Canon DADF-H1 Manuals

Canon DADF-H1 Manuals

Manuals and User Guides for Canon DADF-H1. We have 1 Canon DADF-H1 manual available for free PDF download: Service Manual

Canon DADF-H1 Service Manual

Canon DADF-H1 Service Manual (155 pages)

Brand: Canon | Category: Printer Accessories | Size: 1.92 MB

Table of Contents

Table of Contents
6
Chapter 1 General Description

10
- Features
  11
- Specifications
  12
- Names of Parts
  14
  - Exterior View
    14
  - Cross-Sectional View
    15
Chapter 2 Outline of Operation

21
- Basic Configuration
  22
  - Electrical Circuit Schematics
    22
- Basic Operations
  25
- Document Pickup/Separation
  47
  - Basic Pickup Operation
    47
  - Pickup Station and Stopper
    49
  - Pickup Timing Chart
    50
  - Pickup Motor (M2)Control
    51
    
    Reversing
    52
    
    Operation
    52
  - Operating Sequences
    53
- Document Feed/Delivery
  54
  - Operation
    54
  - Operating Sequence
    55
  - Feed Motor (M1) Control
    56
    
    Jams
    57
- Power Supply
  60
Chapter 3 Mechanical Systems

62
- Basic Arrangement
  63
  - Exterior Covers
    63
    
    Removing the ADF
    63
    
    Detaching the
    64
    
    Detaching the Rear Cover
    65
    
    Detaching the Feeder Cover
    66
    
    Removing the Feed Roller Guide
    66
- Drive Mechanism
  67
  - Pickup Motor
    67
    
    Releasing the Pickup Motor
    67
    
    Mounting the Pickup Motor
    68
  - Feed Motor
    69
    
    Releasing the Feed Motor
    69
    
    Mounting the Feed Motor
    70
    
    Disassembling the Drive Mechanism
    71
- Feed System
  74
- Electrical
  89
- ADF Controller PCB
  89
- Feed Station Sensors
  89
  - Removing the Sensor Assembly
    89
  - Removing Sensors
    90
- Document Pickup Tray Sensors
  90
  - Removing the Document Width Detection Variable Resistor
    90
  - Installing the Document Width Detection Variable Resistor
    91
- Other Sensors and Solenoids
  92
Chapter 4 Maintenance and Inspection

94
- Parts Requiring Periodic Replacement
  95
- Expendable Parts Durability Table
  95
- Periodic Service List
  96
- Cleaning
  98
  - Reader Station Parts
    98
    
    Document Table Glass
    98
    
    ADF Parts
    98
    
    Platen Guide
    98
    
    Blank Plate (Crimp Plate)
    98
  - Rollers and Guides
    99
    
    Blank Paper Feed Cleaning
    99
    
    Document Pickup Tray
    100
    
    Pickup Roller, Separation Roller
    100
Chapter 5 Troubleshooting

106
- Specifications and Adjustments
  107
  - Basic Adjustments
    107
    
    Height Adjustment
    107
    
    Squareness Adjustment
    109
    
    Scanning Position Adjustment
    110
    
    Horizontal Registration Adjustment
    112
    
    Trailing Registration Adjustment
    119
  - Making Adjustments Following Replacement of Key Parts
    123
    
    Overview
    123
    
    Tray Width Detection Variable Resistor Adjustment Mode
    123
- Troubleshooting
  125
  - Corrective Actions by Fault
    125
    
    E420 Lit
    125
    
    E421 Lit
    125
    
    E422 Lit
    125
    
    Black Streaks Appearing in a Printed Image in the Sub Scanning Direction
    125
- Electrical Parts Layout
  126
  - Sensors
    126
  - Motors, Clutches, Solenoids, PCB, Etc
    127
- Leds, Check Pins, and Switches by PCB
  128
  - ADF Controller PCB
    128
    
    Component Layout
    128
    
    DIP Switch Function List
    129
  - Junction PCB
    132
  - Document Set LED PCB
    133
- Self-Testing
  134
  - Overview
    134
  - Alarms
    135
  - Jams
    135
  - Errors
    136
  - Host I/O Displays
    137
APPENDIX General Timing Charts

140
- Flow-Scanning a Single-Sided A4 Document
  140
- Scanning a Double-Sided A4 Document, Face First, Back Next
  141
- Signal Name/Designation List
  142
- General Block Diagram
  144
- ADF Controller Block Diagram
  146
- Document Set Display Block Diagram
  150
- Junction PCB Block Diagram
  150
- Jam Code List
  151
- Solvent/Grease List
  152
- Special Tools List
  152

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