Cleaning The Printer; Cleaning The Printer Exterior; Cleaning Inside The Top Cover - Canon iPF840 User Manual

iPF840

Cleaning the Printer

Cleaning the Printer

Cleaning the Printer Exterior ........................................................................................................................... 591

Cleaning Inside the Top Cover ........................................................................................................................ 591

Cleaning the Printhead ................................................................................................................................... 578
Cleaning the Printer Exterior
Cleaning the Printer Exterior
Clean the printer regularly to maintain better printing quality and help prevent problems.
To ensure a comfortable working environment, clean the printer exterior about once a month.
1
Turn the printer off. (See "Turning the Printer On and Off.")
2
Unplug the power cord from the outlet.
•
Always turn off the printer and unplug the power cord before cleaning or maintenance. Accidentally leav-
ing the printer on poses a risk of injury if you touch moving parts inside the printer.
Caution
3
Using a damp cloth that you have wrung out completely,
wipe away any dirt or paper dust from the Paper Feed Slot
(a), power cord plug, and so on. Dry these parts with a dry
cloth.
•
Never use flammable solvents such as alcohol, benzene, or thinner. If these substances come into con-
tact with electrical components inside the printer, there is a risk of fire or electrical shock.
Warning
•
If the Ejection Guide is dirty, it may soil the edge of the paper when the paper is cut. We recommend
cleaning the Ejection Guide even if it does not appear dirty, because it may actually be covered with
Important
paper dust.
(See "Cleaning Inside the Top Cover.")
4
Plug the power cord into the outlet.
Cleaning Inside the Top Cover
Cleaning Inside the Top Cover
Clean inside the Top Cover about once a month to maintain better printing quality and help prevent problems.
Also clean inside the Top Cover in the following situations to ensure optimal operation.
If the printed surface or the underside of paper is dirty after printing
•
• After you have used up a roll
• After borderless printing
• After printing on small paper
• After printing on paper that generates a lot of cutting debris
If you have replaced the roll
•
• After printing on paper that generates a lot of paper dust
• If the message "Blue platen switch is dirty." is displayed
•
If the Platen inside the Top Cover becomes dirty, it may soil the underside of paper. We recommend cleaning the
Platen after borderless printing or printing on small paper.
Important
•
If the Ejection Guide is dirty, it may soil the edge of the paper when the paper is cut. We recommend cleaning the
Ejection Guide even if it does not appear dirty, because it may actually be covered with paper dust.
User's Guide
P.17
➔
a
P.591
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Cleaning the Printer Exterior
591