Safety Instruction
These instructions are intended to ensure that user can use the product correctly to avoid danger
or property loss.
The precaution measure is divided into Dangers and Cautions:
Dangers: Neglecting any of the warnings may cause serious injury or death.
Cautions: Neglecting any of the cautions may cause injury or equipment damage.
Dangers: Follow these safeguards to prevent
serious injury or death.
Cautions: Follow these precautions to prevent
potential injury or material damage.
Danger:
• All the electronic operation should be strictly compliance with the electrical safety regulations,
fire prevention regulations and other related regulations in your local region.
• Please use the power adapter, which is provided by normal company. The power consumption
cannot be less than the required value.
• Do not connect several devices to one power adapter as adapter overload may cause over-heat
or fire hazard.
• Please make sure that the power has been disconnected before you wire, install or dismantle the
device.
• When the product is installed on wall or ceiling, the device shall be firmly fixed.
• If smoke, odors or noise rise from the device, turn off the power at once and unplug the power
cable, and then please contact the service center.
• If the product does not work properly, please contact your dealer or the nearest service center.
Never attempt to disassemble the device yourself. (We shall not assume any responsibility for
problems caused by unauthorized repair or maintenance.)
Cautions:
• Do not drop the device or subject it to physical shock, and do not expose it to high
electromagnetism radiation. Avoid the equipment installation on vibrations surface or places
subject to shock (ignorance can cause equipment damage).
• Do not place the device in extremely hot (refer to the specification of the device for the detailed
operating temperature), cold, dusty or damp locations, and do not expose it to high
electromagnetic radiation.
• The device cover for indoor use shall be kept from rain and moisture.
• Exposing the equipment to direct sun light, low ventilation or heat source such as heater or
radiator is forbidden (ignorance can cause fire danger).
• Do not aim the device at the sun or extra bright places. A blooming or smear may occur
otherwise (which is not a malfunction however), and affecting the endurance of sensor at the
same time.
DS-K1108AD Series Card Reader User Manual
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