Adjusting The Height - Canon DADF-N1 Service Manual

Chapter 4
F-4-20
2. Making Adjustments
- if the butting segment is not in contact at
the front or the rear,
1) adjust the left hinge (see 3)
2) adjust the right hinge (see 4)
3) adjust the left hinge (see 3) or check the
left hinge
- if the butting segment is not in contact at
both sides
1) adjust the left hinge (see 3)
2) adjust the right hinge (see 4)
3) adjust the left hinge (see 3)
4) adjust the right hinge (see 4) or check
the right hinge
3. Adjusting the Height of the Left Hinge
1) Turn the height adjusting screw [1] of
the left hinge to make adjustments.
Be sure to loosen the fixing nut [2]
prior to the adjustment, and tighten it
back after the adjustment.
- if the front side is not in contact, turn the
4-16
adjusting screw clockwise so that the
front will be in contact with the glass.
- if the rear or both sides are not in contact,
turn the
counterclockwise so that the rear will be
in contact with the glass.
[2]
F-4-21
4. Adjusting the Height of the Right Hinge
1) Close the DADF, and check the
following 2 points:
- the rubber foot [1] must not be in contact
wit the cover of the reader unit (i.e.,
there must be a gap, A (about 0.5 mm)).
- the original retaining sheet [2] is in
contact with the copyboard glass.
[1]
[2]
F-4-22
2) If the height is not correct, turn the
adjusting screw
[1]