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When turning off the power supply, do not hold down the power button of the
operation unit.
Otherwise, a trouble may occur due to termination failure.
When conducting maintenance work, make sure to turn off the power so that
the power supply to the equipment is completely cut off.
Some equipment components can carry electrical current even after the
power switch is turned off, and conducting maintenance work may result in
electric shock, equipment failure, or accidents.
When cleaning the display screen, do not wipe it too strongly with a dry cloth.
Also, do not use gasoline or thinner to clean the screen. Failure will result in
damage to the screen surface.
Confirm computer virus does not exist in USB flash memory beforehand
when reading and writing of the file by using USB flash memory.
Influences other equipment when the display unit is infected with the virus,
and it may cause a breakdown.
Do not remove USB flash memory while the access lamp (in USB flash drive)
is flashing.
Data may be damaged when the USB flash memory is inserted or removed
while accessing it, and it may cause a breakdown.
Confirm computer virus does not exist in external storage media beforehand when
reading and writing of the file by using external storage media.
Influences other equipment when the display unit is infected with the virus, and it may
In case water or a metal object gets inside the equipment, turn off the power
immediately, unplug the power supply cable from an electric outlet, and
contact our head office, or a nearby branch or local office to request servicing.
Keeping the equipment in operation under such condition may cause a fire,
an electric shock or a malfunction.
In case you find smoke, unusual odor or extreme high heat coming from the
equipment, turn off the power immediately, unplug the power supply cable
from an electric outlet, and contact our head office, or a nearby branch or
local office to request servicing.
Keeping the equipment in operation under such condition may cause a fire or
an electric shock.
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