Knoll Systems LED1081 user manual Below Black Above Black

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On your external test pattern source, select a PLUGE pattern. (PLUGE is an acronym for “Picture Line-Up Generation Equipment.”) Figure 4-9 shows a typical PLUGE pattern.

PLUGE patterns vary but generally consist of some combination of black, white and gray areas against a black background. The example above includes two vertical bars and four shaded boxes.

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Figure 4-9: Typical PLUGE Pattern for Adjusting Brightness

•Brightness: Select Brightness from the Image menu. Use the or buttons to adjust the level so that: The darkest black bars disappear into the background.

	Note	For best results, Knoll Systems recommends that you set Dynamic Iris to Off before adjusting Brightness,
	Note	Contrast and other image quality settings in IMAGE menu (refer to Dynamic Iris on page 50). After

		you have completed the initial calibration, set Dynamic Iris to On if desired.

•The dark gray areas are barely visible.

•The lighter gray areas are clearly visible.

•The white areas are a comfortable level of true white.

•The image contains only black, gray and white (no color).

42Operation

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Contents Projector Table of Contents Maintenance and Troubleshooting Disclaimer Copyright InformationCopyright About this manualImportant Safety Instructions FCC Part Target Audience IntroductionAbout This Manual Textual and Graphic ConventionsUsing This Manual If you needTurn to Description, Features and Benefits Key Features and BenefitsAdditional Features of the LED1081 Parts ListControls and Functions LED1081 at a GlanceLED1081 Top/ Rear/ Bottom View LED1081 I/O Panel ComponentLED10801 Key Pad SourceLED1081 Remote Control CONT, BRIGHT, SharpInstallation Remote ControlIR Reception Angles Ambient Light Installation ConsiderationsInstallation Type Advantages ConsiderationsThrow Distance Estimated Throw DistanceFloor Installation Vertical and Horizontal PositionFolded Optics Other ConsiderationsLens Shift Vertical Lens Shift15H Floor Mounting Upright Adjusting the Projection AngleMounting the LED1081 Ceiling Mounting InvertedConnecting Source Components to the LED1081 Connections to the LED1081RGB Connections Component Video Connections 10 Composite and S-Video Connections RS-232 Controller Connection 11 RS-232 Control System ConnectionConnecting an External IR Receiver Connecting to AC PowerCeiling Mode Turning on the PowerAdjusting the Picture Orientation Changing the OSD LanguageLens Adjustments FocusZoom Vertical Lens Shift Horizontal Lens Shift Selecting an Aspect Ratio Using the On-Screen MenusOperation Selecting An Input SourceLED1081 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 TroubleshootingMaintenance Cleaning the Intake and Exhaust VentsCleaning the Air Vents Troubleshooting Tips Symptom Possible Causes SolutionSerial Interface Specifications Transfer SpecificationsSpecifications RS-232 Commands IR Codes and Keynames Remote Button DescriptionIR Codes and Keynames Function Command Action on unit Operation Command Values= RGB = PBP = LED Operations Commands LED1081 Specifications OpticsElectrical Standard Accessories MechanicalLED1081 Dimensions Shows the LED1081 dimensions, in millimetersSupported Timings Sdtv Projection Distance and Screen Size Specifications Specifications Specifications