Main
COPYRIGHT 1998 CANON INC.
Introduction
Service Information
i
ii
Introduction
iii
CONTENTS
CHAPTER 1 GENERAL DESCRIPTION
CHAPTER 2 COPYING PROCESS
CHAPTER 3 OPERATIONS AND TIMING
iv
CHAPTER 5 INSTALLATION
CHAPTER 4 MECHANICAL SYSTEM
v
CHAPTER 6 MAINTENANCE AND SERVICING
APPENDIX
Page
CHAPTER 1 GENERAL DESCRIPTION
Page
11
I. FEATURES
1. Multiple front loading and multifeeder for space saving.
2. Office conveniences and ecology.
3. Dependable high image quality.
4. Practical basic features.
II. SPECIFICATIONS
2. Type
A. Copier
1. Configuration
13
3. Performance
14
4. Others
15
B. Cassette Feeding Module-B2/Cassette Feeding Module-A2/ Cassette Feeding Unit-K1
16
C. Paper Deck Pedestal-K1
17
III. NAMES OF PARTS
A. Exterior
18
B. Cross Section
1. Cross Section of the Body
19
2. Cassette Feeding Module-A2
110
3. Cassette Feeding Unit-K1
111
4. Paper Deck Pedestal-K1
Page
113
Table 1-401
2 4
Figure 1-401
IV. BASIC OPERATION
A. Control Panel
123 7 8 9 10 11 15 20 21 22 23
4 5 6 12 13 14 16 17 18 19 24 25 26
A
Page
GENERAL DESCRIPTION
115
e q
Figure 1-402
w
Table 1-403
B. Making Copies
1) Place your originals.
2) Programme the copy settings.
3) Press the key.
117
C. Using the Stack Bypass
1) Place your originals.
2) Programme the copy settings. 3) Open the stack bypass.
Page
119
7) Press the key.
D. User Mode
2. The Use of Keys and Displays That Appear When Changing the Settings
120
3. Auto Clear Time
4. Auto Energy Saver Time
121
5. Zoom Fine Adjustment
122
6. Auto Cassette Switching ON/OFF
123
7. Stack Bypass Size Entry ON/OFF
8. Auto Sort ON/OFF (When equipped with the ADF/RDF and Stapler Sorter/ Sorter (options))
124
9. Feeder Cleaning (When equipped with the ADF/RDF (options))
10. Standard Copy Settings (Store/Ini- tialize)
125
11. Initializing User Mode
126
V. WARNINGS AND ACTIONS
A. Jam Indicator
1. When q Flashes on the Control Panel
127
128
2. When w Flashes on the Control Panel
129
130
3. If Lights (Checking the Right Door/Sorter/Stapler Sorter)
131
4. If Flashes (Replacing the Toner Cartridge)
132
133
B. Cleaning the Static Charge Eliminator
134
VI. ROUTINE CLEANING
CHAPTER 2 COPYING PROCESS
Page
21
I. IMAGE FORMATION
22
B. Latent Static Image Formation Block
latent static
23
C. Step 1 (pre-exposure)
Primary charging roller
D. Step 2 (primary charging)
primary charg- ing
Pre-exposure lamp
F. Step 4 (development)
Dark Light area
light
E. Step 3 (image exposure)
Toner Blade Cylinder Magnet
G. Step 5 (transfer)
development bias
26
H. Step 6 (separation)
Transfer roller
Static eliminator
Transfer roller
J. Step 8 (drum cleaning)
27
I. Step 7 (fixing)
28
II. AUXILIARY PROCESS
A. Blank Exposure
CHAPTER 3 OPERATIONS AND TIMING
Page
31
I. BASIC OPERATIONS
Figure 3-101
A. Functional Construction
32
B. Outline of Electrical Cir- cuitry
Figure 3-102
33
C. Inputs to the DC Controller
Figure 3-103
1. Inputs to the DC Controller PCB (1/5)
34
2. Inputs to the DC Controller (2/5)
Figure 3-104
35
3. Inputs to the DC controller (3/5)
Figure 3-105
36
4. Inputs to the DC Controller PCB (4/5)
Figure 3-106
37
5. Inputs to the DC Controller PCB (5/5)
Figure 3-107
38
D. Outputs from the DC Controller
Figure 3-108
1. Outputs from the DC Controller PCB (1/5)
39
2. Outputs from the DC Controller PCB (2/5)
Figure 3-109
310
3. Outputs from the DC Controller PCB (3/5)
Figure 3-110
311
4. Outputs from the DC Controller PCB (4/5)
