●
Do not aim the device at the sun or extra bright places. A blooming or smear may occur
otherwise (which is not a malfuncon however), and aecng the endurance of sensor at the
same me.
●
Please use the provided glove when open up the device cover, avoid direct contact with the
device cover, because the acidic sweat of the ngers may erode the surface coang of the device
cover.
●
Please use a so and dry cloth when clean inside and outside surfaces of the device cover, do
not use alkaline detergents.
●
Please keep all wrappers aer unpack them for future use. In case of any failure occurred, you
need to return the device to the factory with the original wrapper. Transportaon without the
original wrapper may result in damage on the device and lead to addional costs.
●
Improper use or replacement of the baery may result in hazard of explosion. Replace with the
same or equivalent type only. Dispose of used baeries according to the instrucons provided by
the baery manufacturer.
●
Please take care of your card and report card loss in me when card is lost.
●
Mulple card types are supported. Please select an appropriate card type according to the card
performance and the usage scenarios.
DS-K1109 Series Card Reader User Manual
vi
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