User Manual Digicom Ark5000 Series Multi-screen Processor
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Important Instruction
Warning
To ensure the personal safety and the reliable operation of the equipment, please observe the following
instructions during the installation, operation and maintenance.
Precautions for Installation
◆ Do not use this product in the following places: any places with dust, oily fume, conductive dust, corrosive
gas and combustible gas; any places exposed to high temperature, condensation, wind and rain; any places with
vibration or shock. Electric shock, fire or incorrect operation may also lead to product damage and degradation.
◆ When perform screw hole machining and wiring, prevent metal debris and cut wires from falling into the
ventilation openings on the controller, as this may lead to fire, malfunction or incorrect operation.
◆ After the installation, do not block the ventilation openings with other objects, including any packing
material such as dustproof paper, otherwise poor heat dissipation may occur during the operation, which may
result in fire, malfunction or incorrect operation.
◆ Please avoid wiring, plugging or unplugging when the equipment is powered on, otherwise electric shock
circuit damage may occur.
◆ All installation and wirings must be firm and reliable as poor contact may lead to malfunction.
◆ In scenario with serious interferences, shielded cables should be used for input or output of high-frequency
signals, so as to enhance the anti-interference performance of the system.
Precautions for Wiring
◆ No installation or wiring operation should be performed until all external power supplies are disconnected,
otherwise electric shock or equipment may occur.
◆ This product is grounded through the ground conductor of the power cord. To avoid electric shock, the ground
conductor must be connected to the ground. Before connecting the input end and output end of this product, please