EB-S01/W01/X14G/S11/X11/S02/S02H/X02/W02/S12/S12H/X12/W12/X14 EH-TW480
Disassembly and Assembly CONFIDENTIAL
SEIKO EPSON 93 Revision C
3.3.11.1 BA Unit / SCI Cable
1. Remove the Air Filter. (p.59)
2. Remove the Lamp. (p.60)
3. Remove the Upper Case (assembly). (p.62)
4. Remove the MA Board (assembly). (p.74)
5. Remove the Optical Engine. (p.82)
6. Remove the Lamp Fan. (p.86)
7. Remove the EX Duct (assembly). (p.87)
8. Remove the BA Power Supply (assembly). (p.89)
9. Open the BA Insulation Sheet.
10. Release the three hooks of the BA Power Supply (assembly) and remove the BA
Unit.
11. Disconnect the connector of the BA Cable from the BA Unit.
12. Release the SCI Cable from the groove (1) of BA Insulation Sheet.
13. Remove the BA Unit from the BA Insulation Sheet.
14. Remove the BA Lamp Cable from the BA Unit.
15. Remove the SCI Cable from the BA Unit.
16. Release the BA Cable from the groove (2), and remove the BA Insulation Sheet.
Figure 3-32.
Standard Operation Time 15 Min.
BA Unit is designated as the Safety Device. When removing/
replacing the BA Unit for repair, be sure to refer to “3.4 Safety
Check after Servicing (p.103)”. According to the instructions in
it, handle the part and perform the procedure after servicing.
Hook
Hook
Hook
BA Insulation
Sheet
BA Lamp Cable
BA Unit
BA Cable
SCI Cable
BA Power Supply
(assembly)
Groove (1)
Groove (2)