Question about Canon PIXMA MP780 All-In-One InkJet Printer
Paper type must be set to "Plain" to select Normal or Fast for Print Quality. Every other paper type selected will automatically set print quality to Fine (Photo).
Posted on May 30, 2008
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Posted on Jan 02, 2017
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Jun 18, 2011 | Brother MFC-290C Printer
Do the following to
clean the print head:
INK key on the control panel.
the DOWN arrow key until CLEANING appears on the LCD.
the DOWN arrow key to select BLACK, COLOR or ALL depending on what you
want to clean.
The machine will
clean the print head. When cleaning is finished, the machine will go back
to Ready automatically. If you are experiencing a print quality issue, we
recommend you repeat the print head cleaning for each color showing an issue
at least five (4) times.
If you are
experiencing a print quality issue and want to see if the cleanings are
improving the print quality, print a Print Quality Check Sheet (PQCS) after the
first cleaning and then print another PQCS after repeating the print head
cleaning steps at least three (3) more times (4 total cleanings).
You can then compare the two Print Quality Check Sheets.
Do the following to
print a Print Quality Check Sheet:
Press INK key on the control panel.
TEST PRINT will appear on the LCD.
Press OK. PRINT QUALITY will appear on
Press COLOR START.
machine will generate the Print Quality Check Sheet (PQCS). On the PQCS each of
the four colors is represented by a slanted square pattern made up of 96
individual blocks. The colors should appear (from left to right): Black -
Yellow - Cyan - Magenta. Cyan is the light blue color and
Magenta is the pinkish color.
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