Sony SLV-E830B, Service Manual

Page: 29 / 129

SLV-E830B/E830NP/E830VC1/E830VC2
3-2. VIDEO BLOCK DIAGRAM
3-3 3-4
IC660
OSD
20
BOARD
FR-128
VIDEO
LINE2 IN
(FRONT)
MA-316 BOARD
5
J480
CN480
L2 V
5
CN161
19
8
16
15
11
7
15
11
7
16
20
19
8
DECODER/
LINE 3
CN570
LINE 1
(TV)
CN500
V IN
V OUT
C+ DET
I
R
G
B
R
G
B
I
V IN
V OUT
AV CONT
Q540
12 CLP
8 CLP
6 CLP
4 CLP
7
10
-6dB
1
2
3
4
1
2
3
1
2
3
4
5
6
6dB
6dB
6dB
2
16
15
SDA
SCL
SW1
SW2
SW3
IC540 C+ VIDEO/ I/O SEL
TU701 18
TU702 32
FROM/TO
TUNER
BLOCK
JS544
JS542
Q510
BUFFER
RFU750 2 MOD V
TU V
7
Q820,821
BUFFER
5
3 1
IC820
FOLLOW TV
PROCESSOR
Q501,502
AV
CONT.
FOLLOW TV
C+ DET
AV CONT
IC160 57
IC160 17
IC160 16
FROM/TO
SYSCON
BLOCK
CLP
CLP
CLP
34
32
30
28
35
RP-231 BOARD
DRUM
VIDEO
HEAD
SP
CH1
SP
CH2
EP
CH1
EP
CH2
CN260
ENV
DET
3
2
5
6
13
14
11
10
17
SW7 SW3 SW3
PB
PB
SW8 SW4
SW10 SW6
PB
PB
SW9 SW5
4
12
SW1
SW2
REC
REC
COMP
LOGIC
HPF
REC
IDEL
26
16
29
19
20
18
21
22
28
VCA
RF SWP
DATA
CLOCK
C SYNC
C ROT
PB RF
REC RF
L263
Q260
BUFFER
L262
SW5V
6
5
4
3
13
11
CN272 CN272
CN271
2
5
CN261
CHECK
PIN
PB RF
RF SWP
AV ADJ
CN271
CN272
AV ADJ
4
7
8
5
6
1
2
8
15
7
3
1
6
5
4
3
13
11
CN306
CN305
CN306
8
15
7
IC260
VIDEO REC/PB AMP
AV ADJ IC160 56
FROM/TO
SYSCON
BLOCK
C SYNC IC160 66
CLOCK (SSB) IC160 81
DATA (SSB) IC160 80
RF SWP
IC160 1
RF ENV IC160 60
Q850
BUFFER
IC850
VPS/PDC DECODER
17 CVBS
DAVN 9
19 VDDD
20 VDDA
11
Y/C 1
Y/C 2
Y/C 3
SCL 4
SDA 5
D5V
SDA CN164 13
SCL CN164 14
PDC DAV CN164 31
IC201
Y/C PROCESSOR
VIDEO
AGC
SUNC
SEP
37
Y/C
MIX
R
P
R
P
QH/QV
INS
R
P
VIDEO
AMP
33
SEP Y NR
CLP
38
40
42
43 NT
R P
5
12
1H
DL
7
10 CLK
Q209
BUFFER
IC202 (1/2)
Q664
BUFFER
C ROT 66
15
PB Y/C
PB
EQ
KIL
SEQ
C
LPF
17
14 16
Q1352
BUFFER
TRAP
20
P
R
P
R
N
S
Q201
BUFFER
ACC
AMP MAIN
COMV.
N
S
P
R
16
C
TRAP
18
REC RF
FM
AGC
DEM
P
R
BPF
DL
EQ
3
1H
DL
13
Q210
BUFFER 48
25
IC202 (2/2)
1 50
DE
EMPH.
Q208
52
26
CLP
FSC
BPF
DE
EMPH.
FM
MOD
REC
EQ
R
P
R,A
B
R
P
VXO1 56
55
60
59
VXO2
58
Q211
BUFFER
L206
SW5V
X201
46
45
62 ACK OUT
65 SECAM DET
10 VCO I
(1/2)
L206
L204
47 C VCC
36 Y VCC
SW5V
V IN 3
Q660,661
13 V SYNC
12 H SUNC
25
SECAM
MIX
VD 5
HD 9
8 DET
IC661
AFC
EXS 8
XS 9
X660
17.73MHz
24 CS
22 S CLK
23 S IN
11 VCO O
X661
11 V SYNC
VIDEO 2
V OUT
Q662
BUFFER
Q663
QVD IC160 4
FROM/TO
SYSCON
BLOCK
SECAM MIX IC160 71
PW CONT 1 CN600 11
H DET CN164 10
CG V CN164 30
OSD S CN164 26
OSD SCLK Q613
OSD CS CN164 18
Q974
BUFFER
2.2M
TRAP
LPF 13
11
C SYNC 27
REC
MUTE
1.1M
BELL
1.1M
BPF
1.1M
A BELL
X2
2.2M
BPF
X2
R
P
SYNC
GATE
1/4
AGC
AMP
R
P
4.3M
A BELL
4.3M
BELL
4.3M
BPF
PB
MUTE
R
P
LIM
SYNC
GATE
SECAM
DET
R
P
15
17
21
26
SECAM
PROCESSOR
IC970
2
1
Q973
BUFFER
SE-69 BOARD
SW5V
Q972
CTL
2.2M
TRAP
4.3M
BELL
Q975,976
SWITCH
Q970
SCL
CN307 CN970
4
2
6
5
1
4
2
6
5
1
SECAM DET
PB 3V
PB C
SECAM VIDEO
FSC
SECAM ON
REC C
CN970 CN307
11
7
PB RF
C SYNC
9
11
7
3 3
9
FROM
SYSCON
BLOCK
SECAM DET IC160 12
SECAM ON IC160 26
MESECAM IC160 14
NT JUGE IC160 13
IC201
#¶
REC/PB
4.2Vp-p
H
IC201 #∞ REC
1Vp-p
H
IC201 !∞ PB
0.1
µ
sec/div
0.2V/div
IC201
!∞
REC
75mVp-p
H
IC201
!¢
REC
0.42Vp-p
H
IC201 ^º REC/PB
0.6Vp-p 4.43MHz
IC201 $∞ PB
470mVp-p
H
IC201
#•
REC
2.4Vp-p
H
IC260
@•
REC
2mV/Div
0.2
µ
sec/div
IC201 $• REC
0.34Vp-p
H
IC260
4
REC
0.2
µ
sec/div
0.1V/div
CN261
1
PB
0.1V/div
0.1
µ
sec/div
CN261
2
REC/PB
25Hz
5Vp-p
9
B MODEL ONLY
CN164 21
B MODEL ONLY
IC201
@∞
REC
440mVp-p
H
IC660 8 REC/PB
17.73MHz 5.5Vp-p
IC660 @∞ REC/PB
2.4Vp-p
H
(SEE PAGE 4-11, 17, 23)
(SEE PAGE 4-31)
(SEE PAGE 3-11, 12)
(SEE PAGE 3-6)
(SEE PAGE 3-6)
(SEE PAGE 3-6)
(SEE PAGE
3-6)
(SEE PAGE 4-33)