Adjustment/Settings; User Mode - Canon MP640 Service Manual

MP640 / MP648
4. ADJUSTMENT / SETTINGS

4-1. User Mode

Function
Nozzle check Perform via the machine
pattern printing operation panel, or from the MP
driver Maintenance tab.
Print head - Cleaning both Black and Color:
manual cleaning
- Cleaning Black or Color
separately, or both Black and
Color:
Print head deep Perform via the machine
cleaning operation panel, or from the MP
driver Maintenance tab.
Automatic print Perform via the machine
head alignment operation panel, or from the MP
driver Maintenance tab.
Manual print Perform via the machine
head alignment operation panel, or from the MP
driver Maintenance tab.
Print head Perform via the machine
alignment value operation panel, or from the MP
printing driver Maintenance tab.
Paper feed roller Perform via the machine
cleaning operation panel, or from the MP
driver Maintenance tab.
Bottom plate Perform via the machine
cleaning operation panel, or from the MP
driver Maintenance tab.
Procedures
Perform via the machine
operation panel.
Perform from the MP driver
Maintenance tab.
Set a sheet of plain paper (A4 or Letter) in the cassette, or the rear tray
if selected.
Unclogging of the print head nozzles, and maintenance to keep the
print head conditions good.
If there is a missing portion or white streaks in the nozzle check pattern
printout, perform this cleaning.
If print head manual cleaning is not effective, perform this cleaning.
Since the deep cleaning consumes more ink than regular cleaning, it is
recommended to perform deep cleaning only when necessary.
Set a sheet of Matte Photo Paper MP-101 (A4) in the rear tray. If the
automatic print head alignment is not effective, perform manual print
head alignment.
Set 3 sheets of plain paper (A4 or Letter) in the cassette, or the rear
tray if selected.
Confirmation of the current print head alignment values.
The paper feed rollers of the selected paper source (the rear tray or the
cassette) rotate while being pushed to the paper lifting plate. Since the
rollers will wear out in this cleaning, it is recommended that you
perform this only when necessary.
Cleaning of the platen ribs when the back side of paper gets smeared.
Fold a sheet of plain paper (A4 or Letter) in half crosswise, then unfold
and set it in the rear tray with the folded ridge facing down. (No paper
feeding from the cassette)
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