Canon PC420 Manuals

Manuals and User Guides for Canon PC420. We have 4 Canon PC420 manuals available for free PDF download: Service Manual, Service Handbook

Canon PC420 Service Manual (306 pages)

Brand: Canon | Category: Copier | Size: 3.41 MB

Table of Contents

5
- General Description
  11
- Chapter 1 General Description
  
  12
  - Features
    13
  - Specifications
    14
  - Names of Parts
    16
    
    External View
    16
    
    Cross Section
    17
  - Operation
    18
    
    Control Panel
    18
    
    Making Copies
    20
    
    Pc420/430/Fc220
    21
    
    Making Copies
    22
    
    Pc400/Fc200
    22
    
    Add Paper Indicator
    23
    
    Jam Indicator
    23
    
    Replacing the Cartridge
    23
    
    Changing the Density
    26
    
    Cleaning
    26
  - Lens Array
    27
    
    When Not Using the Copier for a Long Time
    28
    
    Image Formation
    29
    
    Outline
    29
Chapter 2 Basic Operation

31
- Basic Operation
  31
  - Outline
    33
  - Basic Operation
    33
  - Outline of Electrical Circuit
    34
  - Basic Sequence of Operations (A4, 2 Copies)
    35
  - Main Motor Control Circuit
    37
    
    Operation
    37
    
    Outline
    37
    
    Overcurrent Sensor
    37
  - Inputs to DC Controller
    38
  - Outputs from DC Controller
    40
Chapter 3 Exposure System

43
- Exposure/Copyboard Drive System
  45
  - Outline of Exposure System
    45
  - Copyboard Drive System
    45
    
    Outline
    45
    
    Controlling the Copyboard
    47
    
    Mechanism of Copyboard Drive Assembly
    48
- Controlling the Scanning Lamp
  51
  - Outline
    51
  - Operations
    52
  - Controlling the Intensity of the Scanning Lamp (VR604)
    52
  - Mechanical System
    53
- Detaching the Scanning Lamp
  54
  - Scanning System
    54
- Detaching the Copyboard
  55
  - Copyboard Drive Assembly
    55
Chapter 4 Image Formation System

57
- Image Formation System
  57
- Process Description
  59
  - Outline
    59
  - Sequence of Image Formation Operations (A4, 2 Copies)
    60
  - Sequence of Image Formation
    60
  - Primary Charging Control Circuit
    61
    
    Outline
    61
    
    Operations
    62
  - Controlling Developing Bias
    64
    
    Outline
    64
    
    Operations
    66
  - Transfer Charging Control Circuit
    68
    
    Outline
    68
    
    Operations
    69
  - Document Density Measurement (AE; PC420/430/FC220)
    72
  - Charging, Developing, and Cleaning Systems
    75
  - Cartridge
    75
  - Mechanical System
    76
  - Photosensitive Drum
    77
  - Transfer Charging Roller
    78
Chapter 5 Pick-Up/Feeding System

79
- Outline
  81
- Controlling the Pick-Up Roller
  82
  - Pc420/430/Fc220
    82
  - Pc400/Fc200
    83
- Controlling the Registration Roller
  84
  - Outline
    84
  - Pick-Up/Feeding Timing Chart (A4, 2 Copies)
    85
- Checking for Jams
  86
  - Delivery Delay Jam
    86
    
    Pc400/Fc200
    86
    
    Pc420/430/Fc220
    86
  - Delivery Stationary Jam
    87
    
    Pc400/Fc200
    87
    
    Pc420/430/Fc220
    87
  - Pick-Up Delay Jam (PC420/430/FC220)
    88
  - Pick-Up Stationary Jam
    89
    
    Pc400/Fc200
    89
    
    Pc420/430/Fc220
    89
  - Paper Is Present at the Pick-Up or Delivery Sensor at Time of Power-On or When the Copy Start Key Is Pressed
    89
- Mechanical System
  90
Chapter 6 Fixing System

97
- Fixing System
  97
- Outline of Operations
  99
  - Outline
    99
- Controlling the Supply Power to the Fixing Heater
  101
  - Controlling the Fixing Heater Temperature
    101
- Protection Mechanisms
  103
- Mechanical System
  104
  - Fixing Assembly
    105
    
    Construction
    105
    
    Detaching the Fixing Assembly
    105
Chapter 7 Externals/Auxiliary Mechanisms

111
- Power Supply
  113
  - Outline
    113
  - Power Supply PCB
    114
  - Protection Mechanism for Power Supply Circuit
    114
- II.mechanical System
  115
  - Mechanical System
    115
  - Detaching the Control Panel Cover
    116
  - External Covers
    116
  - Detaching the Body Cover
    117
  - Detaching the Top Cover
    119
  - Copyboard Assembly
    121
  - DC Controller/DC Power Supply PCB
    123
  - Control Panel PCB
    126
- Chapter 8 Installation
  
