12. Mechanical adjustment
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Adjustment / Setting
3.
Loosen the three CCD unit mounting
screws [1] (painted in green), slide
the CCD unit [2] to the right or left,
and secure it in position.
Adjustment Instructions
If the length on the copy is longer than
the actual one, move the CCD unit to the
right.
If the length on the copy is shorter than
the actual one, move the CCD unit to the
left.
If a single adjustment procedure does
not successfully bring the amount of
error into the specified range, repeat
steps 1 through 3.
12.3 Adjustment of the gap between the doctor blade and sleeve
roller (Db adjustment)
NOTE
• This adjustment is to be made when an image problem (uneven density, low ID,
gradation reproducibility failure, etc.) occurs.
<Adjustment standard>
• The gap between the doctor blade and the sleeve roller should meet the following speci-
fications.
Specifications
0.39 ± 0.04 mm (as set using the jigs)
1.
Remove the imaging unit.
2.
Separate the imaging unit into the drum assy and developing assy.
3.
Remove the PC drum, main erase, PC drum charge corona assy, and ozone filter.
4.
Install the Ds collar positioning jigs
[1].
NOTE
• Ready one PC positioning jig (pivot
shaft) separately.
(For details, see the Parts Guide
Manual.)
5.
Remove the developer scattering prevention plate.
A09AF2C580DA
[1]
[2]
[1]
[1]
A09AF3C510DA
[1]
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