standoffs.

6. If you are using HATs, install them as shown in this example.

7. Install the side plates. 
Mount the rubber feet.

8. Assemble the back plate.

9. Assemble the top plate.