Canon D78-5382, Service Manual, Page: 40 / 126

5. LCD PANEL/PRISM ASS'Y REPLACEMENT
5.1 LCD Panel/Prism Ass'y Removal
1. Remove the cabinet top and main board
following to "Mechanical Disassemblies".
2. Remove 4 screws by using the 2.0 mm
hex driver and take the LCD
Panel/Prism ass'y off upward from the
optical unit.
Part 2: Repair Information
2-15
IMPORTANT NOTICE on LCD Panel/Prism Ass'y Replacement
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, please check the following
adjustments.
• Check the "Condenser Lens Adjustment", "Condenser Lens-Out
Adjustment" and "Relay Lens-Out Adjustment" following to chapter
"Optical Adjustment".
• Check the "White Balance Adjustment", "Common Center
Adjustment" and "Gamma Shift Adjustment" following to chapter
"Electrical Adjustment".
• Check the white uniformity on the screen.
If you find the color shading, please adjust the white uniformity by
using the proper computer and "Color Shading Correction" software
supplied separately.
CAUTION
Note:
Do not replace the LCD
panel separately otherwise
it can not obtain proper
picture.
LCD Panel/
Prism Ass'y
Fig. 2-26