Sanyo PLC-XP200L Service Manual

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Contents

Sanyo PLC-XP200L Service Manual Manual pdf 13 page image

-13-Cleaningcleaning with air spray1. Remove the cabinet top following to “Mechanical Dis-assembly”.. Clean up the LCD panel and polarizing plate by usingthe air spray from the cabinet top opening.caution:Use a commercial (inert gas) air spray designed forcleaning camera and computer equipment. Use a resin-based nozzle only. Be vary careful not to damage opticalparts with the nozzle tip. Never use any kind of cleanseron the unit. Also, never use abrasive materials on theunit as this may cause irreparable damage.After long periods of use, dust and other particles will accumulate on the LCD panel, prism, mirror, polarized glass,lens, etc., causing the picture to darken or color to blur. If this occurs, clean the inside of optical unit.Remove dust and other particles using air spray. If dirt cannot be removed by air spray, disassemble and clean theoptical unit.disassembly cleaningDisassembly cleaning method should only be performedwhen the unit is considerable dirty and cannot be suf-ficiently cleaned by air spraying alone.Be sure to readjust the optical system after perform-ing disassembly cleaning.1. Remove the cabinet top and main units following to“Mechanical Disassembly”.. Remove the optical base top following to “OpticalUnit Disassembly”. If the LCD panel needs cleaning,remove the LCD panel unit following to “LCD panelreplacement”.3. Clean the optical parts with a soft cloth. Clean ex-tremely dirty areas using a cloth moistened with al-cohol.caution:The surface of the optical components consists of mul-tiple dielectric layers with varying degrees of refraction.Never use organic solvents (thinner, etc.) or any kind ofcleanser on these components.Since the LCD panel is equipped with an electronic cir-cuit, never use any liquids (water, etc.) to clean the unit.Use of liquid may cause the unit to malfunction.Maintenance