Canon PC980 Service Manual - Page 270
II. STANDARDS AND ADJUSTMENTS, Mechanical
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CHAPTER 11 TROUBLESHOOTING II. STANDARDS AND ADJUSTMENTS A. Mechanical 1. Copier a. Leading Edge Non-Image Width Make adjustments so that the leading edge non-image width is 2.0 ±1.5 mm when the Test Sheet is copied in Direct. Caution: If you have performed this adjustment, be sure to adjust the image leading edge margin. 2.0 ± 1.5mm Figure 11-201 1) Turn VR105 on the DC controller PCB so that the width is as indicated. VR105 J131 J101 J102 J101 J130 J114 J102 VR104VR105VR106 VR107 VR103VR102 J107 J103 J104 J105 J109 J106 Figure 11-202 Turing VR105 and Leading Edge Non-Image Width Direction of VR105 Clockwise Counterclockwise Leading edge non-image width Decreases Increases Table 11-201 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-5
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