EB-S01/W01/X14G/S11/X11/S02/S02H/X02/W02/S12/S12H/X12/W12/X14 EH-TW480
Disassembly and Assembly CONFIDENTIAL
SEIKO EPSON 106 Revision C
3.5 Writing the DR Data
3.5.1 Overview
In this projector’s case, when either of the Optical Engine or the MA Board is broken, you can replace the broken Optical Engine or MA Board solely if you carry out the following
procedure. In this case (a new combination of them), you will write the DR data adjusted for the characteristics of the Optical Engine (the current one or the replaced one) into the
newly-combined MA Board according to the specified procedure. This section describes the specific repair process including how to write the DR data.
Figure 3-42. Conceptual diagram of the replacement using DR data
Optical adjustment
Troubleshooting
Writing DR data
Factory (ESL)
Distributor’s service section
DR data inquiry
(Engine’s S/N required)
[MA Board] broken
Replace
Optical Engine
MA Board
[Optical Engine] broken
DR data
Optical Engine
Optical Engine
Optical Engine
Optical Engine
MA Board
MA Board
MA Board
MA Board
MA Board
Writing DR data
Replace
DR data
Optical Engine
Optical Engine
ASP Depository