Canon imageCLASS LBP6780dn - Troubleshooting

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Troubleshooting

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Corrective Actions

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Standard/Adjustment

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Electrical Parts Layout/Function

Assignment

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Connector Layout Drawing

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Service Tools

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Error Codes

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Version Up

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Service Mode

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Updater

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Backup/Restoration by Expansion

ROM for servicing and Sublog Board

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Debug log

Main Page

Table of Contents4
Safety Precautions12
Safety Information13
Laser Safety13
CCDRH Regulation13
Toner Safety13
About Toner13
How to Handle Adhered Toner13
Ozone Safety13
How to Handle the Laser Scanner Unit14
Points to Note When Replacing/Discarding a Lithium Battery14
Points to Note When Performing Disassembly/Assembly14
Product Description15
Features16
System Construction17
System Construction (Lbp3560/6750Dn)17
System Construction (Lbp3580/6780X)17
Product Specifications18
Lbp3560/6750Dn18
Lbp3580/6780X18
Printing Speed19
List of Parts20
External View (Lbp3560/6750Dn)20
Front Side20
Rear Side20
External View (Lbp3580/6780X)21
Front Side21
Rear Side21
Cross Sectional View22
Using the Machine23
Control Panel(Lbp3560/6750Dn)23
Panel Indicators23
Key Operations23
Control Panel (Lbp3580/6780X)24
Panel Indicators24
Key Operations25
Setup Menu (Lbp3560/6750Dn)26
Control Menu26
Paper Source Menu26
Std Network Menu27
Layout Menu28
Quality Menu28
Interface Menu28
User Maintenance28
Print Mode29
Counter Check29
Pcl29
Ufr29
Imaging30
Utility Menu (Lbp3560/6750Dn)30
Job (Lbp3560/6750Dn)30
Reset (Lbp3560/6750Dn)30
Select Feeder (Lbp3560/6750Dn)31
Control Menu31
Paper Source Menu32
Std Network Menu32
Layout Menu33
Quality Menu33
Interface Menu33
User Maintenance34
Print Mode34
MEAP Setting34
Counter Check35
Initialize Menu35
LIPSLX Setting35
Pcl35
Imaging35
Xps35
Pdf36
Adobeps36
Technology37
Basic Operation37
Function Structure38
Sequence of Operation39
Outline39
Laser Exposure System40
Outline40
Optical Unit Failure Detection40
Image Formation System41
Outline41
Image Formation Process41
Latent Image Formation Block42
Developing Block42
Transfer Block43
Fixing Block43
Drum Cleaning Block43
High-Voltage Power Supply44
Outline44
Fixing System45
Fixing Control Circuit45
Outline45
Fixing Temperature Control45
Protective Function46
Failure Detection46
Pickup Feeding System47
Outline47
Jam Detection48
Outline48
Pickup Delay Jam48
Pickup Stationary Jam48
Delivery Delay Jam48
Delivery Stationary Jam48
Internal Stationary Jam48
Door Open Jam48
Fixing Paper Wrapping Jam48
Duplex Re-Pickup Jam48
Controller System50
Outline50
DC Controller50
Motor Control51
Fan Control52
Low-Voltage Power Supply52
Outline52
Embedded RDS54
Product Overview54
Overview54
Features and Benefits54
Service Cautions54
E-RDS Setup55
Confirmation and Preparation in Advance55
E-RDS Setting Items (Service Mode)55
Steps to E-RDS Settings56
Initializing E-RDS Settings59
Faq60
Troubleshooting61
Error Code and Strings63
Meap65
Introduction65
References by Purpose65
About MEAP65
Overview65
About SMS66
Overview66
About the MEAP Application Management Screen66
About the MEAP Application Installation Screen66
About System Management67
Preparation for Using SSO67
Outline67
Server Authentication Management67
PC Environment of Administrator Users and General Users68
Preparation for Using SMS69
Preparation of PC for Accessing SMS69
Device Settings70
How to Check the Serial Number76
Login to SMS77
Procedure to Log77
When SMS Cannot be Accessed78
Installing an MEAP Application79
Outline79
Procedure to Install Applications80
Resource Information82
About MEAP Application Management Page82
MEAP Specifications83
What Is MEAP Specifications (MEAP Spec Version)83
MEAP Application Management84
Outline84
Starting, Stopping, or Uninstalling the MEAP Application84
Managing the License File87
