InFocus LP755 manual I n t e n a n c e Troubleshooting

Page 50

M a i n t e n a n c e

&

T r o u b l e s h o o t i n g

 

 

 

FIGURE 27

Removing the lamp and filter doors

3Using a screwdriver or your hand, push the tab on the filter door forward and lift the door out.

4Clean the filter.

Use a vacuum cleaner set on low power to remove the dust and dirt.

FIGURE 28

Cleaning the air filter

5Replace the filter.

First, insert the side with the tabs, then press the other end in place.

38

Image 50
Contents I D E Page FCC Warning DOC Canada Safety CertificationsRemote Control Warning EN 55022 WarningDeclaration of Conformity Australian Certification C-tick mark TrademarksTable of Contents Index Maintenance & TroubleshootingAppendix Safety Instructions Safety Definitions Safety TermsSafety Symbols Customer ServiceT R O D U C T I O N Compatibility Image ResolutionIntroduction Unpacking the ProjectorT r o d u c t i o n Usage Guidelines Warranty If You Need AssistanceSetting UP Projector Setting UP the Projector Connecting the CableWizard3 to the Projector Preparing to Connect Your Equipment to the Projector Equipment you want to connectConnecting a Laptop Computer Do you want to play your computer’s audio on the projector?Audio cable Mouse cable Connecting a Desktop Computer Audio cable Mouse cable Monitor cable Connecting a Computer Using a Vesa cable Connecting a Video Player Audio/video cableVideo cable Cable Connecting an External Speaker Powering up the Projector and Adjusting the ImageTurning Off the Projector Using Projector Using the Remote Control Using the ProjectorBasic Image Adjustment I n g O j e c t o r Adjusting the Projector Adjusting the height of the projector Using the Keypad and Remote Buttons Freeze Brightness + orComputer Help keypad onlyStandby PowerVolume + or VideoUsing the On-Screen Menus Contrast Display MenuBrightness TintColor Color TemperatureReset All Blank ScreenTreble VolumeAudio Menu BassBalance FadeAuto Resize Image MenuAuto Image Manual SyncVertical position Manual TrackingHorizontal position ZoomStandby Time Controls MenuVideo Standard Rear Projection Default SourceCeiling Projection Auto Source SelectAuto startup Display MessagesDisplay Startup Screen Document CameraLanguage Menu Status MenuHelp menu Page I N T E N a N C E Troubleshooting Cleaning the Fan Intake Filter Maintenance & TroubleshootingCleaning the Lens I n t e n a n c e Troubleshooting Replacing the Projection Lamp Removing the lamp module Replacing the Batteries in the Remote Control Using the Security LockTroubleshooting Problem Color or text not being projected Solutions to Common ProblemsProblem Nothing on projection screen Problem The screen resolution is not rightProblem Only the start-up screen displays Problem Image and menus are reversed left to right Problem Image is too wide or narrow for screenProblem Image is out of focus Problem Image and menus are upside downProblem Lamp shuts off Problem Image is noisy or streakedProblem Lamp seems to be getting dimmer Problem Remote not operating correctlyPage Page P E N D I Specifications AppendixAudio Output Video Audio InputCableWizard Audio Input Accessories Standard Accessories Ship with the projector Part NumberOptional Accessories HW-RF-GPROPortable and Laptop Activation Chart Key command to Computer Activate port De-activate portFN-F8 CRT/LCD FN-D NCR FN-F6 Using Video Mirroring with a PowerBook Computer Using SimulScanProjected Image Size Distance to Diagonal Width Height Maximum Distance to Diagonal Width HeightD E Index D e Page D e Limited Warranty Limitation of Liability