Sharp AR-280 Service Manual page 73

(Adjustment procedure)
1) Perform adjustment 1 to adjust the distortion in the X section.
Adjustment reference
When the hinge base T section dimension is changed by 1mm, the X
dimension is changed by 0.5 ~ 0.7mm.
2) If the distortion in the Y section cannot be adjusted with adjust-
ment 1, perform adjustment 2.
Adjustment reference
When the hinge a section dimension is changed by 1mm, the Y
dimension is changed by 0.2 ~ 0.4mm.
(Copy image pattern 3)
3
Y
(Adjustment procedure)
1) Perform adjustment 2 to adjust the distortion in the Y section.
Adjustment reference
When the hinge section a dimension is changed by 1mm, the Y
dimension is changed by 0.2 ~ 0.4mm.
(Copy image pattern 4)
4
Y
(Adjustment procedure)
1) Perform adjustment 2 to adjust the distortion in the Y section.
Adjustment reference
When the hinge section a dimension is changed by 1mm, the Y
dimension is changed by 0.2 ~ 0.4mm.
(Copy image pattern 5)
5
Document feed direction
Y
Copy surface
Copy surface
X
Copy surface
(Adjustment procedure)
1) Perform adjustment 1 to adjust the distortion in the X section.
Adjustment reference
When the hinge base T section dimension is changed by 1mm, the X
dimension is changed by 0.5 ~ 0.7mm.
2) If the distortion in the Y section cannot be adjusted with adjust-
ment 1, perform adjustment 2.
Adjustment reference
When the hinge section a dimension is changed by 1mm, the Y
dimension is changed by 0.2 ~ 0.4mm,
(Copy image pattern 6)
6
Y
(Adjustment procedure)
1) Perform adjustment 1 to adjust the distortion in the X section.
Adjustment reference
When the hinge base T section dimension is changed by 1mm, the X
dimension is changed by 0.5 ~ 0.7mm.
2) If the distortion in the Y section cannot be adjusted with adjust-
ment 1, perform adjustment 2.
Adjustment reference
When the hinge section a dimension is changed by 1mm, the Y
dimension is changed by 0.2 ~ 0.4mm,
(Copy image pattern 7)
7
Y
(Adjustment procedure)
1) Perform adjustment 1 to adjust the distortion in the X section.
Adjustment reference
When the hinge base T section dimension is changed by 1mm, the X
dimension is changed by 0.5 ~ 0.7mm.
2) If the distortion in the Y section cannot be adjusted with adjust-
ment 1, perform adjustment 2.
Adjustment reference
When the hinge base T dimension is changed by 1mm, the Y dimen-
sion is changed by 0.2 ~ 0.4mm,
6 – 23
X
Copy surface
X
Copy surface
7/13/2000