Video Block Diagram - Sony SLV-SE20 Service Manual

SLV-SE10/SE20/SE25/SE30/SE40/SE45/SX10/SX25/SX40
Q Q
3 7 6 3 1 5 1 5 0

3-2. VIDEO BLOCK DIAGRAM

MA-338 BOARD
(SEE PAGE 4-7,9)
Q501,502
EXCEPT
10/X10/30:EE/
AV
AV CONT IC162 21
40:EE/X40 MODEL
CONT
Q800-804
EXCEPT
EE MODEL TO AV LINK IC162 73
AV CONT AV
TO/FROM
8
LINK FROM AV LINK IC162 85 SYSCON
AV LINK
10
V IN
(SEE PAGE 3-5)
CN500 20
I
16 I CONT IC162 25
LINE 1
R
IN 15 C+ DET IC162 86
G
11 Q540
B
7
FROM
TUNER TU701 24 TU VIDEO
CN570
B BLOCK
7
LINE 3 G
11
IN
R
B,CP,VC,VC1,VC2
15
MODEL
I
16
C+ DET
EXCEPT
8
10/20/30:EE/
V IN
20
40:EE,EG/X40
MODEL
CNJ500
10:EE/40:EE
MODEL ONLY
VIDEO
IN
CNJ501
VIDEO
30:EE
IN
MODEL ONLY
30/45
MODEL ONLY
FI-15 BOARD
CJ481
CN501
IC200 !ª
LINE 2 FRONT VIDEO
4 4
IN
CN480
(SEE PAGE 4-25)
IC260
DRUM
VIDEO REC/PB AMP
VIDEO CN260
HEAD
3 16
SP
PB
CH1
T E
L 1 3 9 4 2 2 9 6 5 1 3
4
PB C SYNC 5
7 19
SP
CH2 RF ENV
ENV
8 6
DET
24
5
LP
PB
CH1 PB RF
6 7
COMP
PB COMP OUT
2
1 21
LP
CH2
HA
2
CONT
HA SWP
3
REC
17
4
RF SWP
AGC
DET
REC C
REC ATT 10
22
REC Y RF
9
AGC
REC H 11
1 12
REC CUR ADJ
TRICK H
CN262
PB RF
1
CHECK RF SWP
2
PIN
AV ADJ
5
CN262 1 PB RF
IC260 9 REC
CN260 7 PB
0.5Vp-p
V
0.1µsec/div 470mVp-p
CN262 2 RF SWP
w w w
IC260 !º REC
25Hz 5.0Vp-p
280mVp-p
H
16
C200 #™,#§ REC
1.0Vp-p
BLOCK
H
IC200
(1/2)
Y/C PROCESSOR
40 CLP
32
38 CLP
36 CLP
6dB AMP
34 CLP 25
29 CLP
6dB AMP
23
IC200 @∞ REC IC200 @∞ PB
2.3Vp-p
H
H
SYNC
19
SEP
4.4Vp-p
H
R
ACC
P AMP
R C
LPF
P
1
Q200
FM PB
4 AMP 6
AGC EQ
IC200 2 REC
IC200 5 REC
280mVp-p
H KIL
0.1µsec/div 470mVp-p
REC C REC C
2
REC Y RF
5
96 REC H
28 REC CUR ADJ
100 TRICK H
B MODEL ONLY
Q204
SECAM
SW SW
x a o
. i
3-3
http://www.xiaoyu163.com
FROM IIC DATA
IC162 72
SYSCON
IC162 71 IIC CLK
BLOCK
(SEE PAGE 3-5)
IC162 13 Q VD
14 16 17
Q VD
SERIAL
VIDEO
IC200 ^¡ REC
31 DECODER
IC200 ^¡ PB
AGC AGC
320mVp-p 240mVp-p
H H
CHARA 6dB
27
INS AMP
KIL
NAP BPF 13
B.D
R
FBC 1/2 12
P
R
LPF YNR 44
P
P R
Y/C
2.2Vp-p
MIX
R
PIC
P
CONT
INV
Q Q
3 7
R
BPF1
P
BACK UP MAIN
BPF2
AMP COMV.
Q201
R
SUB SUB DE
9
COMV. BPF P EMPH
DOUBLE SUB
DEM
LIM LPF
IC200 9, !º PB IC200 9, !º REC
PB
BGA-B
PB
PA
BGA-A
700mVp-p
P
H 440mVp-p
H
R
REC
BGA
REC FM MAIN N.L DETAIL
EQ MOD EMPH. EMPH. ENH
RW SWP HA SWP C ROT A MUTE
99 98 97 95
A MUTE IC162 63
C ROT IC162
15
RF ENV IC162 8
TO/FROM
SYSCON
COMP OUT IC162 17
BLOCK
HA SWP IC162 16
(SEE PAGE 3-5)
u 1 6 3
RF SWP IC162 18
y
ADJ SW S160
http://www.xiaoyu163.com
2 4
8 9 9
Q510
BUFFER
Q850
BUFFER 17 CVBS
5 SDA DAVN 9
4 SCL
EXCEPT IC850
B,CP,
CP,EE,10/
VC,VC1,VC2 MODEL
X10/X40 MODEL VPS/PDC
Q541
BUFFER
IC162
OSD
59 PDC DAV IN
50 OSD V IN
Q661
BUFFER 56 C VIDEO IN
Q203
1H
46 47 BUFFER
DL
CLP 42
CLK IN 50 IC970
PB-H 45
SECAM PROC
61 53
15 VIDEO IN
Q973
1H/2H
59 55 52
DL
BUFFER
17 PB C
2 FSC
AMP 63 Q975,976 Q970
6 3 1 5 1 5 0 8 9
DET
4.43
LPF SW BELL 21
FILTER
CTL
DL
16
EQ
Q974
BUFFER 11 REC C
27 C SYNC
10 CLP
13 PB RF
Q202 Q202
BUFFER
IC200 ^£ REC
400mVp-p
B REC
H
VXO2 69
APC
IC200 ^£ PB
X200
4.43MHz
70
240mVp-p
H
65
VCO 62
60
SLD
IC200 ^ª
4.43MHz 480mVp-p
m
c o
.
3-4
2
8 9 9
EXCEPT
EE MODEL
CN500
V OUT
LINE 1
19
OUT
CNJ500
10:EE/40:EE
VIDEO
MODEL ONLY
TO
OUT
MOD V TU701 6 TUNER
BLOCK
(SEE PAGE 3-6)
CNJ501
30:EE
VIDEO
MODEL ONLY
OUT
CN570
V OUT LINE 3
19
OUT
EXCEPT
10/20/30:EE/
(1/3) 40:EE,EG/X40
MODEL
Q660
OSD V OUT 52 BUFFER BUFFER
2 4 9 8 2 9 9
26 SECAM DET IC162 60
TO/ FROM
Q972
SYSCON
BLOCK
1 SW IC162 67
SECAM ON
(SEE PAGE 3-5)
B ONLY