Dell Inspiron 20 Owner's Manual page 17

5 Pivot the stand assembly upward and slide it away from the computer.
1 screws (4)
3 stand assembly
To remove either the stand base or stand riser from the stand assembly,
follow the steps below:
6 Lift the screw handle on the stand base.
7 Using the screw handle, loosen the captive thumbscrew that secures the
stand base to the stand riser.
2 back cover
17