Hisense HAIO138 User Manual page 25

Maintenance of LED display screen
1. The control PC, video processor and other equipment shall be placed in a dry and clean environment with good
ventilation.Avoid direct sunlight to all the equipment. The ambient temperature should be kept between 18 ℃ and
25 ℃.
2. Do not place any container which containing fluid on the screen, to prevent water damage to the product.
3. Turn off the power supply of the corresponding equipment before unplug the cables to prevent damage to
the interface components.
4. Avoid the interference of electromagnetic field (such as non magnetic speaker, loudspeaker, etc.).
5. In order to prevent the instantaneous current pulse from affecting the computer, it is advised to turn on the power
of the LED display screen first and then the power of the computer.Turn off the power of the computer before the
power of the LED display screen when it is shutting down.
6. Always back up important data and files.
7. Do not plug and unplug the communication plugs to prevent damages.
8. External protection measures shall be taken when laying communication cables.
9. Advice on air-conditioner on site: On-site conditioning and other equipment outlet can not be blown against the
product. The temperature shall set at 25± 1 ℃.
10. Using Frequency of LED: At least twice a week power-on and more(no less than 2 hours each time. It is
suggested that theproducty can also be kept in standby mode at ordinary times.
11. TheLED AIO display shall be well ventilated. The temperature and humidity differences between the inside
and outside shall not be greater than 5 degrees;
Maintenance of power system
1. Daily inspection on power supply system is advised to detect any problems on time.
2. Clean the interior of the distribution cabinet with leather blower or air pressure gun regularly. Fasten any
loose screws in the distribution cabinet, it is advised to clean it once a month.
3. Shut off the power supply of the system during thunderstorm season or when it is not being used for a long
time.
4. The maintenance of power system shall be carried out only by certified electricians.
Transportation and storage
1. Transportation
The LED AIO display is required to be transported after packaging. During transportation, it is strictly prohibited to
put the packaging upside down ； Avoid rain and snow ； Keep out of long time sun exposure ； Do not
contact with corrosive gas and mechanical damage；Strictly stacking limitation applied(up to two layers). The
transportation of PC and power distribution cabinet should be stable, handle with care.Do not put it upside
down, keep out of rain and moisture, avoid mechanical damage as well.
2. Storage
The storage temperature of the display module is : - 20 ℃ -- 40 ℃ , and the relative humidity is : 10% --70% RH,
without condensation. No acid-base and corrosive gas at the storage place, No strong mechanical vibration and do
not close to magnetic field.Free of fire and explosion hazards. The storage time shall not exceed 3 months.
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LED All-In-One User Manual