BenQ TK951ST+ User Manual page 5

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- 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).
18. To avoid damaging the DLP chips, do not direct a high-power laser beam onto the projection lens.
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.
• Notice is given to supervise children and to
never allow them to stare into the projector
beam at any distance from the projector.
• Notice is given to use caution when using the
remote control for starting the projector while
in front of the projection lens.
• Notice is given to the user to avoid the use of
optical aids such as binoculars or telescopes
inside the beam.
Laser Caution
This product belongs to CLASS 1 laser product and
complies with IEC 60825-1:2014.
LASER RADIATION, DO NOT STARE INTO
BEAM, CLASS 1 LASER PRODUCT.
Above laser caution are located on the bottom of
this apparatus.
Caution – Use of controls or adjustments or
performance of procedures other than those
specified herein may result in hazardous radiation
exposure.
Important safety instructions
5

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