Canon imageRUNNER ADVANCE C5560i III User Manual page 1216

<Adjustment/Maintenance>
<Adjustment Level>
Enables you to set the level for gradation adjustment.
<Initialize When Using Full Adjust>
Enables you to set whether to use default settings for gradation adjustment.
● Since this may cause poor color balance, make sure to perform auto gradation adjustment (full
adjustment) after changing the settings.
Maintenance
<Adjust Image Quality>
1202
<Auto Adjust Gradation>