Sanyo PLC-XF47 Service Manual page 75

(1) Focus Adjustment of LCD Panel
SCREW-A
SLOT-B
SCREW-A
Before Adjustment :
1. Turn on a projector.
2. Set the projector to "service mode" and project a green grid pattern on a screen. Adjust green grid pattern to
sharp focus by pressing Focus (
3. Press Zoom(
and maximum Zoom, following adjustment is necessary.
Adjustment :
1. Loosen 4 screws-A using ball allen wrench.
2. Set image size to the minimum, pressing Zoom (
3. Adjust center part of green grid pattern to sharp focus, pressing Focus (
remote control unit.
4. Set image size to the maximum, pressing Zoom (
5. Insert a slot screwdriver into slot-B, turn it and adjust center part and four corners on the green grid pattern to
sharp focus.
6. Repeat steps 2 to 5. Until focus does not shift by the ZOOM position between TELE and WIDE.
7. Tighten 4 screws-A to fix the assembly LCD panel / prism using ball allen wrench.
)( ) buttons on the projector or remote control unit.
)( ) buttons on the projector or remote control unit. When focus is changed at minimum Zoom
1 2
5
3
4
Minimum zoom (TELE)
SCREW-A
SCREW-A
Prism / LCD Panel
assembly
) button on the projector or remote control unit.
)(
) button on the projector or remote control unit.
1
2
5
4
3
Maximum zoom (WIDE)
- 75 -
Optical adjustment
) buttons on the projector or