Sanyo PLC-XF46N - Page 70

Optical adjustment
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SCREW-A
SCREW-A
SLOT-B
(2) Integrator-lens-in adjustment-1
Before Adjustment :
1. Remove the flexible cables of LCD panels
from the Main board. And turn on the projec-
tor.
2. Shift the adjustment position of Integrator-
lens-out temporarily until shade appears the
right or the left on the screen.
Shift the adjustment position of Integrator-
lens-in temporarily until shade appears the
top or the bottom on the screen.
Adjustment :
1. loosen 2 screws A.
2. Insert slot screwdriver into slot B, turn it until the
shade edge is sharp focus.
3 Tighten the 2 screws A to fix the integrator-lens-in
unit.
After the Integrator-lens-in-1 adjustment, readjust the
Integrator lens in 2, and Integrator lens out.
Refer to "Integrator lens out adjustment" and
"Integrator lens in 2" of next step for the adjustment
method.
(3) Integrator-lens-in adjustment-2
SCREW-A
SCREW-A
SCREW-B
Shade
Before Adjustment :
1. Remove the flexible cables of LCD panels from
the Main board. And turn on the projector.
2. If the shade appears on the top or bottom of the
screen, adjust in the following procedure.
Adjustment :
1. Loosen 2 screws-A.
2. Insert a ball allen wrench into screw-B, turn it and
erase shade.
3. Tighten the 2 screws A to fix the integrator lens-in
unit.
Fig.54a
Fig.54b
Fig.55a
Fig.55b