Canon D78-5241 Manuals

Manuals and User Guides for Canon D78-5241. We have 1 Canon D78-5241 manual available for free PDF download: Service Manual

Canon D78-5241 Service Manual

Canon D78-5241 Service Manual (71 pages)

Brand: Canon | Category: Projector | Size: 5.33 MB

Table of Contents

Service Manual
1
Table of Contents
6
Part 1: General Information

8
- Features
  9
  - Development Objectives
    9
  - Major Features
    10
- Specifications
  11
  - Type
    11
  - LCD Panel
    11
  - Optical Box
    11
  - Video / Audio
    11
  - Connectors
    11
  - Standard
    11
  - Accessories
    12
  - Options
    12
  - Others
    12
- Nomenclature
  13
  - Main Board
    13
  - Top Controls
    13
  - Rear Panel Terminals
    13
  - Computer Input Terminal / Control Port Connector
    13
  - Remote Control
    13
  - Remote Control Operating Range
    13
- Commentary
  14
  - External Appearance Design
    14
  - Optical System
    14
  - Video Input System
    16
  - Image Control
    17
  - Other Functions
    18
  - Mechanism
    18
- Connection Diagram
  20
  - Connection to the Computer
    20
  - Connecting to the Video Equipment
    20
- Setting-Up the Projector
  21
  - Positioning the Projector
    21
  - Installation Precautions
    21
- Supported Computer System Mode
  22
Part 2: Repair Information

23
- Safety Instructions
  24
- Lamp Replacement
  25
- Circuit Protections
  27
  - Fuse
    27
  - Temperature Protection Equipment
    27
- Service
  29
  - Cabinet Top Removal
    29
    
    Front Cabinet Removal
    29
    
    Main Board and Sub-Board Removal
    30
    
    Power Supply Unit and Fan (FN903) Removal
    30
    
    AV Unit and Fan (FN907) Removal
    31
    
    Lamp Ballast Unit Removal
    31
    
    Optical Unit, Fan (FN901) and Fan Louver Removal
    32
    
    Air Duct and Fan Removal
    32
    
    Lens and Panel Prism Assembly Removal
    33
- Cleaning
  34
Part 3: Adjustment

36
- Precautions for Adjustment
  37
- Electrical Adjustments
  41
  - Fan Voltage Adjustment
    41
  - NRS Adjustment
    41
  - Signal Center DC Voltage Adjustment
    41
  - Contrast Adjustment
    42
  - Signal Level Adjustment
    43
  - Flicker Adjustment
    43
  - White Balance Adjustment
    44
  - Contrast Linearity Adjustment
    44
  - Color Shading Correction
    44
- Test Points Locations
  45
- Troubleshooting
  46
Part 4: Parts Catalog

49
Part 5: Electrical Diagrams

60
- Parts Description and Reading in Schematic Diagram
  61
- Diode, Transistor and IC Pins
  63
  - Schematic Diagrams
    64
  - Printed Wiring Board Diagrams
    70

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