MX3500N LSU SECTION H – 4
3) Insert the LSU cleaning rod and slide it back and forth a few
times to clean the dust-proof glass.
b. LSU cooling fan motor
1) Remove the LSU.
2) Remove the screws, and remove the LSU CNT PWB cover R.
3) Remove the connector and the screws, then remove the LSU
cooling fan motor.
c. Polygon motor
1) Remove the LSU.
2) Remove the screws, and the LSU CNT PWB cover R.
3) Remove the connector and the screws, then remove the fan
cover.
4) Remove the screws, then lift up the LSU CNT PWB cover F
(A).
Remove the screws, and lift up the polygon motor unit (B).
5) Remove the connector and the screws, then remove the poly-
gon motor.
* When installing, do not touch the moving section of the poly-
gon mirror and the mirror surface.
(2) Others
a. LSU shutter solenoid 1
1) Remove the LSU.
2) Remove the connector and the screws, then remove the LSU
shutter solenoid unit.
* When installing, the shutter U-groove is engaged with the
shutter lever arm shaft section (A).
A
B
1
2
A
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