Ricoh B089 - Ld Unit; Polygon Mirror Motor

LASER UNIT
B089/B093 6-12 SM
6.2.3 POLYGON MIRROR MOTOR
1. Remove the laser unit (! 6.2.2).
2. Remove the heat sink [A] (4 screws).
3. Replace the polygon mirror motor [B] (4 screws, 1 connector).
NOTE: When installing the new polygon mirror motor, do not touch the surface of
the mirror with bare hands.
6.2.4 LD UNIT
1. Remove the laser unit (! 6.2.2).
2. Replace the LD unit [A] (3 screws, 1 connector).
NOTE:
1) Do not remove the screws [B].
2) Do not touch any variable resistors on the LD unit.
B027R104.WMF
B027R105.WMF
[A]
[B]
[A]
[B]