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iR5570N
User Manuals: Canon iR5570N All-in-One Printer
Manuals and User Guides for Canon iR5570N All-in-One Printer. We have
1
Canon iR5570N All-in-One Printer manual available for free PDF download: Service Manual
Canon iR5570N Service Manual (684 pages)
Brand:
Canon
| Category:
All in One Printer
| Size: 26.28 MB
Table of Contents
Table of Contents
7
Service Manual
1
Table of Contents
15
Chapter 1 Introduction
27
System Construction
31
System Configuration with Input/Output Accessories
31
System Configuration with Printing/Transmission Accessories (230V)
31
Functions and Printing/Transmission Accessories (230V)
32
Product Specifications
34
Names of Parts
34
External View
34
Cross-Section
35
Using the Machine
37
Turning on the Power Switch
37
Turning off the Power Switch
38
Control Panel
39
User Mode Items
40
Common Settings
40
Timer Settings
41
Adjustment/Cleaning
41
Report Output
41
System Control Settings
42
Copier Specifications
43
Transmission/Reception Settings
44
Box Settings
45
Printer Settings
45
Address Book Settings
46
Voice Guide Settings
47
Maintenance by the User
48
Cleaning
48
Checks
49
Safety
50
Safety of the Machine's Laser Unit
50
CDRH Regulations
50
Handling the Machine's Laser Unit
51
Safety of Toner
51
Product Specifications
52
Function List
53
Paper Types
53
Printing Speed
54
Chapter 2 Installation
55
Table of Contents
57
Making Pre-Checks
59
Selecting the Site
59
Checking the Contents
61
Name of Parts
62
Unpacking and Installation
65
Points to Note before Starting the Work
65
Unpacking
65
Installing the Scanner
66
Installing the Fixing Assembly
66
Checking the Corona Assembly and the Dust-Proofing Glass
67
Installing the Developing Assembly
69
Installing the Pick-Up Assembly
70
Installing the Deck Pressure Plate
70
Setting up the Toner Bottle
70
Connecting the Reader Communication Cable
71
Checking the Environment Switch
71
Turning on the Main Power
72
Stirring the Toner
72
Setting the Cassette
72
Index Paper Attachment
72
Changing Paper Size of the Front Deck (Left/Right)
73
Checking Images/Operations, User Mode
73
Adjusting Side Registration
73
Adjusting Leading Edge Registration
75
Getting the Machine Ready for Installation
75
Checking the Connection to the Network
77
Overview
77
Ping Operating Procedure
77
Checking with Remote Host Address
77
Troubleshooting the Network
78
Overview
78
Checking with Loopback Address
78
Checking with Local Host Address
78
Installing the Copy Tray
79
Checking the Contents
79
Turning off the Host Machine
79
Installation Procedure for the Copy Tray-L1
80
Installing the Card Reader
82
Installation Procedure for the Card Reader
82
Checking the Contents
82
Turning off the Host Machine
83
Installation Procedure
83
Installing the NE Controller
87
Installing the NE Controller-A1
87
Installing the Original Holder
89
Checking the Contents
89
Installation Procedure
89
Installing the Cassette Heater
91
Checking the Contents
91
Turning off the Host Machine
91
Mounting the Cassette Heater
92
Chapter 3 Basic Operation
99
Construction/Basic Sequence
101
Construction
103
Functional Construction
103
Wiring Diagram of the Major Pcbs
103
Controlling the Main Motor (M2)
104
Basic Sequence
106
Basic Sequence of Operation (at Power-On; 30-Sec Start-Up Mode)
106
Basic Sequence of Operation (at Power-On; Low-Temperature Start-Up Mode)
106
Basic Sequence of Operation (at Power-On; High-Humidity Start-Up Mode)
107
Basic Sequence of Operation (at Time of Copying/Printing)
108
Chapter 4 Main Controller
111
Table of Contents
113
Construction
115
Construction and Mechanisms
115
Construction of the Electrical Circuitry
116
Main Controller PCB
116
Hdd
116
Start-Up Sequence
119
Overview
119
Shut-Down Sequence
