Sony Wega KE-P37XS1, Service Manual

Page: 28 / 64

– 28 –
XS1
RM-Y1010
CVBS/YC (PAL, SECAM, NTSC), RGB, YUV (15K) System adjustment
YC SECAM System adjustment White bar RED 216+-3 (A)
White bar BLUE 216+-3 (A)
1) Input YC SECAM Color Bar signal into AV3 as shown on Figure (1) Black bar RED 16+-3 (D)
EBU Standard Color Bar 100% Luma, 75% Chroma
Black bar BLUE 16+-3 (D)
VG828/ASTRO Pattern No.XXX-OPT 2 No.F Red bar RED
162+-3 (B)
2) Perform automatic adjustment of chroma decoder
Red bar BLUE 16+-3 (B)
3) Check that the detection value of R, G, B is in the standard Blue bar RED 16+-3 (C)
shown in the right column.
Blue bar BLUE 162+-3 (C)
75% Color Bar
(A) (B) (C) (D)
ʚ
x
ʚ
x
Wh Ye Cy G Mg R Bl Bk
Cautions The position of (A), (D) excepts
between for ȑ / ȑ 6 from an edge.
0.700V 2 ȑ 6
0.525V
ȑ
62
RED output
0.000V 0
ȑ
6 (one line)
(A) (B)(C)(D)
0.700V 2
ȑ
6
Figure (1) YC SECAM EBU Standard Color Bar
0.525V
ȑ
62
BLUE output
0.000V 0
ȑ
6 (one line)
(A) (B)(C)(D)
CVBS/YC (PAL, SECAM, NTSC), RGB, YUV (15K) System adjustment
YC NTSC System adjustment White bar RED 216+-3 (A)
White bar BLUE 216+-3 (A)
1) Input YC NTSC Color Bar signal into AV3 as shown on Figure (1) Black bar RED 16+-3 (D)
EBU Standard Color Bar 100% Luma, 75% Chroma Black bar BLUE 16+-3 (D)
VG828/ASTRO Pattern No.XXX-OPT 2 No.F Red bar RED
162+-3 (B)
2) Perform automatic adjustment of chroma decoder Red bar BLUE 16+-3 (B)
3) Check that the detection value of R, G, B is in the standard Blue bar RED 16+-3 (C)
shown in the right column. Blue bar BLUE 162+-3 (C)
75% Color Bar
(A) (B) (C) (D)
ʚ x ʚ x
Wh Ye Cy G Mg R Bl Bk
Cautions The position of (A), (D) excepts
between for
ȑ
/
ȑ
6 from an edge.
0.700V 2
ȑ
6
0.525V ȑ 62
RED output
0.000V 0
ȑ
6 (one line)
(A) (B)(C)(D)
0.700V 2
ȑ
6
Figure (1) YC NTSC EBU Standard Color Bar
0.525V ȑ 62
BLUE output
0.000V 0
ȑ
6 (one line)
(A) (B)(C)(D)
3-5. YC NTSC System Adjustment
3-6. YC SECAM System Adjustment