The Back Side Of The Paper Is Dirty; Printed Colors Are Inaccurate - Canon imagePROGRAF iPF755 User Manual

Ipf755 user manual ver.1.30
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Cause
You are using a paper that
does not dry easily.

The back side of the paper is dirty

Cause
The Platen has become dirty after borderless
printing or printing on small paper.
The Platen has become soiled because you
have set Width Detection to Off in the Con-
trol Panel menu.
The Paper Retainer is soiled.

Printed colors are inaccurate

Cause
Color adjustment has not been activated in the
Advanced Settings of the printer driver.
Colors have not been adjusted on the computer or
monitor.
The Printhead nozzles are clogged.
In the Windows printer driver, Application Color
Matching Priority is not selected.
Printhead characteristics gradually change
through repeated use, and colors may change.
iPF755
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.716
Open the Top Cover and clean the Platen.
(See "Cleaning Inside the Top Cover.")
Set Width Detection to On in the Control Panel menu, and then open
the Top Cover and clean the Platen.
(See "Cleaning Inside the Top Cover.")
Open the Top Cover and clean the Platen. After this, manually ad-
vance the roll onto the Platen before printing.
(See "Cleaning Inside the Top Cover.")
(See "Feeding Roll Paper Manually.")
Clean the Paper Retainer.
(See "Cleaning Inside the Top Cover.")
In the Advanced Settings of the printer driver, access Color Set-
tings in Color Mode to adjust colors.
Refer to the computer and monitor documentation to adjust the
colors.
Adjust the settings of the color management software, referring to
the software documentation as needed.
Print a test pattern to check the nozzles and see if they are clog-
ged.
(See "Checking for Nozzle Clogging.")
Click Special Settings on the Layout sheet of the printer driver
and select Application Color Matching Priority in the dialog
box.
Adjust the Printhead alignment.
(See "Automatic Adjustment to Straighten Lines and Colors
(Head Posi. Adj.).")
(See "Manual Adjustment to Straighten Lines and Colors
(Head Posi. Adj.).")
Troubleshooting
>
Problems with the printing quality
Corrective Action
Corrective Action
→P.811
→P.811
→P.811
→P.640
→P.811
Corrective Action
→P.795
→P.665
→P.667
The back side of the paper is dirty
>
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