Visual Presenter Instruction Manual

5
BEFORE YOU USE
■ Use this product under the rated electrical conditions.
■ Do not leave this product under direct sunlight or by heaters, or this
product may be discolored, deformed, or damaged.
■ Do not place this product in any humid, dusty, windy or vibrating
location. Use this product in the following environmental conditions:
Temperature: 5°C~40°C (41°F~104°F)
Humidity: 30%~85% (No condensation)
■ Use a soft, dry cloth for cleaning. Do not use any volatile solvent, such
as thinner or benzine.
■ Do not directly point the camera lens into the sun, or the camera may be
damaged.
■ Caring for the batteries:
• If this product is not used for a long time, take out the batteries from
the wireless remote control.
• Do not use rechargeable Ni-Cd batteries.
• Do not use new and old batteries, or batteries of different types
together.
• Do not try to recharge or short-circuit the batteries.
■ Luminescent and Black Spots
There may be some pixels that do not operate properly due to the use of
CCD Area Image Sensors that are made-up of many pixels. You may
experience luminescent or black spots on the screen; however, this is a
phenomenon of CCD Area Image Sensors and is not malfunction.