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I Optical Adjustments
Before taking optical adjustments below, remove the Cabinet Top and Main Board following to the "Mechanical
Disassemblies"
Adjustments require a 2.0mm hex wrench and a slot screwdriver.
Note: Do not disconnect connectors K8L, K8X, K8D, K8G and K8E on the main board, because the projector can
not turn on due to operate the power failure protection.
Contrast adjustment
[Before Adjustment]
- Input a 100% of black raster signal.
[R/G/B-CONTRAST ADJUSTMENT]
1
A
Loosen a screw
(Fig.1-1/1-2) on the polarized glass mounting
base which you intend to adjust.
2
Turn the polarized glass mounting base as shown in Fig.1-1 to
obtain the darkest brightness on the screen.
3
A
Tighten the screw
to fix the polarized glass mounting base.
Repeat steps 1 to 3 for remaining polarized glasses.
Main Board
G-Polarized Glass
Mounting Base
A
B-Polarized Glass
Mounting Base
Polarized
mounting base
R-Polarized Glass
Mounting Base
A
A
-19-
A
glass
Fig.1-
Fig.1-
1
2
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