  127
  - Selecting the Site
    127
  - Unpacking and Installation
    127
Chapter 9 Maintenance and Servicing

135
- Durables
  137
- Periodical Servicing
  137
- Periodically Replaced Parts
  137
- Notes about Cartridge
  138
  - Storing Sealed Cartridges
    138
- Storing and Handling Unsealed Cartridges
  139
  - Storing Unsealed Cartridges
    139
  - Handling the Cartridge
    139
Chapter 10 Troubleshooting

143
- Troubleshooting
  143
- Maintenance and Inspection
  147
  - Image Adjustment Basic Procedure
    147
  - Points to Note
    148
- Mechanical
  149
- Image Troubleshooting
  155
- Troubleshooting Malfunctions
  168
  - (Self Diagnosis; PC400/FC200)
    168
  - AC Power Is Absent
    170
  - Pick-Up Fails
    171
  - The Scanning Lamp Fails to Go on
    171
  - The Main Motor Fails to Rotate
    172
  - The Copyboard Fails to Move
    172
  - (Paper Feeding Normally)
    173
  - (At Time of Jam)
    173
  - The Fixing Heater Fails to Operate
    173
- Troubleshooting Paper Feed Problems
  174
  - Copy Paper Jams
    174
    
    Pick-Up Assembly
    175
    
    Separation/Feeding Assembly
    175
    
    Fixing/Delivery Assembly
    176
  - Feeding Faults
    177
    
    Double Feeding
    177
    
    Wrinkles
    177
  - Of Electrical Parts
    178
  - Sensors and Solenoids
    178
  - Switches
    179
  - Lamp, Heater, Motor, and Others
    180
    
    Printed Circuit Board (PCB)10-37
    181
    
    Variable Resistors (VR) and Check Pins by PCB
    182
  - Self Diagnosis
    184
- VII. Self Diagnosis
  184
- C. General Circuit Diagram...a
  187
- General Timing Chart
  188
- Signals/Abbreviations Lista-3
  190
  - Signals
    190
  - Abbreviations
    191
- Appendix
  191
  - Special Tools Table
    194
  - Solvents/Oils Table
    195
    
    Parts Catalog
    198
Table of Contents

201
- Assembly Location Diagram
  202
- Control Panel Assembly
  221
- Copyboard Cover Assembly
  223
  - Copyboard Cover Assembly (Pc)
    225
- Copyboard Drive Assembly
  227
  - Registration Roller Assembly
    228
- Paper Pick-Up Roller Assembly
  230
- Delivery Cover Assembly
  231
- List of Connectors
  238
Table of Contents

247
- Variable Resistors (VR) and
  248
- Chapter 1 Maintenance and Inspection
  251
- Durables
  251
- Periodical Servicing
  251
- Periodically Replaced Parts
  251
- Notes on Cartridge
  252
  - Storing Sealed Cartridges
    252
  - E. Image Adjustment Basic Procedure
    255
- Chapter 2 Standards and Adjustments
  
  257
- Chapter 4 Troubleshooting Malfunctions
  
  277
  - Troubleshooting Malfunctions
    277
    
    Self Diagnosis;Pc400/Fc200)
    277
    
    Pick-Up Fails
    280
    
    The Scanning Lamp Fails to Go on
    280
    
    DC Controller/DC Power
    282
  - Chapter 5 Troubleshooting Paper Feed Problems
    283
  - Copy Paper Jams
    283
    
    Pick-Up Assembly
    284
    
    Separation/Feeding Assembly
    284
    
    Fixing/Delivery Assembly
    285
- Chapter 6 Arrangement and Functions of Electrical Parts
  
  287
  - Sensors and Solenoids
    287
  - Switches
    288
  - Lamp, Heater, Motor, and Others
    289
  - Printed Circuit Board (PCB)
    290
    
    Control Panel Pcb
    292
  - Control Panel PCB
    294
  - DC Controller/DC Power Supply PCB
    294
  - General Timing Chart
    295
  - Signals/Abbreviations List
    297
    
    Signals
    297
    
    Abbreviations
    298
- Appendix
  
  298
  - General Circuit Diagram
    299
  - Special Tools Table
    301
  - Solvents/Oils Table
    302
  - Specifications
    303

Canon PC420 Service Manual (197 pages)

Brand: Canon | Category: Printer | Size: 1.64 MB

Table of Contents

5
- General Description
  11
- Chapter 1 General Description
  12
- Features
  13
- Specifications
  14
  - II. Specifications
    14
- Names of Parts
  16
  - External View
    16
  - Cross Section
    17
- Operation
  18
  - Control Panel
    18
    
