JVC DLA-M4000LU manual Cleaning and Replacing the Filter, Remove the filter cover screws

Page 59

Filter Maintenance and Light-Source Lamp Replacement

Cleaning and Replacing the Filter

The filters should be cleaned periodically. If they are heavily stained, do not become clean if cleaned, or are damaged, replace them with new filters (Parts number: LC30505); otherwise, dirt and dust may get inside, possibly causing an adverse effect on the screen and preventing you from enjoying clear pictures.

The projector has two filters installed, one on the right side and the other on the back.

1 Bring the projector into stand-by state, and turn off the MAIN POWER switch.

Put the projector into stand-by, and make sure the STAND BY indicator is lit, then tun off the MAIN POWER switch. After that, disconnect the power cord from the wall outlet and the projector. For detailed procedures, refer to “Turning off the power” (page 25).

2 Remove the filter cover screws.

Using a Phillips screwdriver, remove the six screws fixing each filter.

Two filters are used, one on the right side and the other on the back of the projector.

Note

If the filter is clogged with dirt, etc., the projector goes into an emergency mode (the EMERGENCY indicator blinks).

So, clean the filter periodically. For the emergency mode, refer to pages 8 and 24.

There are two filters used.

3 Remove the filters.

To remove the filter, pinch the center portion of the filter with your fingers and pull it toward you.

(The filter is held by four tabs.)

(To be continued on the next page)

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Contents Serial No For customer UseAbout burning-in of the D-ILA device Safety PrecautionsDo not allow any unqualified person to install the unit Safety PrecautionsContents Video board AccessoriesInformation on separately sold items Projection lensFront Side / Top Surface / Right Side Controls and FeaturesControl panel Left-hand side / Back SideExhaust vents Vents for cooling fans through which warm air comes outControl Panel RGB button When a menu is shownSetting button AV buttonConnector Panel Remote Control Unit AV Hide button Lens Lock Ô Unlock switchPreset button AV button Quick ALIGN. Quick Alignment buttonOpen the back cover Installing BatteriesInstall the batteries Menu / Enter Menu Operation ButtonAllowable minimum space required Installing the ProjectorPrecautions for Installation When installing the projector, observe the followingsOr more Relationship relative to Glass SurfaceReflected light Center line of the lens Lens Shift FunctionChange of projection screen according to aspect ratio ScreenMaximum amount of shift Relational table for maximum shift amounts aspect ratio 4Relationship of screen size vs. projection distance Adjustable range of the lensProjection Distances and Screen Sizes Computer signals Connecting to Various DevicesSignals that Can Be Input to the Projector Video signalsAlso, read the manuals which came with the equipment Examples of System ConfigurationRGB switcher Projector Computer Example of a basic systemRGB output devices Connecting to Computer DevicesDesktop type Remote control cable Connecting to Devices which Control the ProjectorRemote control when remote control cable is used To remote controlRemove the lens cap Connecting the Power Cord SuppliedRemove the power input terminal cover To use the projectorWhen Turning On the Devices Connected to the Projector Stopped running Turning on the PowerTurning off the Power Basic OperationsFor setting the source, see Adjust the screen sizeWhen you press Video When you press Computer¶ For Operating Other Functions Adjust focusAdjust focus with the remote control’s Focus +/- buttons When using the projectorTo clear the main menu To display the Setting menuProjector’s button To display the Main menuTo temporarily erase video image To use the remote control’s Preset buttonPress AV Hide on the remote control To display Channel on the screenPress the Setting button to select the desired item Operating the Setting MenuMaking Basic Settings Press the Setting button of the projectorOperating the Main Menu Configuration of the Main Menu Computer-related input Press the MENU/ENTER button Remote control unitSet adjust the item Operating the Main Menu Basic Operation of the Main MenuPress the MENU/ENTER button Changing the Color SystemAbout language display Changing the Language DisplayPress the MENU/ENTER button Language displayAdjustment item Button Adjustment content Adjusting the Pixel ClockMain menu appears on the screen Adjusting the Screen PositionWhen computer-related signals are input Adjusting Picture QualityWhen AV signals are input For computer system input To adjust multiple items, repeat steps 4Submenu items For video system inputButton Adjustment content Submenu item Options Setting and Adjusting Other Functions OptionsFollowing optional functions can be set adjusted Submenu items of the Options menu are displayedOptions menu Display, the video image resolution becomes coarseAspect Selected item text display is shown in magenta color Changing Setting the SourceInput mode Factory setting Selected item displayed in text is shown in magenta colorPress MENU/ENTER to set fix When a source setting Dedica TED Source isSource setup menu SubmenuSelect a user area When a source setting User is selectedUser Source setup menu is displayed Press MENU/ENTER toward the 5 or ∞ mark toPress MENU/ENTER to set Setting Up ChannelsPress the MENU/ENTER button to set Line selection menu Setting Up Channels Line setupWhen Line is selected Line selection menu screen appearsSource registration screen appears Setting Up Channels Source setupWhen Source is selected Press the MENU/ENTER button Press the page Back button to set Setting Up Channels SWNo. setupSwitcher number setup menu is displayed Switcher No. setting menuDisplayed To switch channels using aDIRECT ChannelChanging Channels CH Change Press page Back while no menu isChannel are selected Want to switch toLine input, source and switcher number registered to Mark to select the channel CH youConnection Setting Up or Changing User SourcesSubmenu item User Source SET UP Screen User Source setup menuSubmenu item, User Source Setup menu , appears on Press MENU/ENTER toward the 3mark to select the User NameTo delete a user name, overwrite the user name with spaces Repeat steps 1 and 2 to enter the user nameTo adjust other items, repeat steps 4 Setting Up or Changing the Display SizePress MENU/ENTER toward the 2or 3 mark to adjust the item Display Size adjustment menuAdjustment item Contents of adjustment There are two filters used Cleaning and Replacing the FilterRemove the filter cover screws Remove the filtersAbout Light-Source Lamp Replacement Clean the filtersReinstall the filters Troubleshooting Troubleshooting Does not work When the emergency indicator starts blinkingRemote control unit Is not possibleRGB in RGB input SpecificationsEXT. in AV in input 7Vp-p, 75Ω Horizontal sync/composite sync signal H/CsVertical sync signal Line, D-sub 3-row 15-pin ⋅Front Outside dimensionsDTV-format signals TopComputer IN-1 PC / Computer OUT Terminal Pin assignment Specifications for terminalsTerminal RS-232C terminalV-Ni LCT0634-001D
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