A27 V3 Series Product User Manual
between the two operations;
(9) Non-professionals are forbidden to touch the internal wiring of the large
screen of the LED display to avoid electric shock or damage to the wiring.
6.4.3 Notes on cleaning
(1) Regular cleaning and maintenance: The indoor fine pitch LED display
screen will be used for a long time, and more dust will accumulate on the
screen. This needs to be cleaned regularly and in time to prevent it from
affecting the viewing effect;
(2) To clean the surface of the module, please use a soft brush and wipe gently.
It is forbidden to use any liquid substance to clean the surface of the LED
module, otherwise the LED may be damaged;
(3) Wipe correctly: the surface of the large LED display screen cannot be
wiped with alcohol or directly with a damp cloth. It is recommended to use
brushes and vacuum cleaners to remove dust.
6.4.4 Moisture-proof and storage requirements
(1) Storage temperature requirements: ambient temperature -20
℃
≤t≤50
℃
.
After the package is opened, the LED products must be stored in an
environment with a temperature of <30
℃
and a humidity of <70%RH;
(2) According to the environmental conditions of the display screen and the
control part, avoid insect bites, and put anti-rodent drugs if necessary;
(3) The LED display should not be turned off for a long time. In a high-humidity
environment, if the display is not used for more than 3 days, the pre-heating
method should be used each time the display is turned on: 30%-50%
brightness is preheated 4 -8 hours, then adjust to normal brightness
(80%-100%) to light up the screen, so as to remove moisture so that there
is no abnormality during use; if the screen has not been used for more than
7 days, every time the screen is turned on Need to adopt the pre-heating
method: 30%-50% of the brightness is preheated for more than 12 hours,
and then adjusted to normal brightness (80%-100%) to light up the screen,
so as to remove the moisture, so that there is no abnormal.
(4) The large LED screen needs to be checked regularly to see if it is working
properly. If the circuit is damaged, it should be repaired or replaced in time.
The main control computer and other related equipment should be placed
in an air-conditioned and dusty room to ensure the computer's ventilation
and heat dissipation and stable operation. Non-professionals are forbidden
to touch the internal wiring of the screen to avoid electric shock or damage
to the wiring. If there is a problem, you should ask a professional for
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