Canon i9900, i9950 Service Manual
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<Service test print sample>
Check 2:
Top of form accuracy
Top of form accuracy
Check 1
Nozzle check
pattern
Nozzle check
pattern
Check 4
Halftone
Halftone
Check 3:
Straight lines
Check 5
(Result of CD-R/automatic print head alignment sensor correction)
(Result of CD-R/automatic print head alignment sensor correction)
Check 6
(Media sensor correction: implemented or not implemented)
(Media sensor correction: implemented or not implemented)