Video Block Diagram - Sony SLV-E830B Service Manual

SLV-E830B/E830NP/E830VC1/E830VC2

3-2. VIDEO BLOCK DIAGRAM

MA-316 BOARD
(SEE PAGE 4-11, 17, 23)
(SEE PAGE 4-31)
FR-128
BOARD
(FRONT) J480
CN480 CN161
L2 V
VIDEO
5 5
LINE2 IN
TU701 18
FROM/TO TU V
TUNER TU702 32
IC540
BLOCK
RFU750 2 MOD V
(SEE PAGE 3-11, 12)
V IN 20 12 CLP
19
V OUT
CN570
8 8
C+ DET CLP
DECODER/
I 16
LINE 3
R 15 6 CLP
G 11
B 7 4 CLP
Q540
7
-6dB
10
R 15
CN500 G 11
B 7
LINE 1
(TV) I 16
V IN 20
V OUT 19
AV CONT 8
5 IC820 7
FOLLOW TV
3 PROCESSOR 1
Q501,502
AV
CONT.
RP-231 BOARD
DRUM
VIDEO CN260 PB
IC260
HEAD
3 3
VIDEO REC/PB AMP
SP
2
CH1
4 SW7 SW3 SW3
PB
5
7
SP 6
CH2
8 SW8 SW4 HPF
PB
5 13
EP
14
CH1
6 SW10 SW6
COMP
PB
1 11
EP
10
CH2
2 SW9 SW5
IC260 4 REC REC
REC
4
IDEL
SW1
REC
VCA
0.2µsec/div 12
0.1V/div
SW2
CN261
PB RF
1
RF SWP
CHECK 2
PIN AV ADJ
5
CN261 1 PB
IC260 @• REC
0.1V/div
0.1µsec/div
2mV/Div
0.2µsec/div
CN261 2 REC/PB
FROM/TO
SYSCON
BLOCK
5Vp-p (SEE PAGE 3-6)
25Hz
16
IC201 #∞ REC
IC201 (1/2)
Y/C PROCESSOR
Y/C 1
28
CLP
Y/C 2
VIDEO
30 CLP 34 35
AGC
Y/C 3
32 CLP
C+ VIDEO/ I/O SEL
6
5
4 SW1 6dB
SUNC
37
SEP
3 2
2
IC201 #¶ REC/PB
1
Q510
3
6dB 4.2Vp-p
SW2 H
2
66 C ROT
16 BUFFER
1
4
IC201 !∞ REC
3 SW3 6dB
2 15
1
SCL 11
SDA 9
IC201 !∞ PB
0.1µsec/div
0.2V/div
Q820,821
BUFFER FOLLOW TV IC160 57
R
FROM/TO
SYSCON P
C+ DET IC160 17
BLOCK
(SEE PAGE 3-6)
AV CONT IC160 16
PB Y/C
15
SW5V
L263
29
16
L262
CN272 CN272 CN306
ENV
26 7 7
DET
RF SWP
17 6 6
DATA
19 5 5
CLOCK
20 4 4
C SYNC
18 3 3
CN271 CN271 CN305
C ROT
21 15 15
Q260
PB RF
22 BUFFER 13 13
Q201
REC RF
28 11 11 BUFFER
CN272 CN306
AV ADJ
8 8
IC160 56 AV ADJ
IC160 66 C SYNC
IC160 81 CLOCK (SSB)
IC160 80 DATA (SSB)
IC160 1 RF SWP
IC160 60 RF ENV
CN164 13 SDA
CN164 14 SCL
IC850
D5V
VPS/PDC DECODER
VDDA 20
5 SDA
VDDD 19
4 SCL Q850
CN164 31 PDC DAV 9 DAVN CVBS 17 BUFFER
3-3
Q662
BUFFER
IC201 #• REC
Q663
2.4Vp-p
1Vp-p
H
H
33 SW5V
IC660 @∞ REC/PB
L204
Y VCC 36
C VCC 47
2.4Vp-p
H
L206
Q664
R QH/QV VIDEO
38 BUFFER
INS AMP
P
IC660 8 REC/PB
X660
17.73MHz
17.73MHz 5.5Vp-p
R CLP 40
Y/C
MIX
P Q209
R
1H
SEP Y NR 42 5 7 BUFFER
DL
P
P R
NT 43 12 CLK 10
IC202 (1/2)
75mVp-p
H
IC202
50 1
R
DL 1H
48 3
BPF
EQ DL
R P
ACC MAIN
AMP COMV.
P
C Q208
LPF
R DE
25
EMPH.
P
S
FM
SEQ Q1352 DEM
N AGC
S
17 BUFFER 20
N
PB IC201 $• REC
KIL IC201 @∞ REC
EQ
TRAP
16 14
440mVp-p
H
H
REC RF REC FM DE
18
EQ MOD EMPH.
IC201 !¢ REC
C
TRAP
0.42Vp-p
H
SW5V
Q972
1
CTL
Q974
SYNC
REC C R GATE
2.2M REC 1.1M 1.1M
9 9 BUFFER 11
TRAP MUTE BELL BPF P
1.1M
X2
A BELL
PB RF
AGC
11 11 LPF 13
AMP
C SYNC
7 7 27 C SYNC IC970
CN307 CN970
SECAM
PROCESSOR
B MODEL ONLY
QVD IC160 4
Q660,661
SECAM
SECAM MIX IC160 71
MIX
PW CONT 1 CN600 11
CN164 21
IC661
AFC
IC660
2 VIDEO
OSD
DET 8 H DET CN164 10
FROM/TO
25 V OUT SYSCON
BLOCK
VCO I 10
H SUNC 12 9 HD (SEE PAGE 3-6)
3 V IN X661
V SYNC 13
5 VD
VCO O 11
8
EXS
V SYNC 11 CG V CN164 30
9 XS
S IN 23 OSD S CN164 26
S CLK 22 OSD SCLK Q613
CS 24 OSD CS CN164 18
45
FSC
46
BPF
(2/2)
Q210 R SW5V
P
13 BUFFER 52
L206
R R,A
VXO1 56
P B
26 CLP 55
VXO2 60 X201
Q211
BUFFER
59
58
0.34Vp-p
ACK OUT 62
SECAM DET 65
SE-69 BOARD
(SEE PAGE 4-33)
CN970
SECAM ON
3
FSC
SCL 2 4
SECAM VIDEO
15 2
4.3M 4.3M R
LIM
R A BELL BPF P
1/4
P
Q973
PB C
4.3M PB 2.2M
BUFFER 6
17
BELL MUTE TRAP
2.2M
X2
BPF
SYNC
GATE Q975,976
Q970
R 4.3M PB 3V
21 SWITCH 5
P BELL
SECAM DET
SECAM
26 1
DET
B MODEL ONLY
3-4
IC201 $∞ PB
470mVp-p
H
IC201 ^º REC/PB
4.43MHz 0.6Vp-p
NT JUGE IC160 13
MESECAM IC160 14
CN307
3 SECAM ON IC160 26
FROM
SYSCON
BLOCK
(SEE PAGE
4
3-6)
2
6
5
1 SECAM DET IC160 12