User Manuals: Canon NP6621 Laser Copier Cartridges

Manuals and User Guides for Canon NP6621 Laser Copier Cartridges. We have 2 Canon NP6621 Laser Copier Cartridges manuals available for free PDF download: Service Manual, Service Handbook

Canon NP6621 Service Manual

Canon NP6621 Service Manual (340 pages)

Brand: Canon | Category: Printer | Size: 3 MB

Table of Contents

Table of Contents

5
- Chapter 1 General Description
  11
- Features
  11
- Specifications
  12
- Names of Parts
  17
  - Exterior
    17
  - Cross Section
    18
  - Basic Operation
    23
    
    Control Panel
    23
    
    Making Copies
    26
    
    Using the Stack Bypass
    27
    
    User Mode
    29
    
    Auto Clear Time
    30
    
    Auto Energy Saver Time
    30
    
    Initializing User Mode
    35
  - Warnings and Actions
    36
    
    Jam Indicator
    36
    
    B. Cleaning the Static Charge
    43
    
    Cleaning the Static Charge Eliminator
    43
  - Routine Cleaning
    44
Chapter 2 Copying Process

45
- Image Formation
  47
- Outline
  47
- Latent Static Image Formation Block
  48
- Step 1 (Pre-Exposure)
  49
- Step 2 (Primary Charging)
  49
- Step 3 (Image Exposure)
  50
- Step 4 (Development)
  50
- Step 5 (Transfer)
  51
- Step 6 (Separation)
  52
- Step 7 (Fixing)
  53
- Step 8 (Drum Cleaning)
  53
- Auxiliary Process
  54
- Blank Exposure
  54
Chapter 3 Operations and Timing

55
- Basic Operations
  57
- Functional Construction
  57
- Outline of Electrical Circuitry
  58
- Inputs to the DC Controller
  59
- Outputs from the DC Controller
  64
- Inputs to and Outputs from the Cassette Feeding Module-B2 Driver PCB
  69
- Inputs to and Outputs from the Cassette Feeding Module-A2 Driver PCB
  70
- Inputs to and Outputs from the Cassette Feeding Unit-K1 Driver PCB
  72
- Main Motor Control Circuit
  77
- Basic Sequence of Operations (2 Copies, Continuous, AE)
  78
- Original Size Detecton Control
  80
- Exposure System
  83
- Pick-Up/Feeding System
  113
  - Pick-Up from the Machine
    113
  - Making Two-Sided Copies (1Copy)
    117
  - Duplexing Unit
    119
  - Pick-Up from the Cassette Feeding Module-A2
    128
  - Pick-Up from the Cassette Feeding Unit-K1
    130
  - Paper Deck Pedestal-K1
    132
  - Lifter Operation
    135
  - Multifeeder
    138
  - Identifying the Size of the Cassette
    141
  - Fixing/Delivery Assembly
    143
  - Detecting Jams
    148
    
    Delivery Delay Jam
    153
    
    Delivery Stationary Jam
    154
- Power Supply
  157
  - Outline of Power Distribution
    157
  - Power Supply Circuitry
    158
  - Detecting Errors on the Power Supply PCB
    159
  - Protection Mechanisms for the Power Supply Circuit
    160
  - Service Mode
    161
- VI. Service Mode
  161
  - Outline
    161
    
    Using Service Mode
    161
    
    Control Display Mode ('1')
    163
    
    I/O Mode ('2')
    166
    
    Adjustment Mode ('3')
    170
    
    Operation/Inspection Mode ('4')
    173
    
    Machine Settings Mode ('5')
    174
    
    Counter Mode ('6')
    176
  - VII.self Diagnosis
    177
    
    Copier Self Diagnosis
    177
    
    Self Diagnosis on the Cassette Feeding Unit
    180
    
    RDF/ADF Self Diagnosis
    181
    
    Sorter Self Diagnosis
    182
  - Standards and Adjustments
    183
    
    Electrical
    183
    
    Checking the Photointerrupters
    189
Chapter 4 Mechanical System

191
- External Covers
  193
- Externals
  193
- Control Panel
  194
- Removing the Display Panel
  194
- Fan
  195
  - Removing the Exhaust Fan
    195
  - Removing the Scanner Cooling Fan
    195
- Counter
  196
- Drive System
  197
  - Scanner Drive System
    197
  - Routing the Scanner Cable
    199
  - Lens Drive Assembly
    202
  - Routing the Lens Cable
    204
  - Main Motor
    206
- Pick-Up/Feeding System
  207
  - Pick-Up Assembly
    207
  - Removing the Separation Pad
    208
  - Multifeeder Assembly
    209
  - Registration Roller Assembly
    212
  - Feeding Assembly
    214
  - Delivery Assembly
    214
    
