VS-50XL20U, VS-67XL20U, VS-50XLW20U
Set-up and Installation Manual
28
1.5.4.5. GRADATION
Used to adjust gradation if the differences of luminance/tint level between each screen are
prominent.
Note: Set adequate values in consideration of the balance of brightness and uniformity. If you
increase in the plus direction excessively, you have to decrease the total gain.
[Procedure]
(In the instance of a multi-screen consist of four screens)
1. Press [TEST] button three times to display the adjustment white.
2. Select GRADATION in INSTALLATION in the system menu.
3. Select WHITE, R, G or B to open gradation adjustment menu.
4. Adjust to match the luminance/tint level in the edge of adjacent screens (gray area in the
lower left figure) using adjustment item A. In this time, adjust to align darker part with brighter,
considering uniformity in a single screen.
5. Adjust to match the luminance/tint level in the 4 corners connecting area (area “a” in the
lower right figure) using adjustment item B.
6. Adjust to match the luminance/tint level in the fringe of screens (area “b” and “c”). At first,
adjust totally using adjustment item A and then compensate corner areas using item B.
7. Repeat the steps from 4 to 6 so as to uniform the luminance/tint level of all colors.
Gradation adjustment point
Gradation adjustment item
1.5.4.6. TARGET COLOR
TARGET COLOR can register CSC adjustment value, color wheel data and lamp data. Set it
after adjustment of the luminance and tint between screens. If the lamp or color wheel is replaced,
it can detect the replacement and automatically calculates optimum CSC values.
[Procedure]
1. Select SET TARGET COLOR in TARGET COLOR in MAINTENANCE in the system menu.
2. Press [ENTER] button in reply to “SET OK?” message.
3. The set timer value (set operating time) is displayed to indicate when TARGET COLOR is
set.
TOP Top
edge
gradation
BOTTOM
Bottom edge gradation
LEFT
Left edge gradation
A
RIGHT Right
edge
gradation
TOP/LEFT
Top left corner gradation
TOP/RIGHT Top
right
corner
gradation
BOTTOM/LEFT Bottom
left corner gradation
B
BOTTOM/RIGHT Bottom right corner gradation
c c
b
b
1
4
3
2
a
b
c
b
c
b
b
b a
a
b
a
