The doors are attached to the main housing by screwless hinges.
Follow these steps to remove a door.
1.
Unlock the door with the key (when necessary).
2.
Open it to more than 45 angle.
3.
Lift it up for about an inch, then move it away from the housing.
Figures 3-7 to 3-10 show how to remove the housing doors and upper
front panel cover.
Figure 3-7
Removing the Right Panel Door
Follow the same steps to remove the left panel door.
3-8
AcerAltos 19000Pro4 System Guide