NOTES
Technical maintenance of devices
1. Keep the devices clean and use a dry cloth for cleaning soft dust.
2. When cleaning the devices, please turn off the power.
3. If the device is very contaminated and cannot be cleaned with a dry cloth,
please use a soft cloth dampened with diluted detergent, and then wipe it dry
with a cloth.
Do not use petrol, solvents or organic solutions for cleaning as, they may damage
the body and change the device color.
Note the following:
1. Carefully read the operating instructions. Be sure to save themit for future use.
2. Use only the supplied power supply units, and also make sure your network
meets the listed power specifications intended for the power supply. If you are not
sure – consult your dealer or your local power company.
3. Do not apply strong shocks and drop of devices. If the device has been dam-
aged, immediately contact an authorized service center.
4. Do not operate the device in aggressive environments. The location must be
selected away from electromagnetic fields. In order to avoid electromagnetic in
-
terference – do not place the device near high-power power supplies and power
cables.
5. Do not install or operate the device in the direct sunlight, heavy rain, high tem-
peratures, high humidity or dust sources.
6. Do not use the outdoor panels and monitors in areas of strong backlight or in
direct sunlight.
7. Turn off the power during installation.
8. Do not disassemble the device by yourself. If repairs are required, please con-
tact your dealer or authorized service center.
57