122
Overview
122
Flow of Operation
122
Image Processing
123
Overview of the Image Flow
123
Construction of the Image Processing Module
123
Reader Unit Input Image Processing
124
Compression/ Extension/ Editing Block
125
Printer Unit Output Image Processing
125
Flow of Image Data
126
Flow of Image Data According to Copy Functions
126
Flow of Image Data for the Box Function
126
Flow of Image Data for the SEND Function
127
Flow of Image Data for the Fax Transmission
127
Main Controller Box
127
Flow of Image Data for the Fax Reception Function
128
Flow of Image Data for the PDL Function
129
Parts Replacement Procedure
130
Main Controller Box
130
Removing the Rear Cover (Upper)
130
Removing the Main Controller Box
130
Main Controller PCB
131
Removing the Main Controller PCB
131
After Replacing the Main Controller PCB
132
Sdram
132
Removing the SDRAM
132
Boot ROM
132
Removing the Boot ROM
132
Hdd
133
Removing the HDD
133
After Replacing the HDD
133
Controller Fan
133
Removing the Controller Cooling Fan
133
Chapter 5 Original Exposure System
135
Table of Contents
138
Construction
139
Specifications, Controls, and Functions
139
Major Components
139
Construction of the Control System
141
Reader Controller PCB
141
Basic Sequence
143
Basic Sequence of Operations
143
Basic Sequence of Operation in Response to a Press on the Start Key
143
Various Control
144
Controlling the Scanner Drive System
144
Overview
144
Controlling the Scanner Motor
144
Enlargement/Reduction
145
Changing the Magnification in Main Scanning Direction
145
Changing the Magnification in Sub Scanning Direction
145
Controlling the Scanning Lamp
146
Overview
146
Scanning Lamp
147
Controlling the Activation
147
Detecting the Size of Originals
147
Overview
147
Points of Measurement Used for Original Size Identification
147
Overview of Operation
149
Dirt Sensor Control
151
Dust Detection in Stream Reading Mode
151
White Plate Dust Detection Control
152
Image Processing
153
Overview
153
CCD Drive
154
CCD Output Gain Correction, Offset Correction
155
CCD Output A/D Conversion
155
Outline of Shading Correction
155
Shading Adjustment
155
Shading Correction
155
Parts Replacement Procedure
157
CCD Unit
157
Removing the Copyboard Glass
157
Removing the CCD Unit Cover
157
Removing the Original Size Sensor Unit
157
Removing the CCD Unit
158
When Replacing the CCD Unit
158
Copyboard Glass
158
Removing Copyboard Glass
158
When Replacing the Platen Board Glass
158
Scanning Lamp
158
Removing the Right Cover (Upper)
159
Removing the Reader Right Cover
159
Removing the Scanning Lamp
161
When Replacing the Scanning Lamp
162
Reader Controller PCB
162
Removing the Copyboard Glass
162
Removing the CCD Unit Cover
162
Removing the Original Size Sensor Unit
163
Removing the Reader Controller PCB
163
After Replacing the Reader Controller PCB
163
Interface PCB
164
Removing the Reader Unit Rear Cover
164
Removing the Interface PCB
164
Inverter PCB
165
Removing the Copyboard Glass
165
Removing the CCD Unit Cover
166
Removing the Inverter PCB
166
When Replacing the Inverter PCB
166
Scanner Motor
166
Removing the Reader Unit Rear Cover
166
Removing the Scanner Motor
167
Mounting the Scanner Motor
168
ADF Open/Close Sensor
168
Removing the Reader Unit Rear Cover
168
Removing the ADF Open/Closed Sensor
169
Scanner HP Sensor
169
Removing the Reader Unit Rear Cover
169
Removing the Mirror Base Home Position Sensor
170
Original Size Sensor
170
Removing the Copyboard Glass
170
Removing the CCD Unit Cover
171
Removing the Original Size Sensor Unit
171
Removing the Original Size Sensor
172
Cooling Fan
172
Removing the Reader Unit Rear Cover
172
Removing the Cooling Fan
172
Scanner Drive Cable
173
Outline
173
Removing the Copyboard Glass
173
Removing the Right Cover (Upper)
