Canon imagePROGRAF iPF8400S - Manual (Page 117)

iPF8400S Basic Guide
117
Tro
ubl
esho
otin
g
P
rob
lem
s w
ith t
he p
rin
tin
g q
ualit
y
Cause Corrective Action
computer or monitor. Adjust the settings of the color management software, referring to the
software documentation 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.")➔User's Guide
In the Windows printer driver, Application
Color Matching Priority is not selected. Click Special Settings on the Layout sheet of the printer driver and
select Application Color Matching Priority in the dialog box.
(See "Layout Sheet .")➔User's Guide
There may be a slight difference in how colors
are printed after Printhead replacement
because of individual variation among
printheads. Execute color calibration.
(See "Color Calibration Using the Printer Sensor.")➔User's Guide
Printhead characteristics gradually change
through repeated use, and colors may change. Execute color calibration.
(See "Color Calibration Using the Printer Sensor.")➔User's Guide
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.")➔User's Guide
2. Specify the same value for all settings items.
3. Execute color calibration.
(See "Color Calibration Using the Printer Sensor.")➔User's Guide
Banding in different colors occurs
Cause Corrective Action
The paper feed amount is out of
adjustment. Adjust the feed amount.
(See "Adjusting the Feed Amount.")➔User's Guide
Printing does not proceed
smoothly because print jobs are
interrupted during transmission. Exit other applications and cancel other print jobs.
In the Control Panel menu, Adj.
Priority is set to Print Length. Setting Adj. Priority to Print Quality in the Control Panel menu and adjusting the
feed amount may improve results.
(See "Adjusting the Feed Amount.")➔User's Guide
The Printhead is out of alignment. Adjust the Printhead alignment.
(See "Automatic Adjustment to Straighten Lines and Colors.")➔P.97
The Printhead nozzles are
clogged. Print a test pattern to check the nozzles and see if they are clogged.
(See "Checking for Nozzle Clogging.")➔User's Guide
To check for nozzles after printing, set Frequency in Nozzle Check in the Control
Panel menu to a setting other than Off.
Furthermore, to have a warning displayed depending on the result of the nozzle
check, set Warning in Nozzle Check in the Control Panel menu to On.
Note that when Warning is set to On, printing may stop depending on the content of
the warning.
(See "Menu Settings.")➔User's Guide
Streaks may occur if you set the
Print Quality too low. Choose a higher level of Print Quality in the Advanced Settings of the printer driver
and try printing again.
Printing in Fast or Standard mode is faster and consumes less ink than in Highest
quality or High modes, but the printing quality is lower.
(See "Giving Priority to Particular Graphic Elements and Colors for Printing.")➔
User's Guide