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Optical Adjustments
Before taking optical adjustments below, remove the Cabinet Top following to the "Mechanical Disassembly" .
Adjustments require a 2.0mm hex wrench and a slot screwdriver. 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.
WarNING : uSe uV radIatIoN eYe aNd SKIN Pro-
tectIoN durING SerVIcING
cautIoN: to prevent suffer of uV radiation, those adjustment must be
completed within 25 minutes.
Contrast adjustment
[Before adjustment]
- Input a 100% of black raster signal.
1
a (Fig.1)
Loosen a screw
which you intend to adjust.
2
B
Adjust the slot
to obtain the darkest brightness on the screen by
using a hex screwdriver.
3
a
Tighten the screw
to fix the polarized glass mounting base.
on the polarized glass mounting base
-26-
Polarized glass
mounting base
Slot B
A
Fig.1
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