BenQ cp270 user manual Troubleshooting

Page 52

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 signal device.

 

 

 

The input signal has not been

Select the correct input signal with the

SOURCE key on the projector or remote

correctly selected.

control.

 

 

 

The lens cover is still closed.

Open the lens cover.

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 cover is still closed.

Open the lens cover.

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 8 meters (26 feet) of the

projector.

projector.

 

 

The password is incorrect

Cause

Remedy

 

 

You do not remember the password.

Please see "Entering the password recall

procedure" on page 25 for details.

 

 

 

52 Troubleshooting

Page 51 Page 53
Image 52
Page 51 Page 53
Contents Welcome CP270 Digital ProjectorTable of contents Important safety instructions Refer servicing to qualified service personnelFuture reference Projector lamp is on Do not look straight at the projectorSafety Instructions Do not block the ventilation holes This Apparatus Must be Earthed Introduction Projector featuresIntroduction Shipping contents Projector exterior view Front/upper sideControls and functions ProjectorRemote control Replacing the remote control battery Remote control effective rangePull out the battery holder Set Rear Table in the System Setup Basic Projector Positioning your projectorChoosing a location Front TableObtaining a preferred projected image size Page Projection dimensions Connecting a computer ConnectionTo connect the projector to a notebook or desktop computer ConnectionConnecting Video source devices Best video qualityBetter video quality Least video qualityTo connect the projector to a Component Video source device Connecting a Component Video source deviceAV device Component Video to VGA D-Sub adaptor cable To connect the projector to an S-Video source device Connecting an S-Video source deviceAV device Video cable Connecting a composite Video source device To connect the projector to a composite Video source deviceStarting up the projector OperationOperation Using the menus Use / to highlight the System Setup Basic menuUtilizing the password function Setting a passwordIf you forget the password Security SettingsEntering the password recall procedure Changing the passwordDisabling the password function Enter a new passwordAdjusting the projected image Switching input signalAdjusting the projection angle Auto-adjusting the image Fine-tuning the image size and clarityCorrecting keystone Magnifying and searching for detailsAt the bottom of the image About the aspect ratio Selecting the aspect ratioUse of the screen without altering the images aspect Ratio Selecting a picture mode Picture modes for different types of signalsPC input signals D-Sub / Comp. analog RGB Video input signals S-Video, Video, D-Sub / Comp. YPbPrUsing Wall Color Fine-tuning the image quality in user modesSetting the User 1/User 2 mode Adjusting BrightnessAdjusting Color Adjusting TintAdjusting Sharpness Adjusting Brilliant ColorPress Mode/Enter and the 3D Color Management page displays Setting the presentation timer Top-Left Bottom-Left Top- Right Bottom-RightTo cancel the timer, perform the following steps How to use the Timer On key?Or go to the System Setup Basic Panel Hiding the imageUtilizing FAQ function Freezing the imageInformation menu Based on the information you want to know Press Mode/EnterTo activate the High Altitude Mode System Setup Advanced menu isTo highlight High Altitude Mode Operating in a high altitude environmentShutting down the projector Menu system Menu operationMain menu Sub-menu Options Lamp mode Normal/Economic Lamp SettingsBasic AdvancedDescription of each menu Picture menu Source 4. System Setup Basic menumenu Color TemperatureSave Settings TimerBlank Timer Sleep TimerSettings Panel KeyReset All FAQ-Image InstallationFeatures Service Information menuMaintenance Care of the projectorSetting Lamp mode as Economic Setting Auto Power OffLamp information Getting to know the lamp hourTiming of replacing the lamp Loosen the screw that secures the lamp Maintenance Replacing the lampPage Resetting the lamp timer Setup Advanced Lamp Settings menuDisplays. Press to highlight Reset lamp Tighten the screws that secure the lamp CoverIndicators Troubleshooting Specifications Projector specificationsDimensions Timing chartResolution Mode Supported timing for PC inputSignal Format Supported timing for Component-YPbPrinputSupported timing for Video and S-Video inputs HorizontalWarranty and Copyright information Limited warrantyCopyright DisclaimerRegulation statements FCC statementEEC statement Weee directive
Top Page Image Contents