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VIDEO BLOCK DIAGRAM ( 2 )
VHS(H)
a
Y
V FROM AV
b
Y
TO SUB
Y
c
SYNC_OUT
d
REC COLOR
C
e
Fsc
f
Y TO AV
Y
g
TO_SUB_EMPH
h
FROM_SUB_EMPH
i
I2C_DATA_AV
j
I2C_CLK_AV
k
IF_SEL_YV_IN
Y
l
PB COLOR
C
m
FRONT_V_IN
Y
n
TU_VIDEO
o
TO
TUNER
TU_VIDEO
TO
V.PULSE
SYSCON
SB_GAIN
CN913
I2C_CLK
p
4
I2C_DATA
q
5
VHS_V_OUT
r
7
TU_VIDEO
s
9
RF_V_OUT
t
11
IF_SEL_YV_IN
Y
u
13
CN915
REAR2_C_IN
C
v
1
VHS_C_OUT
C
w
3
VHS_Y_OUT
Y
x
4
DAC1
y
6
DAC0
8
z
DAC2
aa
9
DAC3
10
ab
40
39 37 36
35 33 31 29
CLAMP
CLAMP
CLAMP/
-6
BIAS
GCL
BG
LPF
LPF
LPF
-6
GCL
LPF
LPF
CLAMP
51
-6
52
BUF
CLAMP
53
CLAMP
BUF
BUF
55
BUF
56
BUF
BUF
CLK
DATA
1
3
4
5
7
8
9
12
NOT
USED
Cr
53
CLOCK DRIVER
CCD-
48
CONT
51
CCD BLOCK
KINSEKI
MSM7470 Series
49
Y-CCD
46
C-CCD
45
74
DATA
73
CLK
WF5
43
SW27
P
42
R*L-SECAM
EXT
INT
SW26
40
LPF
38
37
SW24
DO
GCL
35
GCL
DO/REC
SW23
34
R*SDECK
GCL
R*SVHS
33
36
25
28
31
SYNC
SEP
29
PG
Y
WF4
Y
C
Y
20
18
J902
Y/V.IN
V.GND
V.OUT
C/R
G
B
AV2 IN/DECODER
19
15
11
7
C
28
25
Q913
26
BUF
IC902
24
4
22
21
3
NOT
19
USED
2
17
15
NOT
USED
13
IC903
14
4
3
IC901
2
C
Y
Cb
Q912
BUF
NOT
L7
USED
FILTER
x1
55
57
59
58
65
63
67 69
71
72
CCD
CONT
X-TAL
2fsc
VCO/OSC
DOWN
LCVCO
CONV
ACC
PB
CHROMA
ACC
KILLER
MODE
REC
APC
ACC DET
SW
DET
DISCRI
CONTROL
AFC
APC
SW
SW30
P
SW35
VCA
CLPF2
4PHASE
CLPF1
R
+
CHROMA
C.K
R
P
SW33
ACC
R
P
SW29
CCD
C-ACC:THROUGH
LPF
MAIN
+
MAIN
CONV2
CONV1
SW34
SW31
FH HPF
CTL TRAP
P
R
P
R
P
R
SW32
SW51
R
C
REC TRAP
L-DET
DELAY
HiFi TRAP
P
NP
C.K
B.D
PILOT
PILOT
CONV
ERASE
ADD
P
C
BPF
SW28
4.43PAL
MPAL CONV.
R
DELAY
ACC
C
SW17
6dBAMP
SW15
SVHS+L-SECAM
SQPB
P
SECAM
DL
N.L.
DELAY
Y-LPF
SQPB EQ
+SSEQ
DE-EMPH
R
SQPB
VIDEO AGC
SQPB
SQPB
P-EQ
SVHS+L-SECAM
SW12
SW19
SQPB
SW16
SW20
C-SQUELCH
P
R
G-EQ
FM AGC
GCL
DO DET
DET
DLIM
SW11
SW14
ATT
ATT
ATT
ATT
P
-10dB
-10dB
-10dB
-4dB
N.L.
YNR
DEH
ET LPF
DEMO
R
EMPH
V-AMP
SUB LPF
HP-NC
PC
REC FBC+ALC
TRAP-NC
SW18
PB AGC+APL
SW52
P
R
SQUE
CLEAR
VIDEO ALC
SYNC
/ FBC
LCH
R
SW21
SW22 R*SDECK
ATP
R*SDECK
35PinGCL
ATT
MAIN
PG
AGC DET
-6dB
R*SDECK
0.5Vp-p R*SDECK
DE EMPHASIS
GCL
27
24
16
12
23
26
21
19
17
15
WF2
WF3
Y
WF1
SW
Y
Y
0
6
TERMINAL (I/O)
WF1
20
18
J901
Y/V.IN
V.GND
AV1 IN/OUT
V.OUT
C/R
G
B
19
15
11
7
REC 0.72Vp-p
0.2V/20µsec/DIV
6
6
Cr
C
7
Y
Cb
8
Y
6
Cb
6
4
7
3
Cr
8
2
1
2-45
2-46
0
3
MAIN (VIDEO/N. AUDIO)
NOT
USED
70
76
77
78
WF6
TP111
CR DET
D. FF
B-Y INVERT
80
REC
D.FF
APC
81
TANK
MESECAM
82
DET
83
HPF
ENVDET
SW36
L-SECAM
MIX LEVEL
ADJUST
DET
DET
L-SECAM
85
B.E
L-SECAM
SW39
TRAP
:ON
LPF
SP2
SP2
SW42
SW44
CH2
86
L-SECAM
SW37
CH1
SP1
TRAP
SW45
:OFF
87
SP1
+
REC
VC
MUTE
SW46
WF7
SW40
SW41
EXT
SP
2MLPF
89
INT
SP
SP2
57 PIN
EXT
SP2
SW43
SW47
3.3k ADD
90
CH2
SW38
P
CH1
INT
EXT
R
SD
SP1
SW48
SW25
SW8
91
SP1
HPF
P
SD
SW9
629
SW49
TRAP
R
REC
FILTER
20
LPF
S-DET
FM MOD
FO/DEV ADJ
MAIN EMPHASIS
CARRIER OFFSET
W.C/D.C
8
SW10
R
SW13
9
P
14
10
Q1
IC1
( VIDEO & AUDIO
SIGNAL PROCESSOR )
IC1-17
WF2
IC1-24
WF3
IC1-26
WF4
IC1-29
WF5
REC 0.5Vp-p
REC 0.38Vp-p
PB 1.7Vp-p
REC 0.66Vp-p
0.2V/20µsec/DIV
0.2V/20µsec/DIV
0.5V/20µsec/DIV
PB 0.6Vp-p
0.2V/20µsec/DIV
J7002
VHS
LINE OUT
ONLY USED FOR
S-VHS MODEL
Y
J7005
DVD
P
B
COMPONENT
OUT
P
R
TO
FMA/DEMOD
Fsc
TO
ON SCREEN
2Fsc
TO
SYSCON
C.SYNC
TO
SYSCON
D. FF
TO
SYSCON
MESECAM_DET
VIDEO_ENV
VIDEO
U.DRUM
HEAD
CN1
8
8
6
SP CH2
7
7
5
6
6
SP CH1
4
5
5
4
4
3
LP/EP_CH2
3
3
2
2
2
LP/EP_CH1
1
1
1
TO
SYSCON
S_DET
TP111
IC1-43
WF6
D.FF
WF7
IC1-86
REC/PB 0.4Vp-p
REC 1.6Vp-p
0.2V/5msec/DIV
0.5V/20µsec/DIV
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