Color Balance Adjustment - Mitsubishi Electric PH50 series Setup And Installation Manual

1.5.2. Color balance adjustment

You can adjust luminance and tint between each screen of a display wall. In principle, they
should be adjusted according to (3) CSC adjustment. However, follow (2) BLACK LEVEL, (4)
WHITE BALANCE and (5) GRADATION adjustments, if necessary.
After that, set TARGET COLOR and SENSOR to maintain the uniformity over the long term.
Preparation BLACK LEVEL
(1) adjustment (2)
1.5.2.1. Preparation
Before the adjustment, set each value according to the following table.
Item
1 CONTRAST
2 BRIGHTNESS
3 COLOR MATRIX
4 WHITE BALANCE
5 WHITE BOOST
6 SENSOR
1.5.2.2. BLACK LEVEL
This adjustment is not necessary.
Adjust it when the difference of luminance and tint in black is noticeable between each screen. Be
careful not to deteriorate the contrast because it can be adjusted only by increasing the black
luminance level.
[Procedure]
1. Press [TEST] button three times and press [R], [G] and [B] button to display the black signal
in the adjustment white.
2. Select BLACK LEVEL in INSTALLATION in the system menu.
3. Select R-, G- or B-LEVEL and adjust each color level in black.
1.5.2.3. CSC (Color Space Control)
There are 3 ways to adjust CSC values.
•
By "Auto CSC" function in Wallaby
•
With a color analyzer
•
By manual
1.5.2.3.1. By "Auto CSC" function
Using "Auto CSC" function in adjustment software, "Wallaby", the color balance can be
automatically adjusted among a display wall. See "Auto CSC function" on page 105 for detail.
1.5.2.3.2. With color analyzer
Optimum CSC values can be automatically calculated from the color component data in each
screen measured with a specified color analyzer. See separately provided "CSC Auto-adjust
Software Operation Manual" for detail.
PH50, XL50, XL21 series Set-up and Installation Manual
CSC
adjustment (3)
TARGET COLOR
Setting (6)
Color balance adjustment flow chart
Value
100
0
OFF
R-GAIN 1000
G-GAIN 1000
B-GAIN 1000
OFF
STOP or OFF
WHITE BALANCE
adjustment (4)
SENSOR
Setting (7)
Menu
Input memory menu
Input memory menu
Input memory menu
INSTALLATION in system menu
MISC FUNCTION in system menu
MAINTENANCE in system menu
46
GRADATION
adjustment (5)