JVC Model 200 service manual

Contents

Main DECLARATION OF CONFORMITY Table of Contents Safety Information Chapter 1 Introduction Chapter 2 Functional Description Chapter 3 Service Adjustments Chapter 4 Maintenance (Removal/Replacement) Page Safety Information Introduction Safety Equipment: WARNINGS AND CAUTIONS! WARNING SYMBOL WARNING!!! CAUTION!!! Heat Safeguards CAUTION! Light Safeguards Ultra Violet and Infrared Light WARNING, BRIGHT LIGHT!!! WARNING!!! Ventilation and Foreign Object Retrieval CAUTION! Page 1.0 Introduction 1.1 Safety 1.2 Updates 1.3 Tool List 1.4 Acronyms Used in this Manual Page Page 2.0 System Description Contents 2.1 Introduction 2.2 Optical System CAUTION! 2.2.1 Image Path Page 2.2.2 Arc Lamp Light Path WARNING!!! Page Page 2.3 Electronics System 2.3.1 General Description Figure 2-2. Model 200 System Block Diagram 2.3.2 Power Supplies Figure 2-3. LVPS Input/Output Diagram Page Page J45 J44 J45 HIGH VOLTAGE POWER SUPPLY Figure 2-5. High Voltage Power Supply, I/O Diagram Table 2-1. High Voltage Power Supply I/O signals Raster Timin g Generator PCB Page CRTs 2.3.3 Video Input Cards Standard RGB Video Input Card (RGB_VIC) Figure 2-6. Standard RGB VIC I/O Table 2-2. Standard RGB VIC IIC communication I/O Bits Information Description Table 2-3. Standard RGB VIC I/O signals Projector Inputs Video Processor Board System Controller Board Low Voltage Power Supply Quad Input RGB VIC Figure 2-7. Quad Input RGB VIC HDTV YPbPr VIC Figure 2-8. HDTV YPbPr VIC Input/Output Diagram. Table 2-4. HDTV VIC IIC Interface I/O Bits Information Description Table 2-5. HDTV VIC Signals Projector Inputs Video Processor Board System controller board Low Voltage Power Supply Quad Standard Decoder VIC Figure 2-9. Quad Standard Decoder I/O Diagram. Table 2-4. Quad Standard Decoder VIC IIC Interface I/O Information Description Table 2-6. Quad Standard Decoder VIC Signals Projector Inputs Video Processor Board System Controller Board Page 2.3.4 Video Processor PCB Chapter 2---System Description J17 LVPS J16 Figure 2-10. Video Processor I/O Diagram Table 2-6. Video Processor IIC communication I/O Information Description Table 2-7. Video Processor I/O signals S Page External Video Page 2.3.5 Video Amplifier VIDEO AMPLIFIER BOARD Figure 2-11. Video Amplifier PCB, Block Diagram. Page Raster Timing Generator Board INPUTS DESCRIPTION CRTs OUTPUTS DESCRIPTION OUTPUTS DESCRIPTION System Power Supply INPUTS DESCRIPTION 2.3.6 System Controller PCB Chapter 2---System Description P11 P10 SYSTEM CONTROLLER BOARD Figure 2-12. System Controller Board, Block Diagram. Table 2-9. System Controller Board I/O signals V ideo Processor Board Raster Timin g Generator Page High Voltage Power Supply Low Voltage Power Supply Arc Lamp Power Supply Projection Lens Front IR 2.3.7 Raster Timing Generator PCB RASTER TIMING GENERATOR Figure 2-13. Raster Timing Generator, Input/Output Diagram. Table 2-10. Raster Timing Generator IIC communication Table 2-11. Raster Timing Generator I/O signals Video Processor Board Horizontal/Vertical Deflection Board High Voltage Power Supply ConvergenceDeflection Board Page 2.3.8 Horizontal/Vertical Deflection PCB Figure 2-14. Horizontal/Vertical Deflection PCB I/O Diagram. Table 2-10. Horizontal/Vertical Deflection IIC Data Interface Page Table 2-11. Horizontal/Vertical Deflection I/O signals Video Processor Board Scan Reversal Board Convergence/Deflection Board Raster Timing Generator (RTG board) System Power Supply Page 2.3.9 Convergence/Deflection PCB Chapter 2---System Description J31 HVDB LVPS CONVERGENCE/ DEFLECTION BOARD SCB Figure 2-15. Convergence/Deflection Board I/O