173
Removing the Reader Right Cover
173
Removing the Left Cover (Upper)
173
Removing the Reader Left Cover
174
Removing the Reader
174
Removing the Reader Unit Rear Cover
174
Removing the ADF
175
Removing the Control Panel
175
Removing the Scanner Drive Cable
176
Fitting the Scanner Drive Cable
179
Adjusting the Position of the No. 1/No. 2 Mirror Base
179
Table of Contents
183
Construction
185
Overview
185
Major Components
185
Basic Sequence
187
Basic Sequence of Operation (Laser Exposure)
187
Various Controls
188
Controlling the Laser Activation Timing
188
Generating the Sync Signal
188
Flow of the Sync Signal
188
Controlling the Intensity of Laser Light
188
Controlling the Laser Intensity
188
APC Control
189
Controlling the Laser Scanner Motor
190
Chapter 6 Laser Exposure
191
Laser Scanner Unit
191
Table of Contents
195
Construction
199
Overview
199
Major Components
199
Chapter 7 Image Formation Process
200
Overview
200
Basic Sequence
201
At Power-On
201
At Time of Printing
201
Potential Control
203
Overview
203
Copier/Printer Potential Control
203
Determining the Primary Current
205
Determining the Laser Output
206
Determining the Developing Bias
206
Apc Correction
207
Adjusting the Density in Various Modes
208
Charging Mechanism
209
Controlling Pre-Exposure LED
209
Pre-Exposure LED Control
209
Primary Charging Mechanism
209
Overview
209
Primary Charging Assembly Cleaning Mechanism
209
Others
210
Dust-Collecting Roller Bias
210
Overview
210
Outline
211
Pre-Transfer Charging Mechanism
211
Pre-Transfer Charging Assembly Cleaning Mechanism
212
Others
212
Drum Cleaner Unit
214
Outline
214
Detecting the State (Full) of the Waste Toner Case
214
Developing Assembly
216
Controlling the Developing Assembly Drive
216
Controlling the Developing Bias
216
Detecting the Toner Level and Controlling Toner Supply
217
Transfer Mechanism
219
Transfer Charging Mechanism
219
Outline
219
Controlling the Output to Suit the Environment (Fuzzy Control)
219
Transfer Charging Assembly Cleaning Mechanism
219
Others
220
Separation Mechanism
221
Separation Charging Mechanism
221
Outline
221
Correcting the Output to Suit the Environment and the Drum Surface Potential
221
Others
222
Parts Replacement Procedure
223
Process Unit
223
Removing the Primary Fan Duct
223
Removing the Developing Assembly
223
Removing the Process Unit
223
Mounting the Process Unit
224
Pre-Exposure Lamp
225
Removing the Primary Fan Duct
225
Removing the Developing Assembly
225
Removing the Process Unit
226
Removing the Primary Charging Assembly
227
Removing the Potential Sensor Assembly
227
Removing the Pre-Exposure Lamp Unit
227
Pre-Transfer Charging Assembly
229
Removing the Primary Fan Duct
229
Removing the Pre-Transfer Charging Assembly
229
Photosensitive Drum
229
Points to Note When Handling the Photosensitive Drum
229
Removing the Developing Assembly
230
Removing the Process Unit
230
Removing the Primary Charging Assembly
231
Removing the Pre-Transfer Charging Assembly
232
Removing the Potential Sensor Assembly
232
Removing the Drum Unit
232
Cleaning the Photosensitive Drum
233
Drum Cleaner Unit
233
Construction
233
Removing the Primary Fan Duct
233
Removing the Developing Assembly
234
Sliding out the Process Unit
234
Removing the Primary Charging Assembly
235
Removing the Cleaning Blade
236
Mounting the Cleaning Blade
236
Mounting the Side Seal
236
Cleaning the Cleaner Side Scraper
237
Drum Motor
237
Removing the Rear Cover (Upper)
237
Removing the Rear Cover (Lower)
238
Removing the Main Controller Box
238
Removing the Waste Toner Bottle Holder
239
Removing the Drum Motor
239
Photosensitive Drum Heater
240
Points to Note When Handling the Photosensitive Drum
240
Removing the Primary Fan Duct
240
Removing the Developing Assembly
