Canon iPF720 User Manual page 534

Printheads
8.
If the Printhead Fixer Cover or Printhead Fixer Lever is dirty, use a damp cloth that you have
wrung out completely to wipe it clean.
Important
•
Never touch the Linear Scale (a) or Carriage Shaft (b).
•
Never touch the metal contacts of the Carriage. This may damage the printer.
9.
Lift the Carriage Cover to open it fully.
520 Maintenance
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