- 56 -
Adjusting Color with PS Gamma Adjuster Utility
2
2.
Adjusting Color
Adjusting Color with PS Gamma Adjuster Utility
This section explains the PS Gamma Adjuster Utility. You can adjust the half-tone density of CMYK
colors printed by the printer. Use this function if the color in a photograph or graphic is too dark.
Note
●
This function can be used with PS Printer Driver.
●
Printing speed may be slow if this function is used. If you want to prioritize the speed, select [
Not Specified
] from [
Custom
Gamma Adjustment
].
●
Some applications can specify the half-tone settings. If you use these functions, select [
Not Specified
] from [
Custom
Gamma Adjustment
].
●
If you are using Windows, [
Custom Gamma Adjustment
] menu or the contents may not be displayed on the [
Color
] tab of
the printer driver. In this case, restart your computer.
●
If you are using an application before registering the half-tone adjustment name, restart the application before printing.
●
The registered half-tone adjustment name is effective for all printers of the same type if multiple printers are saved in the
[
Printers and FAX
] folder.
Reference
●
For details on how to install the PS Gamma Adjuster Utility, refer to
Registering Half-tone
For Windows PS Drivers
1
Click [
Start
] and select [
All Programs
] >
[
Okidata
] > [
PS Gamma Adjuster
] >
[
PS Gamma Adjuster
].
2
Select the printer from [
Select Printer
].
3
Click [
New
].
4
Adjust the half-tone.
You can select a method to adjust the half-tone
from operating the graph line, entering the
gamma value, or entering the density value into
the text box.
5
Enter setting name in [
Gamma Curve
Name
] and then click [
OK
].
6
Click [
Add
].
7
Click [
Apply
].
A dialog box appears.
8
Click [
OK
].
9
Click [
Exit
] to quit the PS Gamma
Adjuster Utility.
For Mac OS X PS Printer Driver
1
Launch the PS Gamma Adjuster Utility.
2
Click [
New
].
3
Adjust the half-tone.
You can select a method to adjust the half-tone
from operating the graph line, entering the
gamma value, or entering the density value into
the text box.
4
Enter a setting name in [
Gamma Curve
Name
] and then click [
Save
].
5
Click [
Select PPD
].
6
Select the PPD file to register the half-
tone adjustment and click [
Open
].
7
Select the half-tone adjustment and click
[
Add
].
8
Click [
Save
].
9
Select [
Printers & Scanners
] from
[
System Preferences
].
10
Delete the registered printer to which
the adjustment has been made, and
then register the printer again.