Print Quality Problems; Print Is Not Clear; Splashed Dots; Output Appears Jagged - Canon BJC-70 User Manual

Print Quality Problems

If your print quality is not what you expect it to be, check the problems and
solutions listed in the following table.
Problem

Print is not clear

Splashed dots

Output appears jagged

Chapter 8
Cause
The paper you are using
may not be supported by
the printer.
You may be printing on the
wrong side of the paper.
You may be printing in
Economy mode.
The print head nozzles may
be clogged.
Print head nozzles may be
clogged with ink.
The resolution selected via
printer driver may be
180 dpi.
Try using the Smoothing
mode.
Solution
Make sure you are using the
recommended paper. See
Appendix A, Specifications,
for paper specifications.
Paper has a right side for
printing. If the print quality
is not as clear as you would
like it to be, try turning the
paper over and printing on
the other side.
Change to HQ mode.
Economy mode uses half the
ink of HQ mode and your
print may look faint.
Clean the print head; see
page 101 for details.
Clean the print head; see
page 101 for details.
Check your software
application to see what
printing resolution you have
selected.
Printing at 180 dpi will give
the output a jagged look.
Changing the resolution to
360 dpi should correct this
problem.
If you are printing double-
height or double-width
characters or graphics
containing a lot of diagonal
lines, use the Smoothing
mode.
Troubleshooting
131