Grundig CP-731i Air Filter Maintenance, Other Maintenance, Maintenance Inside the Equipment

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MAINTENANCE (continued)

Air Filter Maintenance

The air filter should be cleaned as described below at intervals of approximately 100 hours.

1.Switch the projector power supply OFF, and remove the power cord from the power outlet.

2.Clean the air filter with a vacuum cleaner.

CAUTION

Switch power OFF and remove the power cord from the power outlet before beginning

maintenance work. Please read the separate “SAFETY INSTRUCTIONS” thoroughly to ensure that maintenance is performed correctly.

Replace the air filter if contamination cannot be removed, or if it is damaged. Contact BOXLIGHT for service.

Do not use the equipment with the air filter removed.

When the air filter is clogged with dust etc. the CHECK AIR FLOW message appears on the screen and the power supply is switched OFF automatically to prevent the temperature rising inside the projector.

ENGLISH

Other Maintenance

Maintenance Inside the Equipment

For safety reasons, ensure that the equipment is cleaned and checked by BOXLIGHT once every two years. Maintaining the equipment by yourself is dangerous.

Cleaning the Lens

Gently wipe the lens with lens cleaning paper. Do not touch the lens with your hands.

Cleaning the Cabinet and Remote control transmitter

Gently wipe with a soft cloth. If dirt and stain etc. are not easily removed, use a soft cloth dampened with water, or water and a neutral detergent, and wipe dry with a soft, dry cloth.

CAUTION

Switch power OFF and remove the power cord from the power outlet before beginning maintenance work. Please read the separate “SAFETY INSTRUCTIONS” thoroughly to

ensure that maintenance is performed correctly.

Do not use detergents or chemicals other than those noted above (e.g. benzene or thinners).

Do not use cleaning sprays.

Do not rub with hard materials, or tap the equipment.

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Contents CP-731i Contents Before USE FeaturesContents of package Before USE Part NamesDisk PAD Installing the Batteries Attaching the Projector HandleInstallation Installation of the Projector and ScreenAngle Adjustment Installation ReferenceInstallation CablingPower Connection Example of system setupPlug & Play Video tape recorder With S jackSwitching the Power Supply ON/OFF Switching Power onSwitching Power OFF OperationsBasic Operation Description OperationsBasic Operation Normal menu Setup Menu Setup MenuSelect video signal type Input MenuInput Menu RGBAdjustment Image MenuImage Menu Operation start/stop Press the or buttonSetup initial timer value Options MenuOptions Menu Operation start/stop PressNo Signal Menu No Signal MenuStart UP Clear initial screen display Select Turn OFF withMaintenance LampLamp Lamp LifeReplacing the Lamp MaintenanceResetting the Lamp Timer Air Filter Maintenance Other MaintenanceMaintenance Inside the Equipment Cleaning the LensTroubleshooting Message ContentsOSD Message OSD MessagesTroubleshooting Indicators MessageIndicators Message IndicatorSymptom Possible cause Remedy SymptomSymptom Specifications SpecificationsWarranty Limited WarrantyCP-731i Dimension Diagram RGB Signal Pin AssignmentVideo Signal Pin Assignment TechnicalExample of computer signal Resolution FH kHz FV Hz Rating Signal mode DisplayInitial set signals TechnicalConnection to the Mouse Control PS/2, ADB or Serial MouseUSB Mouse PS/2 MouseADB Mouse Serial MouseCommunications setting Command dataRS-232C communication ProtocolRequesting projector status Get command Changing the projector settings Set commandUsing the projector default settings Reset Command Increasing the projector setting value Increment commandCRC Example of Return OFF Be EF Be EF Ntsc PAL For the Customers in Canada Regulatory NoticesFCC Statement Warning Warranty