240
Removing the Process Unit
241
Removing the Primary Charging Assembly
242
Removing the Pre-Transfer Charging Assembly
242
Removing the Potential Sensor Assembly
242
Removing the Drum Unit
243
Replacing the Drum Heater
243
Hopper Assembly
244
Mounting the Drum Heater
244
Hopper Supply Motor
245
Removing the Primary Fan Duct
245
Removing the Right Cover (Upper)
245
Removing the
245
Removing the Hopper Supply Motor
246
Hopper Strring Motor
246
Removing the Primary Fan Duct
246
Removing the Right Cover (Upper)
247
Removing the Hopper Stirring Motor
247
Developing Assembly
247
Removing the Developing Assembly
247
Cleaning the Developing Anti-Stray Sheet
248
Developing Cylinder
248
Removing the Developing Assembly
248
Removing the Blade Unit
249
Removing the Developing Cylinder
249
Developing Blade
250
Removing the Developing Assembly
250
Removing the Blade Unit
250
Mounting the Blade
250
Transfer/Separation Charging Assembly
251
Removing the Transfer/Separation Charging Assembly
251
Mounting the Transfer/Separation Charging Assembly
251
Separation Claw/Separation Claw Drive Assembly
252
Removing the Primary Fan Duct
252
Removing the Developing Assembly
252
Removing the Process Unit
253
Removing the Separation Claw Holder
254
Potential Sensor Unit
254
Outline
254
Removing the Left Cover (Upper)
254
Removing the Left Cover (Middle)
254
Removing the Fixing Heater Power Supply Unit
255
Removing the Potential Control PCB
255
Removing the Primary Fan Duct
255
Charging Wire
256
Outline
256
Routing the Charging Wire
256
Routing the Grid for the Primary Charging Assembly
257
Adjusting the Height of the Charging Wire
257
Table of Contents
261
Construction
265
Specifications and Construction
265
Arrangement of Rollers and Sensors
265
Outline of the Pickup Control System
267
Chapter 8 Pickup/Feeding System
269
Outline of the Pickup Assembly Motor Control System
269
Basic Sequence
271
Pickup from the Right Deck
271
Pickup from the Cassette 3
271
Pickup Retry Operation
272
Detecting Jams
274
Jam Detection Outline
274
Outline
274
Jam History
275
Delay Jams
275
Cassette Pickup Assembly (Right Deck, Left Deck, Cassette 3/4)
275
Other Delay Jam
275
Stationary Jams
276
Common Delay Jams
276
Power-On Stationary Jam
277
Cassette Pick-Up Unit
278
Lifter Operation (Cassette 3/4)
278
Detecting the Presence/Absence of Paper
278
Outline of the Paper Level Detection Mechanism
279
Paper Level Detection (Cassette 3/4)
279
Identifying the Size of Paper (Cassette 3/4)
280
Markings on the Width Guide Rail
280
Paper Size
281
Manual Feed Pickup Unit
283
Pickup Operation
283
Detecting the Size of Paper in the Manual Feed Tray
283
Deck
285
Lifter Operation (Right/Left Deck)
285
Lifter Limiter (Right/Left Deck) Control Circuit
285
Outline of Paper Level Detection
287
Paper Level Detection Operation (Right/Left Deck)
287
Identifying the Size of Paper (Right/Left Deck)
288
Registration Unit
289
Outline
289
Control System
289
Duplex Feeding Unit
290
Moving the Paper to the Reversing Assembly after Printing on the 1St Side
290
Moving the Paper to the Duplexing Feed Assembly from the Reversing Assembly
290
Outline
291
Sequence of Printing Operation
291
Outline of Through-Path Operation
292
Through-Path Operation
292
Outline of Horizontal Registration Position
296
Horizontal Registration Position Detection Operation
297
Delivery
298
Reversal Delivery Operation
298
Parts Replacement Procedure
300
Removing the Right Deck/ Cassette Pickup Assembly
300
Removing the Left Deck Pickup Assembly
300
Removing the Pickup Roller
300
Orientation of the Deck/Cassette Pickup Roller
300
Cassette Pickup Assembly
301
Removing the Right Deck/ Cassette Pickup Assembly
301
Cassette Pickup Motor
301
Removing the Rear Cover (Upper)
301