    Duplexing Assembly
    215
    
    Cassette Unit
    216
    
    Paper Deck Pedestal-K1
    219
    
    Points to Note
    223
    
    Removing the Feeding Roller
    223
    
    Removing the Separation Roller
    224
  - Exposure System
    226
    
    Illuminating Assembly
    226
    
    Routing the Blank Shutter Cable
    228
  - Charging System
    230
    
    Drum Unit
    230
    
    Primary Charging Assembly
    231
    
    Transfer Charging Assembly
    232
    
    Drum Heater
    233
  - Developing System
    234
    
    Removing the Blade Assembly
    234
    
    Removing the Developing Assembly
    234
    
    Removing the Developing Cylinder
    235
  - Fixing System
    237
  - Removing the Fixing Roller
    238
  - VIII.electrical
    242
    
    Composite Power Supply PCB
    242
    
    DC Controller PCB
    242
    
    AE Sensor PCB
    243
Chapter 5 Installation

245
- Selecting the Site
  247
- Unpacking and Installing the Copier
  248
  - Unpacking and Removing Fixings
    248
  - Turning on the Copier
    251
  - Checking the Images and Operations
    253
  - Attaching the Drum Unit
    254
  - Changing the Cassette Size
    255
- Relocating the Copier
  257
- Replacing the Drum Unit
  258
- Installing the Control Card IV N
  260
- Cassette Heater Kit 5 Installation
  262
- Cassette Heater Kit 7 Installation Procedure
  270
  - Unpacking
    270
  - Installation
    271
    
    Installation
    272
  - Attaching the Ratings Label
    273
- VIII.installing the Remote Diagnostic
  274
  - Device II
    274
  - Unpacking
    274
  - Installation to the Copier
    274
  - VIII.installing the Remote
    274
Chapter 6 Maintenance and Servicing

281
- I. Periodically Replaced Parts
  281
- Periodically Replaced Parts
  283
- Durables and Consumables
  284
  - Copier
    284
  - Cassette Feeding Module-B2, Cassette Feeding Module-A2, and Cassette Feeding Unit-K1
    285
    
    And Cassette Feeding Unit-K1
    285
    
    Cassette Feeding Module-B2, Cassette Feeding Module-A2
    285
  - Paper Deck Pedestal-K1
    285
  - Basic Servicing
    286
  - Servicing Chart
    287
  - Scheduled Maintenance Work
    287
Appendix

289
- General Timing Chart
  291
- Signals and Abbreviations
  292
- Appendix
  294

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Canon NP6621 Service Handbook

Canon NP6621 Service Handbook (146 pages)

Brand: Canon | Category: Copier | Size: 0 MB

Table of Contents

Table of Contents
5
Chapter 1 Maintenance and Inspection

9
- Servicing Chart
  9
- Periodically Replaced Parts
  10
- Durables
  11
  - Copier
    11
Chapter 2 Standards and Adjustments

15
- Mechanical
  15
- Electrical
  29
Chapter 3 Image Faults

47
- Initial Checks
  47
- Troubleshooting Image Faults
  51
Chapter 4 Troubleshooting Malfunctions

65
- E000
  65
- E001
  66
- E002, E003
  66
- E004
  67
- E010
  68
- E064
  69
- E202 (the Keys on the Control Panel Are Locked.)
  69
- E210
  70
- E220
  70
- E240
  70
- E260
  71
- E261
  71
- E802
  72
- AC Power Is Absent
  73
Chapter 5 Troubleshooting Feeding Faults

81
- Copy Paper Jams
  81
  - Pick-Up Assembly
    82
  - Separation/Feeding Assembly
    83
  - Fixing/Delivery Assembly
    83
- Duplexing Unit
  84
- Duplexing Unit (During Re-Pick up Operation)
  84
- Feeding Faults
  85
  - Double Feeding
    85
  - Wrinkles
    85
- Paper Deck
  86
  - Pick-Up Fails (from Deck)
    86
  - Paper Jams When Pick-Up Is from the Paper Deck
    87
Chapter 6 Arrangement and Functions of the Electrical Parts

91
- Sensors
  92
- Clutches, Solenoids, and Switches
  94
- Motors, Heaters, and Lamps
  96
- Pcbs
  98
- Outline
  109
- Using Service Mode
  109
- Control Display Mode ('1')
  111
Chapter 8 Self Diagnosis

111
- Unit: V
  111
Chapter 7 Service Mode

114
- Adjustment Mode ('3')
  118
- Operation/Inspection Mode ('4')
  121
- Machine Settings Mode ('5')
  122
- Counter Mode ('6')
  124
- RDF/ADF Self Diagnosis
  129
- Sorter Self Diagnosis
  130
Appendix

131
- Specifications
  137
- Special Tools
  142
- Solvents/Oils
  143

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