Canon iR2320 series Manuals

Manuals and User Guides for Canon iR2320 series. We have 1 Canon iR2320 series manual available for free PDF download: Service Manual

Canon iR2320 series Service Manual

Canon iR2320 series Service Manual (308 pages)

Brand: Canon | Category: All in One Printer | Size: 13.21 MB

Table of Contents

Service Manual
1
Table of Contents
7
Chapter 1 Introduction

17
- System Construction
  21
- Product Specifications
  26
  - Names of Parts
    26
    
    External View (1-Cassette Model)
    26
    
    External View (2-Cassette Model)
    26
    
    Cross-Section
    27
  - Using the Machine
    28
    
    Turning on the Power Switch (1-Cassette Model)
    28
    
    Turning on the Power Switch (2-Cassette Model)
    29
    
    When Turning off the Main Power Switch (1-Cassette Model)
    30
    
    When Turning off the Main Power Switch (2-Cassette Model)
    32
    
    Control Panel
    33
  - User Mode Items
    34
    
    Audible Tones
    34
    
    Common Settings
    35
    
    Copy Settings
    36
    
    Printer Settings
    36
    
    Timer Settings
    37
    
    Adjustment/Cleaning
    37
    
    Report Settings
    37
    
    System Settings
    38
    
    Network Settings
    39
  - Maintenance by the User
    40
    
    User Maintenance Items
    40
    
    Cleaning
    41
  - Safety
    42
    
    Safety of the Laser Light
    42
    
    CDRH Regulations
    42
    
    Handling the Laser Unit
    43
    
    Safety of Toner
    43
    
    Point to Note about Fire
    43
  - Product Specifications
    44
  - Function List
    45
    
    Printing Speed (Ir2422Series)
    45
    
    Printing Speed (Ir2420/Ir2320Series)
    46
    
    Printing Speed (Ir2318Series)
    47
Chapter 2 Installation

51
Chapter 3 Main Controller

91
- Construction
  95
  - Constraction and Mechanisms
    95
- Construction of the Electrical Circuitry
  96
  - Image Processor PCB
    96
- Image Processing
  96
- Flow of Image Data
  100
  - Image Data Flow of Copy Function
    100
  - Image Data Flow of BDL Function
    100
- Parts Replacement Procedure
  101
  - Main Controller PCB
    101
    
    Preparation for Removing the Image Processor PCB
    101
    
    Removing the Image Processor PCB
    101
    
    Procedure after Replacing the Image Processor PCB
    101
Chapter 4 Original Exposure System

103
Chapter 5 Laser Exposure

137
- Construction
  141
  - Overview
    141
  - Specifications and Control Mechanism
    141
  - Main Components
    142
  - Control System Configuration
    143
- Various Controls
  144
  - Controlling the Laser Activation Timing
    144
    
    Laser Emission ON/OFF Control
    144
    
    Horizontal Synchronization Control
    144
  - Controlling the Intensity of Laser Light
    144
    
    Automatic Photocurrent Control (APC)
    144
  - Controlling the Laser Scanner Motor
    145
    
    Laser Scanner Motor Control
    145
  - Controlling the Laser Shutter
    146
    
    Laser Shutter Control
    146
- Parts Replacement Procedure
  147
  - Laser Scanner Unit
    147
    
    Removing the Laser Scanner Unit
    147
Chapter 6 Image Formation

149
- Construction
  153
  - Specifications of Image Formation System
    153
  - Major Components of Image Formation System
    154
- Image Formation Process
  155
- Basic Sequence
  156
  - Basic Sequence of Operation
    156
- Driving and Controlling the High-Voltage System
  157
  - Outline
    157
- Drum Unit
  158
  - Outline of the Drum Unit
    158
    
    Outline
    158
  - Charging Mechanism
    158
    
    Primary Charging Bias Control
    158
- Developing Unit
  159
  - Outline
    159
  - Developing Bias Control
    159
- Toner Container
  160
  - Outline
    160
- Transfer Unit
  160
  - Outline of the Transfer Unit
    160
  - Controlling the Transfer Bias
    161
    
    Transfer Roller Bias Control
    161
  - Separation Mechanism
    161
    
    Static Eliminator Bias Control
    161
- Photosensitive Drum Cleaning
  162
  - Outline
    162
  - Waste Toner Full Detection
    162
- Parts Replacement Procedure
  163
  - Drum Unit
    163
    
    Removing the Drum Unit
    163
  - Developing Assembly
    163
    
    Removing the Developing Assembly
    163
    
    Precautions about Installation of Developing Assembly
    163
    
    Procedure after Replacing the Developing Assembly
    163
  - Transfer Charging Roller
    164
    
