Philips BDL4220QL user manual Cleaning and Troubleshooting, Front Panel Cleaning Instructions

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BDL4220QL

8.Cleaning and Troubleshooting

8.1.Cleaning

Caution When Using the Display

Do not bring your hands, face or objects close to the ventilation holes of the display.The top of the display is usually very hot due to the high temperature of exhaust air being released through the ventilation holes. Burns or personal injuries may occur if any body parts are brought too close. Placing any object near the top of the display could also result in heat related damage to the object as well as the display itself.

Be sure to disconnect all cables before moving the display. Moving the display with its cables attached may damage the cables and thus cause fire or electric shock.

Disconnect the power plug from the wall outlet as a safety precaution before carrying out any type of cleaning or maintenance procedure.

Front Panel Cleaning Instructions

The front of the display has been specially treated.Wipe the surface gently using only a cleaning cloth or a soft, lint-free cloth.

If the surface becomes dirty, soak a soft, lint-free cloth in a mild detergent solution. Wring the cloth to remove excess liquid. Wipe the surface of the display to remove dirt.Then use a dry cloth of the same type to dry.

Do not scratch or hit the surface of the panel with fingers or hard objects of any kind.

Do not use volatile substances such as insert sprays, solvents and thinners.

Cabinet Cleaning Instructions

If the cabinet becomes dirty, wipe the cabinet with a soft, dry cloth.

If the cabinet is extremely dirty, soak a lint-free cloth in a mild detergent solution.Wring the cloth to remove as much moisture as possible.Wipe the cabinet. Use another dry cloth to wipe over until the surface is dry.

Do not allow any water or detergent to come into contact with the surface of the display. If water or moisture gets inside the unit, operating problems, electrical and shock hazards may result.

Do not scratch or hit the cabinet with fingers or hard objects of any kind.

Do not use volatile substances such as insert sprays, solvents and thinners on the cabinet.

Do not place anything made from rubber or PVC near the cabinet for any extended periods of time.

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Contents BDL4220QL Read and follow these instructions Safety InstructionsKnow These Safety Symbols When connecting and using your PublicImportant Safety Instructions Regulatory Information CE Declaration of ConformityFederal Communications Commission FCC Notice U.S. Only Electric, Magnetic and Electronmagnetic Fields EMF Polish Center for Testing and Certification NoticeHow to connect a plug Information for U.K. only中国电子信息产品污染控制标识要求 China RoHSVarning North Europe Nordic Countries InformationEnd-of-Life Disposal Waste Electrical and Electronie EquipmentTable Of Contents Unpacking Unpacking and InstallationPackage Contents Installation NotesVentilation Requirements for enclosure locating Mounting on a WallButton Remote control sensor and power status indicatorParts and Functions Control PanelInput/Output Terminals Options Remote ControlGeneral functions ListInserting batteries in the remote control Handling the remote controlOperating range of the remote control Connection Connecting External EquipmentsIR connection optional Connecting Multiple DisplaysIR Pass-through Connection optional 1. RS232C control connection optionalTo setup the network Wire-connecting to Network optionalOperation Play options Play multimedia files from USB devicePlaying music files Start a slideshow Playing movie filesPlaying photo files Movie optionsQuick Picture and Sound Change your settingsSettings Using the remote controlDigital Crystal Clear Sound menuGeneral settings menu Network SettingsHdtv Resolution Input modePC Resolution Sdtv ResolutionBright Dot Defects Pixel Defect PolicyPixels and Sub-pixels Types of Pixel Defects + Dot DefinitionMura Dark Dot DefectsProximity of Pixel Defects Pixel Defect TolerancesCabinet Cleaning Instructions Cleaning and TroubleshootingCleaning Front Panel Cleaning InstructionsSymptom Possible Cause Remedy TroubleshootingGeneral Technical SpecificationsDisplay In/Out Terminals