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?

to 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?

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

Zoom/Image Shift 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

Is the image quality stable without any fluctuation?

to The image quality is unstable: Carry out the corrective operations

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

• A density difference or uneven density is detected on the image.

• A line, unevenness, or blur is detected on the image.

Size Memory Recovery Mode

Charge Manual Cleaning

Drum Memory Recovery Mode

Drum Refresh Mode

Gamma Automatic Adjustment

Toner Refresh Manual Adj.

CL Blade Cleaning Mode

Is the brightness or contrast reproduced as expected?

to Far from what is expected

Adjusting Tone Curves