    Removing the Transfer Charging Roller
    164
Chapter 7 Pickup/Feeding System

165
- Construction
  169
- Detecting Jams
  178
  - Delay Jams
    178
    
    Delay Jam in Pickup Assembly
    178
    
    Delay Jam in Delivery Assembly (Paper Leading Edge Jam at Delivery Sensor/Wound Paper Jam at Fixing Assembly)
    178
    
    Duplex Paper Sensor 1 Delay Jam
    179
    
    Duplex Paper Sensor 2 Delay Jam
    179
  - Stationary Jams
    179
    
    Stationary Jam in Pickup Assembly
    179
    
    Stationary Jam in Delivery Assembly
    179
    
    Delivery Sensor)
    179
    
    Duplex Paper Sensor 1 Stationary Jam
    179
    
    Duplex Paper Sensor 2 Stationary Jam
    179
  - Other Jams
    179
    
    Door Open Jam
    179
- Cassette Pick-Up Unit
  180
  - Overview
    180
  - Cassette Pickup Operation
    180
  - Cassette Paper Size Detection
    182
- Manual Feed Pickup Unit
  182
  - Overview
    182
  - Post-Pickup Control after Multi Manual Feed Pickup
    183
- Parts Replacement Procedure
  184
  - Pickup Roller
    184
    
    Removing the Cassette Paper Pickup Roller
    184
  - Cassette
    184
    
    Removing the First Cassette Unit
    184
    
    Removing the Second Cassette Unit
    185
  - Cassette Pickup Assembly
    187
    
    Removing the Cassette Pickup Assembly
    187
  - Cassette Size Sensor
    187
    
    Removing the Paper Size Detection Switches
    187
  - Cassette Retry Paper Sensor
    187
    
    Removing the Retry Sensor
    187
  - Cassette Paper Sensor
    187
    
    Removing the Cassette Paper Presence/Absence Sensor
    187
  - Cassette Pickup Solenoid
    188
    
    Removing the Cassette Pickup Solenoid
    188
  - Manual Pickup Roller
    188
    
    Removing the Multifeeder Pickup Roller
    188
  - Manual Feed Tray Paper Sensor
    188
    
    Removing the Multifeeder Paper Presence/Absence Sensor
    188
  - Manual Feed Pickup Solenoid
    189
    
    Removing the Multifeeder Pickup Solenoid
    189
    
    Removing the Multifeeder Paper Presence/Absence Sensor
    189
  - Registration Roller
    190
    
    Removing the Registration Roller
    190
  - Registration Clutch
    190
    
    Removing the Registration Clutch
    190
  - Separation Roller
    190
    
    Removing the Feed and Separation Rollers
    190
  - Separation Pad
    191
    
    Removing the Separation Pad
    191
Chapter 8 Fixing System

193
- Construction
  197
  - Specifications, Control Mechanisms, and Functions
    197
  - Major Components
    197
- Various Control Mechanisms
  198
  - Controlling the Speed of the Fixing Film
    198
    
    Controlling the Fixing Film Speed
    198
  - Controlling the Fixing Film Temperature
    199
    
    Outline
    199
    
    Target Temperatures by Mode
    199
  - Detecting the Passage of Paper
    200
- Parts Replacement Procedure
  201
  - Fixing Unit
    201
    
    Removing the Fixing Unit
    201
  - Pressure Roller
    202
    
    Removing the Pressure Roller
    202
  - Fixing Film
    203
    
    Removing the Fixing Film Unit
    203
  - Fixing Delivery Sensor
    205
    
    Removing the Fixing Delivery Sensor
    205
  - Fixing Film Sensor
    206
    
    Removing the Fixing Film Sensor
    206
Chapter 9 External and Controls

207
- Control Panel
  211
  - Overview
    211
- Fans
  211
  - Fan Control
    211
- Power Supply System
  212
  - Power Supply
    212
    
    Outline (When the Duplex Unit Is Not Equipped)
    212
    
    Outline (When the Duplex Unit Is Equipped)
    213
    
    Outline (When the Duplex Unit Is Not Equipped)
    214
    
    Outline (When the Duplex Unit Is Equipped)
    215
    
    Rated Output of the Power Supply PCB
    216
  - Protection Function
    216
    
    Protective Mechanisms
    216
- Parts Replacement Procedure
  217
  - External Covers
    217
    
