OPTICAL PART DISASSEMBLY [Click on images to Enlarge]
- Before taking this procedure, remove Cabinet Top , Cabinet Front and Main Board following to the “Mechanical Disassembly”.
- Disassembly requires a 2.0mm hex wrench.
IMPORTANT
LCD
panels used for this model can not be replaced separately. Do not disassemble
the LCD Panel/Prism Ass’y. These LCD
panels are installed with precision at the factory. When replacing the LCD
panel, should be replaced whole of the LCD panels and prism ass’y at once. After replacing LCD Panel/Prism ass’y, check the following points.
1. Check that there is no color shading at the
top, bottom, left or right of the screen. If there is, try to remove the shading
following to the chapter “Optical Adjustment”.
2. Check the white balance. If it needs the
adjustment, adjust the white balance following to the “White Balance
Adjustment” , “Gamma Adjustment” and “Common Center Adjustment” in the chapter
“Electrical Adjustment”.
3. Check the white uniformity on the screen.
If
you find the color shading at the some part of the screen, it needs to take the
color shading adjustment. This adjustment should be performed by a computer and
it also requires a special software “Color Shading Correction”. The software will be supplied separately and
can be ordered as follows;
[COLOR
SHADING CORRECTION Ver. 4.00; SERVICE
MART NUMBER 645 075 9611]
POLARIZED GLASS, PRE-POLARIZED GLASS REMOVAL
OPTICAL UNIT TOP REMOVAL
OPTICAL PARTS - LOCATIONS AND DIRECTIONS
The
arrows in the figure indicate the mount direction of the part for the
replacement. Check the number on the arrows and mount each part according to
its note;
A:
The printed part no. comes to this side.
B:
Rugged surface comes to this side.
