Epson 821 manual Problems relating to images

Page 76

Problems Solving

75

Problems relating to images

No images appear

			Check			Remedy

Was the [Power] button pressed?						Press the [Power] button to turn the power on.

Are both indicators switched off?						The power cable is not connected correctly or power is not being supplied normally. Connect the
						projector's power cable correctly. sp.31
						Check that your power supply socket is working.

Is A/V Mute mode active?						Press the [A/V Mute] button on the remote control to cancel the mute. sp.46

Has "Message" been set to "OFF"?						If the "Message" command is set to "OFF", set it to "ON" so that messages can be displayed. When
						a message is displayed, refer to the item that it indicates.
						"Extended" - "Display" - "Message" sp.61

Have the configuration menu settings been						Reset all of the settings. "Reset" - "Reset All" sp.65
made correctly?

Is the projected image completely black?						Some input images, such as screen savers, may be completely black.

		Only when projecting computer images


Are the image signal format settings correct?						If a composite videog or S-Videogsource is connected to the projector, use the "Video Signal"
						menu command to select the signal format.
			Only when projecting images			menu command to select the signal format.
			Only when projecting images			"Signal" - "Video Signal" sp.57
			from a video source

	Can not switch projection to a video source by pressing the [Source Search] button



			Check			Remedy

Is the image signal output from the video						Press the [Play] button of the video equipment.
equipment?						Or press one of the source buttons on the remote control ([Computer1], [Computer2], [S-Video] or
						[Video] button) to switch to the desired source.
			Only when projecting images			[Video] button) to switch to the desired source.
			Only when projecting images
			from a video source

Image 76

Contents User’s Guide Notations Used in This User’s Guide Features of the Projector Colour mode functionFeatures of the Projector Easy to Operate Contents Using the Help Problems Solving SpecificationsAppearance IndexPreventing theft Password Protect Connecting to a Video SourcePart Names and Functions Part Names and Functions Front/TopControl Panel Rear Base Air filter air intake vent sp.84, p.89Remote Control Before Using the Remote Control Replace the battery cover Remove the battery coverInserting the Batteries Insert the batteriesUsing the Remote Control and Remote Operating Range Using the Remote ControlWhen suspended from the ceiling Remote Operating RangeOperating angle horizontal Operating angle verticalInstallation Setting Up the ProjectorEMP-821 Screen Size and Projection DistanceEMP-81/61 Screen Connecting to a Computer Eligible ComputersProjecting Images from the Computer If the Monitor Port is a Mini D-Sub 15-pin Port ExampleComputer Mouse used Applicable cable Moving the mouse pointer Left click Right click Drag and dropConnecting to an External Monitor Video images cannot be output to an external monitorConnecting to a Video Source Projecting Composite Videog ImagesProjecting S-Video Images Projecting Component Video ImagesUse the accessory computer cable to make the connections Projecting RGB Video ImagesIf the video signals are being input to the Video port Playing Sound from Video EquipmentWhen Password Protect is enabled Preventing theft Password ProtectWhen Power on Protect is enabled on Setting Password Protect Enter the setting time as a number of up to 4 digits To set a password, select Password and then pressEnter a 4-digit password Re-enter the password that you entered in stepBasic Operations Connecting the Power Cable Turning the Projector OnTurning the Power On and Projecting Images Projector, use the remote control or projector control If more than one external device is connected toTurn off the power for the signal sources that are Press the Power buttonPress the Power button once more Turning the Projector OffPower cable from the electrical outlet If not using the projector for a long period, unplugAttach the lens cover Adjusting the Screen Image Adjusting the Image Size Zoom FunctionFocusing the Screen Image Adjust by turning the zoom ringSeen from the side Seen from aboveFoot adjust lever Front Manually Correcting Keystone Distortion Adjusting Computer Images and RGB Video Images Adjusting the Image QualityAutomatic Setup After making the adjustment, press the Menu button Adjusting the TrackingTo exit the configuration menu Signal configuration menu Adjusting the SyncProjectors control panel, and then select Sync. from Selecting the Projection Quality Colour Mode Selection Mode ApplicationAdjusting the Volume Advanced Operations Mute Functions for Enhancing ProjectionPress the A/V Mute button Press the Freeze button FreezeAspect ratio changes each time the Resize button is pressed Zoom Press the E-Zoom buttonMove the cross to the area of the image that is to be Enlarged or reducedTilt the button to move the pointer icon Pointer functionPress the Pointer button Using the Configuration Menu Functions List of Functions Image MenuGreen RedBlue Component videog/ Composite videog/ S-Videog Adjust the intensity of the red components Median value Signal Menu Sync.gUsing the Configuration Menu Functions Component videog Composite videog/ S-Videog Using the Configuration Menu Functions Setting Menu OFFUsing the Configuration Menu Functions Extended Menu MessageBackground Color Startup ScreenDirect Power on Sleep ModeUsing the Configuration Menu Functions Info Menu Reset Menu Sp.29Using the Configuration Menus Confirm the selectionPress the Menu button Select a menu itemSelect a sub-menu item Change the settingClose the menu Troubleshooting Using the Help Press the Help buttonRepeat the operations in steps 2 and 3 to proceed Through the menu to more detailed itemsReading the Indicators Problems SolvingPower indicator lights red Lamp or Temp indicator flashes orange Problems SolvingNormal When the Indicators Provide No Help Power does not turn on sp.81No images appear sp.75 Image is truncated large or small sp.79Problems relating to images Is Sleep Mode set to ON? Does the mode match the frequencyResolution of the image signals? Projection stops automaticallyIs the power for the computer or video source Turned on? Are the image signals being output toHas the focus been adjusted correctly? Is the keystone adjustment value too large?Has the correct resolution been selected? Have the Sync.g and Trackingg settingsBeen adjusted correctly? Interference or distortion appear in imagesZoom function? Has the Position setting been adjusted Has the Resize been set correctly?Is the image still being enlarged by Correctly?Do the input signal settings match the signals Has the image brightness been adjustedHas the image contrastg been adjusted Has the colour been adjusted correctly?Problems when projection starts Other problems List of ESC/VP21 Commands List of Supported Monitor Displays100 102Maintenance CleaningCleaning the Projectors Surface Cleaning the LensLamp Replacement Period When the Lamp indicator is flashing orangeReplacing Consumables Projected image gets darker or starts to deteriorateTurn off the projectors power, wait until the cool Buzzer sounds, and then disconnect the power cableReplacing the Lamp Down period has ended and a pip-pip confirmationTake out the lamp Install the lamp cover Install the new lampResetting the Lamp Operating Time Select Lamp-Hours Reset from the Reset menuThen press the Enter button Select Yes and then press the Enter buttonReplacing the Air Filter Install the new air filter Remove the air filterSaving a Users Logo Select User’s Logo from the Extended menu,Select Yes in the sub-menu, then press the Enter Image to be recorded and a selection marqueeBox will be displayed. Move the marquee box to select Part of the image to useSelect Yes at the confirmation screen, and then Select the zoom rate in the Zoom rate setting screenPress the Enter button Optional Accessories Optional Accessories and ConsumablesConsumables Glossary Squeeze mode Resize displaySecurity lock SRGBCommand List List of ESC/VP21 CommandsCommunication Protocol USB connection Cable LayoutsSerial connection USB Connection Setup List of Supported Monitor Displays Computer/RGB VideoComponent Video/RGB Video Composite Video/S-VideoSpecifications 100Specifications 101Appearance 102Index 103Index 104105 106 Declaration of ConformityGeneral Notice 107