    Delivery Tray
    217
    
    Right Cover (Lower)
    217
    
    Right Cover (Upper)
    217
    
    Rear Cover
    217
    
    Left Cover (Lower)
    217
    
    Removing the Delivery Tray
    217
    
    Removing the Right Cover (Lower)
    217
    
    Removing the Right Cover (Upper)
    217
    
    Left Cover (Rear)
    218
    
    Reader
    218
    
    Reader Rear Cover
    218
  - Main Drive Assembly
    219
    
    Removing the Main Drive Unit
    219
    
    Removing the Fixing Drive Unit
    220
  - Power Supply Unit
    220
    
    Removing the Main Power Supply PCB
    220
  - Fixing Drive Assembly
    220
  - Control Panel
    222
    
    Removing the Operation Panel Unit
    222
  - DC Controller PCB
    222
    
    Removing the DC Controller PCB
    222
  - Option Power Supply PCB
    222
    
    Removing the Option Power Supply PCB
    222
  - Hvt Pcb
    225
    
    Removing the HVT PCB
    225
  - Fixing Heat Discharge Fan
    225
    
    Removing the Fan Filter (Non Duplex Unit)
    225
    
    Removing the Fan Filter (with Duplex Unit Type)
    226
  - Fixing Driver Motor
    227
    
    Removing the Fixing Unit Drive Motor
    227
  - Left Door
    227
    
    Removing the Left Door (Non Duplex Unit Type)
    227
    
    Removing the Left Door (with Duplex Unit Type)
    228
Chapter 10 Maintenance and Inspection

229
- Periodically Replaced Parts
  233
  - Overview
    233
  - Reader Unit
    233
  - Printer Unit
    233
- Durables and Consumables
  233
  - Printer Unit
    234
- Scheduled Servicing Basic Procedure
  234
  - Scheduled Servicing
    234
Chapter 11 Standards and Adjustments

235
- Scanning System
  239
  - Procedure after Replacing the CIS
    239
- Image Formation System
  239
  - Procedure after Replacing the Developing Assembly
    239
- Electrical Components
  239
  - Procedure after Replacing the Image Processor PCB
    239
Chapter 12 Correcting Faulty Images

241
- Making Initial Checks
  245
  - Site Environment
    245
  - Checking the Paper
    245
  - Checking the Placement of Paper
    245
  - Checking the Durables
    245
  - Checking the Units and Functional Systems
    245
  - Others
    247
- Outline of Electrical Components
  247
  - Clutch/Solenoid
    247
    
    List of Clutches/Solenoids
    247
  - Motor
    248
    
    List of Motors
    248
  - Fan
    249
    
    List of Fans
    249
  - Sensor
    249
    
    List of Sensors
    249
  - Switch
    251
    
    List of Switches
    251
  - Lamps, Heaters, and Others
    251
    
    List of Lamps, Heaters, and Others
    251
  - Pcbs
    252
    
    List of Pcbs
    252
Chapter 13 Self Diagnosis

257
- Error Code Table
  261
  - List of Error Codes
    261
- Error Code Details
  262
- Jam Code
  264
- Finisher Error Codes
  266
  - Error Code Details
    266
Chapter 14 Service Mode

269
- Outline
  273
  - Outline of Service Mode
    273
  - Using the Service Mode
    273
- Default Settings
  273
  - Service Mode Menus
    273
  - Services Choice
    273
  - Scan Setting
    274
  - Adjust
    274
  - CIS Position Adjust
    274
- Services Choice
  275
  - Scan Setting
    275
  - Printer Setting
    276
- Adjust
  278
  - CIS Position Adjust
    278
  - Reading Position Adjust
    278
  - Print Position
    278
- Counter
  278
  - Outline
    278
- Display
  279
  - Version Display
    279
  - Error Code Display
    279
- Report
  279
  - Outline
    279
  - Counter
    279
  - Service Label
    280
  - Service Data List
    281
  - Service Label
    281
  - Error Log Report
    281
- Clear Data
  282
  - Outline
    282
- Test
  283
  - Outline
    283
  - DRAM Test
    283
  - Scanner Test
    283
  - Printer Test
    283
  - Aging Test
    283
  - Factory Test
    283
  - Aging Test
    284
  - Factory Test
    284
  - Roller Clear Mode
    286
  - Video I/F Test
    286
Chapter 15 Upgrading

287
- Outline
  291
  - Overview of Upgrade
    291
- Downloading System Software
  291
  - Downloading System
    291
    
    Downloading Procedure
    291
  - Downloading BOOT
    294
    
    Downloading Procedure
    294
Chapter 16 Service Tools

295
- Service Tools
  295
  - Special Tools
    299
  - Oils and Solvents
    299
Chapter 17 Backup Data

301
- Backup Data
  301

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