Image Dimensional Adjustment; General Description - Toshiba e-STUDIO281c Service Handbook

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Image Dimensional Adjustment

There are several adjustment items in the image dimensional adjustment, as listed below. Prior to this

image dimensional adjustment, perform the "Automatic initialization of image quality control (05-396)".

When adjusting these items, the following adjustment order should strictly be observed.

1) Paper alignment at the registration roller

Reproduction ratio of primary scanning direction

(Fine adjustment of polygonal motor rotation speed)

Primary scanning data laser writing start position

Reproduction ratio of secondary scanning direction

(Fine adjustment of main motor rotation speed)

Transfer belt cleaning unit contact timing adjustment

Transfer belt cleaning unit release timing adjustment

Secondary scanning data laser writing start position

Primary scanning data laser writing start position at duplexing

Image distortion

Reproduction ratio of primary scanning direction

Image location of primary scanning direction

Reproduction ratio of secondary scanning direction

Image location of secondary scanning direction

Right margin

Bottom margin

e-STUDIO281c/351c/451c

Item to be adjusted

448, 449, 450, 452, 455, 457,

458, 459, 460, 461, 462, 463

441, 440, 444, 443, 442, 445

Code in mode 05

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E-studio351c E-studio451c