User Guide

72
Maintenance
General Precauons
• The LED lights used in the modules are suscepble to ESD (Electrostac
discharge). To prevent damage to the LED lights, do not touch them with bare
hands or with conducve materials when handling.
• It is recommended to regularly inspect all installed components.
• Do not bring objects close to the venlaon holes of the display. Burns or
personal injuries may occur if any body parts are brought too close.
• Be sure to power o and disconnect all cables before moving the display. Moving
the display with its cables aached may damage the cables and thus cause re
or electric shock.
• Power o and disconnect the power plug from the wall outlet as a safety
precauon before performing any type of cleaning or maintenance.
Inial Operaon
• If a new screen has been stowed for less than three (3) months, it can be used at
normal brightness during its rst use.
• If a new screen has been stowed for more than three (3) months, the brightness
should be set at 30% for its rst use and allowed to operate for two (2) hours
connuously. Aer two (2) hours of use, power o for 30 minutes. The new
screen is now ready for normal brightness usage.
Front Panel Cleaning Instrucons
• Use cool, compressed air to remove dust when the power is o. If the dust
cannot be removed, the LED module should be replaced.
• Do not scratch and do not put pressure on the panel surface with ngers or any
abrasive object.
• Do not use volale substances such as sprays, solvents, or thinners.
Cabinet Cleaning Instrucons
• Do not allow water or detergent to come into contact with the surface of the
display. If water or moisture gets inside the unit, a system malfuncon or
electrical shock may occur.
• Do not scratch and do not put pressure on the cabinet with any abrasive objects
of any kind.
• Do not use volale substances such as sprays, solvents, or thinners on the
cabinet.
• Do not place anything made from rubber or PVC near the cabinet for any
extended periods of me.