COPYRIGHT
©
2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
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CHAPTER 4 MECHANICAL SYSTEM
I. EXTERNALS AND CONTROLS..............4-1
A. Covers ..............................................4-1
B. Control Panel .................................... 4-3
C. Fans ..................................................4-4
II. DRIVE SYSTEM ....................................4-10
A. Drum Drive System ........................4-10
B. Developing Motor Assembly ...........4-11
C. Pick-Up Drive Assembly ................. 4-12
D. Scanner Drive Assembly ................4-15
E. Fixing Drive Assembly ....................4-18
F. WasteToner Feeding Drive
Assembly ........................................4-19
III. PICK-UP/FEEDING SYSTEM ...............4-21
A. Paper Deck .....................................4-21
B. Pick-Up Assembly ..........................4-27
C. Multifeeder Assembly .....................4-35
D. Duplexing Unit ................................4-37
E. Pre-Fixing Feeding
Assembly ........................................4-38
F. Pre-Duplexing Feeding Assembly ..4-38
G. Delivery/Reversing Assembly .........4-40
IV. TRANSFER UNIT .................................. 4-42
A. Transfer Unit ...................................4-42
B. Transfer Belt Mount.........................4-53
C. Replacing the Separation Paper
Guide Static Eliminating Wire .........4-55
V. EXPOSURE SYSTEM ...........................4-56
A. Original Exposure System.............. 4-56
B. Pre-Exposure System .................... 4-59
VI. LASER SYSTEM ...................................4-60
A. Laser Unit .......................................4-60
B. Image Position Correcting
Mirror Unit.......................................4-64
VII. HOPPER SYSTEM................................4-72
A. Hopper Assembly ...........................4-72
VIII. CHARGING SYSTEM ...........................4-78
A. Primary Charging Assembly...........4-78
B. Separation/Pre-Fixing Assembly ....4-79
IX. PROCESS UNIT SYSTEM ....................4-80
A. Process Unit ...................................4-80
B. Cleaning Assembly.........................4-85
C. Developing Assembly .....................4-87
D. Photosensitive Drum ......................4-90
E. SALT Sensor...................................4-91
F. No.2 Scoop-Up Sheet ....................4-93
X. FIXING SYSTEM ................................... 4-94
A. Fixing Assembly .............................4-94
B. Upper Fixing Cleaner
Assembly ......................................4-102
C. Fixing Lower Cleaning Assembly..4-103
D. Fixing Oil Application Unit.............4-105
XI. ELECTRICAL SYSTEM....................... 4-107
B. Basic Sequence of Operations
(image formation system) ...............3-86
C. Stabilizing Images ..........................3-87
D. Primary Charging
Assembly ........................................3-97
E. Developing Assembly ................... 3-102
F. Cleaning the
Photosensitive Drum ....................3-120
G. Controlling theTransfer Unit
Charging Mechanism....................3-122
VI. PICK-UP/FEEDING ASSEMBLY .........3-127
A. Outline ..........................................3-127
B. Pick-Up Assembly ........................3-130
C. Paper Deck ...................................3-145
D. Duplexing Unit ..............................3-151
E. Transfer Unit .................................3-160
F. Pre-Fixing Feeding .......................3-177
G. Fixing/Delivery Assembly .............3-178
H. Detecting Jams.............................3-189
VII. CONTROL PANEL ............................... 3-192
A. Outline ..........................................3-192
B. Operation......................................3-192
VIII. EDITOR ...............................................3-195
A. Outline ..........................................3-195
B. Operation......................................3-195
C. Zero-Level Adjustment
for Input Coordinates ....................3-197
IX. FANS....................................................3-198
X. POWER SUPPLY................................. 3-201
A. Power Supply................................3-201
B. Protection Mechanisms for the Power
Supply Circuits..............................3-201