Canon PC921 Support Question
Canon PC921 Support Question
Find answers below for this question about Canon PC921.Need a Canon PC921 manual? We have 1 online manual for this item!
Question posted by medfordret on August 26th, 2012
How Do I Change The Cartridge On The Canon Pc921
I cannot find my manual and I'm not sure how to get the present cartridge out. I don't want to damage my copier doing something incorrectly. THANK YOU
Current Answers
Related Canon PC921 Manual Pages
Service Manual - Page 1
.../900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) TVC00001-
UAA00001-
AUG. 1999
COPYRIGHT © 1999 CANON INC. TZA00001- TVF00001PUF00001PUG00001- TVG00001- TVB00001PUD00001PUE00001PUH00001-
TVH00001- PC940 F13-8436
PC941 F13-8437
PC950 F13-8231 F13-8241
PC960 F13-8434
PC980 F13-8232
PC981 F13-...
Service Manual - Page 2
... PRINTED MATTER. Printed in Japan Imprimé au Japon
Use of this manual should be strictly supervised to avoid disclosure of confidential information. THIS DOCUMENTATION IS...COPIER SERVICE DEPARTMENT OF THE SALES COMPANY. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) COPYRIGHT © 1999 CANON INC.
Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION
CANON...
Service Manual - Page 4
...differs from the output of the DC controller PCB to the loads. ii
COPYRIGHT © 1999 CANON INC. The expression "turn on the power" means flipping on the power switch, closing the
...field.
The following rules apply throughout this Service Manual are subject to change without notice for product improvement or other reasons, and major changes will be able to identify and isolate faults in...
Service Manual - Page 5
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
iii • This service manual covers the models shown in question is available. Single feeder feeder
&#...the following table. Be sure to have a good understanding of the difference from model to model before referring to this manual.
Model
PC860 PC880 PC890 PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950...
Service Manual - Page 8
...19 B. Registration Roller
Assembly 5-34 F. OPERATIONS 6-1 A. Controlling the Fixing Temperature 6-3
II. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Controlling the Developing/ Separation Static Eliminator Bias 4-11
F. Cartridge 4-23 B. Multifeeder Assembly ......... 5-28 C. Outline 6-1 B. DISASSEMBLY/ASSEMBLY ..... 4-22 A. DISASSEMBLY/ASSEMBLY...
Service Manual - Page 9
...with the Packaging Seal Intact ........ 10-2
B. ADF 8-1 A. Detecting an Original 8-6 E. Drive System 8-23 D. SELECTING A SITE 9-1 II. Storing the Cartridge with the Packaging Seal Removed 10-3
COPYRIGHT © 1999 CANON INC. DISASSEMBLY/ASSEMBLY ........7-7 A. Delivery 8-12 G. Controlling the Pickup Motor 8-14
H. DISASSEMBLY/ASSEMBLY ..... 8-18 A. Removing the ADF 8-19...
Service Manual - Page 13
...cartridge). SURF Fixing Assembly • The wait time is possible with a Zoom Function and a Fixed Copyboard • You can choose either a default enlargement/reduction ratio or any ratio between A4 (LGL) and A5 (STMT) (*Using the universal cassette). • In manual...6. CHAPTER 1 GENERAL DESCRIPTION
I. COPYRIGHT © 1999 CANON INC.
FEATURES
1. Ecology-Conscious • The use of...
Service Manual - Page 14
Copier...Descriptions Indirect static reproduction Roller (direct charging) Slit (moving light source) Auto or manual Dry (toner projection) Cassette (1 pc.) Single-feeder (single-feeder type) Multifeeder ...1-2
COPYRIGHT © 1999 CANON INC. SPECIFICATIONS
A. Type Item
Body Copyboard Source of light
Lens Photosensitive medium
2. CHAPTER 1 GENERAL DESCRIPTION
II. CANON PC800s/900s REV.0 AUG...
Service Manual - Page 19
...; A4R LTRR LGL STMTR MIN LGL → LTRR MARJIN MAX
Number of the 19th copy in a continuous copying job. (See p.5-8)
The specifications are subject to change for product improvement. CHAPTER 1 GENERAL DESCRIPTION
6. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
1-7 COPYRIGHT © 1999...
