[Accuracy Measurement]
Overview
Measure the measurement data accuracy after [Start G7 Calibration].
Tips
- The Image Controller is required to use this function. For details, refer to What Is Color Centro?.
Tips
- In Color Centro, Exact Color is set by default. You cannot additionally set G7 calibration to Color Centro which already has Exact Color set, and use them together. When switching to G7 Calibration, contact your service representative.
Reference
- For details about [Start G7 Calibration], refer to [Start G7 Calibration].
Specifications
Category | Print Workflow, Adjustment / Maintenance | ||
Location | Machine | - | |
Printer driver | - | ||
Application | Color Centro | ||
Required options | - | ||
Required items | Colorimeter | ||
Setting items | [Print] | Print color charts. The printing date and time, the number of output copies, and the sequence number are printed in color charts. | |
[Start] | Starts color chart measurement. | ||
[Stop] | Stops color chart measurement. | ||
 | Saves measurement data in any local folder. | ||
 | Imports the saved measurement data. | ||
Remarks | - | ||
Reference | - | ||
Screen access | Color Centro - [Calibration] - [Accuracy Measurement] | ||
Procedure
The below screens may differ from the actual ones depending on the usage environment or the application version and revision.
1
Click [Accuracy Measurement] in the [G7 Calibration] field.
The [Accuracy Measurement of G7Calibration] screen is displayed.
The colorimeter's serial number is displayed in [Plate Number] of [2.Measure].
2
Click [Print].
The [Print Chart] screen is displayed.
3
Set [Copies] and [Paper Tray].
[Copies] can be specified with 1 to 99.
The setting contents are also displayed in the next setting.
4
Click [Print].
Color charts are printed. When printing is completed, the display returns to the [Accuracy Measurement of G7Calibration] screen.
5
Connect the colorimeter to your computer.
6
Click [Start].
Measurement starts.
When measurement is completed, a measurement data list is displayed at the bottom of the [Accuracy Measurement of G7Calibration] screen, and patches on the preview are displayed in color.
The operation method varies depending on the connected colorimeter. Follow the on-screen instructions to perform the operation.
If the measurement line is incorrect, a warning message is displayed. You can select whether to retry measuring using the correct line, or whether to proceed to the next line.
You cannot click [OK] until the acquirement of measurement data is completed.
Patches on the preview are displayed in gray before measuring, and in color after measuring.
Each patch value is displayed in the measurement data list.
If you click a color patch on the preview, the corresponding line is selected in the measurement data list. Also, if you select a line in the measurement data list, the corresponding color patch is selected on the preview.
To save measurement data in a local location, click "".
To import the saved measurement data, click "".
7
Click [OK].
The [Accuracy Measurement of G7Calibration] screen closes, and measurement data is imported to the list on the [Calibration Manager] screen.
Check the measurement result ([CMYK Density] or [Gray Step]) on the [Calibration Manager] screen.
If the ΔCh and ΔE* values are out of the G7 criteria, a dialog box is displayed. In this dialog box, you can select whether or not to recalculate a calibration table before registration so that the ΔCh and ΔE* values are included in the target range.
Selecting recalculation allows you to print the current measurement data before execution.
If recalculation was executed, you should perform [Accuracy Measurement] after execution.
Clicking [Cancel] discards measurement data and closes the [Accuracy Measurement of G7Calibration] screen. Then, the display returns to the [Calibration Manager] screen.
Measurement data continues to be displayed until the [Calibration Manager] screen closes or [Initialize ...] is executed. For details about [Initialize ...], refer to [Initialize ...].
The G7 Calibration measurement data can be printed. For details, refer to [Report Print].
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