Canon PIXMA MP250 - Manual (Page 60)

Advanced Guide Troubleshooting
Contents > Routine Maintenance > When Printing Becomes Faint or Colors Are Incorrect > Examining the Nozzle
Check Pattern
Examining the Nozzle Check Pattern
Examine the nozzle check pattern, and clean the Print Head if necessary.
1.
Check if there are missing lines in the pattern (1) or horizontal white streaks in the
pattern (2).
(1) Check if lines are missing in this pattern.
If yes, the cleaning is required.
See Cleaning the Print Head .
(A) Good
(B) Bad (lines are missing)
(2) Check if horizontal white streaks are present in this pattern.
If yes, the cleaning is required.
See Cleaning the Print Head .
(A) Good
(B) Bad (horizontal white streaks are present)
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