Canon Pixma Ip2850 User Guide

							Aligning the Print Head Position from Your ComputerPrint head alignment corrects the installation positions of the print head and improves deviated colors and
lines.
The procedure for performing print head alignment is as follows:
Note
•
If you are adjusting the head position while the software is being installed from the Setup CD-ROM, start from Step 3.
 Print Head Alignment
1.
Open the printer driver setup window
2.
Click  Print Head Alignment  on the Maintenance  tab
The  Start Print Head Alignment  dialog box opens.
3.
Load paper in the printer
Load three sheets of A4 size or Letter size plain paper into the rear tray.
4.
Execute head alignment
Make sure that the printer is on and click  Align Print Head.
Follow the instruction in the message.
5.
Check the printed pattern
Enter the numbers of the patterns with the least amount of streaks in the associated boxes.
Even if the patterns with the least amount of streaks are clicked in the preview window, their numbers are automatically entered in the associated boxes.
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							When you have entered all the necessary values, click OK.
Note
•
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable vertical
streaks.
(A) Least noticeable vertical streaks
(B) Most noticeable vertical streaks
•
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable
horizontal streaks.
(A) Least noticeable horizontal streaks
(B) Most noticeable horizontal streaks
6.
Confirm the displayed message and click  OK
The second pattern is printed.
7.
Check the printed pattern Enter the numbers of the patterns with the least noticeable horizontal stripes in the associated boxes.
Even if the patterns with the least noticeable horizontal stripes are clicked in the preview window, their
numbers are automatically entered in the associated boxes.
When you have entered all the necessary values, click  OK.
Note
•
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable vertical
streaks.
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							(A) Least noticeable vertical streaks
(B) Most noticeable vertical streaks
8.
Confirm the displayed message and click  OK
The third pattern is printed.
9.
Check the printed pattern Enter the numbers of the patterns with the least noticeable horizontal stripes in the associated boxes.
Even if the patterns with the least noticeable horizontal stripes are clicked in the preview window, their
numbers are automatically entered in the associated boxes.
When you have entered all the necessary values, click  OK.
Note
•
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable
horizontal stripes.
(A) Least noticeable horizontal stripes
(B) Most noticeable horizontal stripes
Note
•
To print and check the current setting, open the  Start Print Head Alignment dialog box, and click
Print Alignment Value .
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							Use Your Computer to Print a Nozzle Check PatternThe nozzle check function allows you to check whether the print head is working properly by printing a
nozzle check pattern. Print the pattern if printing becomes faint, or if a specific color fails to print.
The procedure for printing a nozzle check pattern is as follows:
 Nozzle Check
1.
Open the printer driver setup window
2.
Click  Nozzle Check  on the Maintenance  tab
The  Nozzle Check  dialog box opens.
Click  Initial Check Items  to display the items that you need to check before printing the nozzle check
pattern.
3.
Load paper in the printer
Load one sheet of A4 size or Letter size plain paper into the rear tray.
4.
Print a nozzle check pattern
Make sure that the printer is on and click  Print Check Pattern.
Printing of the nozzle check pattern begins.
Click  OK when the confirmation message appears.
The  Pattern Check  dialog box opens.
5.
Check the print result
Check the print result. When the print result is normal, click  Exit.
If the print result is smudged or if there are any unprinted sections, click  Cleaning to clean the print
head.
Related Topic
Cleaning the Print Heads from Your Computer
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							Cleaning Inside the PrinterPerform bottom plate cleaning before you execute duplex printing to prevent smudges on the back side ofthe paper.
Also perform bottom plate cleaning if ink smudges caused by something other than print data appear on the
printed page.
The procedure for performing bottom plate cleaning is as follows:
 Bottom Plate Cleaning
1.
Open the printer driver setup window
2.
Click  Bottom Plate Cleaning  on the Maintenance  tab
The  Bottom Plate Cleaning  dialog box opens.
3.
Load paper in the printer
As instructed in the dialog box, fold the A4 size or Letter size plain paper in half horizontally, and then unfold the sheet.Load the paper into the rear tray in the portrait orientation with the crest of the crease facing down.
4.
Perform the bottom plate cleaning
Make sure that the printer is on and then click  Execute.
Bottom plate cleaning starts.
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							Cleaning the Printer
Cleaning the Exterior of the Printer
Cleaning the Paper Feed Roller
Cleaning the Inside of the Printer (Bottom Plate Cleaning)
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							Cleaning the Exterior of the PrinterBe sure to use a soft and dry cloth such as eyeglasses cleaning cloth and wipe off dirt on the surface gently.Smooth out wrinkles on the cloth if necessary before cleaning.
Important
•
Be sure to turn off the power and unplug the power cord before cleaning the printer.
•
Do not use tissue paper, paper towels, rough-textured cloth, or similar materials for cleaning so as notto scratch the surface.
•
Never use volatile liquids such as thinners, benzene, acetone, or any other chemical cleaner to cleanthe printer, as this may cause a malfunction or damage the surface of the printer.
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							Cleaning the Paper Feed RollerIf the paper feed rollers are dirty or paper powder is attached to it, paper may not be fed properly.
In this case, clean the paper feed rollers from the computer. Cleaning will wear out the paper feed rollers, so
perform this only when necessary.
Cleaning the Paper Feed Rollers from Your Computer
If the problem is not resolved after cleaning the paper feed rollers from the computer, turn off the power, unplug the power cord, then wipe the paper feed rollers (the center roller and the right roller) (A) located
inside the rear tray with a moistened cotton swab or the like while rotating them manually. Do not touch the
rollers with your fingers. Rotate the rollers two or more times.
After cleaning the paper feed rollers, turn on the power, then clean the paper feed rollers again.
If the problem is not resolved after cleaning the paper feed rollers, contact the service center.
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							Cleaning the Inside of the Printer (Bottom Plate Cleaning)Remove stains from the inside of the printer. If the inside of the printer becomes dirty, printed paper may get
dirty, so we recommend performing cleaning regularly.
You need to prepare: a sheet of A4 or Letter-sized plain paper* * Be sure to use a new piece of paper.1.
Make sure that the power is turned on and remove any paper from the rear tray.
2.
Prepare paper.
1.
Fold a single sheet of A4 or Letter-sized plain paper in half widthwise, then unfold the paper.
2.
Load only this sheet of paper in the rear tray with the open side facing you.
3.
Pull out the paper output tray and the output tray extension.
3.
Hold down the  ON/RESUME button until the  POWER lamp flashes green five times, then
release it immediately.
The paper cleans the inside of the printer as it feeds through the printer.
Check the folded parts of the ejected paper. If they are smudged with ink, perform Bottom Plate Cleaning again.
Note
•
When performing Bottom Plate Cleaning again, be sure to use a new piece of paper.
If the problem is not resolved after performing cleaning again, the protrusions inside the printer may be
stained. Wipe off any ink from the protrusions using a cotton swab or the like.
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							Important•
Be sure to turn off the power and unplug the power cord before cleaning the printer.80