Optical Adjustments; Adjustments After Parts Replacement (Optical Parts) - Eiki LC-XT4U Service Manual

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Optical Adjustments

● Adjustments after Parts Replacement (Optical Parts)
Optical Adjustments
Contrast adjustment
R-Contrast adjustment(Polarized glass)
G-Contrast adjustment(Polarized glass)
B-Contrast adjustment(Polarized glass)
Integrator lens in adjustment-1
Integrator lens in adjustment-2
Integrator lens out adjustment
Condenser lens adjustment
Relay lens adjustment
Prism PBS adjustment
Focus of LCD panel adjustment
Convergence adjustment
Electrical Adjustments
Common center adjustment
Panel luminance adjustment
White balance adjustment
Color shading correction
Panel ghost timer reset (✻)
Panel Ghost Timer Reset
(✻)
Be sure to reset the Panel Ghost Timer after the LCD
panels or the LCD panel/prism ass'y are replaced to
new one. When the panel ghost timer is reset, the visi-
ble ghost position will be optimized.
Disassembly / Replaced Parts
LCD/ Integrator
LCD
Integrator
Prism Lens-out
Lens-in
panel
Ass'y
● ●
● ●
● ●
❍ ❍ ●
❍ ❍ ●
❍ ❍ ●
❍ ❍ ❍
❍ ❍ ❍
❍ ❍ ●
● ●
❍ ●
● ●
● ●
❍ ❍
❍ ❍
● ●
Input mode and signal
1. Enter the service mode.
2. Set the each data value of the replaced panel to
"10", the panel ghost timer is reset.
Group No.
972 -
972 -
972 -
- 66 -
●
: Adjustment necessary
Polarized
Optical filter
glass
(HCP)
&PBS
R G B R G B
● ●
● ●
●
●
●
●
❍
❍
●
Replaced Panel
1 Red panel
3 Green panel
5 Blue panel
❍
: Check necessary
Condenser Relay
Lens
lens
●
❍ ❍
❍ ❍
● ❍
❍ ●
❍ ❍
Not designated