Canon MG7700 Series Online Manual page 216

From the computer
Cleaning the Print Heads (Windows)
Cleaning the Print Heads
After cleaning the print head, print and examine the nozzle check pattern:
If the problem is not resolved after performing from step 1 to step 3 twice:
Clean the print head deeply.
Step4
From the machine
Cleaning the Print Head Deeply
From the computer
Cleaning the Print Heads (Windows)
Cleaning the Print Heads
Note
• When you have performed the procedure until step 4 and the problem has not been resolved, turn off
the power and clean the print head deeply again after 24 hours.
If the problem is still not resolved, the print head may be damaged. Contact the service center.
When the Print Results Are Not Even such as the Ruled Lines Are
Misaligned:
Align the print head.
Step
From the machine
Aligning the Print Head
From the computer
Aligning the Print Head Position (Windows)
Aligning the Print Head Position
(Mac OS)
(Mac OS)
(Mac OS)
216
Step1