Apollo 150 - Manual (Page 5)

10. The openings on the computer enclosure are for the
cabin ventilation to prevent the computer from
overheating. DO NOT COVER THE OPENINGS.
11. The brightness of the flat panel display will decrease
with use. However, hours of use will vary depending on
the application environment.
12. If the computer is equipped with a touch panel, avoid
using sharp objects to operate the touch panel.
Scratches on the touch panel may cause
mal-calibration or non-function to the panel.
13. The LCD panel display is not subject to shock or
vibration. When assembling the computer, make sure
it is securely installed.