2.5
、The surface of Smart e-Blackboard
Do not use hard or sharp objects to write or crash on the Smart e-
Blackboard; please correctly use chalk or liquid pen.
When cleaning the surface of the Smart e-Blackboard, please power
off first and disconnect the power cord.
After using, please use the specific eraser to clean the Smart e-
Blackboard, do not use other hard objects to clean.
Cooling area is located on top of the machine. Please do not spray
or pour liquid into the upper part, otherwise it may cause short circuit.
Do not intentionally damage all exposed interfaces of this product.
Otherwise, the Smart e-Blackboard may not work well.
For internal cleaning of Smart e-Blackboard, please contact our
customer service department.
2.6
、LCD Screen
Please do not keep the high brightness picture on the screen for a
long time.
2.7
、Temperature and humidity
Please do not place candles, mosquito coils, cigarettes, and any
heating devices around the product.
When the equipment is transferred from low temperature to high
temperature place, to fully emanate the internal condensation, please
wait for a period of time before power it on.
Please ensure that the equipment is running at a normal
temperature of 0-40 degrees Celsius.
Please do not expose the equipment to rain, wet, water leaking or
near water.
Please ensure that the operating environment is dry and ventilated,
the normal working humidity is 10-90%.
