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Safety Precautions
Do not use or store the GL820 in a location exposed to
direct sunlight or the direct draft of an air conditioner or
heater.
● Such location may impair the GL820’s performance.
Do not use the GL820 in a location subject to excessive
mechanical vibration or electrical noise.
● Such location may impair the GL820’s performance.
Safety Precautions
CAUTION
If fluid or foreign matters enters inside the GL820, turn off
the Power switch and disconnect the power cord from the
electrical socket.
● Use in such status may cause a fire hazard due to electrical
shock or current leakage.
● Contact your sales representative or nearest
Graphtec vendor to request repair.
Do not place coffee cups or other receptacles containing
fluid on the GL820.
● Fluid spilling inside the GL820 may cause a fire hazard due
to electrical shock or current leakage.
To insert or disconnect the power cord or a signal input
cable, grasp the power cord’s plug or the signal input
cable’s connector.
● Pulling the cord/cable itself damages the cord/cable, resulting
in a fire hazard or electrical shock.
Do not attempt to lubricate the GL820’s mechanisms.
● Such action may cause the GL820 to break down.
Never clean the GL820 using a volatile solvent (such as
thinner or benzine).
● Such action may impair the GL820’s performance.
● Clean off any soiled areas using a soft dry cloth.
Do not input voltage that exceeds the permissible input
voltage range that is specified on the GL820’s label.
● Exceeding the specified voltage input range may cause
electrical shock or a fire hazard.
Storage/Use prohibited
Avoid water
Watch out
electrical shock
Use prohibited No pulling
Unplug the power
cord from the socket
No lubrication No volatile solvents
Use prohibited
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