Canon PRO-10 Series Manual page 124

Home > Overview of the Printer
Examining the Nozzle Check Pattern
C099
Examining the Nozzle Check Pattern
Examine the nozzle check pattern, and clean the print head if necessary.
1.
Check if there are horizontal streaks in the pattern
(A) Number of sheets printed so far
If there are horizontal streaks in the pattern (1):
Cleaning the nozzles of the ink group 1 (PC, Y, M, R, or PM) is required.
Select the ink group to clean using the computer.
Cleaning the Print Heads from Your Computer
(B) Good
(C) Bad (horizontal streaks are present)
If there are horizontal streaks in the pattern (2):
Cleaning the nozzles of the ink group 2 (GY, PBK, C, CO, or MBK) is required.
Select the ink group to clean using the computer.
Cleaning the Print Heads from Your Computer
Note
Because CO ink is colorless, its pattern is printed over the MBK ink pattern. Check for horizontal
streaks (D) in the dark gray bands of the pattern.
> Maintenance > When Printing Becomes Faint or Colors Are Incorrect
(1) and pattern (2).
>