Removing the Rear Cover (Lower)
302
Removing the Main Controller Box
302
Removing the Right Cover (Lower Rear)
303
Removing the Waste Toner Bottle Holder
303
Cassette Lifter Motor
304
Left Deck Lifter Motor
305
Removing the Rear Cover (Lower)
305
Removing the HVT PCB
305
Right Deck Lifter Motor
306
Removing the Main Controller Box
307
Removing the Right Cover (Lower Rear)
307
Removing the Waste Toner Bottle Holder
308
Removing the Motor Driver PCB Base
308
Removing the High-Voltage Power Supply PCB
308
Removing the Right Deck Lifter Motor
309
Right Deck Pickup Assembly
309
Removing the Right Deck/ Cassette Pickup Assembly
309
Left Deck Pickup Assembly
310
Left Deck Pickup Motor
310
Right Deck Pickup Motor
311
Removing the Right Cover (Lower Rear)
312
Removing the Waste Toner Bottle Holder
312
Removing the Right Deck Pickup Motor
313
Left Deck Pickup Solenoid
313
Remove the Left Deck Pickup Solenoid
314
Manual Feed Unit
314
Removing the Manual Feed Unit
314
Manual Feed Pull-Out Roller Unit
315
Removing the Manual Feed Pull-Out Roller Unit
315
Removing the Manual Feed Pull-Out Roller
315
Removing the Manual Feeding Roller
316
Manual Feed Roller
316
Manual Separation Roller
316
Removing the Separation Roller
317
Adjusting the Pressure of the Separation Roller of the Manual Feed Tray
317
Manual Feed Tray Sensor
317
Removing the Manual Feed Tray Paper Sensor
317
Registration Roller
318
Removing the Fixing Upper Unit
318
Removing the Transfer/Separation Corona Assembly
320
Removing the Registration Clutch
320
Removing the Registration Roller
320
Pre-Registration Motor
321
Removing the Rear Cover (Upper)
321
Removing the Main Controller Box
321
Removing the Pre-Registration Motor
322
Registration Clutch
322
Removing the Fixing Feed Unit
322
Removing the Registration Clutch
324
Feeding Roller
324
Removing the Right Deck/ Cassette Pickup Assembly
324
Removing the Left Pickup Assembly
325
Removing the Feeding Roller
325
Orientation of the Feeding Roller of the Deck/Cassette Pickup Assembly
326
Vertical Path Roller
326
Removing the Right Deck/ Cassette Pickup Assembly
326
Vertical Path Motor
327
Removing the Right Cover (Lower Rear)
328
Removing the Waste Toner Bottle Holder
328
Removing the Vertical Path Upper Motor
329
Vertical Path Duplex Motor
329
Removing the Rear Cover (Upper)
329
Removing the Rear Cover (Lower)
330
Removing the Main Controller Box
330
Removing the Right Cover (Lower Rear)
331
Removing the Waste Toner Bottle Holder
331
Vertical Path Lower Motor
332
Removing the Right Cover (Lower Rear)
333
Removing the Waste Toner Bottle Holder
333
Removing the Vertical Path Lower Motor
334
Fixing Feeding Unit Releasing Lever Sensor
334
Removing the Fixing Feed Unit
334
Removing the Fixing Feed Unit
336
Removing the Fixing Feed Unit Releasing Lever Switch
337
Feeding Belt
337
Removing the Fixing Feed Unit
337
Removing the Fixing Feed Unit
339
Removing the Fixing Upper Unit
340
Removing the Feeding Belt
341
Duplexing Unit
341
Removing the Duplex Unit
341
Adjusting the Position of the Reversing Flapper Solenoid (SL8)
342
Removing the Reversal Motor
342
Removing the Reversing Flapper Solenoid
342
Mounting the Reversal Motor
342
Removing the Duplexing Feeding Left Motor
343
Removing the Duplex Feeding Right Motor
343
Removing the Duplex Pre-Registration Sensor
343
Removing the Reversal Sensor
344
Removing the Left Deck Feed Paper Sensor
344
Removing the Duplex Driver PCB
345
Removing the Duplex Feeding Fan
345
Removing the Horizontal Registration Unit
345
Separation Roller
346
Removing the Right Deck/ Cassette Pickup Assembly
346
Removing the Left Deck Pickup Assembly
347
Removing the Separation Roller
347
Orientation of the Separation Roller
348
Adjusting the Pressure of the Separation Roller of the Deck/Cassette
