Mechanical; Image Leading Edge Non-Image Width (Position Of White Paint On Back Of Glass); Standards And Adjustments - Canon PC400 Service Manual

II. STANDARDS AND ADJUSTMENTS
A. Mechanical
1. Image Leading Edge Non-Image Width (position of white paint on back of
glass)
The leading edge non-image width must be 2.0 ±1.0 mm when the Test Sheet is
copied.
The leading edge non-image width is determined by the position of the white paint
found behind the copyboard glass.
2. Image Leading Edge Margin (point of detection for registration)
The leading edge margin must be 0.2 to 5.0 mm when the Test Sheet is copied.
To adjust, move the position of the registration cam.
COPYRIGHT © 1998 CANON INC.
Figure 10-201A
Copyboard glass
Figure 10-202A
Figure 10-203A
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
2.0 ± 1.0 [mm]
Size index
2mm
White paint
0.2 to 5.0 [mm]
CHAPTER 10 TROUBLESHOOTING
10-5