Sony RMT-V267B, Service Manual

Page: 31 / 91

SLV-999HF/M11HF/M91HF
3-2. VIDEO BLOCK DIAGRAM
BOARD
JK-172
VIDEO
MA-360 BOARD
1
CNJ491
CN491
L2 V
1
CN303
FROM
TUNER
BLOCK
CLP
CLP
CLP
32
35
37
39
31
DRUM
VIDEO
HEAD
SP
CH1
SP
CH2
EP
CH1
EP
CH2
CN260
16
19
24
21
5 PB
PB
PB
PB
17
22
REC
REC
COMP
AGC
DET
13
L270
SW5V
2
3
CN270
CHECK
PIN
PB RF
RF SWP
10
7
6
9
8
13
12
11
IC260
VIDEO REC/PB AMP
IC201
Y/C PROCESSOR
VIDEO
AGC
SYNC
SEP
28
Y/C
MIX
R
P
R
P
LPF
1H
DL
Q203
BUFFER
2
KIL
C
LPF P
R
P
R
ACC
AMP
N
S
P
R
16
7
REC Y RF
FM
AGC
DEM
BPF1
DL
EQ
55
1H/2H
DL
52 59
53 61
MAIN
EMPH.
FM
MOD
REC
EQ
VXO1
(1/2)
C SYNC IC161 82
RF ENV IC161 60
ENV SW IC161 22
HA SWP IC161 92
RF SWP IC161 1
FROM/TO
SYSCON
BLOCK
7
9
PB RF
REC RF
TO
TUNER
BLOCK
LINE 2
IN
RCJ561
LINE 1
IN
VIDEO
RCJ561
LINE
OUT
VIDEO
AGC
ATF
11
10
REC H
REC C
HA
CONT
ENV
DET
6
2
3
4
P
R
PIC
CONT
CHARA
INS
FBC 1/2
6dB
AMP
R
P
R
P
YNR
29
KIL
B.D
23
24
43 46 47
CLP 41
INV
63
50 CLK IN
AMP
LPF
R P
BPF2
MAIN
COMV.
BACK UP
AMP
SUB
BPF SUB
COMV.
1
FM
AGC
4
SQPB
EQ
PB
EQ
6 8 AMP
Q201
SUB
LPF
R
P
Q202
CLP 10 17
95
N.L
EMPH.
DETAIL
ENH
REC H
REC CUR ADJ
TRICK H
REC C
16
99
PB
BGA-B
REC
BGA
PB
BGA-A
B
PA
REC
APC
67
66
VCO
65
62
60
SLD
X201
3.579545MHz
RF SWP
RF ENV
ENV SW
HA SWP
C SYNC
98
RW SWP
97
HA SWP
96
C ROT
C ROT IC161 93
RF VIDEO TU701 5
DATA 10
CLK
9
Y IN
18
C IN 20
Y OUT 4
IC570
ARC
25
Q VD
Q VD IC161 4
BLOCK
FROM
SYSCON
I2C CLK IC161 38
I2C DATA IC161 36
DE
EMPH
12 REC CUR ADJ
1 TRICK H
VD-29 BOARD
Q505
BUFFER
IC500
OSD
10 VCO I
V IN 3
13 V SYNC
12 H SYNC
25
8 DET
IC501
AFC
EXS 8
XS 9
X500
14.318MHz
24 CS
22 S CLK
23 S IN
11 VCO O
11 V SYNC
VIDEO 2
YOUT
16 SI
VIDEO 26
VD 5
HD 9
WAVE
SHAPER
Q873,874
VIDEO
AMP
Q871,872 Q875
BUFFER
SYNC
DET/SET
31
IC871
H SYNC 28
V SYNC 29
30
17 SO
15 SCK
32 IRQ
19 RESET
Q502
BUFFER
Q503
BUFFER
Q561
TU VIDEO
TU701 28
BLOCK
FROM/TO
MODE
CONTROL
1
3
2
7
IC261
VIDEO AMP
4
CN304
L LINK IC161 8
AV LINK VIDEO
LR-15 BOARD
CN006
FROM
SYSCON
BLOCK
M91HF ONLY
21 20
10
6
VIDEO IN
CN262
CN261
MEDIA VIDEO
10
6
CN502
CN501
X500
500kHz
X871
8MHz
4
12
CN261
VIDEO OUT
12
CN501
3
2
CN502
4
3
2
CN262
7
8
CN501
2
3
5
4
7
8
2
3
5
4
CN261
V SET CS IC460 40
SYS RESET IC460 77
SI0 IC460 11
P CONT M12 IC460 78
H DET IC460 3
SO0 IC460 12
SCK IC460 10
CG CS IC460 27
CG V IC460 80
SERIAL
DECODER
(SEE PAGE 4-5,7)
(SEE PAGE 3-8)
(SEE PAGE 4-24)
(SEE PAGE 3-6)
(SEE PAGE 3-6)
(SEE PAGE 4-31)
(SEE PAGE 3-8)
(SEE PAGE 3-7)
(SEE PAGE 3-6)
IC260 4 REC/PB
30 Hz
3.7 Vp-p
IC260
5
REC/PB
H
3.4 Vp-p
3
IC260
7
PB
V
0.3 Vp-p
IC260 9 REC
16.6 msec
0.15 Vp-p
IC260 !º REC
0.45 Vp-p
16.6 msec
IC201
#™
REC
1 Vp-p
IC201 ^£ REC
H
0.3 Vp-p
IC201 ^£ PB
H
0.25 Vp-p
IC201 ^¶ REC
3.579545 MHz
0.45 Vp-p
IC201 ^¶ PB
3.579545 MHz
0.4 Vp-p
IC201 2 REC
0.44 Vp-p
IC500
3
REC
2.2 Vp-p
IC500 3 PB
2.2 Vp-p
IC500 @∞ REC
IC500 @∞ PB
2.2 Vp-p 2.2 Vp-p
H
IC500 8 REC/PB
5.1 Vp-p
14.31818 MHz
IC501 5 REC/PB
3.6 Vp-p
V
IC501
9
REC/PB
3.6 Vp-p
H
IC501 !¡ REC/PB
1.5 Vp-p
2
µ
sec
IC871
@§
REC
1.8 Vp-p
H
H
H
H
IC871 #º REC/PB
4.8 Vp-p 8 MHz
H
H
3-3 3-4