Position:2, the maintenance of projector and maintain
Projector is used long later, can appear to send ash of yellow, hair, brightness to drop like the picture, the circumstance such as image faintness, and most projector all is used at all sorts of public place of entertainment, its user maintains carelessly, projector of as time passes can appear various breakdown. Occupying projector of investigation great majority all is use and maintain undeserved caused trouble. Everybody knows, projector is the high accurate equipment that collect light, report, machinery is an organic whole, because volume is minor, the temperature that projector illuminant produces is high, inside machine use fan refrigeration generally to drop in temperature, this takes the dirt in air inevitably inside machine, if be not cleaned for a long time, will cause hot property, insulation comes loose inside machine ability, umbriferous effect and drop with life, main show is in: Attaint of liquid crystal board, advocate parts of an apparatus is premature ageing, polarizing piece bake bad etc. So, projector is fixed maintenance and maintaining is the first job that drops equipment breakdown. And master its light road normally every maintenance technician must master clean, below homebred projector and projector of entrance major multimedia are smooth of road engine clean a method to have detailed introduction respectively.
1, homebred sheet piece of engine of projector smooth road clean
As a result of sheet piece engine of liquid crystal smooth road is relatively simple, it is easier that its are cleaned. If pursue 5, 6:
(graph 5)
(graph 6)
When cleaning besides glance outside screen of illuminator of bowl, plated film, liquid crystal, the others can use tableware scour to be cleaned in clear water, conditional usable distilled water is cleaned, and the effect is particularly good, forbidden undertake cleaning with the organic dissolvent such as alcohol and banana oil. Additional, as a result of homebred glance quality of illuminator of bowl, plated film is differred, can brush with short-haired pelt only gently dirt of brush away surface, if contamination is too much and cannot of purify, can change only new. And of the entrance glance bowl and plated film illuminator all can use pledget and clear water to clean, of camera lens clean can undertake swabbing with the paper that brush lens.
2, of professional multimedia projector clean.
Because smooth road engine is relatively complex,import professional multimedia projector, lens is more, when cleaning, must notice, maintenance technician can clean unfamiliar one installs, lest make a mistake, can appear otherwise the picture is abnormal wait for factitious breakdown, if engine of its light road pursues 7:
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