Canon IPF8400S - The Surface of the Paper Is Dirty; The Back Side of the Paper Is Dirty

Cause Corrective Action
The Printhead is set too low in the Control
Panel menu.
In the Control Panel menu, set Head Height to Automatic.
(See "Troubleshooting Paper Abrasion and Blurry Images.") ➔ P.716
You are printing on heavyweight paper or
paper that curls or wrinkles easily after ab-
sorbing ink.
When printing on Canon Heavyweight Coated Paper or other paper-based media, choose a
VacuumStrngth setting of Strong or Strongest in the Control Panel menu. If rubbing still
occurs, in the Control Panel menu, use a higher Head Height setting.
(See "Adjusting the Vacuum Strength.") ➔ P.724
(See "Troubleshooting Paper Abrasion and Blurry Images.") ➔ P.716
When printing on CAD Tracing Paper or other film-based media, choose a VacuumStrngth
setting of Standard, Strong, or Strongest in the Control Panel menu. If rubbing still occurs,
in the Control Panel menu, use a higher Head Height setting.
(See "Adjusting the Vacuum Strength.") ➔ P.724
(See "Troubleshooting Paper Abrasion and Blurry Images.") ➔ P.716
The Ejection Guide is soiled. Clean the Ejection Guide.
(See "Cleaning the Printer Exterior.") ➔ P.840
The surface of the paper is dirty
The surface of the paper is dirty
Cause Corrective Action
The Paper Retainer is soiled. Clean the Paper Retainer.
(See "Cleaning Inside the Top Cover.") ➔ P.840
You are using a paper that does
not dry easily.
In the Control Panel menu, set Roll DryingTime to at least 1 min.
(See "Menu Settings.") ➔ P.591
When paper that does not dry easily is used for printing, it may curl during printing and touch the
Output Tray.
In this case, in the Control Panel menu, complete the settings for Dry time and Area in Scan Wait
Time.
However, note that printing will now take longer.
(See "Menu Settings.") ➔ P.591
The back side of the paper is dirty
The back side of the paper is dirty
Cause Corrective Action
The Platen has become dirty after borderless print-
ing or printing on small paper.
Open the Top Cover and clean the Platen.
(See "Cleaning Inside the Top Cover.") ➔ P.840
In the Control Panel menu, set CarriageScanWdth to Fixed.
(See "Menu Settings.") ➔ P.591
The Platen has become soiled because you have
set Width Detection to Off in the Control Panel
menu.
Set Width Detection to On in the Control Panel menu, and then open the Top Cov-
er and clean the Platen.
(See "Cleaning Inside the Top Cover.") ➔ P.840
Open the Top Cover and clean the Platen. After this, manually advance the roll onto
the Platen before printing.
(See "Cleaning Inside the Top Cover.") ➔ P.840
(See "Feeding Roll Paper Manually.") ➔ P.481
The Platen suction is too strong. In the Control Panel menu, reduce the level of VacuumStrngth.
(See "Adjusting the Vacuum Strength.") ➔ P.724
BordlessOversize is set to Standard in the Control
Panel menu.
Set BordlessOversize to Little in the Control Panel menu.
(See "Menu Settings.") ➔ P.591
iPF8400S
The surface of the paper is dirty
User's Guide
Troubleshooting Problems with the printing quality
865