Canon 900D Printer User Manual


 
42
Aligning Print Head - Auto head align
Aligning the print head allows you to print without shifts in the color registration.
There are two ways to align the print head, automatic or manual. First, try adjusting the print
head automatically. If the automatic print head aligning does not work or if you wish, you can
adjust the print head manually. See “Adjusting the Print Head Manually” on page 44.
1 With the printer on, load a sheet of Letter plain paper in the printer.
2 Align the print head automatically.
(1) Press the Menu
MenuMenu
Menu button.
Note
When Automatic Print Head Aligning Cannot Execute Correctly
When automatic print head aligning cannot execute correctly, the power
lamp flashes orange 11 times and the message “Failed to align print
head” is displayed on the LCD. Please follow the procedure below.
1. Press the Reset
ResetReset
Reset button to clear the error.
2. Open the front cover and check if there is ink left. If there is no ink
left, replace the ink tanks. See “Replacing Ink Tanks” on page 36.
3. Print the nozzle check pattern to verify that the print nozzles are
clean. See “Printing the Nozzle Check Pattern” on page 39.
4. Move the printer so that the paper output is not in direct sunlight
and try automatic print head aligning again.
5. If the error persists, adjust the print head manually. See
“Adjusting the Print Head Manually” on page 44.
(3) Use the buttons to select Auto head align
Auto head alignAuto head align
Auto head align
and then press the OK
OKOK
OK button.
The confirmation screen is displayed.
(4) Use the buttons to select Yes
YesYes
Yes and then press
the OK
OKOK
OK button.
A pattern is printed and the print head is
automatically aligned.
(2) Use the buttons to select Maintenance
MaintenanceMaintenance
Maintenance and
then press the OK
OKOK
OK button.
The maintenance menu is displayed.