JVC HR-S3902US Service Manual page 51

FILTER
9 61 62 63 64 65 66 67
KILLER
OUT
DOWN
CVCO
CONV
ACC ACC REC
DISCRI
AFC
SW DET
2fsc
SW30
P
CLPF2 CLPF1
R
SW33
+
4PHASE
R P
R P
MAIN
+ MAIN
CONV2
SW29 CONV1
SW31 SW32
P R R P
L-DET
4.43PAL
C
P
MPAL CONV.
DELAY
SW28
DELAY
R
5
P
R
SQPB
S-DET
G-EQ
DO DET
DLIM
8
VIDEO AGC DEMO
P
SW16
SUB LPF
ATT ATT
ATT ATT
-10dB
-10dB -10dB -4dB
ATT
-6dB
21 20 19 18 17 16 15 14
WF2
WF1
4-30
NOT
USED
68 69 70 71 72 73 74 75
CLK DATA
X-TAL
CR DET
VCO/OSC
PB REC CCD
KILLER
APC
APC CONT
APC
SW
MESECAM
DET
SW35
SW36
L-SECAM
C-ACC:ON
CHROMA MIX LEVEL
C.K
ADJUST
ACC
L-SECAM
C-ACC:THROUGH
REC :ON
SW39
TRAP
LPF
SW37 L-SECAM
P
FH HPF
CTL TRAP
+
MUTE
SW34
L-SECAM
R
REC
SW40
TRAP :OFF
REC TRAP
2MLPF
HiFi TRAP
SW38
P
SW25
SD
ACC
57 PIN
HPF
3.3k ADD
R
SD
C
INT
SQPB SW8
DL
SW12
P
EXT
SW9
SQPB
R
P-EQ
LPF
629 REC
FM AGC
TRAP FILTER FILTER
DET
FM MOD
FO/DEV ADJ
SW11
P
MAIN EMPHASIS
CARRIER OFFSET
R
W.C/D.C
SW10
REC FBC+ALC
PB AGC+APL
R
SW13
P
MAIN
DE EMPHASIS
BAND
GAP
12 11 10 9 8 7
SW Q1
TP106
WF6
PB. FM
TP111
D. FF
EQ
NOT
USED
WF7
76 77 78 80
A-MUTE D.FF
B-Y INVERT
TANK
HPF ENVDET
B.E DET DET
SP2
SP2
SW44
SW42
CH2
CH1
SP1
SW45
SP1
REC
VC
SW46
SW41
EXT
SP
INT
SP2
SP
SP2
SW47
SW43
EXT CH2
CH1
SP1
SW48
SP1
SW49
IC1
( VIDEO & AUDIO
SIGNAL PROCESSOR )
TO
FMA/DEMOD
Fsc
TO
SYSCON
D. FF
TO
81
SYSCON
NOT
USED
VIDEO_ENV
82
83
85
86
87
WF8
89
90
91
U.DRUM
CN1
8
6
7
5
6
4
5
4
3
3
2
2
1
1
VIDEO
HEAD
8
SP CH2
7
SP CH1
6
5
4
LP/EP_CH2
3
LP/EP_CH1
2
1