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2-3. Adjustment of each section
A. Lens reference position adjustment
In this model, the reference value according to each lens charac-
teristics must be entered. With this value, the lens home position is
determined.
<Procedure>
(1) Execute simulation 48-01
•
Perform the following key operation.
—
ë
—
0/
C
—
—
1
—
PSW
PSW
"A" is displayed on the third digit of the copy quantity dis-
play, and the previously set value or 50 is displayed on the
second and the first digits.
Numerals
•
Substitute the "O – L" value (variation in the distance be-
tween the original and the lens) on the lens value label at-
tached to position B shown in the figure below into the follow-
ing formula, and input the obtained value.
B (Lens value label)
50 – {(O – L value) × 5} = Correction reference value
51 50 49
<Example> When the lens value is +1.2;
50 – (1.2 ×5) = 44 (Correction reference value = input
value)
—
ë
—
—
4
8
1
2
3
4
5
6
7
8
9
0/
C
Lens
<Check after adjustment>
Be sure to check that the magnification ratio cam is at the home
position as shown in the figure below.
B. No. 4/5 mirror reference position adjustment
<Procedure>
(1) Remove the external fittings.
(2) Loosen two screws (A) which are fixing the No. 4/5 mirror and
the No. 4/5 mirror drive holder to the No. 4/5 mirror holder.
No.4/5
drive rack
7 – 4
Screw A
No.4/5 drive holder
No.4/5 mirror holder
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