Canon iP7200 Series Manual page 614

If the problem is not resolved after performing the Print Head Deep Cleaning, turn off the printer
and perform another Print Head Deep Cleaning after 24 hours.
If the problem is not resolved after performing the Print Head Deep Cleaning twice:
If Print Head Deep Cleaning does not resolve the problem, the print head may be damaged.
Contact the service center.
Check 3: Perform Print Head Alignment.
Aligning the Print Head
Note
If the problem is not resolved after performing the Print Head Alignment, perform Print Head
Alignment manually referring to Aligning the Print Head Position Manually from Your Computer.
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