Video Block Diagram - Sony DVP-NS400D Service Manual

Q Q
3 7 6 3 1 5 1 5 0

3-5. VIDEO BLOCK DIAGRAM

AI-23 BOARD (1/3)
(SEE PAGE 4-31)
CN203 (1/2)
V
V 15
Y
Y 19
C
C 17
SIGNAL
PROCESSOR
(SEE PAGE 3-6)
Y
Y/G 21
Cb
Cb/R 23
Cr
Cr/B 25
T E
L 1 3 9 4 2 2 9 6 5 1 3
V
Y
C
R
G
B
INTERFACE
CONTROL VMUTE
(SEE PAGE 3-13)
EUROVY
14
SYSTEM
CONTROL
WIDE 24
(SEE PAGE 3-8)
DISC/EXT 16
w w w
12
RGBSEL
05
.
http://www.xiaoyu163.com
* IC102 36 pin : US, CND, E, MX, AR, BR
J101 (2/2)
24 pin : AEP, UK
IC102
VIDEO BUFFER
21
AEP, UK
3 VIDEO IN VIDEO OUT
33 US, CND, E, MX, AR, BR
J103
17 AEP, UK
8 Y IN Y OUT
29 US, CND, E, MX, AR, BR
19 AEP, UK
6 C IN C OUT
US, CND, E,
31
MX, AR, BR
7 MUTE1
IC102 ql : AEP, UK
ea : US, CND, E,
MX, AR, BR
1.8 Vp-p (H)
16 MUTE2
J102
12 Y IN 24
Y OUT
15 Cb IN Cb OUT 22
17 Cr IN Cr OUT 20
IC102 w;
Q104, 105 : US, CND, E, MX, AR, BR
WIDE SWITCH
IC102 wf
: US, CND, E, MX, AR, BR
1.3 Vp-p (H)
2.0 Vp-p (H)
CN102 (1/2)
CN901
V
21 1
Q106 Y
17
5
BUFFER
C
19 3
Cb/R
13
9
Y/G
15 7
Cr/B
11 11
VMUTE
10 12
EUROVY
3 19
WIDE
9
13
DISCEXT
7
15
RGBSEL
x a o u 1 6 3
1
21
y
i
ERAUDIOL 20
AUDIO
(SEE PAGE 3-12)
ERAUDIOR 17
3-9
http://www.xiaoyu163.com
8
IC102 wa : AEP, UK
ed : US, CND, E,
US, CND, E,
MX, AR, BR
MX, AR, BR
VIDEO 1
AEP, UK
LINE OUT
2.4 Vp-p (H)
VIDEO 2 VIDEO
IC102 qj : AEP, UK
wl : US, CND, E,
MX, AR, BR
Y
1
2.0 Vp-p (H)
C
S VIDEO OUT
ER-15 BOARD
Y
(SEE PAGE 4-41)
2
C
Y
COMPONENT
P
B
VIDEO OUT
IC901 wg
P
R
IC102 ws
2.4 Vp-p (H)
: US, CND, E, MX, AR, BR
IC901 wg
(LINE : S VIDEO mode)
Q Q
3 7 6 3 1
1.3 Vp-p (H)
IC901 2.0 Vp-p (H)
VIDEO BUFFER,
SELECT SWITCH
13 V IN
V/Y
V/Y OUT 25
15 Y IN
5 C IN
R/C
R/C OUT 34
7 R IN
G
9 G IN G OUT 29
B
11 B IN B OUT 27
IC901 ef
IC901 wl
33 MUTE1
(LINE : RGB mode)
(LINE : RGB mode)
24 MUTE3
D907
28 MUTE2
1.4 Vp-p (H)
1.4 Vp-p (H)
30 SW1
IC901 ef
12 SW2
(LINE : S VIDEO mode)
IC901 wj
(LINE : RGB mode)
1.7 Vp-p (H)
1.4 Vp-p (H)
Q906 – 908
FUNCTION SIGNAL
GENERATOR
Q909, 910
LINE SELECT
CONTROL
Q901 – 903
c o
BLANKING SIGNAL
GENERATOR
.
2 4
9 9 8
RY903
6
3
5
7
10
8
1
Q914
RELAY DRIVE
RY901
7
10
8
6
3
5
5 1 5 0 8 9 2 4 9
1
Q912
RELAY DRIVE
RY902
7
10
8
6
3
5
1
Q913
RELAY DRIVE
m
Q915
RELAY DRIVE
3-10
DVP-NS400D
2
9 9
• Abbreviation
AR : Argentina
BR : Brazilian
CND : Canadian
MX : Mexican
AEP, UK
V IN
20
V/Y OUT
19
BLANKING OUT
16
R/C OUT
15
CNJ902
G OUT
11
LINE 1
FUNCTION SW OUT
8
(RGB) –TV
B OUT
7
A(L)IN
6
A(L)OUT
3
A(R)IN
2
A(R)OUT
1
8 2 9 9
V IN
20
V OUT
19
BLANKING IN
16
R IN
15
G IN
11
CNJ901
FUNCTION SW IN
8
LINE 2
B IN
7
A(L)IN
6
A(L)OUT
3
A(R)IN
2
A(R)OUT
1
RY904
6
3
5
7
10
8
1