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Do not hold down the Power button of the operation unit when turning off the
power supply.
If the button is held down, the equipment may not be terminated normally,
causing a 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 screen and Trackball of Operation Unit, do not wipe hard
with a dry cloth. Also, do not use glass cleaner, alcohol, gasoline, or thinner to
clean the screen. Also avoid wiping with water. It may cause surface damage
or equipment failure.
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.
Do not place a glass or cup containing water, etc., or a small metal object on
this equipment.
If water or such object gets inside, a fire, an electric shock, or a malfunction
may occur.
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.
Change of the color of the Day/Night button, particularly the use of the [Night]
color, may interfere with the recognition of display information.
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