Canon PC981 Support Question
Canon PC981 Support Question
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Question posted by yancyesquivel on April 4th, 2011
Copier Says It Has No Paper But There Is Paper In The Tray
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Related Canon PC981 Manual Pages
Service Manual - Page 13
...at maximum (1/100 to make jam removal easy.
8.
COPYRIGHT © 1999 CANON INC. Personal Copier with a Zoom Function and a Fixed Copyboard • You can choose either a default enlargement/...between A4 (LGL) and A5 (STMT) (*Using the universal cassette). • In manual feed mode, paper may contain as many as a single entity (cartridge). SURF Fixing Assembly • The wait time is ...
Service Manual - Page 15
...)
1-3 CHAPTER 1 GENERAL DESCRIPTION
3. Performance Item
Original type Maximum original size Reproduction ratio Zoom Wait time First copy time Continuous copying Copy size Copy paper type
Cassette
Multifeeder tray Copy tray Non-image width Auto power-off
COPYRIGHT © 1999 CANON INC. Direct, non-AE, from the cassette)
100 (max.)
A4/LGL (297 ×...
Service Manual - Page 16
Applies only to remove each from the copy tray. *5. Upon delivery, be sure to single pickup if the multifeeder is used. *3.
Applies only to remove any curling before feeding for a second time. *6. If stopped because paper ran out during copying operation, 1 hr.
1-4
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
Service Manual - Page 27
... Copy density adjusting lever
2 Copy density mode indicator
3 Default ratio indicator
4 Paper selection indicator*1
5 Jam indicator 6 Count/ratio indicator
7 Clear/stop key
...
mode
Starts copying.
CHAPTER 1 GENERAL DESCRIPTION
IV.
Indicates the selected cassette/ manual feed tray.If there is no paper loaded, it flashes. Turns on when indicating a ratio.
100 (max.;
Control Panel...
Service Manual - Page 28
... cassette/ manual feed tray.
Applies only to a multifeeder model. *2. Applies only to a model equipped with a zoom function.
1-16
COPYRIGHT © 1999 CANON INC. Turns on when zoom mode is selected. Selects/deselects zoom mode. Name
10 Count/zoom set key
11 Zoom indicator*2
12 Zoom key*2
13 Paper selection key*1
Description Sets...
Service Manual - Page 29
... 1-501
2) Place about 10 sheets of the ADF. 3) Press the Copy Start key.
• Copy paper will indicate 'U6'. Feeding Belt (ADF type) b.1 Cleaning in Feeder Cleaning Mode 1) Turn on the original tray of blank copy paper (A4/LTR) on the machine, and hold down the Copy Density Mode Selection key for 4 sec...
Service Manual - Page 125
...
Name
PS3 Delivery sensor
Remarks
PS4 Vertical path roller paper sensor
PS5 Single-feeder paper sensor
Single-feeder model only
Q751 Pre-registration roller paper sensor
Table 5-101
COPYRIGHT © 1999 CANON INC. The machine is equipped with four sensors used to reach the copy tray. PICKUP/FEEDING SYSTEM
A. CHAPTER 5 PICK-UP/FEEDING SYSTEM...
Service Manual - Page 126
...
COPYRIGHT © 1999 CANON INC. CHAPTER 5 PICK-UP/FEEDING SYSTEM
DC controller PCB
Pre-registration roller paper detection signal(RPD)
Vertical path roller paper detection signal(PDP)
Delivery paper detection signal(DPD)
Delivery roller
Copy tray
PS3 Fixing assembly
Cassette
Multifeeder pickup roller Photosensitive drum Registration roller
Static eliminator
Q751 Cassette
pickup roller...
Service Manual - Page 209
...103
COPYRIGHT © 1999 CANON INC. J114
J202
J2
Serial communication
Copier
*Negative logic. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN..., '1'.
+5V J5-1
-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
When original is detected,...
