Canon PC920 - Page 8

COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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CHAPTER 4 IMAGE FORMATION SYSTEM
CHAPTER 5 PICK-UP/FEEDING SYSTEM
I. IMAGE FORMATION SYSTEM ...4-1
A. Outline ...................................4-1
B. Timing Chart for the Image
Formation System .................4-3
C. Controlling the Primary
Charging Roller Bias .............4-4
D. Controlling the Transfer
Roller Bias .............................4-8
E. Controlling the Developing/
Separation Static Eliminator
Bias .................................... 4-11
F. Measuring the Density of
Originals ............................. 4-16
G. Controlling the Side Blanking
Mechanism ......................... 4-21
II. DISASSEMBLY/ASSEMBLY ..... 4-22
A. Cartridge ............................ 4-23
B. Transfer Charging
Assembly............................ 4-25
C. Blank Exposure .................. 4-26
I. PICKUP/FEEDING SYSTEM.......5-1
A. Outline ...................................5-1
B. Controlling the Pickup
Roller .....................................5-3
C. Controlling the Movement of
Paper .....................................5-9
D. Detecting Jams .................. 5-12
II. DISASSEMBLY/ASSEMBLY ..... 5-18
A. Pickup Assembly ................ 5-19
B. Multifeeder Assembly ......... 5-28
C. Single-feeder Assembly ..... 5-31
D. Feeding Assembly.............. 5-33
E. Registration Roller
Assembly............................ 5-34
F. Delivery Assembly.............. 5-36
CHAPTER 6 FIXING SYSTEM
I. OPERATIONS ..............................6-1
A. Outline ...................................6-1
B. Controlling the Fixing
Temperature ..........................6-3
II. DISASSEMBLY/ASSEMBLY ..... 6-10
A. Fixing Assembly ................. 6-11