Canon printer imageCLASS MF6550 User Manual

11-24
Maintenance 

12-1
Troubleshooting
Troubleshooting
Clearing Jams
When a jam occurs in the machine, the 
paper jam message appears on the 
LCD display. Check the jam location 
indicator where the jam occurs, then 
remove the jammed paper.
NOTE
Do not force a jammed document or paper out of 
the machine. Contact Canon Customer Care 
Center for assistance if needed.
Document Jams
When  or 
 appears on 
the LCD display, remove a jammed 
document from the ADF or the document 
delivery slot.
CAUTION
– When removing jammed...

12-2
Troubleshooting
3Lift the document feeder tray.
4Remove any jammed 
documents.
5Lower the document feeder tray 
and close the ADF.
CAUTION
Be careful not to get your fingers caught.
6Open the platen glass cover, and 
remove any jammed documents.
7Close the platen glass cover.
CAUTION
Be careful not to get your fingers caught. 

12-3
Troubleshooting
Paper Jams
When  appears on the 
LCD display, remove jammed paper from 
inside the machine first, then from the 
paper cassette if necessary. Check the 
following if you experience repeated 
paper jams:
– Even the edge of the paper stack by a 
flat surface before loading it in the 
machine.
– Check that the paper you are using 
meets the requirements for use. (See 
“Print Media,” on p. 3-1.)
– Make sure you have removed any 
scraps of paper from inside the 
machine.
1Open the left...

12-4
Troubleshooting
4Lift and hold the transcription 
frame (A), then remove the 
jammed paper (Only for 2-sided 
copying).
5Close the left cover.
CAUTION
Be careful not to get your fingers caught.
6If you use the optional paper 
cassette, open the cover on the 
left side of the optional paper 
cassette. Remove any jammed 
paper, then close the cover.
7Pull out the paper cassette and 
push the corners of the stack 
under the tabs.
A 

12-5
Troubleshooting
8Gently push the paper cassette 
back into the machine until it 
clicks.
CAUTION
Be careful not to get your fingers caught. 

12-6
Troubleshooting
LCD Messages
See the table below when the LCD displays error messages.
MessageDescriptionAction
ADJUSTING
WAITING TO SCANThe machine is not ready for 
scanning.Wait until the machine is 
ready.
AUTO REDIALThis message appears when 
the recipient is engaged in 
direct sending and the job is 
waiting.Disappears when the 
transmission restarts.
CHANGE PAPERSIZEThe size of the paper in the 
paper cassette or multi-
purpose tray is different from 
that of the paper specified in 
 or 
 in...

12-7
Troubleshooting
DATA ERRORThe machine may have 
trouble.Contact Canon Customer 
Care Center.
DOCUMENT TOO LONGThe document is longer than 
24 
7/8 (630 mm), or is not 
feeding correctly.– Scan the document on the 
platen glass.
– Reduce the length of the 
document to within 24 
7/8 
(630 mm), then try again.
FEEDER PAPER JAM
CHECK THE FEEDERA document jam may have 
occurred in the ADF.Remove the jammed 
document.
LOAD PAPERNo paper is loaded in the 
paper cassette or multi-
purpose tray, or not...

12-8
Troubleshooting
MEMORY FULL– The number of fax jobs 
that can be stored in 
memory reached the 
maximum.– The maximum numbers of 
jobs that can be stored in 
memory are as follows 
(Based on the condition 
that the other party sends 
the fax by the MF6550/
MF6560/MF6580 with 
ITU-T No.1 Chart 
standard mode);
MF6560/MF6580: Up to 
70 jobs for sending or 90 
jobs for receiving, or 95 
fax jobs including sending 
and receiving jobs
MF6550: Up to 20 jobs for 
sending or 20 jobs for 
receiving, or 25...

12-9
Troubleshooting
NOT AVAILABLE NOW– You pressed the one-
touch speed dialing key or 
coded speed dialing 
number that has already 
been registered, while you 
perform group dial 
registration.
– You pressed the group 
dialing that has already 
been registered, while you 
perform one-touch or 
coded speed dialing 
registration.
– You have specified the 
group dialing when the 
line is off the hook.– Register the key or 
number that is not used 
for the speed dialing.
– Specify the recipient other...