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■ Optical Adjustments
Before taking optical adjustments below, remove the Cabinet Top following to the "Mechanical Disassemblies".
When you adjust Integrator lens or Relay lens adjustment, you need to disconnect FPC cables of LCD panels on
the main board.
Optical adjustment requires a 2.0mm hex wrench and a slot screwdriver.
Note: Do not disconnect connectors on the main board, because the projector cannot turn on due to operate the
power failure protection.
Contrast adjustment
[Before Adjustment]
- Input a 100% of black raster signal.
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.
Polarized
mounting base
Main Board
A
B-Polarized Glass
Mounting Base
-19-
glass
Fig.1-
R-Polarized Glass
Mounting Base
A
G-Polarized Glass
A
Mounting Base
Fig.1-
A
1
2
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