Xero; Ros Assy - Epson EPL-N3000 Service Manual

EPSON EPL-N3000/AcuLaser M4000N

4.7 Xero

4.7.1 ROS ASSY

Disassembly procedures for this part are different between EPL-
C H E C K
N3000 and AcuLaser M4000N. For AcuLaser M4000N, see
P O I N T
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. (p.167)
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. (p.170)
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. Release from the two clamps the harness clamped to the PLATE TIE FRONT.
12. Remove the eight screws (silver, 6mm) securing the PLATE TIE FRONT to the
frame, and remove the PLATE TIE FRONT.
13. Unclamp the two cable clamps on the ROS ASSY to release the harness.
14. 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.
Disassembly and Assembly
4.14.5
(p.386).
15. Remove the four screws (black, with collars, 8mm) securing the ROS ASSY to the
frame.
Never give impact to the ROS ASSY with a screwdriver or the like.
C A U T I O N
16. Remove the ROS ASSY.
13)
ROS ASSY
16)
12)
Figure 4- 58. ROS ASSY Removal
Xero
CABLE CLAMPS
15)
DUCT HIGH
PLATE TIE FRONT
12)
11)
Revision C
10)
JG3157AB
239
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