January 2000 © TOSHIBA TEC 1 - 51 FC-22 ADJUSTMENT
1. 6 Copy Image Dimensional Adjustment
There are several adjustment items in the copy image dimensional adjustment, as listed below. Prior
to this image dimensional adjustment, perform the automatic initialization of image quality control
(code [879] in adjustment mode 05). When adjusting these items, the following adjustment order
should strictly be observed.
Adjustment items Code in mode 05
Paper alignment (paper buckle) at the main registration roller 439 – 452
Feed motor speed adjustment 406
(a) Reproduction ratio adjustment of primary scanning direction 400
(Fine-adjustment of polygonal motor rotation speed)
(b) Primary-scanning data write start position adjustment 470
(c) Reproduction ratio adjustment of secondary scanning direction 401
(Fine-adjustment of transfer belt motor rotation speed)
(d) Secondary-scanning data write start position adjustment 474
( Fine adjustment of feed motor rotation speed)* 404
(a) Image distortion adjustment –
(b) Image skewing adjustment –
(c) Primary-scanning reproduction ratio (scanner) 482
(d) Scanner copy length reproduction ratio adjustment 104
(e) CCD primary-scanning start position deviation 106, 108
(f) Secondary scanning data write start position adjustment (Copier) 484 – 490
(g) Scanner (secondary scanning) start position deviation 105
(h) Right margin (Printed page right edge void adjustment) 427
(i) Bottom margin (Printed page trailing edge void adjustment 428
Printer related
adjustment
Scanner related adjustment
* “Fine adjustment of feed motor rotation speed” should be adjusted after printer related adjustment.
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