BenQ PB2140/PB2240 Troubleshooting, Cause Remedy, Plug the power cord into the AC inlet on

Page 39

Troubleshooting

THE PROJECTOR DOES NOT TURN ON.

Cause

Remedy

 

 

 

Plug the power cord into the AC inlet on the

There is no power from the power

projector, and plug the power cord into the

cable.

power outlet. If the power outlet has a switch,

 

make sure that it is switched on.

 

 

Attempting to turn the projector on

Wait until the cooling down process has

again during the cooling process.

completed.

 

 

NO PICTURE

Cause

Remedy

 

 

The video source is not turned on or

Turn the video source on and check that the

connected correctly.

signal cable is connected correctly.

 

 

The projector is not correctly

Check the connection.

connected to the input source device.

 

 

 

The input signal has not been

Select the correct input signal with the Source

correctly selected.

key on the projector or remote control.

 

 

The lens cap is still attached to the

Remove the lens cap.

lens.

 

 

 

BLURRED IMAGE

Cause

Remedy

 

 

The projection lens is not correctly

Adjust the focus of the lens using the focus

focused.

ring.

 

 

The projector and the screen are not

Adjust the projection angle and direction as

aligned properly.

well as the height of the unit if necessary.

 

 

The lens cap is still attached to the

Remove the lens cap.

lens

 

 

 

REMOTE CONTROL DOES NOT WORK

Cause

Remedy

 

 

The battery is out of power.

Replace the battery with a new one.

There is an obstacle between the

Remove the obstacle.

remote control and the projector.

 

 

 

You are too far away from the

Stand within 6 meters (19.5 feet) of the

projector.

projector.

 

 

Troubleshooting 35

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Contents Welcome Disclaimer CopyrightTable of Contents Ordering Parts or Getting Information Iv Table of ContentsImportant Safety Instructions But could fail if power cuts or surgesImportant Safety Instructions Safety Instructions Do not block the ventilation holes Introduction Projector FeaturesShipping Contents Rear Side Optional AccessoriesProjector Exterior View Front / Upper SideTurns the projector on or off Adjusts the focus of the projected image IntroductionControls and Functions External Control PanelFunctions Descriptions Remote Control DescriptionRemote Control Effective Range Installing or Replacing the BatteryRestore the image. Refer to page 20 for more information Connection Connecting to a Laptop or Desktop ComputerVideo cable Audio cable Connection Connecting Equipment to the Component Video InputConnecting Video and S-Video Devices Video devicesVideo devices Video cable Audio cable Installation Choosing a LocationIV. Ceiling rear Screen Size Adjusting the HeightPress the adjuster button again to retract the foot Zoom ring InstallationScreen size chart 169 aspect ratio Screen size chart 43 aspect ratioOperation Start UpOperation Shutdown Disconnect the power cord from the wall socketFor example Digital Keystone CorrectionSource Selection Auto AdjustmentBlank Zoom / FocusingMenu System Menu OperationUsing the Menus Brightness Preset ModePicture Menu KeystoneColor TintIncreases or decreases the color intensity of the image Pro-Picture Menu Mute Setting MenuVolume OSD Time ResetAdvance Menu Lamp Hour ResolutionInformation Menu SourceStoring the Projector MaintenanceCleaning the Lens Cleaning the Projector CaseLamp Information Replacing the LampMessage Status For 45 minutes until the lamp has cooled Indicators Light Status & Description Power Temp Lamp Power eventsTemp Information Please contact your dealer for assistance Lamp eventsThermal events New one immediatelyOrdering Parts or Getting Information Service InformationAccessories included in the standard package Optional Accessories not included in the standard packageCause Remedy TroubleshootingPlug the power cord into the AC inlet on Make sure that it is switched onProjector Specifications SpecificationsSupported Timing for Video and S-Video Inputs Timing ChartSupported Timing for PC Input Supported Timing for Component-YPbPrInputUnit mm Dimensions DimensionsWarranty Limited WarrantyWarranty MIC Statement Regulation StatementsFCC Statement EEC Statement
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