SP2
SP2
SP1
SP1
CH2
CH1
SQUELCH
NTSC/PAL
CONVERTER
COLOUR
KILLER
MAIN
CONV 2
+
MAIN
CONV 1
R
P
R
P
R
P
R
P
R
P
PILOT
ADD
BPF
B.D
PILOT
ERASE
4.43PAL MPAL
CONV DELAY
C LPF1
6dB
AMP
C-
SQUELCH
V-AMP
C LPF2
VCA
C CCD
CCD
LPF
+
COLOUR
KILLER
fh HPF
CTL TRAP
CHROMA
ACC
B.E
MIX
LEVEL
ADJUST
REC TRAP/
Hi-Fi TRAP
P
R
C-
DELAY
FREC TRAP
L SECAM
L SECAM
L SECAM
C-ACC:ON
THROUGH
NO
FREC
TRAP
L SECAM
+
REC
MUTE
VCA
57
55
ATT
-6dB
ATT
-4dB
ATT
-10dB
ATT
-10dB
ATT
-10dB
VIDEO
AGC
HPF
2MHz
LPF
ACC
CLEAR
SYNC
FEED BACK
CLAMP
VIDEO ALC
NON-LINEAR
DE-EMPHASIS
SQPB
EQ
APC SW
PB APC
KILLER
REC APC
ACC SW
ACC DET
CHROMA
ACC DET
REC
FILTER
FM
MODULATION
fo/DEVIATION
ADJUSTMENT
REC FBC+ALC
PB AGC+APL
ET LPF
MAIN
DE-EMPHASIS
MAIN EMPHASIS
CARRIER OFFSET
W.C/D.C
SUB
LPF
DEMO
DLIM
G-EQ
X'TAL
VCO
OSCILLATOR
2FSC
C CLOCK
DRIVER
SQPB
DL
P-EQ
S-VHS
DET
FM
AGC
629MHz
TRAP
R
P
INT
EXT
SQPB
SQPB
TO C CCD
EXTERNAL PB LUMINANCE
SIGNAL INPUT LINE
(NOT USED IN THESE MODELS)
GCL
P
R
Y-LPF
SECAM DELAY
+SSEQ
SVHS+L SECAM
SVHS+L SECAM
R
P
SQPB
SQPB
DO/REC
DO
R(SVHS)
R(SVHS)
GCL
GCL
LPF
Y-CCD
DELAY
Y-NOISE
REDUCTION
HP-NC
TRAP-NC
PHASE
COMPARATOR
DEH
NON-LINEAR
EMPHASIS
15
17
21
23
33
35
37
38
40
49
51
36
12
9
71
69
65
53
20
8
PEAKING
FILTER
L3002,
C3005
X3001
TO
SYSTEM CONTROL
SVHS
SVHS
R
ATP
R
P
P
R
EXT
INT
FIXED TO INT IN
THES MODELS BY
PIN53
P5001
3
P5001
2
P5001
1
TO/FROM
DD CYLINDER
VIDEO HEAD
SP L
SP COM
SP R
(AUDIO/VIDEO SIGNAL PROCESSOR)
R
P
LPF
EXT
INT
TUNER VIDEO
FROM
TV DEMODULATOR
RFC VIDEO OUT
TO TUNER
TW3002
19
20
VIDEO
OUT
VIDEO
IN
JK4902
AV1(TV)
TW3004
AMP
Q4907
VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
BUFFER
Q6009
OSD
SIGNAL
PROCESS
50
59
71
72
IIC CLOCK
IIC DATA
BUFFER
Q6003
BPF
L6002,
C6006
(E)
AMP
Q6004
17
5
4
SDA
SCL
(OSD u-COM SLICER)
(A/B/C)
VCBS
S-VHS DET H
NV-MV20EG/EB/EBL,MV15EG/EP
LUMINANCE & CHROMINANCE BLOCK DIAGRAM