348
Table of Contents
353
Construction
355
Specifications, Control Mechanisms, and Functions
355
Major Components
355
IH Fixing Method (Outline)
357
Limiting Th Rise in Temperature at the Roller Edges by Use of a Flux Blocking Plate (Shutter)
358
Basic Sequence
359
Outline
359
30-Sec Start-Up Mode
359
Low-Temperature Environment Start-Up Mode
360
High-Humidity Environment Start-Up Mode
360
Recovery Mode
361
Standby Mode
361
Power Save Mode
362
Sleep Mode
362
Copying/Printing Mode
363
Down Sequence
363
Enhanced Fixing Mode
363
Heavy Paper Mode
364
Transparency Mode
364
Bond Paper Mode
365
Various Control Mechanisms
366
Fixing Drive System
366
Controlling the Drive of the Fixing Roller
366
Controlling the Drive of the Fixing Inlet Guide
366
Controlling the Reciprocating Movement of the Thermistor
367
Controlling the Reciprocating Mechanism of the Upper Separation Claw
368
Controlling the Drive of the Shutter
369
Controlling the Shutter Position
369
Cleaning
372
Controlling the Drive of the Cleaning Web
372
Controlling the Mechanism Used to Detect the Remaining Length of the Cleaning Web
373
Detecting the Passage of Paper
374
Preventing Wrapping of Paper
374
Protective Functions
375
Detecting an Error Using the Thermistor
375
Detecting an Error Using the Thermal Switch
375
Errors
375
Parts Replacement Procedure
376
Fixing/Feeding Assembly
376
Removing the Fixing Feed Unit
376
Fixing Unit
377
Removing the Fixing Upper Unit
377
Pressure Roller
380
Removing the Pressure Roller
380
Upper Fixing Roller
381
Removing the Fixing Roller
381
Points to Note When Mounting the Fixing Roller
383
Applying Grease after Replacing the Fixing Roller
385
Adjusting the Nip Width
385
External Delivery Roller
385
Removing the Outside Delivery Roller
385
Internal Delivery Roller
386
Removing the Inside Delivery Roller
386
Points to Note When Mounting the Inside Delivery Roller
388
Main Thermistor
388
Removing the Main Thermistor/Shutter Thermistor
388
Points to Note When Mounting the Thermistor/Shutter Thermistor
389
Sub Thermistor
389
Removing the Sub Thermistor
389
Point to Note When Mounting the Sub Thermistor
390
Thermal Switch
390
Removing the Thermal Switch
390
Fixing Heater
391
Removing the Fixing Heater Unit
391
Fixing Cleaning Belt
392
Removing the Fixing Web
392
Fitting the Fixing Web
393
After Replacing the Fixing Web
394
Claw Jam Sensor
394
Removing the Claw Jam Sensor
394
Fixing Jam Sensor
394
Removing the Delivery Jam Sensor
394
External Delivery Sensor
395
Removing the Outside Delivery Sensor
395
Fixing Inlet Sensor
395
Removing the Fixing Inlet Sensor
395
Internal Delivery Sensor
395
Removing the Inside Delivery Sensor
395
Adjusting the Fixing Inlet Guide
396
Fixing Web Sensor
396
Removing the Fixing Web Sensor
396
Fixing Shutter Sensor
396
Removing the Shutter Sensor
396
Fixing Shutter Motor
396
Removing the Shutter Motor
396
Fixing Inlet Guide Solenoid
397
Removing the Fixing Inlet Guide Solenoid (SL1)
397
Adjusting the Position of the Fixing Inlet Guide Solenoid (SL1)
397
Delivery Flapper Solenoid
398
Removing the Delivery Flapper Solenoid (SL5)
398
Points to Note When Mounting the Delivery Flapper Solenoid (SL5)
398
Fixing Cleaning Web Solenoid
398
Removing the Fixing Web Solenoid (SL9)
398
Adjusting the Position of the Fixing Web Solenoid (SL9)
399
Upper Separation Claw
399
Removing the Upper Separation Claw
399
Table of Contents
403
Control Panel
407
Overview
407
LCD Indication Processing
407
Adjusting the LCD Contrast
407
Functions of the Control Panel CPU
407
Counters
408
Soft Counters
408
Fans
410
Arrangement, Functions, and Error Codes
410
Controlling the Speed of the Fans
411
Sequence of Operation
411
Power Supply System
413
Power Supply
413
Overview
413