Figure 3-111
312
5. Outputs from the DC Controller PCB (5/5)
Figure 3-112
313
E. Inputs to and Outputs from the Cassette Feeding Module-B2
Figure 3-113
1. Inputs to and Outputs from the Cassette Feeding Module-B2 Driver PCB (1/1)
314
F. Inputs to and Outputs from the Cassette Feeding Module-A2
Figure 3-114
1. Inputs to and Outputs from the Cassette Feeding Module-A2 Driver PCB (1/2)
315
2. Inputs to and Outputs from the Cassette Feeding Module-A2 Driver PCB (2/2)
Figure 3-115
316
G. Inputs to and Outputs from the Cassette Feeding Unit-K1
Figure 3-116
1. Inputs to and Outputs from the Cassette Feeding Unit-K1 Driver PCB (1/3)
317
2. Inputs to and Outputs from the Cassette Feeding Unit-K1 Driver PCB (2/3)
Figure 3-117
318
3. Inputs to and Outputs from the Cassette Feeding Unit-K1 Driver PCB (3/3)
Figure 3-118
319
4. Inputs to Paper Deck-K1 Controller (1/2)
Figure 3-119
320
5. Outputs from Paper Deck-K1 Controller (2/2)
Figure 3-120
321
H. Main Motor Control Circuit
2. Operations
322
I. Basic Sequence of Operations (2 copies, continuous, AE)
Figure 3-122
323
Table 3-101
324
J. Original Size Detection Control
325
2. Operations
326
3. Original Size Detection
327
B. Lens Drive System
II. EXPOSURE SYSTEM
A. Varying the Reproduction Ratio
328
Lens home position
Change solenoid drive signal (CHSLD*)
Lens motor drive signal
Figure 3-202
329
2. Lens Motor Drive Circuit
330
3. Basic Sequence of Operations for the Lens Drive System (enlargement/ reduction)
331
C. Scanner Drive System
332
2. Relationship between Scanner Sensors and Signals
3. Basic Sequence of Scanner Operations
333
4. Driving the Scanner Motor
334
D. Operations of the Scanner in Page Separation Mode
335
III. IMAGE FORMATION
336
B. Sequence of Operations (image formation system)
Figure 3-302
337
C. Controlling the Scanning Lamp
2. Mechanism
338
D. Controlling the Primary Charging Roller
Page
340
341
E. Controlling the Transfer Roller Bias
342
Figure 3-306
343
2. Turning ON/OFF the Transfer Roller Bias
3. Controlling the Transfer Bias Constant Voltage
4. Correcting the Transfer Bias Voltage Level (ATVC control)
5. Current Limiter Circuit (transfer bias)
F. Controlling the Static Elimi- nator Bias
345
2. Switching the Voltage Level of the Static Eliminator Bias
3. Ensuring Separation of Thin Paper
346
G. Controlling the Developing Bias
347
2. Turning ON/OFF the Developing Bias DC Component and Controlling to Constant Voltage
3. Turning ON/OFF the Developing Bias
4. Controlling the Voltage Level of the Developing Bias DC Component
348
H. Copy Density Automatic Control
2. Control Operations
349
3. AE Adjustment
350
I. Developing/Cleaning As- sembly
351
2. Toner Level Detection Control
352
353
J. Blank Exposure Control
Change solenoid drive signal (CHSLD*)
signal (BSHP)
Blank home position detection
(BSSLD*)
354
2. Blanking the Non-Image Area (re- duction)
3. Blanking the Leading/Trailing Edge Margin and Sheet Gap
355
K. Primary Charging Roller Cleaning Control
2. Primary Charging Roller Cleaning Operations
356
L. Transfer Roller Locking/ Releasing Control
357
IV. PICK-UP/FEEDING
A. Pick-Up from the Machine
358
Figure 3-401
359
Figure 3-402
360
2. Sequence of Operations (pick-up/feeding system; A4, 2 copies, cassette 1)
Figure 3-404
Figure 3-403
3. Sequence of Operations (pick-up/feeding system; A4, 2 copies, cassette 2)
