SLV-KS1 - Sony VCR Service Manual (repair manual). Page 12

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SLV-KS1
MA-370 BOARD (1/3) 
CLP
32
37
31
DRUM
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
2
3
CN270
CHECK
PIN
PB RF
RF SWP
8
7
9
11
10
6
IC260
VIDEO REC/PB AMP
IC201
Y/C PROCESS
CCD DELAY
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
05
7
REC_FM_OUT
FM
AGC
DEM
BPF1
DL
EQ
55
1H/2H
DL
52
59
53
61
MAIN
EMPH.
FM
MOD
REC
EQ
VXO1
(1/2)
RF ENV
IC160
8
ENV SW
IC160 17
HA SWP
IC160 16
RF SWP
IC160 18
FROM/TO
SYSCON
BLOCK
7
9
PB_OUT
REC_Y_IN
BUFFER
Q500
AGC
ATF
11
10
REC/MUTE/PB
REC_C_IN
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
CCD_CLOCK_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
BUFFER
Q201
SUB
LPF
R
P
Q202
CLP
10
17
95
N.L
EMPH.
DETAIL
ENH
REC_H_OUT
REC _CURRENT_CTL
TRICK_H_OUT
REC_C OUT
16
99
PB
BGA-B
REC
BGA
PB
BGA-A
B
PA
REC
APC
67
66
VCO
65
62
60
25
SLD
X201
3.579545MHz
SW30
ENVDET_OUT
COMP_OUT
HA (EP/SP)
H_SYNC
98
RF_PULSE_IN
96
C ROT PULSE IN
SERIAL
DECODER
20
21
C ROT
IC160 15
I2C CLK
IC160 71
I2C DATA
IC160 72
Q VD
IC160 13
Q502
BUFFER
OSD V IN
50
C VIDEO IN
56
52
OSD V OUT
IC160
(1/3)
BUFFER
Q561
DE
EMPH
12
REC_CURRENT_ADJ2
1
TRICK. H
OSD
VIDEO
J562 (1/4)
LINE
IN
J562 (2/4)
LINE
OUT
VIDEO
(SEE PAGE 3-5)
(SEE PAGE 4-7,9,13)
IC160 
t;
  REC
2.2Vp-p (H)
IC160 
t;
  PB
2.3Vp-p (H)
(H)
IC160 
ts
  PB
2.3Vp-p
2.2Vp-p (H)
IC160 
ts
   REC
(H)
IC160 
th
2.0Vp-p
REC/PB
IC260 
9
 REC
170mVp-p
IC260 
qj
 REC
3.8Vp-p
IC260 
4
 REC/PB
3.6Vp-p (V)
IC260 
5
 REC/PB
3.5Vp-p (H)
IC260 
7
 PB
0.6Vp-p (V)
IC260 
0
 REC
380mVp-p (H)
IC201 
wk
 REC/PB
(H)
4.2Vp-p
IC201 
wl
 REC
2.1Vp-p (H)
IC201 
wd
 PB
0.5Vp-p (H)
IC201 
wl
 PB
2.3Vp-p
(H)
IC201 
ej
 REC
1.0Vp-p (H)
IC201 
yj
 REC/PB
460mVp-p (3.579545MHz)
IC201 
1
 PB
0.6Vp-p (V)
IC201 
2
 REC
380mVp-p (H)
IC201 
7
 REC
360mVp-p
IC201 
ok
1.6Vp-p (30Hz)
REC/PB
QV/QH_INS
3-3
3-4
3-2. VIDEO  BLOCK  DIAGRAM
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