Vidikron Vision 90t Lens Replacement, Only trained, authorized Vidikron dealers should attempt to

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Maintenance and Troubleshooting

5.2

Lens Replacement

If you need to remove the lens – either to replace it or to prepare the projector for shipment – proceed as follows:

Only trained, authorized Vidikron dealers should attempt to

Note remove or replace a lens. Please read this procedure carefully before doing so.

Lens replacement is normally performed at the Vidikron factory. Field replacement of lenses is generally only required if the projector is re-installed in a new location or the lens has been damaged.

1.Power down the projector and wait five minutes to allow the lamp to cool.

2.Remove the secondary anamorphic lens, if present.

3.Loosen the two, captive Phillips screws at the top and bottom of the front lens decorative bezel. Then, remove the bezel.

4.Using the 3.0-mm hex driver provided with the projector, loosen the three Allen screws on the outer ring of the lens assembly.

5.Gently pull the lens assembly straight out to remove it.

46 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual

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Contents 90t/100t Page TWO Year Limited Warranty For Projectors, Video Processors and ControllersEffective Warranty Date Vidikron Safety Precautions 1Table of Contents Maintenance and Troubleshooting SpecificationsAppendix A. Vision 90t/100t Color Gamut Adjustment Operation1List of Figures Page This Manual 1IntroductionAbout This Manual Using This Manual If you need Turn toDescription, Features and Benefits Optional Accessories 2Controls and Functions Vision 90t/100t at a GlanceHD1 / HD2 Analog BNCs Component Video RCA connectorsVision 90t/100t Rear Panel Volt 750 mA Trigger Outputs Video 1 / S-VIDEOPower Input 100 to 240 VAC Menu ButtonVision 90t/100t Remote Control On / OFFCust Memory Preset Buttons ISF NT NightCursor Keys Video Comp ComponentHD 1 4 / HD 2 DVI 1 6 / DVI 2Page 3Installation Remote ControlStep Procedure For Details Refer to Quick SetupInstallation Overview Installation Considerations Projector Installation OptionsInstallation Type Advantages ConsiderationsVision 90t/100t Lens Options and Throw Ratios Throw RatioWith 126.9x54-inch ScreenPerfectly-centered image that completely fills the screen PositionShift ExamplesFolded Optics Installing the Optional CineWide LensMounting the Vision 90t/100tConnections to the Vision 90t/100t DVI Connections See FigureDigital DTV RGB Connections See Figure Digital DTV RGB ConnectionsAnalog Computer RGB Connections See Figure Analog RGB ConnectionsComposite/S-Video/Component Video Connections See Figure Composite, S-Video and Component Video ConnectionsConnection 10. RS-232 Control System Connection12. Connecting a 12-Volt Trigger Output to Other Equipment Power source4Operation Turning on the PowerAdjusting the Picture Orientation Lens Adjustments Using the On-ScreenMenus FocusISF Presets ServiceInput Source Aspect RatioMain Menu Input SourceAspect Ratio Input Source Composite Video 1 S-Video Component SDAspect Ratio Settings DescriptionPicture Brightness Contrast Color Tint Sharpness PictureRemote Perform the adjustments in the order listed here Typical Pluge Pattern for Adjusting BrightnessGray Yellow Cyan Green Magenta Red Blue Gray Yellow Cyan Green Magenta Red Blue Input Position Input Position Left/Right Up/Down Width Height OverscanISF Presets ISF Presets ISF Night ISF Day Custom Save Factory DefaultInformation Information Serial Number Hardware Firmware Date May 31Calibration Should be used by ISF-certified technicians onlyGain/Offset Refer to ISF Night Display Color, above Service Input Names Restore Composite Video Component SDDo not change the Type setting in this menu Auto ADC Bandwidth Auto YPbPr Input ResolutionHD/RGB 1 and HD/RGB 2 Color Space Select Auto, RGB or YUV Operation Page 5Maintenance and Troubleshooting Lamp ReplacementLens Replacement Only trained, authorized Vidikron dealers should attempt toMaintenance and Troubleshooting Symptom Possible Causes Solution Troubleshooting TipsTroubleshooting Chart Serial Command Syntax RS-232 Connection and Port ConfigurationSerial Commands 6Serial CommunicationsCommand Value Description Min/max Stored?Command Parameter Value Description Min/max Stored? PRESET?Iheight Bkgnd Page Vision 90t/100t Specifications 7SpecificationsVision 90t/100t Specifications Home Theater Calibration Specifications Industry-Standard SpecificationsLamp Estimated Lamp LifePower Requirements DimensionsWeight without lens Limited WarrantyVision 90t/100t Dimensions Vision 90t/100t DimensionsAVision 90t/100t Color Gamut Adjustment Figure A-1. CIE 1931 Chromaticity DiagramSerial Connections Equipment Setup Required Hardware SoftwareTable A-1. Serial Commands for Gamut Adjustment Command Parameter Value Description Min/maxAdjusting the Gamut For blue on the command lineVision 90t/100t Color Gamut Adjustment Page Page RUMA-011085