Canon LV-7255 manual Maintenance

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6. Maintenance

6.Connect the supplied power cord, turn on the Main Power switch and turn on the projector.

7.Finally, select the menu → [Factory default] → [Lamp counter] to reset the lamp usage hours.

NOTE: When the lamp exceeds 2100 hours (up to 3100 hours in Quiet mode) of service, the projector cannot turn on and the menu is not displayed.

If this happens, press the INFO. button on the remote control for ten seconds to reset the lamp clock back to zero. When the lamp time clock is reset to zero, the LAMP indicator goes out.

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Contents LV-7255 Precautions Safety CautionsFederal Communication Commission Notice Important InformationCanadian Radio Interference Regulations Réglementation canadienne sur les intérferences radioLamp Handling Precautions Installation Important SafeguardsFire and Shock Precautions Do Not Use in the Following EnvironmentsCARRYING/TRANSPORTING the Projector Use Caution When Carrying or Transporting the ProjectorImportant Information Remote Control Precautions Table of Contents Viii Whats in the Box? IntroductionIntroduction to the Projector Features youll enjoyIntroduction Congratulations on Your Purchase of The ProjectorIntroduction Front/Top Part Names of the ProjectorRear To turn the logo upside down, follow the steps below Introduction BottomIntroduction Top Features Introduction Terminal Panel Features Part Names of the Remote Control 17. D. Zoom + Button / ButtonFreeze Button Click ButtonOperating Range for Wireless Remote Control Introduction Battery InstallationInstallation and Connections Installation and Connections Setting Up the Screen and the ProjectorSelecting a Location Throw Distance and Screen SizeReflecting the Image Analog IN-1 Analog IN-2 Making ConnectionsInstallation and Connections To connect Scart output RGB Installation and Connections Connecting an External Monitor Analog IN-1 Audio Video Audio Audio Turning on the Projector Projecting an Image Basic OperationTo select a menu language, follow these steps Projecting an Image Basic OperationSelecting a Source Detecting the Signal AutomaticallyAdjust the Tilt Foot Adjusting the Picture Size and PositionFocus Projecting an Image Basic Operation ZoomAuto Keystone Correction Correcting Keystone DistortionManual Keystone Correction Press the Menu button to close the menu Adjusting the Image Using Auto PC adjustment Turning Up or Down VolumeAutomatically Optimizing on RGB Image After Use Turning off the ProjectorTo turn off the projector Preparation Make sure that the projector is turned offFreezing a Picture Turning off the Image and SoundEnlarging and Moving a Picture Convenient Features Using the Remote Mouse ReceiverConnecting the remote mouse receiver to your computer When operating a computer via the remote mouse receiverAbout Drag Mode Preventing the Unauthorized Use of the Projector To enable the Password functionTo disable the Password function Using the Menus Using On-Screen MenuUsing On-Screen Menu Menu Elements Indicates the Key Lock is enabledList of Menu Items Using On-Screen Menu Using the Screen color correction Screen color Menu Descriptions & Functions Image adjustmentUsing Image mode Image mode Selecting Base Setting Base setting Using On-Screen Menu User Adjust when using UserSelecting Gamma Mode Gamma Adjusting White Balance Brightness RGB/Contrast RGBEnabling Auto Keystone Auto keystone Menu Descriptions & Functions Display settingsSaving Vertical Keystone Correction Keystone save Selecting Aspect Ratio AspectUsing Off Timer Off timer Menu Descriptions & Functions SetupSelecting Lamp Mode Lamp mode Enabling Key Sound and Error Sound Beep Using On-Screen Menu Selecting Menu Language LanguageSelecting Menu Color Menu color select Selecting Menu Display Time Menu display timeEnabling Password Password Menu Descriptions & Functions Advanced settingsEnabling High Speed Fan Mode Fan mode Selecting Signal Format Input signal selectAdjusting Position/Clock when Auto PC adjustment is off Setting Auto PC adjustment Auto PC adjustmentTurning On Flicker Reduction Flicker reduction Selecting Communication Speed Communication speed Menu Descriptions & Functions InformationReturning to Factory Default Factory default Menu Descriptions & Functions Factory defaultResetting the Filter Usage Hours Filter counter Clearing Lamp counter Lamp counterTo clean the air-filter Cleaning or Replacing the FilterTo replace the filter sponge Maintenance Cleaning the Cabinet and the LensTo replace the lamp Replacing the LampInsert a new lamp until the lamp is plugged into the socket Maintenance Indicator Messages TroubleshootingAppendix Problem Check These ItemsPower on process for the projector and the PC Optical SpecificationsElectrical For Europe MechanicalCabinet Dimensions Mini D-Sub 15 Pin Connector Pin Assignments of D-Sub Analog Input ConnectorPin No RGB Signal Analog YCbCr Signal SXGA+ Compatible Input Signal ListRelationship between Screen Size and Projection distance PC Control Codes and Cable Connection Service Port Mini DIN-8PPC Control Codes Cable ConnectionPower Troubleshooting Check ListVideo and Audio OtherSignal cable Installation environmentComputer Video equipmentCanon U. S. A., INC