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Routine Maintenance
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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).
If there are missing lines in the pattern (1):
Clean the print head nozzles of the Black ink group (PGBK).
(A) Good
(B) Bad (Lines are missing)
If there are horizontal white streaks in the pattern (2):
Clean the print head nozzles of the Color ink group (C, M, Y, BK).
(A) Good
(B) Bad (Horizontal white streaks are present)
If there are missing lines in the pattern (1) and also there are horizontal white streaks in the
pattern (2):
Clean the print head nozzles of the All Colors ink group.
2.
Take the appropriate action.
When cleaning is not required:
Click Exit (Windows) or Quit (Macintosh) on the Pattern Check dialog box to exit the nozzle check
pattern examination.
When cleaning is required:
Page 56 of 437 pagesExamining the Nozzle Check Pattern