Acer A4K1720 사용자 설명서 - 페이지 5
{카테고리_이름} Acer A4K1720에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Acer A4K1720 47 페이지.
페이지 인쇄
Product servicing
Do not attempt to service this product yourself, as opening or removing covers
may expose you to dangerous voltage points or other risks. Refer all servicing to
qualified service personnel.
Unplug this product from the wall outlet and refer servicing to qualified service
personnel when:
•
the power cord or plug is damaged, cut or frayed
•
liquid was spilled into the product
•
the product was exposed to rain or water
•
the product has been dropped or the case has been damaged
•
the product exhibits a distinct change in performance, indicating a need
for service
•
the product does not operate normally after following the operating
instructions
Note: Adjust only those controls that are covered by the operating
instructions, since improper adjustment of other controls may result in
damage and will often require extensive work by a qualified technician to
restore the product to normal condition.
Warning! For safety reasons, do not use non-compliant parts when adding
or changing components. Consult your reseller for purchase options.
Your device and its enhancements may contain small parts. Keep them out of
the reach of small children.
Additional safety information
•
Do not look into the projector's lens when the lamp is on. The bright light
may hurt your eyes.
•
Turn on the projector first and then signal sources.
•
Do not place the product in the following environments:
•
Space that is poorly ventilated or confined. At least 50cm clearance from walls
and free flow of air around the projector are necessary.
•
Locations where temperatures may become excessively high, such as inside of a
car with all windows rolled up.
•
Locations where excessive humidity, dust, or cigarette smoke may contaminate
optical components, shorten the life span and darken the image.
•
Locations near fire alarms.
•
Locations with an ambient temperature above 40 ºC/104 ºF. Such environment
RG2 IEC 62471-5:2015
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