Other License File Management Functions91
Enhanced System Application Management94
Outline94
About Login Service94
Default Authentication Overview94
SSO-H (Single Sign-On-H) Overview94
Local Device Authentication98
Server Authentication (Active Directory Authentication)98
Server Authentication and Local Device Authentication101
Procedure Changing Login Services101
Procedure Installing Login Services103
Procedure Uninstalling Login Services104
System Application Management105
Password Authentication105
RLS Authentication106
Setting the Method to Login to SMS107
Outline107
Initial Display Languages of SMS110
System Information111
Outline111
Checking the System Information111
Display of System Information Details111
Printing the System Information of a MEAP Application112
Content of MEAP System Information112
MEAP Application Information113
Outline113
Procedure to Check MEAP Application Information113
Check License113
Procedure to Check the License File113
Changing SMS Login Password114
Outline114
Procedure to Change the SMS Login Password114
MEAP Application Setting Information Management and Log Management114
Advantages Obtained When Using the Services115
MEAP Application Setting Information Management115
MEAP Application Log Management116
Maintenance117
When Replacing the PCB117
Actions to be Taken When E616 Is Displayed118
MEAP Safe Mode118
Using USB Devices119
Reference Material120
Glossary120
Disassembly/Assembly123
Preface123
List of Parts123
External Cover, Internal Cover (Lbp3560/6750Dn)125
Front Side125
Rear Side125
External Cover, Internal Cover (Lbp3580/6780X)126
Front Side126
Rear Side126
List of Main Unit (Lbp3560/6750Dn)127
List of Main Unit (Lbp3580/6780X)127
Electrical Components Layout Drawing128
Motor / Fan128
Sorenoid128
Heater / Thermo Switch / Thermistor129
Sensor / Switch129
Pcb(Lbp3560/6750Dn)130
Pcb(Lbp3580/6780X)130
Connectors Layout Drawing131
Connectors Layout Drawing (Lbp3560/6750Dn) (1/3)131
Connectors Layout Drawing (Lbp3560/6750Dn) (2/3)132
Connectors Layout Drawing (Lbp3560/6750Dn) (3/3)133
Connectors Layout Drawing (Lbp3580/6780X) (1/3)134
Connectors Layout Drawing (Lbp3580/6780X) (2/3)135
Connectors Layout Drawing (Lbp3580/6780X) (3/3)136
External Cover, Internal Cover137
Layout Drawing (Lbp3560/6750Dn)137
Front Side137
Rear Side137
Layout Drawing (Lbp3580/6780X)138
Front Side138
Rear Side138
Removing the Right Cover139
Removing the Left Cover140
Removing the Rear Cover Unit141
Removing the Rear Right Cover141
Preparation141
Procedure141
Removing the Multi-Purpose Tray Auxiliary Tray Unit142
Removing the Front Cover Unit142
Preparation142
Procedure142
Removing the Right Front Inner Cover143
Preparation143
Procedure143
Removing the Right Lower Cover(Lbp3560/6750Dn)144
Preparation144
Procedure144
Removing the Right Lower Cover (Lbp3580/6780X)144
Removing the USB Cover Unit (Lbp3580/6780X)146
Preparation146
Procedure146
Removing the Upper Cover147
Preparation(Lbp3560/6750Dn)147
Preparation(Lbp3580/6780X)147
Procedure147
Controller System148
Layout Drawing(Lbp3560/6750Dn)148
Layout Drawing(Lbp3580/6780X)149
Removing the Control Panel Unit(Lbp3560/6750Dn)150
Preparation150
Procedure150
Removing the Control Panel Unit (Lbp3580/6780X)151
Preparation151
Procedure151
Removing the Main Controller PCB(Lbp3560/6750Dn)152
Preparation152
Procedure152
Removing the Main Controller PCB (Lbp3580/6780X)153
Preparation153
Procedure153
When Replacing the Main Controller PCB (Lbp3580/6780X)154
Removing the All-Night Power Supply PCB (Lbp3580/6780X)154
Preparation154
Procedure154
Removing the AC Relay PCB (Lbp3580/6780X)156
Preparation156
Procedure156
Removing the Engine Controller PCB (Lbp3560/6750Dn)157
Preparation157
Procedure157
Removing the Engine Controller PCB (Lbp3580/6780X)159
Preparation159
Procedure159
After Replacing the Engine Controller PCB(Lbp3580/6780X)162
Removing the Main Switch Unit (Lbp3580/6780X)162
Preparation162
Procedure162
Removing the Environment Sensor164
Preparation164
Procedure164
Removing the High Voltage Power Supply Unit164
Preparation (Lbp3560/6750Dn)164
Preparation (Lbp3580/6780X)164
Procedure165
Removing the Main Motor168
Preparation(Lbp3560/6750Dn)168
Preparation(Lbp3580/6780X)168
Procedure168
Removing the Fixing Motor171
Preparation(Lbp3560/6750Dn)171
Preparation(Lbp3580/6780X)171
Procedure171
Removing the Main Fan172
Preparation172
