Sony DVPNS61 Service Manual - Page 35

Video 1 Block Diagram

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3-5. VIDEO (1) BLOCK DIAGRAM DVP-NS36/NS37/NS45P/NS55P/NS61P/NS63P MV-50 BOARD (DVP-NS36:AEP,UK/NS37) (SEE PAGE 4-23 to 4-24) SYSTEM CONTROL (SEE PAGE 3-5 to 3-6) V Y C R G B VMUTE EUROVY WIDE RGBSEL DISCEXT 20 IC305 2 C/BAR PB 15 IC304 25 C/BAR PB (VIDEO MODE & RGB MODE) D301 IC304 VIDEO BUFFER SELECT SWITCH 13 V IN 15 Y IN V/Y OUT 25 5 C IN 7 R IN R/C OUT 34 9 G IN G OUT 29 11 B IN B OUT 27 33 MUTE1 24 MUTE3 28 MUTE2 SW1 30 12 SW2 H IC305 4 2 1 CHANNEL VIDEO BUFFER V/Y R/C G B 2.0Vp-p 2.0Vp-p H 14 IC304 25 C/BAR PB (S-VIDEO MODE) V/Y OUT BLANKING OUT R/C OUT G OUT FUNC. SW B OUT 2.0Vp-p H 17 IC304 34 C/BAR PB (RGB MODE) 16 IC304 34 C/BAR PB (S-VIDEO MODE) J401 AUDIO/VIDEO OUTPUT CN301 19 16 15 AUDIO/VIDEO 11 OUTPUT 8 7 BLANKING SIGNAL GENERATOR 1.4Vp-p 18 IC304 29 C/BAR PB (RGB MODE) H 572mVp-p (NTSC) 600mVp-p (PAL) FUNCTION SIGNAL GENERATOR 1.4Vp-p 19 IC304 27 C/BAR PB (RGB MODE) 1.4Vp-p 3-9 3-10

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DVP-NS36/NS37/NS45P/NS55P/NS61P/NS63P
3-5.
VIDEO (1) BLOCK DIAGRAM
13
15
5
7
9
11
33
24
28
30
12
25
34
29
27
BLANKING SIGNAL
GENERATOR
FUNCTION SIGNAL
GENERATOR
CN301
Y
V
C
G
R
B
VIDEO BUFFER
SELECT SWITCH
19
16
15
11
8
7
DISCEXT
RGBSEL
WIDE
VMUTE
EUROVY
SW2
MUTE2
MUTE3
MUTE1
B IN
G IN
R IN
C IN
Y IN
V IN
V/Y OUT
R/C OUT
G OUT
B OUT
SW1
V/Y OUT
BLANKING OUT
R/C OUT
G OUT
FUNC. SW
B OUT
V/Y
R/C
G
B
H
2.0Vp-p
MV-50 BOARD
(DVP-NS36:AEP,UK/NS37)
(SEE PAGE 4-23 to 4-24)
SYSTEM CONTROL
(SEE PAGE 3-5 to 3-6)
IC304
1.4Vp-p
1.4Vp-p
1.4Vp-p
IC304
C/BAR PB (RGB MODE)
18
29
IC304
C/BAR PB (RGB MODE)
19
27
IC304
C/BAR PB (RGB MODE)
17
34
H
572mVp-p (NTSC)
600mVp-p (PAL)
IC304
C/BAR PB
(S-VIDEO MODE)
16
34
IC304
C/BAR PB
(VIDEO MODE & RGB MODE)
15
25
H
2.0Vp-p
IC305
C/BAR PB
20
H
2.0Vp-p
IC304
C/BAR PB
(S-VIDEO MODE)
14
25
D301
2
AUDIO/VIDEO
OUTPUT
AUDIO/VIDEO
OUTPUT
J401
1 CHANNEL
VIDEO BUFFER
IC305
4
2
3-9
3-10