(8)
Remove the screw, and remove the no. 2 mirror (f
θ
mirror)
(S005/Ua001/P004).
∗
Cleaning
Use absolute alcohol to clean the concave surface of the no. 2
mirror (f
θ
mirror).
(9)
Remove the scanner cover.
(10) Remove the screw and the connector, and remove the scanner
mirror (motor) unit (S005/Ua001/P005).
(11) Remove the screw, and remove the laser unit (S005/Ua001/
P006).
(12) Remove the connector, and remove the laser beam sensor PWB
(S005/Ua001/P007).
(13) Remove the screw and the spring, and remove the paper feed
solenoid (S005/Ua001/P080).
(14) After removing the laser beam sensor PWB, remove the paper
empty detector (S005/Ua001/P009) along the boss direction.
∗
Cleaning
Use absolute alcohol to clean the No. 1 cylindrical lens (S005/
Ua001/P010).
Use absolute alcohol to clean the scanner mirror (motor) unit, and
the laser beam sensor.
Clean the whole surface of the scanner mirror (motor) unit as
shown in the figure below.
∗
Troubles caused by improper work
1) Print image defect
(Insufficient print density)
(Streaks in the main scanning direction)
(Image lack)
(E7-03 error)
(15) Remove the MCU (PCU) PWB S009/Ua002 .
(16) Remove the power PWB unit. S009/Ua001 .
(17) Remove the scanner (writing) unit. S005/Ua001 .
(18) Remove the screw and the connector, and remove the toner
empty sensor (S005/Ua001/P011).
S005/Ua004/P004/CLN
S005/Ua001/P010/CLN
S005/Ua001/P005
S005/Ua001/
P005
FO-3800M
9 – 21
Содержание FO-3800M
Страница 115: ...S001 P001 S001 P007 CLN S001 P003 S001 P005 S001 P002 S001 P006 S001 P004 CLN FO 3800M 9 4 ...
Страница 142: ...S009 Ua002 S009 Ua003 S009 Ua004 S009 Ua005 S009 Ua006 S009 Ua001 S009 Ua001 002 S009 Ua001 001 FO 3800M 9 31 ...
Страница 174: ...SMP1 SMP2 FO 3800M 10 25 ...
Страница 175: ...SMP3 SMP4 FO 3800M 10 26 ...
Страница 176: ...SMP5 SMP6 a b D FO 3800M 10 27 ...
Страница 177: ...SMP7 SMP8 FO 3800M 10 28 ...
Страница 178: ...SMP9 SMP10 SMP11 Streaks and dots in the pitch of about 78mm Streaks and dots in the pitch of about 45mm FO 3800M 10 29 ...