B. Making Two-Sided Copies (1 copy)
362
Copying on the 2nd Side
Figure 3-408
Figure 3-407
2. Sequence of Operations (two-sided; 1 copy, A4)
C. Duplexing Unit
364
2. Set-Back Operations
Figure 3-411
Figure 3-410
365
366
367
368
369
3. Re-Pick Up Operation
370
371
372
D. Pick-Up from the Cassette Feeding Module-A2
1. Pick-Up Operation
373
2. Sequence of Operations (cassette 3; A4, 2 copies)
Figure 3-427
374
E. Pick-Up from the Cassette Feeding Unit-K1
1. Pick-Up Operation
375
2. Sequence of Operations (pick-up/feeding system; A4, 2 copies, cassette 3)
Figure 3-430
Figure 3-429
3. Sequence of Operations (pick-up/feeding system; A4, 2 copies, cassette 5)
F. Paper Deck Pedestal-K1
Figure 3-431
1. Basic Construction
377
2. Pick-Up/Feeding Operation
378
b. Sequence of Pick-Up Operations (A4, 2 copies)
Figure 3-433
379
3. Lifter Operation
380
b. Lifter Operation
Figure 3-435
381
4. Detecting Paper in the Deck
382
G. Multifeeder
383
2. Identifying the Size of Paper on the Multifeeder Tray
384
3. Sequence of Operations (multifeeder; A4, 2 copies)
Figure 3-440
385
H. Identifying the Size of the Cassette
386
387
I. Fixing/Delivery Assembly
1. Controlling the Fixing Roller Tem- perature
388
Target temperatures for the following size paper:
Table 3-403
389
2. Oil Application Roller
390
3. Operation of Fixing Assembly Tem- perature Control System
Figure 3-443
391
4. Detecting Overheating of the End of the Fixing Heater
5. Protection Mechanism
392
J. Detecting Jams
393
1. Vertical Path Roller 1 Delay Jam
2. Vertical Path Roller Timing Jam
394
3. Vertical Path Roller 2 Delay Jam
Figure 3-447 Sequence of Operations
Figure 3-446 Sequence of Operations
4. Vertical Path Roller 2 Timing Jam
395
5. Pre-Registration Delay Jam (vertical path roller)
Figure 3-449 Sequence of Operations
Figure 3-448 Sequence of Operations
6. Pre-Registration Timing Jam (vertical path roller)
396
7. Separation Delay Jam
8. Separation Timing Jam
397
9. Delivery Delay Jam
Figure 3-452 Sequence of Operations
398
10. Delivery Stationary Jam
Figure 3-454 Sequence of Operations
11. Pick-Up Stationary Jam (cassette unit)
Figure 3-453 Sequence of Operations
399
12. Pick-Up Delay Jam (cassette unit)
Figure 3-455 Sequence of Operations
3100
13. Pick-Up Delay Jam (Paper Deck Pedestal-K1)
Figure 3-457
Figure 3-456
14. Pick-Up Timing Jam (Paper Deck Pedestal-K1)
V. POWER SUPPLY
Figure 3-501
A. Outline of Power Distribution
3102
B. Power Supply Circuitry
3103
C. Detecting Errors on the Power Supply PCB
3104
D. Protection Mechanisms for the Power Supply Circuit
3105
VI. SERVICE MODE
B. Using Service Mode
1. Starting Service Mode
2. Selecting Service Mode Group
3. Selecting an Item under Each Ser- vice Mode
3106
7. Recording on the Service Label
4. Using Adjustment Mode (3) and Machine Settings Mode (5)
5. Using Operation/Inspection Mode (4)
6. Resetting Error Codes (back-up codes)
C. Control Display Mode (1)
3108
3109
3110
D. I/O Mode (2)
3111
No. 214, No. 215, No. 216, No. 217, and No. 218
Table 3-609
3112
3113
No. 222 Port P0 Display
Table 3-611
3114
E. Adjustment Mode (3)
3115
3116
3117
F. Operation/Inspection Mode (4)
3118
G. Machine Settings Mode (5)
3119
3120
H. Counter Mode (6)
3121
VII.SELF DIAGNOSIS
A. Copier Self Diagnosis
E000 E001 E002 E003 E004 E010 E030 E041
3122
E064 E202
E210 E220 E240 E260 E712 E717
E710
E261 E802
3123
E901
