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IC3001 VIDEO/AUDIO PROCESS IC-DETAIL BLOCK DIAGRAM
21
20
19
18
17
16
VCC
22
VREG
TUNER
LINE2
23
AGC
LINE1
REC
24
AGC DET
COLOR
PB
KILLER
ARTIFICIAL
Y/C MIX
25
V/H SYNC MIX
SW
CLAMP
GCA
DETECTOR
26
GAIN
27
LPF
CLAMP
CTL AMP
28
GND
ON
YNR
29
OFF
DOC SW
CLAMP
30
HPF
LIMITER
ANR
31
REC
PB
32
HPF
33
34
REC RF
MAIN
FM
W/D
35
EQUALIZER
MODULATOR
CLIP
EMPHASIS
36
37
REC
RF
38
AGC
629KHz
DOP
ENVE
PB
AGC
TRAP
DETECTOR
DETECTOR
39
DET
AT ENVE
REC
DETEC-
AMP
40
TOR
PEAKING BPF
/GAIN CTL AMP
41
Y/C
MIX
REC-ON
8MHz
PHASE
42
GND
TRAP
COMPENSATOR
VCC
43
44
45
46
47
48
REC VIDEO SIGNAL
15
14
12
11
10
9
8
13
COMPOSITE
REC
BURST
3.58MHz
ATT
UP/DOWN
BPF
COMPONENT
PB
COMPONENT
COMPOSITE
PB
4.8MHz
ACC DET
TRAP
REC
ACC
SYNC
SEPARATION
PB
REC
CONV
REC
REC
DELAY
LPF
GCA
GCA
DET
PB
PB
CCD
LPF
REC
MAIN
CONV
PB
NON LINEAR
DE-EMPHASIS
NON LINEAR
+
LIMITER
EMPHASIS
RF IN
SP
REC
CLAMP
PB
LP/SLP
MAIN
DE-EMPHASIS
629kHz
COLOR
REC
KILLER SW
AMP
LPF
DOUBLE
FM
LPF
LIMITER
DEMODULATOR
VHS
S-VHS
ROTARY
SW
49
50
52
53
54
55
56
51
PB VIDEO SIGNAL
REC AUDIO SIGNAL
PB AUDIO SIGNAL
7
6
5
4
3
2
1
VCC
CNR
2
I C BUS
CHROMA
PHASE
COMPEN-
SATOR
2FSC
X2
BPF
PB
REC
FSC
SUB
1/40
AFC
CONV
1/4
SIDE LOCK
REC
MAIN
LPF
-1
+
PB
VCO
ROTARY
1/4
PB
FREQUENCY
REC
DET
REC
4 PHASE
LPF
SELECT
APC
PB
COLOR
KILLER
DETECTOR
PB
MUTE
SUB LPF
LINE
PB
REC
AGC
DET
SP
fH
+
TRAP
LP/SLP
REC
PB
REC
SP/LP-ON
AMP
PB AMP
REC-ON
REC
REC-ON
SLP-
-OFF
GND
ON
57
58
59
60
61
62
63
84
83
82
VXO
81
80
REC
79
PB
78
77
GND
76
75
GND
74
73
1/2
72
VCC
TUNER
71
70
LINE
69
AMP
VCC
68
67
LP/SLP
-ON
66
65
REC-ON
64
VV-1302/PV-C1322/PV-C1322W/PV-C1342
/PV-C1352W/PV-C2022/PV-C2032W
IC3001 DETAIL BLOCK DIAGRAM
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