Spectrophotometer trouble shooting, Acquiring color measurement data takes a long time, Measurement results are unusual/suspect – Canon imagePROGRAF iPF6450 User Manual
Page 124
Spectrophotometer Trouble Shooting
Spectrophotometer Trouble Shooting
Acquiring color measurement data takes a long time
Acquiring color measurement data takes a long time
Cause
Corrective Action
Roll DryingTime in the
Control Panel menu is set to
a value other than Off.
If Roll DryingTime is set to a value other than Off, change it to Off only while executing acquire color
measurement data.
When Roll DryingTime is set to a value other than Off, the paper takes longer to dry than the drying time
set in the Color Measurement Preferences dialog box in the Color Calibration Management Console.
(See "Menu Structure.")
Measurement results are unusual/suspect
Measurement results are unusual/suspect
Cause
Corrective Action
The test pattern was not measured
correctly during the Color Check.
Setting the Pattern Size to Large on the Control Panel or Color Calibration Management Con-
sole can improve measurement results.
(See "Menu Structure.")
(See "Executing Color Check.")
→User's Guide
(See "Executing Color Check.")
→User's Guide
The test pattern is damaged or dirty
because the paper was transported
while the ink was still wet.
Configure the paper drying settings on the Color Calibration Management Console.
(See "Acquiring Color Measurement Data For Any Color Chart.")
→User's Guide
(See "Acquiring Color Measurement Data For Any Color Chart.")
→User's Guide
The test pattern is damaged or dirty
because the Printhead is set too low
on the Control Panel menu.
Set Head Height to a higher value on the Control Panel menu.
(See "Troubleshooting Paper Abrasion and Blurry Images.")
→User's Guide
A Spectrophotometer Unit part is dirty.
Clean the White Calibration Tile, White/Black Backing Plate, and Paper presser.
(See "Cleaning the Spectrophotometer Unit (option) Parts.")
The Spectrophotometer Sensor and
White Calibration Tile need to be ad-
justed.
Performing yearly adjustments can help restore the Spectrophotometer Sensor and White Cali-
bration Tile to their original levels of accuracy and precision.
Contact your Canon dealer for more information on adjustment services.
(See "Replacing the Spectrophotometer Sensor of the Spectrophotometer Unit (option).")
→User's Guide
The color of the White/Black Backing
Plate is not selected correctly.
Turn the printer off and then change the color of the White/Black Backing Plate.
(See "Switching the White/Black Backing Plate (Optional) Color.")
→User's Guide
You cannot execute AutoAdjst(HiPrc) from the computer
You cannot execute AutoAdjst(HiPrc) from the computer
Cause
Corrective Action
Since the printer belongs to a calibration group, Auto Adjust (High Precision) cannot
be executed from Color Calibration Management Console. However, if it belongs to a
calibration group for a paper type where only Auto Adjust (High Precision) can be
executed, Auto Adjust (High Precision) can be executed.
Execute AutoAdjst(HiPrc) in the Control Panel
menu.
(See "Color Calibration Using the Spectropho-
tometer Unit (option).")
→User's Guide
Acquiring color measurement data takes a long time
iPF6450
Troubleshooting
Spectrophotometer Trouble Shooting
124