Tus neeg siv phau ntawv

5
Safety instruction
• If you need to clean the display with a damp wiping cloth, remove the plug
first. Wipe the screen with a dry cloth only after the power is turned off, but do not
use alcohol, solvents or liquid containing ammonia.
•
If you have followed the instructions in this manual, but the display still does
not work properly, please consult the maintenance technician.
•
Open rear cover only by qualified maintenance personnel.
• Keep the display out of direct sunlight and away from furnaces or other heat
sources.
•
Remove anything that could fall into a vent or prevent the display's
electronics from dissipating heat.
•
Do not touch the screen surface with hard or sharp objects.
•
Keep the display dry.
•
Please place the display in an environment with good ventilation and heat
dissipation. The best working temperature is 5-45℃.
•
To avoid electric shock and permanent damage to the product, do not place
the product in an excessively humid environment or in the rain.
• When installing the display, make sure that electrical plugs and sockets are
easy to use.
DNR Di spl ay