Read Sharp AL-840 (serv.man8) Service Manual online
(11) Remove the screw, the spring, and the belt, and remove the
scanner motor unit.
(12) Remove the screw and remove the scanner motor (S004/
Ua001/P003).
(13) Remove the E-ring, and remove the scanner motor gear (S004/
Ua001/P004).
*
Grease
Apply grease to #1 position.
*
Troubles caused by improper work
1) L1-00 trouble
2) L3-00 trouble
3) Image deflection
(14) Remove the screw and the connector, and remove the CCD unit
(S004/Ua001/P005).
(Never remove the other screws than the two screws shown
below.)
(Never remove the other screws than the two screws shown
below.)
*
Cleaning
Remove the protection cover, and clean the CCD and the lens
with absolute alcohol.
with absolute alcohol.
*
Troubles caused by improper work
1) E7-04 trouble
2) E7-05 trouble
3) E7-12 trouble
4) Copy image defect
(Improper focusing)
(Distortion)
(Streaks in the sub scanning direction)
(Distortion)
(Streaks in the sub scanning direction)
S004/Ua001/P003
S004/Ua001/P003
1
S004/Ua001/P004/GRE
S004/Ua001/P005
9 – 15
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