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Optical Adjustments
INTEGRATOR LENS ADJUSTMENT
[Before Adjustment]
- Adjustment requires a 2.0mm hex driver and a slot screwdriver.
- Remove cabinet top following to "Cabinet Disassemblies".
Note: Do not disconnect the connectors on main and component
boards otherwise the projector can not be turned on.
[ADJUSTMENT]
1. Turn on lamp by a state of without FPC cable of LCD panels.
2. Shield the red and blue lights by inserting thick papers etc. in
front of Red and Blue LCD panels to project only green light and
make a fine focus.
3. Remove the shield in front of Red LCD panel to project green and
blue light.
4. Adjust the adjustment base of integrator lens ass'y to make color
uniformity in yellow.
1) If the color shade appears on the left or right of the screen as
shown in Fig.2-1, loosen 1 screw
B
and adjust a slot
ing a slot screwdriver.
2) If the color shade appears on the top or bottom of the screen
as shown in Fig.2-2, loosen 2 screws
driver and adjust a slots
by turning a slot screwdriver.
A
5. Tighten 1 screw
and 2 screws
6. Remove the shield in front of Blue LCD panel and project red,
green and blue light. Check that there is no color shade on the
left or right of the screen. If you recognise the color shade, the
"Relay Lens Adjustment" should be carried out to obtain the prop-
er color uniformity.
A
with the 2.0mm hex driver
to make color uniformity in yellow by turn-
C
with the 2.0mm hex
D
to make color uniformity in yellow
C
to fix the integrator lens unit.
Fig.2-
1
Moving of slot B
C
Fig.2-
2
Moving of Slots D
-21-
a
Yellow
b
a
b
A
Slot B
x
Yellow
y
C
x
Slot D
y
Slot D
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Troubleshooting
