User guide

HDMI 4x1 Selection Switcher User Guide 11
Safety operation
To guarantee the reliable operation of the equipment and safety of the staff, please
follow the procedures listed below.
• The system must be grounded properly. Do not use two blades plugs. Ensure the
alternating power supply ranges from 100 V to 240 V and from 50 Hz to 60 Hz.
• Do not locate the device in a place that is abnormally hot or cold or does not have
proper temperature control and ventilation.
• The device generates heat when running. Its environment should be well
ventilated to prevent damage caused by overheating.
• Disconnect power in humid weather, or when left unused for long periods.
• Before making or removing any connections to the device, ensure that the power
supply has been disconnected.
• Do not attempt to open the equipment enclosure. Do not attempt any repairs. There
are no user-serviceable parts inside. Any attempt to open the equipment will result
in a complete void of any warranty and may result in serious injury or death.
• Do not splash any chemical substances or liquids on or around the equipment.