    Making Copies
    20
    
    Pc420/430/Fc220
    21
    
    Pc400/Fc200
    22
  - Making Copies
    22
  - Jam Indicator
    23
  - Add Paper Indicator
    23
  - Replacing the Cartridge
    23
- Replacing the Cartridge
  24
  - Changing the Density
    26
  - Cleaning
    26
  - Copyboard Glass/Copyboard Cover
    26
- Lens Array
  27
- Pick-Up Roller
  28
  - When Not Using the Copier for a Long Time
    28
  - Image Formation
    29
  - Outline
    29
Chapter 2 Basic Operation

31
- Basic Operation
  31
- Basic Operation
  33
- Outline
  33
- Outline of Electrical Circuit
  34
- Basic Sequence of Operations (A4, 2 Copies)
  35
- Main Motor Control Circuit
  37
  - Outline
    37
  - Operation
    37
  - Overcurrent Sensor
    37
- Inputs to DC Controller
  38
- Outputs from DC Controller
  40
Chapter 3 Exposure System

43
- Exposure/Copyboard Drive System
  45
  - Outline of Exposure System
    45
  - Copyboard Drive System
    45
    
    Outline
    45
    
    Controlling the Copyboard
    47
    
    Mechanism of Copyboard Drive Assembly
    48
- Controlling the Scanning Lamp
  51
  - Outline
    51
  - Operations
    52
  - Controlling the Intensity of the Scanning Lamp (VR604)
    52
  - Mechanical System
    53
- Detaching the Scanning Lamp
  54
  - Scanning System
    54
- Detaching the Copyboard
  55
  - Copyboard Drive Assembly
    55
Chapter 4 Image Formation System

57
- Image Formation System
  57
- Outline
  59
- Process Description
  59
- Sequence of Image Formation
  60
- Sequence of Image Formation Operations (A4, 2 Copies)
  60
- Primary Charging Control Circuit
  61
  - Outline
    61
  - Operations
    62
- Controlling Developing Bias
  64
  - Outline
    64
  - Operations
    66
- Transfer Charging Control Circuit
  68
  - Outline
    68
  - Operations
    69
- Document Density Measurement (AE; PC420/430/FC220)
  72
- Operations
  72
- Cartridge
  75
- Charging, Developing, and Cleaning Systems
  75
- Outline
  75
- III.mechanical System
  76
- Photosensitive Drum
  77
  - Cleaning the Drum
    77
- Transfer Charging Roller
  78
Chapter 5 Pick-Up/Feeding System

79
- Outline
  81
- Controlling the Pick-Up Roller
  82
  - Pc420/430/Fc220
    82
  - Pc400/Fc200
    83
- Controlling the Registration Roller
  84
  - Outline
    84
  - Pick-Up/Feeding Timing Chart (A4, 2 Copies)
    85
- Checking for Jams
  86
  - Delivery Delay Jam
    86
    
    Pc420/430/Fc220
    86
    
    Pc400/Fc200
    86
  - Delivery Stationary Jam
    87
    
    Pc420/430/Fc220
    87
    
    Pc400/Fc200
    87
  - Pick-Up Delay Jam (PC420/430/FC220)
    88
  - Pick-Up Stationary Jam
    89
    
    Pc420/430/Fc220
    89
    
    Pc400/Fc200
    89
  - Paper Is Present at the Pick-Up or Delivery Sensor at Time of Power-On or When the Copy Start Key Is Pressed
    89
- Mechanical System
  90
Chapter 6 Fixing System

97
- Fixing System
  97
- Outline of Operations
  99
  - Outline
    99
- Controlling the Supply Power to the Fixing Heater
  101
  - Controlling the Fixing Heater Temperature
    101
- Protection Mechanisms
  103
- Mechanical System
  104
  - Fixing Assembly
    105
    
    Construction
    105
    
    Detaching the Fixing Assembly
    105
    
    Removing the Fixing Upper Unit
    107
Chapter 7 Externals/Auxiliary Mechanisms

111
- Power Supply
  113
  - Outline
    113
  - Power Supply PCB
    114
  - Protection Mechanism for Power Supply Circuit
    114
- II.mechanical System
  115
  - External Covers
    116
    
    Detaching the Control Panel Cover
    116
    
    Detaching the Body Cover
    117
    
    Detaching the Top Cover
    119
    
    Detaching the Delivery Assembly Cover
    119
  - Copyboard Assembly
    121
  - Detaching the Copyboard Cover
    121
  - DC Controller/DC Power Supply PCB
    123
  - Points to Note When Installing the Delivery Door Switch
    125
  - Control Panel PCB
    126
- Chapter 8 Installation
  127
- III. Relocating the Machine
  127
Chapter 9 Maintenance and Servicing

135
- Selecting the Site
  127
- Unpacking and Installation
  127
- Durables
  137
  - II. Durables
    137
- Periodical Servicing
  137
- Periodically Replaced Parts
  137
- Notes about Cartridge
  138
  - Storing Sealed Cartridges
    138
  - Storing Unsealed Cartridges
    139
    
