BenQ LK970 Installation Manual page 4

- Space that is poorly ventilated or confined. Allow at least 50 cm clearance from walls and free flow of air around the
projector.
- Locations where temperatures may become excessively high, such as the inside of a car with all windows rolled up.
- Locations where excessive humidity, dust, or cigarette smoke may contaminate optical components, shorten the
projector's life span and darken the image.
- Locations near fire alarms
- Locations with an ambient temperature above 40°C / 104°F
- Locations where the altitudes are higher than 3000 m (10000 feet).
Risk Group 2
1. According to the classification of
photobiological safety of light sources and
light source systems, this product is Risk
Group 2, IEC 62471-5:2015.
2. Possibly hazardous optical radiation emitted
from this product.
3. Do not stare at operating light source. May
be harmful to the eyes.
4. As with any bright source, do not stare into
the direct beam.
The projector's light source unit uses a laser.
Laser Caution
(For China and other regions) This product belongs
to CLASS 1 laser product and complies with IEC
60825-1:2014.
(For north America) This product belongs to
CLASS 3R laser product.and complies with IEC
60825-1:2007.
LASER RADIATION, DO NOT STARE INTO
BEAM, CLASS 3R LASER PRODUCT.
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(For other regions)
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