Canon MX7600 Service Manual page 50

MX7600 --- 3. REPAIR
(4) User mode
Function
Nozzle check Perform via the machine operation
pattern printing panel, or from the MP driver
Maintenance tab.
Print head manual - Cleaning both Black and Color:
cleaning
- Cleaning Black or Color
Print head deep Perform via the machine operation
cleaning panel, or from the MP driver
Maintenance tab.
Automatic print Perform via the machine operation
head alignment panel, or from the MP driver
Maintenance tab.
Manual print head Perform via the machine operation
alignment panel, or from the MP driver
Maintenance tab.
Print head Perform via the machine operation
alignment value panel, or from the MP driver
printing Maintenance tab.
Pick-up roller Perform via the machine operation
cleaning (Roller panel, or from the MP driver
cleaning) Maintenance tab.
Bottom plate Perform via the machine operation
cleaning panel, or from the MP driver
Maintenance tab.
Periodic cleaning of Perform via the machine operation
the paper feed panel, or from the MP driver
rollers Maintenance tab.
(Sheet cleaning)
Procedures
Perform via the machine
operation panel.
separately, or both Black and
Color:
Perform from the MP driver
Maintenance tab.
Set a sheet of plain paper (A4 or Letter) in the cassette.
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.
If automatic alignment is not effective, perform manual print head
alignment.
Set 4 sheets of plain paper (A4 or Letter) in the cassette.
Set 2 sheets of plain paper (A4 or Letter) in the cassette.
Confirmation of the current print head alignment values.
The pick-up rollers rotate while being pushed to the paper lifting plate.
Since the rollers will wear in this cleaning, it is recommended to
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.
When "The transport unit may not be clean." is displayed, perform this
cleaning using the Cleaning Sheet.
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