Distribution of Power and the Switches
413
Rated Output of the DC Power Supply PCB
415
Rated Output of the Power Supply PCB
415
Rated Output of the Accessories Power Supply PCB
415
Protection Function
416
Protective Functions
416
Backup Battery
416
Energy-Saving Function
416
Outline
416
Parts Replacement Procedure
418
Left Deck Drive Assembly
418
Removing the Rear Cover (Lower)
418
Removing the High-Voltage Power Supply PCB
418
Manual Feed Pickup Drive Assembly
418
Removing the Rear Cover (Upper)
418
Removing the Rear Cover (Lower)
419
Removing the Main Controller Box
419
Vertical Path Drive Assembly
420
Removing the Main Controller Box
421
Removing the Right Cover (Lower Rear)
421
Removing the Waste Toner Bottle Holder
422
Removing the Motor Driver PCB Base
422
Removing the Vertical Path Drive Assembly
422
Waste Toner Drive Assembly
423
Removing the Waste Toner Bottle Holder
424
Removing the DC Controller Base
425
Removing the Waste Toner Drive Assembly
425
Main Drive Assembly
426
Cassette Pickup Drive Assembly
426
Removing the Right Cover (Lower Rear)
427
Removing the Waste Toner Bottle Holder
427
Removing the Motor Drive Base
428
Cassette Pickup Assembly
428
Removing the Left Cover (Upper)
430
Removing the Reader Left Cover
430
Removing the Reader
430
Removing the Control Panel
430
DC Controller PCB
431
Removing the Rear Cover (Upper)
431
Removing the DC Control PCB
431
Option Power Supply Pcb
433
Anti-Rush Current Pcb
436
Hvt Pcb
436
Motor Driver Pcb
437
Removing the Right Cover (Lower Rear)
438
Removing the Main Controller Box
438
Removing the Motor Drive PCB
439
Primary Charging Assembly Fan
439
Removing the Primary Charging Cooling Fan
439
De-Curling Fan
440
Removing the Curl-Removing Fan
440
Removing the DC Controller Pcb Base
441
Feeding Fan
441
Removing the Feed Fan
441
Exhaust Fan
442
DC Power Supply Fan
443
Fixing Heater Power Supply Cooling Fan
444
Removing the Circulation Duct Fan
445
Motor of Main Drive Assembly
446
Removing the Main Motor
446
Fixing Driver Motor
447
Removing the Fixing Motor
447
Meap Counter
453
Construction of the Meap Platform
453
Chapter 11 MEAP
453
Cleaning
457
Chapter 12 Maintenance and Inspection
459
Periodically Replaced Parts
459
Printer Unit
459
Reader Unit
459
Outline
460
Durables and Consumables
460
Scheduled Servicing Basic Procedure
462
Periodical Servicing Chart Reader Unit
462
Periodical Servicing Chart Printer Unit
463
Points to Note for Periodical Servicing
464
Cleaning
465
Cleaning the Cleaner Side Scraper
465
Cleaning the Developing Anti-Stray Sheet
465
Cleaning the Primary Anti-Stray Sheet
465
Cleaning the Photosensitive Drum
466
Table of Contents
471
Image Adjustment Basic Procedure
473
Making Pre-Checks
473
Making Checks on the Printer Unit (1/2)
473
Making Checks on the Printer Unit (2/2)
475
Making Checks on the Reader Unit
477
Checking the Potential System
480
Checking the Surface Potential Control System
483
Potential Control System Conversion Table
486
Emergency Measures for a Fault in the Potential Sensor
489
Image Adjustments
490
Standards of Image Position
490
Checking the Image Position
490
Adjusting Side Registration
490
Adjusting the Image Leading Edge Margin
491
Adjusting the Left/Right Non-Image Width
492
Adjusting the Leading Edge Non-Image Width
492
Scanning System
493
After Replacing the Reader Controller PCB
493
When Replacing the CCD Unit
493
When Replacing the Platen Board Glass
494
When Replacing the Reading Glass
494
When Replacing the Scanning Lamp
494
When Replacing the Inverter PCB
494
Laser Exposure System
495
When Replacing the Scanner Unit
495
Image Formation System
496
Outline of the Charging Wire
496
Routing the Charging Wire
496
Routing the Grid for the Primary Charging Assembly
496
Adjusting the Height of the Charging Wire
