Sanyo PLV-55WHD1 Service Manual page 67

1-3. Contrast adjustment (R,G,B, polarized glass)
R, G and B Contrast adjustment :
1.Turn the LCD projection TV on and input a 100% of black raster
signal (0% of white raster signal).
2. Loosen screw A on the polarizer unit which you intend to adjust
using ball allen wrench.
3. Turn the polarized glass mounting base (slot B) by using a slot
screwdriver and adjust the brightness on the screen to the low-
est level of black.
4. Tighten the screw A to fix the polarizer unit.
5. Adjust the polarizer unit of other colors.
(Repeat steps 2 to 4.)
Screw A
G-Polarized glass
mounting base
Slot B
R-Polarized glass
mounting base
Slot B
Screw A
B-Polarized glass
mounting base
Screw-A Screw-A
Screw A
Slot B
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Optical adjustments
Slot-B Slot-B