Read Sharp AR-285 (serv.man11) Service Manual online
(Copy image pattern 6)
(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)
(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 dimension is changed by 0.2
∼
0.4mm,
(Copy image pattern 8)
(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,
(2) Open/close sensor adjustment
1) Execute SIM 2-2 by the key operation of the copier.
With the above operation, "AUOD" (automatic document feeder
open/close sensor) is displayed on the message screen.
open/close sensor) is displayed on the message screen.
2) Check that the open/close sensor (AUOD) is ON when the dis-
tance between the base height reference projection (1) inside the
automatic document feeder and the table glass (2) is 20
automatic document feeder and the table glass (2) is 20
∼
50mm.
If the distance is shifted, adjust as follows.
3) Loosen the fixing screw (2) of the open plate (1) at the rear of the
hinge on the right side of the automatic document feeder, and
move the open plate up and down to adjust.
move the open plate up and down to adjust.
After completion of the adjustment, press the
key to cancel
the mode.
Copy surface
Y
X
6
Y
X
Copy surface
7
Y
X
Copy surface
8
50mm
20mm
(1)
(2)
(1)
(2)
CA
7 – 21
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