497
Mounting the Cleaning Blade
497
Mounting the Side Seal
498
Chapter 9 Fixing System
499
Applying Grease after Replacing the Fixing Roller
499
Adjusting the Nip Width
499
Adjusting the Position of the Fixing Web Solenoid (SL9)
499
After Replacing the Fixing Web
499
Adjusting the Position of He Fixing Inlet Guide Solenoid (SL1)
499
Adjusting the Position of the Fixing Inlet Guide
499
Electrical Components
501
When Replacing the DC Controller PCB
501
When Replacing the HVT PCB
501
After Replacing the HDD
501
When Replacing the Main Controller PCB
501
Pickup/Feeding System
502
Orientation of the Deck/Cassette Pickup Roller
502
Orientation of the Separation Roller
502
Orientation of the Feeding Roller of the Deck/Cassette Pickup Assembly
502
Adjusting the Pressure of the Separation Roller of the Deck/Cassette
502
Making Lnitial Checks/Outline of Electrical Components
507
Making Lnitial Checks
509
Site Environment
509
Checking the Originals for Symptoms
509
Copyboard Cover, Copyboard Glass, and Standard White Plate
509
Checking the Charging Assemblies
509
Checking the Developing Assembly
509
Checking the Paper
509
Checking the Periodically Replaced Parts
509
Image Adjustment Basic Procedure
510
Outline of Electrical Components
511
Clutch/Solenoid
511
Clutches and Solenoids
511
Motor
513
Fan
515
Sensor
517
Sensors
517
Switch
521
Lamps, Heaters, and Others
522
Table of Contents
539
Error Code Table
541
Chapter 14 Correcting Faulty Images
543
Chapter 15 Self Diagnosis
543
Error Code Details
543
Detail Error Code
543
E602 in Detail
553
Error Code (Send)
555
Results of Self-Diagnosis
555
Error Codes
556
Jam Code
561
Jam Code (Machine Proper)
561
Jam Code (Finisher-Related)
561
Jam Code (ADF-Related)
562
Alarm Code
564
Table of Contents
567
Service Mode Screen Configuration
569
Backing up Service Mode
570
Entering or Selecting Service Modes
570
Exiting Service Modes
570
Chapter 16 Service Mode
571
Initial Screen
571
Main/Intermediate Item Screen
571
Sub-Item Screen
571
DISPLAY (Status Display Mode)
573
COPIER List
573
FEEDER List
578
I/O (I/O Display Mode)
580
Mn-Con
588
ADJUST (Adjustment Mode)
593
Copier
593
COPIER List
593
Feeder
596
FEEDER List
596
Sorter
597
SORTER List
597
FUNCTION (Operation/Inspection Mode)
598
Copier
598
COPIER List
598
Feeder
606
FEEDER List
606
OPTION (Machine Settings Mode)
608
Copier
608
COPIER List
608
Feeder
626
FEEDER List
626
Sorter
626
SORTER List
626
Board
626
BOARD List
626
Copier
627
COPIER List
627
Test (Test Print Mode)
627
Copier
629
COPIER List
629
Counter (Counter Mode)
629
Table of Contents
635
Outline
637
Outline of Upgrading the Machine
637
Outline of the Service Support Tool
637
Making Preparations
642
Registering the System Software
642
Making Connections
644
Formatting the HDD
647
Formatting All Partitions
647
Formatting Selected Partitions
647
Formatting the Partitions
648
Downloading System Software
651
Downloading System
651
Outline
651
Downloading Procedure
651
Downloading RUI, and Language
653
Outline
653
Downloading Procedure
655
Downloading SDICT
657
Outline
657
Downloading Procedure
657
Downloading MEAPCONT
658
Outline
658
Downloading Procedure
658
Downloading KEY
660
Outline
660
Downloading Procedure
660
Downloading the TTS
662
Outline
662
Downloading Procedure
662
Downloading BOOT
664
Outline
664
Downloading Procedure
665
Downloading Dcon and Rcon
667
Outline
667
Downloading Procedure
667
Downloading G3 FAX
669
Outline
669
Downloading Procedure
670
Uploading and Downloading Backup Data
671
Outline
671
Uploading Procedure
672
Downloading Procedure
674
Service Tools
681
List of Special Tools
681
List of Solvents/Oils
682
Chapter 17 Upgrading
681
Chapter 18 Service Tools
681
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