Christie APS Series Service Manual page 85

10-6 Color uniformity adjustment
Test patterns for the adjustment
Each color
(each tone)
White (each tone)
Adjust tone menu
Tones to be adjusted
Adjustment lattice point nos.
C.UNIF. -MIN- No.1
-MID-1- No.2
-MID-6- No.17
-MAX-
ON/OFF -ON-
-OFF-
Adjustment lattice point position
14
V/6
6
V/3
H/6 H/3
10 2
V/3
7
V/6
15
ATTENTION
Make this adjustment work after completing
the White balance adjustment.
LWU650-APS/LWU530-APS
Service Manual
LWU650-APS / LWU530-APS
R±xxx G±xxx B±xxx
12 16
4 8
H/3 H/6
1 3 11
5 9
13 17
Preparations
1. Display the Adjust tone menu in FACTORY
MENU - C.UNIF..
Next on the right of "C.UNIF.", 2nd cell from the
left shows tone to be adjusted. Use the ▲ or ▼
button to switch the tone.
Next on the right of tones, 3rd cell from the left
shows the no. of adjustment lattice point. Use the
▲ or ▼ button to switch the point.
3 cells from the right show adjusted value of R, G
and B colors. Use the ▲ and ▼ buttons to adjust
each color.
2. Make color uniformity adjustments for the
following 8 tones.
-MIN- tone (approx. 0% input signal)
-MID-1- tone (approx. 7% input signal)
-MID-2- tone (approx. 18% input signal)
-MID-3- tone (approx. 29% input signal)
-MID-4- tone (approx. 39% input signal)
-MID-5- tone (approx. 50% input signal)
-MID-6- tone (approx. 75% input signal)
-MAX- tone (approx. 100% input signal)
3. The adjustment lattice point nos. correspond
to the point positions in the diagram. The color
uniformity of the entire screen can be adjusted by
adjusting the white balance for each of the points
starting in order from the low numbers.
NOTICE: Point No.1 should not be adjusted
because it controls the brightness of the entire
screen. Note that when adjusting a point, it affects
around the point.
4. To temporarily turn correction off, place the
cursor on "C.UNIF." in the Adjust tone menu, and
press the ▼ button to display ON/OFF bar. Move
the cursor to ON, and press the ▼ button. To turn
it on again, place the cursor on OFF and press
the ▲ button.
5. Following two patterns of internal signals are
available for this adjustment. Use the ENTER
button to switch it.
● Solid monochrome adjustment color (for G color
adjustment with a color differential meter).
● Solid white (for adjustment other than above).
6. Reset values before adjustment, if necessary.
Single value resets cannot be performed.
● When resetting all values, place the cursor on
C.UNIF. in FACTORY MENU, press the RESET
button and select RESET in the dialog.
● When resetting the values of single tone, place
the cursor on the tone to be reset, press the
RESET button and select RESET in the dialog.
84
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020-001522-01 Rev. 1 (11-2018)
LIT MAN SERV APS Series