Printed colors are inaccurate, Banding in different colors occurs – Canon imagePROGRAF iPF6400S User Manual
Page 953
Roller marks are left across the trailing edge of paper
Roller marks are left across the trailing edge of paper
Cause
Corrective Action
The paper was removed without pressing the OK button after
printing from the Front Paper Feed Slot.
Following the instructions displayed, press the OK button, and after removing
the paper, press the OK button again.
Wipe the rollers to clean them.
(See "Cleaning Inside the Top Cover.")
(See "Cleaning the Paper Retainer.")
Immediately after borderless printing, the trailing edge margin is soiled during regular printing
Immediately after borderless printing, the trailing edge margin is soiled during regular printing
Cause
Corrective Action
Depending on your printing environment, after border-
less printing in which the leading and trailing edge of
the roll is cut automatically, any ink adhering to the cut-
ter unit may rub off on the next printed document.
Follow these steps to change the Between Pages setting of Drying Time to a value
between about 30 seconds and 3 minutes before trying borderless printing again.
1.
On the Main sheet of the printer driver, click Advanced Settings by Media Type.
2.
Select an ink drying time in the list for the Between Pages setting of Drying Time.
Printed colors are inaccurate
Printed colors are inaccurate
Cause
Corrective Action
Color adjustment has not been activated in the Ad-
vanced Settings of the printer driver.
In the Advanced Settings of the printer driver, access Color Settings in Color
Mode to adjust colors.
(See "Main Sheet (Windows).")
Colors have not been adjusted on the computer or moni-
tor.
Refer to the computer and monitor documentation to adjust the colors.
Adjust the settings of the color management software, referring to the software doc-
umentation as needed.
The Printhead nozzles are clogged.
Print a test pattern to check the nozzles and see if they are clogged.
(See "Checking for Nozzle Clogging.")
In the Windows printer driver, Application Color Match-
ing Priority is not selected.
Click Special Settings on the Layout sheet of the printer driver and select Appli-
cation Color Matching Priority in the dialog box.
(See "Layout Sheet (Windows).")
There may be a slight difference in how colors are prin-
ted after Printhead replacement because of individual
variation among printheads.
Execute color calibration.
(See "Color Calibration Using the Printer Sensor.")
Printhead characteristics gradually change through re-
peated use, and colors may change.
Execute color calibration.
(See "Color Calibration Using the Printer Sensor.")
Color may change slightly even on the same model of
printer if you use a different version of the firmware or
printer driver, or when you print under different settings
or in a different printing environment.
Follow these steps to prepare the printing environment.
1.
Use the same version of firmware or printer driver.
(See "Updating the Firmware.")
2.
Specify the same value for all settings items.
3.
Execute color calibration.
(See "Color Calibration Using the Printer Sensor.")
Banding in different colors occurs
Banding in different colors occurs
Cause
Corrective Action
The paper feed amount is out of ad-
justment.
Adjust the feed amount.
(See "Adjusting the Feed Amount.")
If printed sheets are affected by banding in different colors by the trailing edge (about 20–30 mm (0.8–
1.2 in) from the edge), try adjusting the feed amount of the trailing edge of sheets.
(See "Adjusting Color on the Trailing Edge of Sheets.")
iPF6400S
Roller marks are left across the trailing edge of paper
Troubleshooting
Problems with the printing quality
953