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JVC Model 200 service manual Troubleshooting

Models: Model 200

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Troubleshooting Install Error codes Optical System Block Diagram Scanning signal states Problems Command Red Yoke Connector Rollbar Assembly Service Adjustments

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Chapter 5---Troubleshooting

5-10	Model 200 Service Manual

Page 130 Page 132

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JVC Model 200 service manual Troubleshooting

Page 130 Page 132

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Contents

Model 200 Projector Confidential and proprietary information Manufacturer Hughes JVC Table of Contents Troubleshooting Safety Information Heat Safeguards Installation Safeguards Ultra Violet and Infrared Light Light Safeguards Power Supply Electrical Safeguards High voltage access. FrontFluid Safeguards Ventilation and Foreign Object Retrieval Safety Information Updates Tool List Safety Acronyms Used in this Manual Pluge Introduction System Description Contents Image Path Optical System System Description Arc Lamp Light Path System Description Optical System Block Diagram General Description Electronics System Low Voltage Power Supply Lvps Power Supplies P72 Arc Lamp Power Supply Alps High Voltage Power Supply Hvps J44 High Voltage Power SupplyJ45 Video Amplifier PCB Low Voltage Power Supply Grnfocus Blufocus CRTsRedanode Grnanode Bluanode Redfocus Standard RGB Video Input Card Rgbvic Video Input Cards Video Processor Board Bits Information DescriptionProjector Inputs Quad Input RGB VIC System Controller Board Hdtv YPbPr VIC Quad Input RGB VIC Hdtv YPbPr VIC Input/Output Diagram Hdtv VIC Signals Projector Inputs Outputs Description Iicint Quad Standard Decoder VICHOR Inputs Description Iicclk Standard Information DescriptionSource Video Processor Board Low Voltage Power Supply Video Processor PCB Blucont Video Processor BoardRedcont Grncont System Controller Board Video Amplifier Raster Timing Generator External Video Selvic #3 Selvic #1Selvic #2 Video Amplifier Video Amplifier Board Horizontal/Vertical Deflection Board High Voltage Power Supply Arcgrd System Power SupplyRaster Timing Generator Board System Controller PCB 12. System Controller Board, Block Diagram Bluover OverlayRedover Grnover Convergence/Deflection Board Low Voltage Power Supply Arc Lamp Power Supply Lampena Projection LensFront IR Lamplit Raster Timing Generator PCB Information Description Bits Input Vcount RtgokRtgmodel Hcount ConvergenceDeflection Board Low Voltage Power Supply Horizontal/Vertical Deflection PCB Vredlincontrol Input Information Description Hvdmodel Deflok Scan Reversal Board Raster Timing Generator RTG board System Description Convergence/Deflection PCB ILAFREQN3 Input No. Information DescriptionILAFREQN1 ILAFREQN2 ILAFREQN7 ILAFREQN4ILAFREQN5 ILAFREQN6 Rasterfil ConvenableTpkey Tpkeybal Scan Reversal Board ILAs Parabola Inputs Description VdriveOutputs Description FRONT/REAR FLOOR/CEIL 14.Scanning signal states 16.Scan Reversal Board, Input/Output Diagram Horizontal / Vertical Deflection Board Green Yoke Connector Red Yoke Connector Blue Yoke Connector Backplane PCB Backplane 18.The Hughes-JVC Image Light Amplifier Image Light Amplifier Technology 19.Simplified image/optical path System Description Arc Lamp Focus and Alignment Service Adjustments Arc Lamp Focus adjustments Service Adjustments Arc Lamp Power Supply connections Arc Lamp Current Setting ILA Back Focus Electronic Module Tilt-up Service Adjustments CRT Mechanical Focus CRT Rotation CRT Mechanical Focus adjustments CRT Electronic Focus ILA Overlap RGB Electronic Focus adjustments Front/Rear Jumper Setting Horizontal Reverse Front/Rear or Inverted Projection Jumper Settings Inverted Vertical Jumper Setting Vertical and Horizontal Size Settings Horizontal/Vertical Deflection Board Software Updating Command Service Adjustments Records processed11282 Upload Successful Cleaning Lenses, ILA Assemblies and Mirrors Service Adjustments Maintenance Removal/Replacement Maintenance Removal/Replacement Major components of the Model 200 Projector Projector Covers Rollbar Assembly Air Filters Arc Lamp Assembly 3Arc Lamp cover Lamphouse Dock and Arc Lamp with cover off High Voltage Power Supply Arc Lamp Power Supply High Voltage Power Supply cover Raster Timing, System Controller, Video Processor PCBs Convergence/Deflection PCB Horizontal/Vertical Deflection PCB Video Input Cards VICs Video Amplifier PCB Video Amplifier PCB showing breakaway CRT Socket Connectors Scan Reversal PCB 11.View of CRTs, Relay lenses and ILA Assemblies ILA Assembly Relay Lens Projection Lens Prism Assembly 15.Prism Assembly mount Maintenance Removal/Replacement Maintenance Removal/Replacement Status LEDs Troubleshooting Left side of projector with rear cover off Category Error Category Description Error CodesError Categories Error ON-SCREEN Text Description Error Codes Lamp Failed to light /LAMPLITB not Low for No Picture Troubleshooting GuideTroubleshooting Guide No Power XY Convergence Image out of focusPicture Geometry Picture-Various ProblemsPicture Color Balance Problem Check Possible Solution Section Troubleshooting Export Import Windows Terminal Transfers + Send Text File Import Failed Chrominance AmorphousAspect Ratio Bandwidth Horizontal Size Coils Laser Power SupplyHorizontal Scan Reversal Jumper VHS Scan Line Vertical ResolutionSaturated Color Scan Glossary

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