Procedure172
Removing the Sub Fan173
Preparation(Lbp3560/6750Dn)173
Preparation(Lbp3580/6780X)173
Procedure173
Removing the Multi-Purpose Tray Pickup Solenoid175
Preparation(Lbp3560/6750Dn)175
Preparation(Lbp3580/6780X)175
Procedure175
Removing the Cassette Pickup Solenoid177
Preparation(Lbp3560/6750Dn)177
Preparation(Lbp3580/6780X)177
Procedure177
Removing the Cartridge Door Switch179
Preparation179
Procedure179
Removing the Cassette Sensing Switch179
Laser Exposure System180
Layout Drawing180
Removing the Laser Scanner Unit180
Preparation(Lbp3560/6750Dn)180
Preparation(Lbp3580/6780X)180
Procedure180
Image Formation System182
Layout Drawing182
Removing the Transfer Roller182
Removing the Registration Unit183
Preparation183
Procedure183
Fixing System184
Layout Drawing184
Removing the Fixing Unit184
Preparation184
Procedure184
Pickup Feed System186
Layout Drawing186
Removing the Multi-Purpose Tray Pickup Roller186
Removing the Multi-Purpose Tray Separation Pad187
Preparation187
Procedure187
Removing the Cassette Pickup Roller Unit188
Removing the Cassette Separation Pad189
Removing the Duplex Feed Unit189
Preparation189
Procedure189
Removing the Pickup Unit190
Preparation(Lbp3560/6750Dn)190
Preparation(Lbp3580/6780X)190
Procedure190
Maintenance and Inspection193
Periodically Replaced Parts194
Consumable Parts194
Durables Replaced by the User194
Durables Replaced by the Service Person194
Periodical Service194
Cleaning194
Cleaning at Service Visit194
Troubleshooting196
Corrective Actions196
Image Defects197
Light Print197
Dark Print197
Completely Blank198
All Black198
White Spots198
Dirt on Back199
Vertical Lines199
Horizontal Lines199
Dirt on Front199
Dropouts200
Vertical White Lines200
Horizontal White Lines200
Loose Toner200
Misformed Image201
Repetitive Image Defects Ruler201
Standard/Adjustment202
Engine-Test Page202
Electrical Parts Layout/Function Assignment203
Motor / Fan203
Sorenoid203
Heater / Thermo Switch / Thermistor204
Sensor / Switch204
Pcb(Lbp3560/6750Dn)205
Pcb(Lbp3580/6780X)205
Connector Layout Drawing206
Service Tools212
Special Tools212
Solvents and Oil List212
Error Codes213
Error Code Details (Lbp3560/6750Dn)213
Error Code Details (Lbp3580/6780X)214
Jam Codes217
Version up218
Overview218
Overview of Upgrading218
Preparation218
Necessary System Environment218
Before Downloading the System Software218
Downloading the System Software219
Downloading the System219
Service Mode221
Entering Service Mode221
Service Mode List (Lbp3560/6750Dn)221
Function221
Log221
F/W Update221
Network221
Sp.admin.mode222
Service Mode List (Lbp3580/6780X)223
Adjust223
Function224
Log224
Panel Lock224
F/W Update224
Network224
Sp.admin.mode226
Updater227
Overview227
Outline227
System Configuration228
List of Functions228
Distribution Flow229
Limitations and Cautions230
Limitations230
Cautions230
Preparation231
Overview of Preparation231
Network Settings232
Enabling UGW Link234
Enabling [Install Application/Options] Button of User Mode (Remote235
Enabling [Scheduled Update] Button of User Mode236
System Management Operations237
Various Setting237
Displaying Logs238
Maintenance240
Upgrading Updater240
How to Replace Controller Boards240
How to Replace Devices240
Faq241
FAQ on Installing Firmware241
FAQ on Installing MEAP Application/System Option242
FAQ on General Matters of Updater243
Error Messages244
Error Codes250
How to Read an Error Code250
Error Code250
Backup/Restoration by Expansion ROM for Servicing and Sublog Board255
Function Overview255
What to Prepare255
Prerequisites255
Target Data for Backup255
Backup and Restoration (Export and Import)256
Flow of Export and Import256
Changing the Height of the Sublog Board256
Installing the Expansion ROM for Servicing and Sublog Board257
Backup Procedure (Export)258
Restoration Procedure (Import)259
Others260
Deletion (Erase)260
List of Error Messages260
Debug Log261
Sublog261
Function Overview261
How the Log Is Written261
Collecting Sublog262
Flow of Collecting Sublog262
Changing the Height of the Sublog Board262
Installing the Expansion ROM for Servicing and Sublog Board262
Generating the Log264
Collecting Log264
Appendix265
General Timing Chart265
General Circuit Diagram265
Printer/Paper Feeder267
List of Signals268
Backup Data270

Canon imageCLASS LBP6780dn - Troubleshooting

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