Canon PC940 Support Question
Canon PC940 Support Question
Find answers below for this question about Canon PC940.Need a Canon PC940 manual? We have 1 online manual for this item!
Question posted by swoulf on December 11th, 2015
Canon Pc940 Copier
The right door for paper feeding doesn't stay closed.
Current Answers
Answer #1: Posted by hzplj9 on December 11th, 2015 12:29 PM
hzplj9
Member since:
June 25th, 2012 Points: 4,874,710
Member since:
June 25th, 2012 Points: 4,874,710
You will need to investigate the locking catch whitch may be broken. I have attached a link to the copier at Canon which may help you solve your dilemma. However if you are unable to resolve the issue yourself you will need to employ an engineer experienced in copiers.
Hope that helps.
Related Canon PC940 Manual Pages
Service Manual - Page 1
PC940 F13-8436
PC941 F13-8437
PC950 F13-8231 F13-8241
PC960 F13-8434
PC980 F13-8232
PC981 F13-8233
TVD00001-
AUG. 1999
COPYRIGHT © 1999 CANON INC. TVG00001-
UAA00001- TVE00001- FY8-13GA-000
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
TVJ00001- TZA00001- TVB00001PUD00001PUE00001PUH00001-
TVH00001-
REVISION 0
PC860 F13-8491...
Service Manual - Page 2
...supervised to avoid disclosure of confidential information.
IMPORTANT
THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE OF REFERENCE FOR WORK IN THE FIELD...QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY.
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
Service Manual - Page 5
... Direct
12 12 12 10 10 10 10 10 13 13 12 12 13 10 13 13
COPYRIGHT © 1999 CANON INC. Model
PC860 PC880 PC890 PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981
Type code
TYA TZA UAA PUD PUE PUH TVB TVC TVD TVE PUF...
Service Manual - Page 7
...of Operations 2-3
D. OPERATIONS 3-1 A. Lens Drive System 3-3 D. DISASSEMBLY/ASSEMBLY ..... 3-12 A.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
v FEATURES 1-1 II.... Construction ........2-1 B. Controlling the Scanning Lamp 3-9
III. Control Panel 1-15
V. Copier 1-2 B. IMAGE FORMATION 1-20 A. BASIC OPERATIONS 2-1 A. Controlling the Main Motor...
Service Manual - Page 11
NAMES OF PARTS 1-10 A. Control Panel 1-15
V. Outline 1-20
COPYRIGHT © 1999 CANON INC. Copier 1-2 B. ADF 1-8 III. USING THE MACHINE 1-15 A. IMAGE FORMATION 1-20 A. External View 1-10 B. ROUTINE MAINTENANCE BY THE USER 1-17
VI. CHAPTER 1 GENERAL DESCRIPTION
This chapter provides ...
Service Manual - Page 13
...
1. All-in 1% increments.
2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
1-1
Personal Copier 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 feed mode, paper may expect quality...
Service Manual - Page 14
...) Cassette (1 pc.) Single-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard)
Table 1-202
1-2
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Copier
1. CHAPTER 1 GENERAL DESCRIPTION
II. SPECIFICATIONS
A.
Service Manual - Page 22
... Copyboard cover [2] Static eliminator cleaner [3] Manual feed tray
[4] Right door [5] Cassette [6] Copyboard glass
Figure 1-301
[4] [3]
[5] [2] [1]
[6]
[1] Copy tray [2] Power cord connector [3] Open/close lever
[4] Static eliminator [5] Copy density correction switch [6] Delivery guide plate
Figure 1-302
1-10
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
Service Manual - Page 23
... DESCRIPTION [1] [2]
[4]
[1] ADF [2] Manual feed tray [3] Right door
[5]
[3]
[4] Cassette [5] Copyboard glass Figure 1-303
[6]
[4]
[7]
[3]
[2]
[1]
[1] Static eliminator cleaner [2] Delivery guide plate [3] Copy tray [4] Power cord connector
[5] Open/close lever [6] Static eliminator [7] Copy density correction switch
Figure 1-304
COPYRIGHT © 1999 CANON INC. 2. CANON PC800s/900s REV...
Service Manual - Page 152
Multifeeder Assembly
1. Removing the Multifeeder Unit 1) Open the right door. 2) Remove the two screws [1], and detach
the multifeeder unit [2].
