User guide
12
NOTE
Because this product uses infrared rays, strong
infrared radiation from direct or reected sunlight
or from tungsten (halogen or incandescent) lighting
may cause operating error.
Conditions to Avoid
1. Avoid direct sunlight.
2. Avoid low color temperature light source, such as
tungsten, halogen, or incandescent lamp.
3. Avoid uneven or irregular surfaces. Place the
product on at surfaces.
4. Avoid a table or surface that is as transparent or
reective as glass or mirror.
5. Avoid placing any objects within the space between
the main unit and the laser projected keyboard
layout.
CAUTION
Although this equipment is classied as Class
2 laser product, for your safety, do not directly
expose your eyes to pattern projection beams or
infrared rays.