If not included home electronics, do not rush to carry the unit into the workshop — first is to test the functionality of the remote control (RCU). This can be done following simple way.
You need to take a modern digital camera (with plastic lenses) or a mobile phone with photofunia: the matrix is sensitive to the infrared radiation emitted by the led panel. Just take a picture of it at the moment of pressing any button of the remote control: if it is working, the picture is clearly visible, infrared, impulse.
Recommend to read
ETERNAL MICROVENTILATION
The ventilation needs of many suburban buildings. Without it, mold in houses and sheds, get wet cellars and basements, and only use luftblasen, where there is no fan, to put it mildly,...
SECRETARY OF THE STUDENT
Many original equipment for studying and doing something they demonstrated this year in Moscow at the International exhibition "Technical means in educational process". Special interest...