B. Self Diagnosis on the Cassette Feeding Unit
3124
3125
E400 E402
E401 E403 E404 E411
C. RDF/ADF Self Diagnosis
3126
E500 E530
D. Sorter Self Diagnosis
E510
E541
E531 E540
VIII. STANDARDS AND ADJUSTMENTS
A. Electrical
1 Adjustment after Replacing PCBs
2 Adjusting the Scanning Lamp Intensity
3 AE Adjustment
3128
3129
3130
q
w
q w
3131
4 Multifeeder Paper Width Sensor Adjustment
3132
5 Setting the Paper Size for the Universal Cassette
3133
6 Initializing the Back-Up RAM
1-c
7 Checking the Photointerrupters
2-a 1-a 2-f 2-b 2-g 2-e 2-c 2-d
Page
CHAPTER 4 MECHANICAL SYSTEM
Page
41
I. EXTERNALS
A. External Covers
42
B. Control Panel
1. Removing the Control Panel
C. Removing the Display Panel
43
D. Fan
1. Removing the Exhaust Fan
2. Removing the Scanner cooling fan
44
E. Counter*
1. Installing the Option Counter (CNT2)
45
II. DRIVE SYSTEM
Scanner wire
A. Scanner Drive System
1. Removing the Scanner Drive Motor
2. Removing the Scanner Cable
46
3. Assembling the Mirror Positioning Tool
47
4. Routing the Scanner Cable
48
Cable spring Cable spring
Hook Hook Cable Cable
(front) (rear)
49
5. Adjusting the Mirror Position (opti- cal length between No. 1 mirror and No. 2 and No. 3 mirrors)
1
(front) (rear)
1
B. Lens Drive Assembly
1 3
1. Removing the Lens Drive Motor
2 2
411
412
2. Routing the Lens Cable
413
3. Positioning the Change Solenoid
414
C. Main Motor
1. Removing the Main Motor Unit
2. Routing the Drive Belt
415
III. PICK-UP/FEEDING
A. Pick-Up Assembly
1. Removing the Pick-Up Roller Unit
2. Removing the Pick-Up Roller
3. Points to Note When Installing the Pick-Up Roller
416
5. Adjusting the Left/Right Registration
4. Removing the Separation Pad
417
B. Multifeeder Assembly
1. Removing the Multifeeder Pick-up Roller Unit
2. Removing the Multifeeder Pick-Up
1 2
418
3. Points to Note When Installing the Multifeeder Pick-Up Roller
4. Removing the Separation Pad
5. Removing the Multifeeder Spring Clutch
(front of copier
419
6. Positioning the Multifeeder Assem- bly Paper Guide Plate Cam
420
C. Registration Roller Assem-
130.50.5mm
1. Removing the Registration Clutch
2. Removing the Upper Registration
7. Adjusting the Left/Right Registration
421
3. Removing the Lower Registration
422
D. Feeding Assembly
1. Removing the Feeding Belt
2. Removing the Feeding Fan
E. Delivery Assembly
1. Removing the Delivery Roller
F. Duplexing Assembly
1. Removing the Duplexing Assembly Inlet Unit
2. Removing the Duplexing Unit
424
G. Cassette Unit
1. Removing the Copier from the Cas- sette Unit
2. Removing the Pick-Up Roller Unit
3. Removing the Pick-Up Roller
425
4. Points to Note When Installing the Pick-Up Roller
5. Removing the Pick-Up Unit
6. Removing the Cassette Motor
426
7. Removing the Pick-Up Clutch
8. Removing the Cassette Driver PCB
9. Removing the Pick-Up Motor (Cas- sette Pedestal-K1)
10.Removing the Pick-Up Clutch (Cas- sette Pedestal-K1; cassettes 3, 4)
H. Paper Deck Pedestal-K1
1. Removing the Pedestal Motor Drive Assembly
2. Removing the Paper Deck
428
3. Removing the Lifter Wire
429
11 12
430
5. Removing the Pick-Up Roller
4. Removing the Pick-Up Assembly
431
6. Points to Note
7. Removing the Feeding Roller
432
8. Points to Note
9. Removing the Separation Roller
10.Points to Note
433
11.Adjusting the Pressure of the Sepa- ration Roller
21
12.Position of the Pick-Up Roller Re- leasing Solenoid
Butted.
