Canon imagePROGRAF iPF6400 - Manual (Page 46)

Executing Color Check
46
To increase the precision of the color check, we recommend that you configure the same settings as when Auto
Adjust (High Precision) was executed in color calibration. (See "
Executing Color Calibration (P.27) .")
5
Click the OK button.
6
When the Execute Color Check dialog box is displayed, check the details.
7
Click the Execute button.