NO
NO
YES
1'
Make a test chart. (Draw a rectangle
on B4 or 8 1/2" x 14" paper.)
Check horizontal image distortion.
The
distances at the
right and the left of the horizontal
copy image line and the black background
made by the blank lamp are equal
to each other.
With the document cover closed,
make a 10% copy on B4 or
8 1/2" x 14" paper.
Is the
right corner angle
of the copy image equal
to the left corner
angle ?
With the document cover closed,
make a 100% copy on B4 or
8 1/2" x 14" paper.
//9/
Are the
four angles of the copy
image rectangle right
angles ?
Make a test chart. (Draw a rectangle at
the center of B4 or 8 1/2" x 14" paper in
the longitudinal direction.)
Check that the copy image is at the
center of the copy paper.
Is the
copy image at the
center of the copy
paper ?
Change the relative positions of
the rear or the front frame side
scanner drive pulley and the
shaft, and adjust horizontal
image distortion.
Change No. 4/5 mirror height
balance and adjust vertical
image distortion.
Change the lens rail position so
that the copy image comes at
the center of the copy paper.
With the document cover open,
make a 90% copy on B4 or
8 1/2" x 14"paper.
NO
YES
Check that the right corner and the left
corner angles of the copy image are
right angles.
NO
Check the copy image vertical
distortion.
YES
Set the test chart to the document
positioning reference plate, and make
a 100% copy on B4 or 8 1/2" x 14"
paper by cassette paper feed.
YES
2
NO
Change the height balance of
right and left scanner slide rails,
and adjust so that the corner
angles of the copy image
rectangle are equal to each
other.
NO
NO
YES
2'
NO
3
Use the test chart (UKOG-0089CSZZ)
or the resolution chart to make a 100%
copy on B4 or 8 1/2" x 14" paper so
that the resolution patterns are copied
at the center and the four corners.
Check the resolution at the center
and the four corners.
Is the center
resolution more than
5.0 lines/mm and are the corner
resolutions more than
4.5 lines/mm ?
Set the scale along the document
reference plate (vertical to the paper
transport direction) and make a 100%
copy on B4 or 8 1/2" x 14" paper.
NO
YES
Change No.4/5 mirror positions
to adjust focus.
Are they the same size ?
Compare the scale and its copy
image size.
Set the Sim48-1 set value smaller.
Is the copy
image greater than the
actual scale ?
Set the Sim48-1 set value greater.
NO
NO
YES
Make a copy on B4 or 8 1/2" x 14"
paper at the max. enlargement ratio.
(Zoom model only)
Check that the max. enlargement ratio
matches with the copy image size.
Are the
enlargement ratio and
the copy image size
matched ?
Set the Sim26-8 set value smaller.
Is the copy
image greater for the
enlargement ratio ?
Set the Sim26-8 set value greater.
NO
NO
YES
Set the scale in the paper transport
direction, and make a copy on B4 or
8 1/2" x 14" paper at 100%.
Compare the scale and its copy
image size.
Are they the same size ?
Set Sim48-2 set value smaller.
Is the copy
image greater
than the actual
scale ?
Set the Sim48-2 set value greater.
YES
YES
YES
Is the SPF installed ?
Are they the
same size ?
Set a document with the fixed size
images in the SPF mode and make
a copy on B4 or 8 1/2" x 14" paper
at 100%.
Compare the scale and
the copy image in the
paper transport direction.
Set the Sim48-3 set value
smaller.
Set the Sim48-3 set value
greater.
Is the copy
image greater than
the actual scale ?
YES
NO
YES
NO
NO
YES
(3)-a
(3)-b
(4)
(5)
(6)-a
(6)-b
(6)-c
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