Read Sharp MX-6240N / MX-7040N (serv.man24) Service Manual online
MX-7040N ADJUSTMENTS AND SETTINGS 5 – 92
2)
Make a duplex copy in 100% in the DSPF mode. Check to
confirm that the lead edge image loss is within 4.0
confirm that the lead edge image loss is within 4.0
1.0mm on
the front surface and the back surface. The paper lead edge
must be aligned with the presumed image lead edge.
must be aligned with the presumed image lead edge.
If the above condition is not satisfied, perform the following
procedure.
procedure.
3)
Enter the adjustment value of SIDE1/SIDE2 with 10-key, and
press [OK] key.
press [OK] key.
Adjust so that the paper lead edge is aligned with the pre-
sumed image lead edge.
sumed image lead edge.
SIDE1: Front surface lead edge scan position adjustment
SIDE2: Back surface lead edge scan position adjustment
(When the adjustment value is increased, the print image posi-
tion is shifted to the delaying direction for the paper.)
tion is shifted to the delaying direction for the paper.)
(Change for change in the set value: 0.1mm/step)
Perform the procedures of 2) - 3) until a satisfactory result is
obtained.
obtained.
(Rear edge image loss adjustment)
1)
Make a duplex copy in 100% in the DSPF mode. Check to
confirm that the rear edge image loss is 2.0 - 5.0mm on the
front surface and the back surface.
confirm that the rear edge image loss is 2.0 - 5.0mm on the
front surface and the back surface.
If the above condition is not satisfied, perform the following
procedure.
procedure.
2)
Enter the adjustment value of TRAIL EDGE (SIDE1/SIDE2)
with 10-key, and press [OK] key.
with 10-key, and press [OK] key.
TRAIL EDGE (SIDE 1):
Rear edge image loss adjustment value (Front surface)
TRAIL EDGE (SIDE 2):
Rear edge image loss adjustment value (Back surface)
(When the adjustment value is increased, the rear edge image
loss is increased.)
loss is increased.)
(Change for change in the set value: 0.1mm/step)
Perform the procedures of 1) - 2) until a satisfactory result is
obtained.
obtained.
(Front/rear frame direction image loss adjustment)
1)
Make a duplex copy in 100% in the DSPF mode. Check to
confirm that the image losses on the front frame side and the
rear frame side are 2.0
confirm that the image losses on the front frame side and the
rear frame side are 2.0
2.0mm on the front surface and the
back surface.
If the above condition is not satisfied, perform the following
procedure.
procedure.
2)
Enter the adjustment value of FRONT/REAR (SIDE 1) /
FRONT/REAR (SIDE 2), and press [OK] key.
FRONT/REAR (SIDE 2), and press [OK] key.
FRONT/REAR (SIDE 1):
Front/Rear image loss adjustment value (Front surface)
FRONT/REAR (SIDE 2):
Front/Rear image loss adjustment value (Back surface)
(When the adjustment value is increased, the front/rear image
loss is increased.)
loss is increased.)
(Change for change in the adjustment value: 0.1mm/step)
Perform the procedures of 1) - 2) until a satisfactory result is
obtained.
obtained.
Paper lead edge
Copy image
Image loss
4.0
4.0
1.0mm
The paper lead edge must be aligned with
the image lead edge.
the image lead edge.
Paper rear edge
Copy image
Image loss 2.0 - 5.0mm
Paper F
side edge
side edge
Paper R
side edge
side edge
Copy image
Copy image
Image loss
2.0
2.0
2.0mm
Image loss
2.0
2.0
2.0mm
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