Canon imageRUNNER ADVANCE 715iF III Series Service Manual page 247

4. In the following service modes, enter the values shown on the label included with the Scanner Unit.
COPIER > ADJUST > CCD > MTF3-xxx
5. Execute the following service mode to calculate the MTF filter coefficient.
COPIER > FUNCTION > CCD > MTF-CLC
6. In the following menu, execute the auto gradation adjustment.
Settings/Registration > Adjustment > Adjustment/Maintenance > Adjust Image Quality > Auto Adjust Gradation > Full Adjust
7. Write down the following service mode values on the service label for the Reader (on the Front Door of the host
machine).
COPIER > ADJUST > CCD > MTF3-xxx
8. Execute the following service modes to adjust the reading start position as needed.
COPIER > ADJUST > ADJ-XY > ADJ-S: Adjustment of the Reader shading position
COPIER > ADJUST > ADJ-XY > ADJ-Y-DF: Adjustment of the reading start position (DADF, front side, horizontal scanning
direction)
COPIER > ADJUST > ADJ-XY > ADJY-DF2: Adjustment of the reading start position (DADF, back side, horizontal
scanning direction)
236
5. Adjustment