Canon CLBP-460PS, Service Manual

Page: 5 / 566

CONTENTS
CHAPTER 1 PRODUCT INFORMATION
I. FEATURES ............................. 1-1
II. SPECIFICATIONS.................... 1-3
A. Printer............................... 1-3
B. Video Controller ................ 1-5
III. SAFETY INFORMATION ..... 1-8
A. Laser Safety ...................... 1-8
B. Toner Safety...................... 1-8
C. Ozone Safety ..................... 1-8
D. Power Supply Safety .......... 1-8
IV. PARTS OF THE PRINTER ....... 1-9
A. External View .................... 1-9
B. Cross Sectional View ......... 1-11
V. INSTALLATION ....................... 1-13
A. Notes................................. 1-13
B. Choosing a Location .......... 1-13
C. Unpacking and Installation
......................................... 1-15
D. Storing and Handling
Cartridges and ITB Unit..... 1-23
VI. MAINTENANCE AND SERVICING BY
THE CUSTOMER .................... 1-26
VII. OPERATION............................ 1-28
A. Control Panel .................... 1-28
B. Control Panel Menu ........... 1-30
CHAPTER 2 OPERATION AND TIMING
I. BASIC OPERATION ................. 2-1
A. Functions .......................... 2-1
B. Basic Sequence of
Operations......................... 2-2
C. Power-on Sequence............ 2-3
II. ENGINE CONTROL SYSTEM.... 2-4
A. DC Controller PCB ............. 2-4
B. Fixing Control Circuit ....... 2-14
C. High-voltage Power Supply
Circuit............................... 2-20
D. Low-voltage Power Supply
Circuit............................... 2-25
E. Video Interface Control ..... 2-28
F. Other Control .................... 2-30
III. LASER/SCANNER SYSTEM ..... 2-37
A. Laser System..................... 2-37
B. Laser Control Circuit......... 2-39
C. Scanner System ................ 2-42
IV. IMAGE FORMATION SYSTEM . 2-44
A. Outline .............................. 2-44
B. Operation .......................... 2-45
C. Print Process ..................... 2-62
D. Image Stabilization Control
......................................... 2-73
V. PICK-UP/FEED SYSTEM ......... 2-75
A. Outline .............................. 2-75
B. Paper Pick-up .................... 2-77
C. Feed Unit .......................... 2-84
D. Fixing and Delivery Unit.... 2-85
E. Paper Jam Detection ......... 2-89
VI. VIDEO CONTROL SYSTEM...... 2-90
A. Video Controller PCB......... 2-90
B. Control Panel .................... 2-93
C. Self Test ............................ 2-94
D. Boot ROM Menu ................ 2-96
E. Powar Saver....................... 2-98
VII. DUPLEXING UNIT ................... 2-99
A. Outline .............................. 2-99
B. Reversing and Duplex
Pick-up Operation ............. 2-101
C. Paper Jam Detection ......... 2-106
VIII. PAPER FEEDER...................... 2-108
A. Outline .............................. 2-108
B. Pick-up and
Feed Operation.................. 2-109
C. Paper Jam Detection ......... 2-110