Read Sharp XV-Z200E (serv.man8) Service Manual online
17
XV-Z200U/E, XV-Z201E
DT-300
DT-300
Precautions in replacing the DMD chip
Note: Be careful not to allow dust and fingerprint
Note: Be careful not to allow dust and fingerprint
on the cover glass of DMD chip and prism
surface of optical engine.
surface of optical engine.
1. Tighten 4 screws gradually from opposite sides
to fix the backer plate M, stud spring M, and stud
M. To perform this step, press the shadow part
of the stud spring M to the formatter PWB with
your finger.
M. To perform this step, press the shadow part
of the stud spring M to the formatter PWB with
your finger.
2. If something shade appears on the projection
screen like Fig1, release 2 screws on mirror
adjusting plate and move that plate to adjust
illumination area of DMD chip.
adjusting plate and move that plate to adjust
illumination area of DMD chip.
Fig.1
Shade
Stud Spring M
Stud M
Backer Plate M
DMD
(Digital Micromirror
Device) chip
+Outer Frame
+C-Spring
(Digital Micromirror
Device) chip
+Outer Frame
+C-Spring
Mirror Adjusting Plate
Formatter PWB
Prism Surface
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