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VIDEO/N.AUDIO BLOCK DIAGRAM
0
3
MAIN (VIDEO/N. AUDIO, TERMINAL)
TO
SYSCON
I2C_DATA_AV
I2C_CLK_AV
Fsc
TO
VPS/PDC
2Fsc
SLICER
J7105
2
FRONT
1
VIDEO IN
J7104
6
REAR1
1
VIDEO IN
J7103
6
REAR
1
VIDEO OUT
WITH REAR VIDEO INPUT MODEL
TO
TERMINAL
TU_VIDEO
RF_VIDEO
Q7106 BUF
TO
SYSCON
V_FROM_OSD
V.PULSE
S DET
SB_GAIN
V_TO_OSD
IC1
( VIDEO & AUDIO
SIGNAL PROCESSOR )
51
53
55
57
58
59
LCVCO
CLOCK DRIVER
CHROMA
ACC DET
CCD BLOCK
KINSEKI
MSM7470 Series
49
Y-CCD
CCD-
SW30
48
CONT
MODE
CONTROL
VCA
46
C-CCD
45
CCD
LPF
P
R
SW51
SW27
43
P
NP
PILOT
PILOT
C.K
B.D
CONV
ERASE
ADD
NOT
R*L-SECAM
42
P
USED
C
BPF
SW28
EXT
INT
R
41
SW26
40
SW17
39
SW15
SVHS+L-SECAM
P
SECAM
DELAY
N.L.
Y-LPF
SQPB EQ
LPF
+SSEQ
38
DE-EMPH
R
SQPB
SW20
SVHS+L-SECAM
SQPB
37
SW19
P
R
GCL
SW14
N.L.
36
YNR
DEH
ET LPF
EMPH
DO
SW24
35
GCL
6dBAMP
HP-NC
PC
DO/REC
TRAP-NC
34
SW23
SW18
GCL
C-SQUELCH
SW52
P
R
R*SDECK
R*SVHS
33
R
ATP
CLEAR
32
SQUE
VIDEO ALC
V-AMP
SYNC
LCH
FEED BACK
CLAMP
SW21
NOT
31
R*SDECK
SYNC
PG
AGC DET
USED
SEP
R*SDECK
0.5Vp-p
SW22
PG
R*SDECK
R*SDECK
35PinGCL
GCL
GCL
30
29
28
27
26
25
24
23
WF3
WF1
NOT
USED
WF2
BUF
Q2
WF1
WF2
WF3
WF4
IC1-21
IC1-26
IC1-29
REC 1.0Vp-p
REC 0.4Vp-p
PB 2.0Vp-p
0.2V/20µsec/DIV
0.2V/20µsec/DIV
0.5V/20µsec/DIV
0.2V/20µsec/DIV
TP106
PB. FM
NOT
USED
X2
X1
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
KILLER
CLK DATA
OUT
X-TAL
DOWN
CR DET
CONV
VCO/OSC
ACC
ACC
REC
PB
KILLER
REC
CCD
DISCRI
SW
DET
AFC
APC
APC
CONT
APC
2fsc
SW
MESECAM
DET
P
CLPF2
CLPF1
SW35
SW36
R
L-SECAM
C-ACC : ON
SW33
+
CHROMA
MIX LEVEL
4PHASE
C.K
B.E
ACC
ADJUST
R
P
L-SECAM
R
P
MAIN
+
C-ACC:THROUGH
MAIN
SW29
CONV2
CONV1
REC
:ON
SW39
SW31
SW32
TRAP
LPF
SW37
L-SECAM
FH HPF
P
P
R
R
P
CTL TRAP
+
REC
L-DET
MUTE
SW34
L-SECAM
R
REC
SW40
TRAP
:OFF
EXT
4.43PAL
REC TRAP
C
2MLPF
MPAL CONV.
DELAY
HiFi TRAP
SW38
DELAY
INT
P
SD
SW25
ACC
57 PIN
HPF
EXT
3.3k ADD
R
SD
C
INT
SQPB
SW8
DL
SW12
P
EXT
SW9
SQPB
SQPB
R
P-EQ
S-DET
LPF
629
REC
G-EQ
FM AGC
TRAP
FILTER
FILTER
DO DET
DLIM
DET
FM MOD
VIDEO AGC
DEMO
FO/DEV ADJ
SW11
SW16
P
MAIN EMPHASIS
SUB LPF
CARRIER OFFSET
R
W.C/D.C
SW10
REC FBC+ALC
PB AGC+APL
R
ATT
ATT
ATT
ATT
SW13
-10dB
-10dB
-10dB
-4dB
P
MAIN
DE EMPHASIS
ATT
BAND
-6dB
GAP
21
19
18
17
16
15
14
12
11
10
9
8
7
20
NOT
USED
2-27
2-28
TP111
TP106
WF5
WF8
D.FF
IC1-86
PB.FM
REC/PB 4.0Vp-p
REC 1.2Vp-p
PB 0.4Vp-p
1V/10msec/DIV
0.2V/20µsec/DIV
WF4
TP111
D. FF
TO
SYSCON
NOT
D. FF
USED
WF5
77
78
80
A-MUTE
D.FF
B-Y INVERT
81
TO
TANK
SYSCON
82
MESECAM_DET
83
VIDEO_
ENV
HPF
ENVDET
DET
DET
85
SP2
SP2
SW42
SW44
CH2
86
CH1
SP1
SW45
SP1
87
VC
CN1
SW46
6
8
WF6
SW41
7
SP
5
89
6
4
SP2
5
SP
SP2
SW43
SW47
90
4
CH2
3
3
CH1
2
SP1
SW48
2
91
SP1
1
1
SW49
79
A.MUTE
U.DRUM
VIDEO
HEAD
8
SP CH2
7
6
SP CH1
5
4
LP/EP_CH2
3
4HEAD
2
MODEL ONLY
LP/EP_CH1
1
TO
SYSCON
A.MUTE
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