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14
PRECAUTIONS
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The unit is designed for working at a 12V (DC), negative ground battery power supply.
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Do not disassemble or alter the unit. Violation of this principle may cause damage to the
unit and invalidate your warranty.
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Be careful not to run down the car battery while using the unit with the engine turned
off.
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Never clean the surface of the screen with chemical solvent or corrosive detergent that
may cause permanent damage to the TFT-LCD screen.
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Please note that the normal working temperature of the unit is between -20°C to 70°C.
If the internal temperature of the vehicle is extremely high, a short cooling down period
is necessary before operating the unit.
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If the inside of the car is very cold and the monitor is used soon after switching on the
heater, moisture may form inside the unit. Turn off the unit immediately! Failure to do so
may cause the internal components to short. Allow the unit to rest for about one hour to
allow the condensation to disappear before continue operation.
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In extremely cold temperatures, the movement of the picture may be slow and the
picture may be dark. It is not a malfunction. The unit will work normally once it reaches
its operating temperature.
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Small black and shiny dots inside the liquid crystal panel are normal for liquid crystal
panel and for liquid crystal product.
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Do not drop or hit the LCD panel with a hard object, as it may cause permanent damage
to the LCD panel. If you come into contact with the fluid, flush and clean affected areas
with plenty of water and seek medical attention immediately.
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Kindly refer to authorized dealers if you have any questions.
ZEM-W702UIR Manual D+E.indd 14
06.10.2005 17:29:26 Uhr
Содержание ZEM-W702UIR
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