Condenser Lens Adjustment - Sanyo PLC-SU31 Service Manual

Optical Adjustments

Condenser Lens adjustment

1
Turn the projector on by a state of without FPC cables.
2
Project only green light on the screen.
3
Adjust the adjustment base of condenser lens assy to make color
uniformity in green.
1) If the shading appears on the left or right of the screen as
shown in Fig.2-1, loosen 2 screws
er, and adjust the slot
using a slot screwdriver.
2) If the shading appears on the top or bottom of the screen as
shown in Fig.2-2, loosen 2 screw
and adjust the slot
a slot screwdriver
4
A and C
Tighten screws
Note:
The relay lens adjustment must be carried out after completing this
adjustment.
A
with the 2.0mm hex driv-
B
to make color uniformity in green by
C
with the 2.0mm hex driver,
D
to make color uniformity in green by using
to fix the Condenser lens unit.
A
Slot B
Fig.2-
1
Moving of slot B
Fig.2-
2
Moving of Slot D
-22-
a Green b
a
A
b
x
Green
y
C
C
x
y
Slot D