JVC 250 Manuals

JVC 250 Manuals

Manuals and User Guides for JVC 250. We have 1 JVC 250 manual available for free PDF download: Service Manual

JVC 250 Service Manual

JVC 250 Service Manual (190 pages)

Hughes-JVC Projector Service Manual

Brand: JVC | Category: Projector | Size: 5.17 MB

Table of Contents

Table of Contents

3
- Service Manual
  1
- Declaration of Conformity
  2
- Chapter 1 Introduction
  
  5
  - Safety
    5
  - Updates
    6
  - Acronyms
    6
- Chapter 2 System Description
  
  8
  - Introduction
    8
    
    Optical Section
    8
  - Electrical Section
    9
  - Optical Section
    10
    
    Electronic Section
    11
  - Electronic Section
    12
  - Miscellaneous Items
    14
- Chapter 3 Electrical
  
  17
  - Safety
    17
  - Incoming Power Circuit
    18
    
    Ac Power Cord
    18
  - Power Supplies
    19
  - Igniter Assembly
    31
4.0 Optical

34
- Optical Path
  34
- Chapter 4 Optical
  
  35
  - Arc Lamp
    35
  - Optical Path
    40
  - Ila
    46
  - Projection Lens
    53
5.0 Electronics

56
- Chapter 5 Electronic
  
  56
  - Relay Lenses
    53
  - Safety
    56
  - Leds
    57
    
    Introduction
    57
    
    System Controller PCB
    58
    
    System Controller PCB
    61
    
    Video Processor PCB
    66
    
    Diagrams
    67
    
    Video Processor PCB
    68
    
    Raster Timing Generator PCB
    71
    
    Raster Timing Generator PCB
    72
    
    Horizontal Vertical Deflection PCB
    76
    
    Horizontal Vertical Deflection PCB
    79
    
    Convergence Deflection PCB
    83
    
    Convergence Deflection PCB
    84
    
    Scan Reversal PCB
    89
    
    Video Amplifier PCB
    98
  - Crt/Yoke Assemblies
    106
    
    Vics
    113
    
    Standard RGBHV VIC
    114
    
    4-Input (Quad) RGBHV VIC
    119
    
    Ypbpr VIC
    122
    
    Quad Standard Decoder VIC
    125
    
    Quad Standard Decoder/Line Doubler VIC
    127
    
    Backplane PCB
    129
6.0 Miscellaneous Items

133
- Chapter 6 Miscellaneous Items
  
  133
  - Projector Covers
    133
    
    Electronics Module Tilt-Up
    134
    
    Ventilation
    135
    
    Air Filters
    136
    
    IR Detectors
    136
  - EMI Shield
    136
    
    Cleaning Lenses, ILA Assemblies, and Mirrors
    137
7.0 Troubleshooting

139
- Error Codes
  139
- Troubleshooting Guide
  139
- Leds
  140
  - Backpanel Leds
    140
  - Video Processor PCB Leds
    143
  - Raster Timing Generator PCB Leds
    145
  - Convergence Deflection PCB Leds
    147
  - Video Amplifier PCB Leds
    148
  - Backplane PCB Leds
    149
- Diagrams
  150
  - Image Path
    152
  - Deflection Path
    153
  - CRT Protection
    157
- Error Codes
  160
- Troubleshooting Guide
  163
  - Troubleshooting on the Backplane PCB
    164
8.0 Software and Protocol

168
- Chapter 7 Troubleshooting
  
  168
- Chapter 8 Software and Protocol
  
  168
  - Software Updating
    168
  - Configuration
    172
  - Importing/Exporting
    172
  - Exporting
    173
  - Importing
    174
  - Null Modem Adapter
    176
    
    Terminal Preferences
    177
    
    Terminals
    177
  - Terminals and Communication Protocol
    177
  - Communications Protocol
    178
- Chapter 9 Parts
  
  182
  - Replacement Parts List
    182
  - Glossary
    186

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