2MY/2MZ
1-5-20
1-5-9  Optical section
(1) Detaching and refitting the laser scanner unit
Procedure
1. Remove the cassette.
(See page 1-5-10)
2. Remove the rear cover and left lower 
cover.(See page 1-5-5,1-5-6)
3. Remove two connectors.
4. Remove four screws and then remove 
the laser scanner unit assy by pulling it 
forwards.
Figure 1-5-35
5. Release the clamp and then remove the 
FFC from the connector.
6. Remove two screws.
7. Remove the pin and spring and then 
remove the unit holder Y.
8. Lift the laser scanner unit Y upwards 
and then remove the laser scanner unit 
Y (LSU-Y).
9. Similarly, remove the laser scanner unit 
C/M/K(LSU-C/M/K). 
10. Check or replace the laser scanner unit 
and refit all the removed parts.
Figure 1-5-36
Screw
Screw
Screw
Screw
Laser scanner 
unit assy
Connectors
Screw
Pin & Spring
Clamp
FFC
LSU-Y
Unit holder Y
LSU-C
LSU-K
LSU-M