GRAPHTEC gl820 User Manual page 6

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.
Storage/Use prohibited
Do not use the GL820 in a location subject to excessive
mechanical vibration or electrical noise.
●
Such location may impair the GL820's performance.
Use prohibited
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.
Unplug the power
cord from the socket
Do not attempt to lubricate the GL820's mechanisms.
●
Such action may cause the GL820 to break down.
No lubrication
Safety Precautions
CAUTION
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.
Avoid water
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.
No pulling
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.
Use prohibited
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.
No volatile solvents
Watch out
electrical shock
Safety Precautions
iii