Canon Laser Shot LBP5970 User Manual page 458

Streaks appear in the gradated portions when printing diagrams with gradations.
Cause 1 When you are using the PCL/UFR II printer driver, gray compensation is
applied to the gray color portions of the "streaks" in the diagrams.
Remedy Set [Gray Compensation] to [Off] in the printer driver.
In order to specify the setting for [Gray Compensation], display the following
dialog box.
- For UFR II Printer Driver: Display the [Advanced Settings] dialog box by
clicking [Details] in the [Quality] sheet, then clicking [Advanced Settings] in the
[Detailed Settings] dialog box.
- For PCL Printer Driver: See Help of the PCL printer driver.
Cause 2 When you are using the PS printer driver, TR Normal or TR Photo in
OUTPUT PROFILE is applied to the gray color portions of the "streaks" in
the diagrams.
Remedy 1 Set OUTPUT PROFILE (See p. 5-97) in the PS options to NORMAL or PHOTO.
Remedy 2 Set RGB PURE BLACK (See p. 5-98) in the PS options to OFF.
Also, you can specify the same setting in the PS printer driver. For more details,
see Help of the PS printer driver.
Data is not printed in the correct color (specified color) even after specifying the same
color for a filled-in pattern and its border.
Cause When you are using the PCL/UFR II printer driver, a special process may
be applied depending on the line width of the border so that thin lines are
printed clearly.
Remedy 1 Set [Matching Method] to a setting other than [Standard] in the printer driver.
In order to specify the setting for [Matching Method], display the following sheet.
- For the UFR II printer driver: Display the [Matching] sheet by selecting the
[Manual Color Settings] check box in the [Quality] sheet, and then clicking
[Color Settings].
- For PCL Printer Driver: See Help of the PCL printer driver.
Remedy 2 Adjust [Gamma] in the printer driver.
In order to specify the setting for [Gamma], display the following sheet.
- For the UFR II printer driver: Display the [Matching] sheet by selecting the
[Manual Color Settings] check box in the [Quality] sheet, and then clicking
[Color Settings].
- For PCL Printer Driver: See Help of the PCL printer driver.
When You Cannot Obtain Appropriate Printout Results
7
7-63