Canon imageCLASS D550 - Manual (Page 104)

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Tr
oubleshooting
The machine is exposed to direct sunlight or strong light .
Solution
Move the machine.
e-Manual → Maintenance → Transporting the Machine
Copied Lines and Text Appear Faded
A
B
C A
B
C
C
A
B
C A
B
C
C
Perform the following procedure.
is set to (default).
Solution
Set to , and then try to copy again.
“Selecting Image Quality (Copy)” ( →P.3-4)
Printed Bar Codes Cannot Be Scanned
Perform the following procedure.
When printing a bar code with the default printing preferences, the bar code may not be able to
be scanned.
Solution
Change the [Special Print Mode] setting to [Special Settings 1] from the print driver.
e-Manual → Maintenance → Special Mode
* When [Special Settings 1] is selected, printing density is lower than when [Off ] is selected. Also, text or lines may be
less clear.
Paper Jams Occur Frequently When Performing 2-Sided Printing
Perform the following procedure.
Depending on the paper type (especially for thin paper or curled paper), paper jams occur frequently when
performing 2-sided printing.
Solution
Change the settings from the operation panel.
e-Manual → Maintenance → Special Mode
* Maintain this setting in normal conditions. Change the setting only when the problems mentioned above
occur.
* If you use this mode when you are not using thin paper, images may become white.