Advertisement
IC3001
(AUDIO/VIDEO SIGNAL PROCESSOR)
ATT
ATT
15
-6dB
-4dB
ATT
17
-10dB
ATT
19
-10dB
ATT
21
-10dB
23
R
26
GCL
P
33
R(SVHS)
R(SVHS)
35
GCL
DO/REC
37
GCL
DO
38
LPF
40
Y-CCD
49
DELAY
51
36
L3002,
C3005
PEAKING
MAIN
12
FILTER
DE-EMPHASIS
MAIN EMPHASIS
9
CARRIER OFFSET
W.C/D.C
8
SUB
DEMO
LPF
71
X'TAL
X3001
VCO
OSCILLATOR
69
65
2FSC
C CLOCK
53
DRIVER
TO SYSTEM CONTROL
S-VHS DET
H
20
NV-HV65EC,HV60EB/EBL/EC/EP,HV55EC,HV50EC
LUMINANCE & CHROMINANCE BLOCK DIAGRAM
P
SVHS
HPF
R
SVHS
VIDEO
R
AGC
R
FEED BACK
CLAMP
ATP
VIDEO ALC
P
SVHS+L SECAM
NON-LINEAR
DE-EMPHASIS
SECAM DELAY
Y-LPF
+SSEQ
SVHS+L SECAM
R
SQPB
P
SQPB
HP-NC
Y-NOISE
PHASE
REDUCTION
TRAP-NC
COMPARATOR
NON-LINEAR
DEH
EMPHASIS
ET LPF
REC FBC+ALC
PB AGC+APL
fo/DEVIATION
FM
ADJUSTMENT
MODULATION
DLIM
G-EQ
SQPB
SQPB
FM
629MHz
P-EQ
AGC
TRAP
SQPB
DL
TO C CCD
S-VHS
DET
FIXED TO INT IN
THES MODELS BY
EXT
PIN53
2MHz
LPF
INT
ACC
CLEAR
SQUELCH
SYNC
R
P
R
P
PILOT
ADD
BPF
SQPB
B.D
EQ
PILOT
ERASE
APC SW
PB APC
MIX
KILLER
B.E
LEVEL
ADJUST
REC APC
P
R
ACC SW
NO
FREC TRAP
FREC
TRAP
ACC DET
CHROMA
L SECAM
ACC DET
L SECAM
LPF
REC
FILTER
REC
+
VCA
MUTE
R
INT
P
EXT
EXTERNAL PB LUMINANCE
SIGNAL INPUT LINE
(NOT USED IN THESE MODELS)
EXT
6dB
C-
AMP
SQUELCH
INT
V-AMP
NTSC/PAL
COLOUR
CONVERTER
KILLER
R
MAIN
R
C LPF2
CONV 2
P
P
+
C CCD
R
R
P
MAIN
CONV 1
P
4.43PAL
MPAL
CONV DELAY
+
C LPF1
CHROMA
COLOUR
ACC
KILLER
L SECAM
C-ACC:ON
fh HPF
CTL TRAP
L SECAM
THROUGH
REC TRAP/
C-
Hi-Fi TRAP
DELAY
SP2
SP2
CH2
CH1
SP1
SP1
SP
SP2
SP
SP2
CH2
CH1
SP1
SP1
29
VCA
57
55
46
CCD
45
LPF
85
P5001
SP L
6
P5001
86
SP COM
5
P5001
SP R
4
87
89
P5001
LP/EP L
3
P5001
90
LP/EP COM
2
P5001
LP/EP R
1
91
NV-HV65EC,HV60EB/EBL/EC/EP,
HV55EC,HV50EC
LUMINANCE & CHROMINANCE
BLOCK DIAGRAM
TO/FROM
DD CYLINDER
VIDEO HEAD
TO/FROM
DD CYLINDER
VIDEO HEAD
Advertisement