diagram. Table 2-12. Convergence/Deflection IIC communication Page Table 2-13. Convergence Deflection I/O signals ILAs Scan Reversal Board Horizontal/Vertical Deflection Board Raster Timing Generator Board High Voltage Power Supply Low Voltage Power Supply 2.3.10 Scan Reversal Board Table 2-14. Scanning signal states Figure 2-16. Scan Reversal Board, Input/Output Diagram. Table 2-15. Scan Reversal Board I/O signals Horizontal / Vertical Deflection Board Convergence/Deflection Board Red Yoke Connector Green Yoke Connector Blue Yoke Connector 2.3.11 Backplane PCB Backplane PCB Figure 2-17. Backplane Board Interface Block Diagram. 2.4 Image Light Amplifier Technology Figure 2-18. The Hughes-JVC Image Light Amplifier. Figure 2-19. Simplified image/optical path. Page 3.0 Service Adjustments Contents CAUTION! 3.1 Arc Lamp Focus and Alignment Figure 3-1. Arc Lamp Focus adjustments. Page 3.2 Arc Lamp Current Setting Figure 3-3. Arc Lamp Power Supply connections. Figure 3-4. Arc Lamp Power Supply aperture. 3.3 Electronic Module Tilt-up 3.4 ILA Back Focus Page 3.5 CRT Mechanical Focus Figure 3-5. CRT Mechanical Focus adjustments. 3.6 CRT Rotation 3.7 CRT Electronic Focus Figure 3-6. RGB Electronic Focus adjustments. 3.8 ILA Overlap 3.9 Front/Rear or Inverted Projection Jumper Settings 3.9.1 Front/Rear Jumper Setting (Horizontal Reverse) HORIZ SIZE COILS Figure 3-7. Scan Reversal Board. 3.9.2 Inverted Vertical Jumper Setting 3.10 Vertical and Horizontal Size Settings Figure 3-8. Horizontal/Vertical Deflection Board. 3.11 Software Updating Page Page 3.12 Cleaning Lenses, ILA Assemblies and Mirrors Page 4.0 Maintenance (Removal/Replacement) Contents 4.1 Introduction WARNING Chapter 4---Maintenance (Removal/Replacement) Figure 4-1. Major components of the Model 200 Projector. Model 200 Service Manual 4-3 4.2 Projector Covers Figure 4-2 Rollbar Assembly. CAUTION! 4.3 Air Filters 4.4 Arc Lamp Assembly WARNING!!! Figure 4-3 Arc Lamp cover. Figure 4-4. Lamphouse Dock and Arc Lamp with cover off. 4.5 Arc Lamp Power Supply 4.6 Low Voltage Power Supply 4.7 High Voltage Power Supply Figure 4-5. High Voltage Power Supply cover. Figure 4-6 High Voltage Power Supply. 4.8 Raster Timing, System Controller, Video Processor PCBs 4.9 Convergence/Deflection PCB. Figure 4-7. Convergence/Deflection PCB. 4.10 Horizontal/Vertical Deflection PCB Figure 4-8. Horizontal/Vertical Deflection PCB. 4.11 Video Input Cards (VICs) 4.12 Video Amplifier PCB CAUTION! Figure 4-9. Video Amplifier PCB showing breakaway CRT Socket Connectors. 4.13 Scan Reversal PCB Figure 4-10. Scan Reversal PCB. 4.14 CRT/Yoke Assembly Warning!!! Figure 4-11. View of CRTs, Relay lenses and ILA Assemblies. 4.15 ILA Assembly 4.16 Relay Lens 4.17 Projection Lens Figure 4-13. Projection Lens locking screw and removal notch. WARNING!!! 4.18 Prism Assembly CAUTION! The removal of the Prism Assembly Figure 4-14. Dichroic Mirror Assembly. Figure 4-15. Prism Assembly mount. CAUTION!!! Page 5.0 Troubleshooting Contents 5.1 Status LEDs Figure 5-1. Projector rear with cover and rear panel off. Page Figure 5-4. Convergence/Deflection and Video Amplifier LEDs. 5.2 Error Codes Table 5-1. Error Categories: Table 5-2. Error Codes. ERROR NUMBER ON-SCREEN TEXT DESCRIPTION Table 5-2 Error Codes (continued) Page 5.3. Troubleshooting Guide Table 5-3. Troubleshooting Guide. PROBLEM CHECK POSSIBLE SOLUTION SECTION Page Page { 4.Timing (5) } Page Model 200 Configuration Data Export / Import Procedure EXPORT Model 200 Service Manual A-1 Import/Export IMPORT A-2 Model 200 Service Manual Model 200 Service Manual A-3 Import/Export A-4 Model 200 Service Manual Glossary Of Terms