[1] [2]
[1]...Mount the multifeeder unit; then, make a copy using the multifeeder. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 5 PICK-UP/FEEDING SYSTEM
B.
then, se- Pickup gear unit
Figure 5-220
5-28
...
Service Manual - Page 155
CHAPTER 5 PICK-UP/FEEDING SYSTEM
C. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU... pickup roller assembly [4] together with the paper guide plate [3].
[1]
Figure 5-226
[1]
[2]
Figure 5-227
[3] [4]
Figure 5-228
COPYRIGHT © 1999 CANON INC. Single-feeder Assembly
[2]
1. Removing the Single-feeder Unit
1) Open the right door.
[1]
2) Remove the two screws [1],...
Service Manual - Page 189
... Top cover [3] Control panel [4] Front lower cover
[5] Cassette [6] Front upper cover [7] Left cover
Figure 7-302 (ADF type)
[1]
[3]
[2]
[1] Rear cover [2] Right door [3] Multifeeder unit
Figure 7-303
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
7-9
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS
[1] [2] [3]
Note: Remove the covers as...
Service Manual - Page 193
... the front upper cover.
Removing the Front Lower Cover 1) Open the right door. 2) Remove the two screws [1], and detach
the multifeeder unit [2] (or the singlefeeder unit).
[1]
[2]
3) Open the machine's top unit. 4) Remove the two screws [3], and detach
the front upper cover [4]. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON...
Service Manual - Page 207
ADF
Original tray
Copier
Figure 8-101
COPYRIGHT © 1999 CANON INC. Outline
The ADF picks up the originals stacked on the original tray starting with the topmost original, moves them through the copyboard, and delivers them. See Figure 8-101 for an outline of the feeding route. CHAPTER 8 ADF
I.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
8-1 ADF
A.
Service Manual - Page 208
... to the copier the state of feeding originals to drive... the motor at such times as programmed in serial. (It does not use an IC for communications.)
[Input block]
[Control block]
[Output block]
Sensor Switch
ADFcontroller PCB
CPU (Q1)
ROM (Q2)
24V 5V
Motor
Serial communication
Copier
Composite power supply PCB
Figure 8-102
8-2
COPYRIGHT © 1999 CANON...
Service Manual - Page 209
...-1
-3 PDP1
When original is detected, '1'.
-2
(when light-blocking plate is at sensor)
Registration paper sensor
PI2
Original placement sensor
PI3
Belt motor
M1
Pickup motor
M2
+5V
J105
J5-4
-6 PDP2....
-5
J3-6
-7 See p. 8-14. J114
J202
J2
Serial communication
Copier
*Negative logic.
CHAPTER 8 ADF
2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
8-3
Service Manual - Page 267
... copier's. Connect the positive probe.
example: J109-1 (+) ..... YES
3
Is the rated voltage present at the
NO
Advise the user
that the problem
power source? J109-2 (-) ......
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) or the cover. YES
Connect the plug.
2
Are the front door and the delivery cover
NO
Close...
Service Manual - Page 309
...11-267
7) Remove the newspaper from the copyboard, and place five sheets of copy paper in its place; CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
J131 J101...J109
J106
VR103
Figure 11-268
11-44
COPYRIGHT © 1999 CANON INC.
then, close the copyboard cover.
8) Turn VR103 on the copyboard, and close the copyboard cover. 6) Turn VR102 so that the display will...
Service Manual - Page 342
... operate smoothly? Is the fixing lower roller or the fixing film deformed or scratched? NO Check the delivery roller drive assembly. CHAPTER 11 TROUBLESHOOTING
2 Separation/Feeding Assembly
Cause Copy paper
Feeding assembly
Step 1
2
3
Checks Try paper recommended by Canon. Check the spring used to use recommended...
Service Manual - Page 360
Copier
J901
1 2 3 4
Main motor M1
M
BP701
BP705
PR
+24VU GND MMD MLOCK
[120V]
H
N
FT2
FT4
FT1
FT3
J1 DS1
Door switch
JP502 JP501
J501
2 1
J501F
2 1... Cassette pickup solenoid
PS4 Vertical path roller
paper sensor
COPYRIGHT © 1999 CANON INC.
[220/240V]
H N
Line filter
J502
J501
FT2
FT4
LF1
2
2
FT1
FT3
1
1
J1 DS1
Door switch
NF1
NOISE FILTER PCB
Thermal fuse...
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