IV. EXPOSURE SYSTEM
A. Illuminating Assembly
1. Removing the Scanning Lamp/Fluo- rescent Heater
2. Removing the Blank Exposure As- sembly
435
3. Removing the Blank Exposure Lamp
A
4. Removing the Blank Shutter Sole- noid
5. Positioning the Blank Shutter Sole- noid
436
6. Routing the Blank Shutter Cable
7. Adjusting the Left/Right Margin Po- sition
8. Installing the Mirror Heater
437
9. Installing the Lens Heater
438
V. CHARGING SYSTEM
A. Drum Unit
1. Removing the Drum Unit
2. Cleaning
439
B. Primary Charging Assem-
4 5
1. Removing the Primary Charging Unit
2. Cleaning the Cleaning Pad and the Primary Charging Roller
440
C. Transfer Charging Assem-
1. Removing the Transfer Roller
441
D. Drum Heater*
1. Installing the Drum Heater
442
VI. DEVELOPING SYS- TEM
1. Removing the Developing Assembly
2. Removing the Blade Assembly
443
7
13 12
8 9 10
7
*
445
VII. FIXING SYSTEM
1. Construction
2. Removing the Upper Fixing Unit
446
3. Removing the Fixing Roller
447
4. Points to Note after Replacing the Upper Fixing Unit
448
5. Removing the Lower Fixing Unit
6. Removing the Separation Claw/Fix- ing Cleaning Roller
449
7. Adjusting the Lower Fixing Roller Pressure (nip)
450
B. Composite Power Supply PCB
1. Removing the Composite Power Sup- ply PCB
VIII. ELECTRICAL
A. DC Controller PCB
1. Removing the DC Controller PCB
2. Points to Note When Replacing the DC Controller
C. AE Sensor PCB
Page
CHAPTER 5 INSTALLATION
Page
51
I. SELECTING THE SITE
52
II. UNPACKING AND INSTALLING THE COPIER
condensation
A. Unpacking and Removing Fixings
53
Spacer Spacer Spacer
54
55
B. Turning On the Copier
Service mode switch
56
57
C. Checking the Images and Operations
58
D. Attaching the Drum Unit
Knob Drum unit
59
A4
E. Changing the Cassette Size
R
A3
A4
R
A5
510
511
Direct position
III. RELOCATING THE COPIER
512
IV. REPLACING THE DRUM UNIT
Releasing spacer
513
Service mode switch
514
V. INSTALLING THE CONTROL CARD IV N
t
515
VI. CASSETTE HEATER KIT 5 INSTALLATION PROCEDURE
517
B. Installation (to copying machine)
518
519
520
C. Installation (to a Cassette Feeding Module-A2/B2/ Cassette Feeding Unit-K1)
521
522
523
524
VII. CASSETTE HEATER KIT 7 INSTALLATION PRO- CEDURE
525
B. Installation
526
527
C. Attaching the Ratings Label
6 mm
7 mm
528
B. Installation to the Copier
VIII.INSTALLING THE RE- MOTE DIAGNOSTIC DEVICE II
r e
y y
529
y
u
t
530
!0
!2
!4
!1
531
!5
!7
