KL II Series User Manual 30
bites, and put anti-rodent drugs if necessary;
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.
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 inspection and repair.
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