Service Manual - Page 21
CHAPTER 1 GENERAL DESCRIPTION
*1. COPYRIGHT © 1999 CANON INC. The specifications are subject to change for binding. • Sheet with a carbon back. • Sheet with a cut , hole, or tear. • Sheet with curling, bending, or wrinkling. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
1-9
The following may not be used as...
Service Manual - Page 93
... B. Controlling the Side Blanking Mechanism 4-21
II.
Controlling the Transfer Roller Bias 4-8 E. Controlling the Primary Charging Roller Bias 4-4 D. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Cartridge 4-23 B. Timing Chart for the Image Formation System 4-3 C. CHAPTER 4
IMAGE FORMATION SYSTEM
This chapter discusses the principles of Originals 4-16...
Service Manual - Page 96
CHAPTER 4 IMAGE FORMATION SYSTEM
Copyboard glass Scanning lamp
AE sensor
Side blanking lamp
Lens
Primary charging roller
Developing cylinder
Photosensitive
drum
Drum cartridge
Static eliminator
Transfer roller
Q101 Microprocessor
DC controller PCB
Lamp regulator block
High-voltage circuit block
Q900 Microprocessor
Composite power supply PCB
Figure 4-101
4-2
COPYRIGHT &#...
Service Manual - Page 100
... control signal (PDC_PWM) based on the combination of the DC/AC bias.
4-6
COPYRIGHT © 1999 CANON INC.
cation signal from the DC controller PCB. When the AC bias ON signal arrives from the DC...(IMPRIME AU JAPON) Operations a. Turning On and Off the AC Bias The AC bias applied to change the level of the serial signal and the PR_DC_ON signal, applying a DC bias to the primary ...
Service Manual - Page 104
...(constant current control, + 1.56µA/2.5 kV max.) will be applied to correct
the changes in the environment. Correcting the Transfer Bias Voltage Level (ATVC control) The machine automatically corrects....)
1.6sec(approx.)
Figure 4-106
4-10
COPYRIGHT © 1999 CANON INC.
CHAPTER 4 IMAGE FORMATION SYSTEM
c. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Service Manual - Page 108
... by a change the DC component of the developing bias so as to control the copy density: • Setting of the density adjusting lever (in manual adjustment mode) • Output of the AE sensor (in automatic control mode) • Setting of the AE sensor during manual density adjustment.
4-14
COPYRIGHT © 1999 CANON INC. The...
Service Manual - Page 117
...Drum cover shutter
Developing cylinder
Figure 4-201
a. b. COPYRIGHT © 1999 CANON INC. Cartridge
1. Do not open when the cartridge is fit into the machine and the machine's top unit is closed....is removed from light.
CHAPTER 4 IMAGE FORMATION SYSTEM
A. Light-Blocking Shutter When the cartridge is designed to strong light for a long time, the photosensitive drum can develop photo...
Service Manual - Page 244
...CANON INC. Shipping attachment [1]
You will be storing the shipping attachment [1] inside the machine in copiers, can cause blank copies. A.
Unpacking and Installation
Step 1
2
Work
Checks and remarks
Take out the copier and the attachments from the shipping box, and check to make sure... tray (ADF type only) • User's Manual • Manual feed tray (for some areas only) •...
Service Manual - Page 259
... temperature Low temperature
Temperature changes (within 3-min period; CHAPTER 10 MAINTENANCE AND SERVICING
IV. STORING AND HANDLING THE CARTRIDGE
The cartridge is as by hitting or dropping it . The degree of change is highly dependent on the... 10-402 Conditions for Transportation
10-2
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Service Manual - Page 260
...1999 CANON INC. Avoid areas subject to exercise care when storing or handling it. (Be sure that the cartridge is stored at 40°C/104°F or lower.
Make sure ...This applies even if the cartridge is an organic photoconducting (OPC) material, which would deteriorate if subjected to change abruptly (e.g., near a window. Storing and Handling the Cartridge with the Packaging Seal ...
Service Manual - Page 315
.... Instruct the user so that the cartridge is not opened immediately after it , leading to cause feeding faults. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...When a machine is likely to two hours).
11-50
COPYRIGHT © 1999 CANON INC. e.g., a. The drum is brought in from a cold to a ... tends to various problems; d. The cartridge can occur inside it has been brought from a cold place ...
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