Checking the finishing

Finishing size / Paper type

• Has it been set to the specified [Paper Size]?

• Has it been printed on papers in the specified tray?

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Alignment of the front side and back side (use the sample chart)

Are the print positions of the front side and back side the same?

-> Shifted either upward, downward, leftward or rightward: Image shift adjustment

[Zoom]/[Image Shift] Adjustment

Are the print positions of the front side and back side the same?

-> The scale has been changed: Adjustment for the vertical magnification and horizontal magnification

[Zoom]/[Image Shift] Adjustment

Check the width of gutter (page interval)

Is the image on the gutter chipped or is there a gap in the image on the book spread?

Gutter Adjustment

Check the half-fold position

Is the half-fold position displaced from the center of the paper?

Half-Fold Position Adjustment

Check the staple center positions

Are the staple positions displaced from the center of the paper?

Adjusting the Staple Center Position

Check the staple pitch

Is the interval of the staples reasonable?

Staple Pitch Adjustment

Check the image quality

Are the image quality and colors stable without any fluctuation?

-> The image quality and colors are unstable: Carry out the corrective operations

In case of the following symptoms, carry out the corrective operations.

• Each position of YMC colors does not match with each other

• The image is grainy or has small dots or white spots

• A white line appears at the same position

[Execute Adjust Operation]

Have the colors been reproduced just as expected?

-> Far from what is expected

Spot Color Information

Alternative Colors (RGB -> CMYK)

Alternative Colors (CMYK -> CMYK)

Adjusting Tone Curves