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2-1-7. AD Adjustment of YC Video (NTSC) System
1) Set input to AV1.
2) Input NTSC All 50% window signal 90IRE in AV1.
3) Set picture quality mode to [PC/GAME].
Send "RGB Level" Command.
4) Adjust Y_OUT_LEVEL until the Green detection value is within a setting value.
Detection setting value: 197 ±3
5) Set Video Signal to NTSC 50% window 20IRE.
6) Adjust Cb_OFFSET1 until the detection value of Blue becomes same as that of Green.
7) Adjust Cr_OFFSET1 until the detection value of Red becomes same as that of Green.
8) Repeat step 6-7 until it is in a detection setting value of 8).
+2
Detection setting value: 44
–6
R,G,B detection value dispersion: ±1
9) Repeat step 2-7 until it is in the detection setting value of 4) and 8).
10) Input NTSC 75% Color Bar signal into AV1. (Fig. 1)
11) Adjust C_OUT_LEVEL until the detection value of (A) becomes same as that of (D), as
shown in the right figure 2.
12) Adjust Hue until the detection value of (B) becomes same as that of (C), as shown in the right
figure 3.
13) Repeat step 11-12 until the detection value of (A), (B), (C) and (D) becomes the same, as
shown in the right figure 4.
(A)
Wh Ye Cy G Mg R Bl Bk
`Û N Ü â „ f Ù Y vÑ ç D eô ã ˜ v {ñ F V˛ ~ ∏bKQå N § m A QzŸ
( h t t p : / / s c h e m a t i c . 5 d 6 d . c o m )
75% Color Bar
(B)
(C)
(D)
x
x
x
x
Cautions :
The position of (A) excepts between
for 1/16 from an edge.
figure (1)
ML board CN304 3 pin
Blue output
(A)
(B)
(C)
(D)
figure (2)
ML board CN304 3 pin
Blue output
(A)
(B)
(C)
(D)
figure (3)
ML board CN304 3 pin
Blue output
(A)
(B)
(C)
(D)
figure (4)
KE-MR42/50M1(CH) 2-4
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