    Storing and Handling Unsealed Cartridges
    139
  - Handling the Cartridge
    139
Chapter 10 Troubleshooting

143
- A. Image Adjustment Basic Procedure
  143
- Maintenance and Inspection
  147
  - Image Adjustment Basic Procedure
    147
  - Points to Note
    148
- Standards and Adjustments
  149
  - Mechanical
    149
  - Electrical
    150
    
    Adjusting the Intensity (VR604)
    150
    
    Adjusting the AE Mechanism (VR602, VR603)
    152
- Making Initial Checks
  155
  - Site Environment
    155
  - Checking the Documents
    155
  - Checking the Copyboard Cover and Copyboard Glass for Dirt and Scratches
    156
  - Checking the Lens Array for Dirt
    156
  - Checking the Transfer Charging Roller
    156
  - Checking the Feeding Assembly
    156
  - Checking the Copy Paper
    156
  - Checking the Durables
    156
  - Others
    158
- Samples of Image Faults
  160
- Troubleshooting by Image Fault
  161
- Troubleshooting Malfunctions
  168
  - (Self Diagnosis; PC400/FC200)
    168
  - AC Power Is Absent
    170
  - Pick-Up Fails
    171
  - The Scanning Lamp Fails to Go on
    171
  - The Main Motor Fails to Rotate
    172
  - The Copyboard Fails to Move
    172
  - (Paper Feeding Normally)
    173
  - (At Time of Jam)
    173
  - The Fixing Heater Fails to Operate
    173
- Troubleshooting Paper Feed Problems
  174
  - Copy Paper Jams
    174
    
    Pick-Up Assembly
    175
    
    Separation/Feeding Assembly
    175
    
    Fixing/Delivery Assembly
    176
  - Feeding Faults
    177
    
    Double Feeding
    177
    
    Wrinkles
    177
  - Of Electrical Parts
    178
  - Sensors and Solenoids
    178
  - Switches
    179
  - Lamp, Heater, Motor, and Others
    180
  - Printed Circuit Board (PCB)10-37
    181
  - Variable Resistors (VR) and Check Pins by PCB
    182
- Self Diagnosis
  184
  - VII. Self Diagnosis
    184
- General Timing Chart
  188
- Signals/Abbreviations Lista-3
  190
  - Signals
    190
  - Abbreviations
    191
  - Appendix
    192
  - General Circuit Diagram
    192
  - Special Tools Table
    194
  - Solvents/Oils Table
    195

Canon PC420 Service Handbook (62 pages)

Brand: Canon | Category: Copier | Size: 0.4 MB

Canon PC420 Service Manual (20 pages)

Brand: Canon | Category: Copier | Size: 0.32 MB

Controller/DC Power Supply PCB
8
I. Features
10
Chapter 1 Maintenance and Inspection

12
Chapter 2 Standards and Adjustments

12
Chapter 3 Image Troubleshooting

12
- Pc400/Fc200
  13
- Parts Catalog
  15
- Pick-Up Roller
  17
- Assembly Location Diagram
  18

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Canon PC420 Manuals

Canon PC420 Service Manual (306 pages)

Table of Contents

Table of Contents

Chapter 1 General Description

Chapter 2 Basic Operation

Chapter 3 Exposure System

Chapter 4 Image Formation System

Chapter 5 Pick-Up/Feeding System

Chapter 6 Fixing System

Chapter 7 Externals/Auxiliary Mechanisms

Chapter 8 Installation

Chapter 9 Maintenance and Servicing

Chapter 10 Troubleshooting

Table of Contents

Table of Contents

Chapter 2 Standards and Adjustments

Chapter 4 Troubleshooting Malfunctions

Chapter 6 Arrangement and Functions of Electrical Parts

Appendix

Canon PC420 Service Manual (197 pages)

Table of Contents

Table of Contents

Chapter 2 Basic Operation

Chapter 3 Exposure System

Chapter 4 Image Formation System

Chapter 5 Pick-Up/Feeding System

Chapter 6 Fixing System

Chapter 7 Externals/Auxiliary Mechanisms

Chapter 9 Maintenance and Servicing

Chapter 10 Troubleshooting

Canon PC420 Service Handbook (62 pages)

Table of Contents

Chapter 1 Maintenance and Inspection

Chapter 2 Standards and Adjustments

Chapter 3 Image Troubleshooting

Chapter 4 Troubleshooting Malfunctions

Chapter 5 Troubleshooting Paper Feed Problems

Chapter 6 Arrangement and Functions of Electrical Parts

Chapter 7 Self Diagnosis

Appendix

Canon PC420 Service Manual (20 pages)

Table of Contents

Chapter 1 Maintenance and Inspection

Chapter 2 Standards and Adjustments

Chapter 3 Image Troubleshooting

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