Knoll Systems LED1081 user manual Typical Gray Bar Pattern for Adjusting Contrast

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Contrast: On your external test pattern source, select a stepped, gray-bar pattern like the one shown in Figure 4-10.

Figure 4-10: Typical Gray Bar Pattern for Adjusting Contrast

Select Contrast from the IMAGE menu. Use the or buttons to adjust the contrast up until the top two bars be- come almost the same brightness, then down just until the brightness change between these bars is consistent with the other bars.

Note

Brightness and Contrast controls are interactive. A change to one may require a subtle change to

the other in order to achieve the optimum setting.

 

Color Saturation: To adjust the overall color intensity, select Color Saturation from the IMAGE menu. Decrease this setting if colors are overly saturated; increase it if colors appear muted or washed out.

Color Tint: Tint or “hue” is the ratio of red to green in the color portion of the image. To adjust the tint, select Color Tint from the IMAGE menu. Decrease this setting to shift the hue toward red; increase it to shift the hue toward green.

Note

Like the Brightness and Contrast controls, the color and tint controls are interactive. A change to

one may require a subtle change to the other in order to achieve the optimum setting.

 

Sharpness: Sharpness is the amount of high-frequency detail in the image.

Figure 4-11: Sharpness Sub-Menu

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Contents Projector Table of Contents Maintenance and Troubleshooting About this manual Copyright InformationCopyright DisclaimerImportant Safety Instructions FCC Part Textual and Graphic Conventions IntroductionAbout This Manual Target AudienceIf you need Using This ManualTurn to Key Features and Benefits Description, Features and BenefitsParts List Additional Features of the LED1081LED1081 at a Glance Controls and FunctionsLED1081 Top/ Rear/ Bottom View Component LED1081 I/O PanelSource LED10801 Key PadCONT, BRIGHT, Sharp LED1081 Remote ControlRemote Control InstallationIR Reception Angles Advantages Considerations Installation ConsiderationsInstallation Type Ambient LightEstimated Throw Distance Throw DistanceVertical and Horizontal Position Floor InstallationOther Considerations Folded OpticsVertical Lens Shift Lens Shift15H Ceiling Mounting Inverted Adjusting the Projection AngleMounting the LED1081 Floor Mounting UprightConnections to the LED1081 Connecting Source Components to the LED1081RGB Connections Component Video Connections 10 Composite and S-Video Connections 11 RS-232 Control System Connection RS-232 Controller ConnectionConnecting to AC Power Connecting an External IR ReceiverChanging the OSD Language Turning on the PowerAdjusting the Picture Orientation Ceiling ModeFocus Lens AdjustmentsZoom Vertical Lens Shift Horizontal Lens Shift Selecting An Input Source Using the On-Screen MenusOperation Selecting an Aspect RatioLED1081 OSD Menu Structure General PIP PIP Split Mode Memory Sub-Menu Image Aspect Ratio Settings Below Black Above Black 10 Typical Gray Bar Pattern for Adjusting Contrast 12 Typical Test Pattern for Adjusting Sharpness 13 Noise Reduction Sub-Menu 14 Overscan Examples 15 HSG Sub-Menu Advanced OperaTion 4 17 RGB Adjust Sub-Menu 18 Fine Sync Sub-Menu Setup Trigger commands are deactivated when a PIP source is active Info Cleaning the Intake and Exhaust Vents TroubleshootingMaintenanceCleaning the Air Vents Symptom Possible Causes Solution Troubleshooting TipsTransfer Specifications Serial Interface SpecificationsSpecifications IR Codes and Keynames Remote Button Description RS-232 CommandsIR Codes and Keynames Operation Command Values Function Command Action on unit= RGB = PBP = LED Operations Commands Optics LED1081 SpecificationsElectrical Mechanical Standard AccessoriesShows the LED1081 dimensions, in millimeters LED1081 DimensionsSupported Timings Sdtv Projection Distance and Screen Size Specifications Specifications Specifications