Ros Assy (Aculaser M4000N) - Epson EPL-N3000 Service Manual

EPSON EPL-N3000/AcuLaser M4000N

4.14.5 ROS ASSY (AcuLaser M4000N)

When removing or installing the ROS ASSY, always do the work on
C A U T I O N
a horizontal and level table.
Fully note that doing the work on a stepped or tilted table may
cause misalignment of the ROS.
Removal
1. Remove the COVER REAR 500. (p.270)
2. Remove the COVER REAR (AcuLaser M4000N). (p.379)
3. Remove the COVER LEFT. (p.169)
4. Remove the COVER RIGHT. (p.168)
5. Remove the COVER EXIT 500. (p.261)
6. Remove the 500 EXIT ASSY. (p.262)
7. Remove the COVER TOP, CONTROL PANEL (AcuLaser M4000N). (p.380)
8. Remove the COVER FRONT. (p.172)
9. Remove the DUCT FRONT, FAN SUB. (p.241)
10. Remove the three screws (sliver, with collars, 8mm) securing the DUCT HIGH,
and remove the DUCT HIGH.
11. Remove the screw (sliver, with collars, 8mm) securing the DUCT VACUUM L/R,
and remove the DUCT VACUUM L/R.
12. Release from the two clamps the harness clamped to the PLATE TIE FRONT.
13. Remove the eight screws (silver, 6mm) securing the PLATE TIE FRONT to the
frame, and remove the PLATE TIE FRONT.
14. Unclamp the two cable clamps on the ROS ASSY to release the harness.
15. Disconnect the four connectors of the HARNESS ASSY ROS.
As the board of the ROS ASSY is easily damaged, disconnect the
C A U T I O N
connectors while supporting the board by hand.
16. Remove the four screws (black, with collars, 8mm) securing the ROS ASSY to the
frame.
Disassembly and Assembly
C A U T I O N
17. Remove the ROS ASSY.
AcuLaser M4000N Unique Disassembly Procedures
Never give impact to the ROS ASSY with a screwdriver or the like.
14)
CABLE CLAMPS
ROS ASSY
17)
13)
PLATE TIE FRONT
12)
Figure 4- 178. ROS ASSY Removal
Revision C
DUCT VACUUM L/R
16)
DUCT HIGH
10)
13)
J23157EA
386
Confidential