!6
!8
532
@1 @0
@2
!9
!6
533
!7
@6
@4
@3
Page
CHAPTER 6 MAINTENANCE AND SERVICING
Page
61
I. PERIODICALLY REPLACED PARTS
A. Periodically Replaced Parts
62
II. DURABLES AND CONSUMABLES
A. Copier
63
B. Cassette Feeding Module-B2, Cassette Feeding Module-A2, and Cassette Feeding Unit-K1
C. Paper Deck Pedestal-K1
64
III. BASIC SERVICING
65
IV. SERVICING CHART
A. Scheduled Maintenance Work
Page
APPENDIX
Page
A1
A. GENERAL TIMING CHART
A4, 2 copies, DIRECT, cassette 1
A2
B. SIGNALS AND ABBREVIATIONS
1. Signals
A3
3. Abbreviations
Page
Page
Page
A7
D. DC CONTROLLER CIRCUIT DIAGRAM
Q301
DC Controller (1/14)
A8
DC Controller (2/14)
A9
DC Controller (3/14)
Q311
A10
DC Controller (4/14)
Q316
A11
DC Controller (5/14)
A12
DC Controller (6/14)
A13
DC Controller (7/14)
A14
DC Controller (8/14)
A15
DC Controller (9/14)
R542
R543
R544
A16
DC Controller (10/14)
Q382
Q381
A17
DC Controller (11/14)
A18
DC Controller (12/14)
+
84 48
A19
DC Controller (13/14)
A20
DC Controller (14/14)
A21
E. COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM
Composite Power Supply PCB (1/6)
1/6
A22
Composite Power Supply PCB (2/6)
A23
Composite Power Supply PCB (3/6)
AC+DC BIAS
H.V.GENERATOR
PRIMARY
A24
Composite Power Supply PCB (4/6)
DISCHARGE
A25
Composite Power Supply PCB (5/6)
TRANSFER
A26
Composite Power Supply PCB (6/6)
A27
F.CONTROL PANEL KEY PCB
Control Panel Key PCB (1/3)
A28
Control Panel Key PCB (2/3)
A29
Control Panel Key PCB (3/3)
Page
A31
G. AE SENSOR CIRCUIT DIAGRAM
A32
H. INTENSITY SENSOR CIRCUIT DIAGRAM
A33
I. TONER LEVEL DETECTION CIRCUIT DIAGRAM
SENSOR
24VB
TNEMP
J752
J. CASSETTE FEEDING MODULE-B2 GENERAL CIRCUIT DIAGRAM
M
MTR-B
MTR-A
MTR-COM
K. CASSETTE FEEDING MODULE-B2 DRIVER CIRCUIT DIAGRAM
Driver Circuit Diagram (1/2)
A36
Driver Circuit Diagram (2/2)
A37
L. CASSETTE FEEDING MODULE-A2 GENERAL CIRCUIT DIAGRAM
A38
M. CASSETTE FEEDING MODULE-A2 DRIVER CIRCUIT DIAGRAM
Driver Circuit Diagram (1/2)
A39
Drivcr Circuit Diagram (2/2)
B
CON B
A
Page
A41
N. CASSETTE FEEDING UNIT-K1 GENERAL CIRCUIT DIAGRAM
Cassette pedestal controller PCB
A42
O. CASSETTE FEEDING UNIT-K1
Cassette Feeding Unit-K1 (1/3)
A43
Cassette Feeding Unit-K1 (2/3)
R135 Q135
Q110
R106
A44
Cassette Feeding Unit-K1 (3/3)
A45
P. PAPER DECK PEDESTAL-K1 GENERAL CIRCUIT DIAGRAM
Deck Driver
A46
Q. PAPER DECK PEDESTAL-K1 DRIVER CIRCUIT DIAGRAM
A47
R. SPECIAL TOOLS
A48
S. SOLVENTS/OILS