Service Manual - Page 213
... used to identify the length of the original based on the time it takes for the
original to the appropriate ADF operation. Original
Original tray PI2 PI3
Registration paper detection signal (PDP2)
ADF controller PCB
Figure 8-107
Original Lengths and Operation Sequences
Length ~313cm 314cm~
Sequence For A4/LTR originals For LGL...
Service Manual - Page 214
... place: 1 Preparing for PickUp Operation
When an original is placed on the original tray, i.e., the original placement sensor (PI3) turns ON, the pickup roller rotates counterclockwise and the paper guide holds the original in place.
1st original
Original tray PI3
Paper guide
Figure 8-108
2 Pickup Separation When the Copy Start key is pressed, the...
Service Manual - Page 215
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
8-9 Delivery sensor
PI1
1st original Feeding belt
Figure 8-111
2nd original
Original tray PI3
Paper guide
Figure 8-112
COPYRIGHT © 1999 CANON INC. CHAPTER 8 ADF
3 Arching The first original is butted against the registration roller so that the leading edge ...
Service Manual - Page 250
...Place the Test Sheet on the label attached to make sure that the three grooves in the copy tray are made correctly.
24 Clean the externals of the machine and the area around the machine.
...mal noise.
and make copies to make sure that come with the machine and stick it. "Placing Copy Paper.")
22 All notations on the copyboard glass, • Check to the ADF is cor- rect.
&#...
Service Manual - Page 254
... after installation, be able to carry out step 8, in the machine's bottom unit.
[2] [1]
6 Detach the copy tray. 7 Press down on the marking on the
machine's top unit to move the machine by truck or any paper on the left of transportation after continuous copying, you need to fully close lever found on...
Service Manual - Page 295
Adjusting the Original Stop Position Adjust the original stop position in step 1) on the original tray.
10mm
Figure 11-245
11-30
COPYRIGHT © 1999 CANON INC. Correcting Original Skew 1) Obtain a sheet of A4 or LTR white copy paper, and draw two lines as indicated.
• The sheet will be used as a test...
Service Manual - Page 297
... position.
1) Obtain a sheet of A4 or LTR white copy paper, and draw two lines as indicated. • The sheet will be used as a test sheet.
10mm A4/LTR copy papper
Figure 11-248 2) Remove the original tray cover from below the original tray. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
Service Manual - Page 302
... as specified, shift bit 1 of the DIP switch (SW1) on the ADF controller PCB to ON, and place an A4 or LTR white copy paper on the original tray.
3456
ON 12
BCD
EF 0 1 2
ON 12 SW1
Figure 11-257 7) Press the push switch (PSW) on the ADF controller PCB.
• The...
Service Manual - Page 304
.... 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
11-39 then, push the push
switch (PSW) to pick up the copy paper.
3456
ON 12
BCD
EF 0 1 2
6 7 8 9A 7 8 9A
ON 12 SW1
Figure 11-260 3) Turn... stop position toward the leading edge by 3 mm.
1) Place a sheet of A4 or LTR white copy paper on the original tray. 2) Shift bit 1 of the DIP switch (SW1) on the ADF controller PCB clockwise by 10 notches....
Service Manual - Page 357
...
A-2
1 Pickup motor (M2)
2 Belt motor (M1)
ADF 3 4
Original detection sensor (PI3)
Registration paper sensor (PI2)
5 Delivery sensor (PI1)
1 Main motor (M1)
2
Scanner / lens drive motor (M2...
Cassette pickup solenoid (SL5)
Vertical path roller 8 paper sensor (PS4)
9
Registration clutch solenoid (SL2)
10 Copier
Pre-registration roller paper sensor (Q751)
11 Scanning lamp (LA1)
12 ...
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
... © 1999 CANON INC.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
J751 3 2 1
Q751 Pre-registration roller
paper sensor
SENSOR PCB
M
12
12
J601
J602
M2 Scanner/lens drive motor
SIDE BLANK EXPOSURE PCB
1 2 3 4 5 6 7 8 9 10 11...
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