Canon NP6317 Service Handbook page 18

CHAPTER 2 STANDARDS AND ADJUSTMENT
For reference:
If the distance between the mirrors is short, the image will be enlarged. If the distance is long,
the image will be reduced.
2-8
No.1 mirror mount
(front)
[a]
Mirror drive cable
(rear)
Figure 2-13 Top View
Fixing screws
[b]