Canon PIXMA iP100 - Manual (Page 31)

27 Routine Maintenance
Examining the Nozzle Check Pattern
Examine the nozzle check pattern output by the printer, and clean the Print Head if necessary.
1
Confirm the printed nozzle check pattern.
(1) If lines of this pattern are missing, the Black print head nozzle needs cleaning.
Example: When lines are missing
(2) If these patterns have white streaks, the Color print head nozzle needs cleaning.
Example: When white streaks appear
2
Take the appropriate action.
z When cleaning is necessary
Click Cleaning, and then go to step 3-(3) of the Windows or Macintosh Print Head Cleaning
procedure, depending on your platform. See “Print Head Cleaning” on page 28.
z When cleaning is not necessary
Click Exit or Quit on the Pattern Check dialog box to exit nozzle check pattern examination.
Note
The nozzle check pattern will not be printed correctly if there is not enough ink. Replace the ink tank if the
remaining amount of ink is insufficient.
See “Replacing an Ink Tank” on page 43.
(2)
(1)