JVC HR-S3902US Service Manual page 27

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N
TP106
PB.FM
R26
R11
TP111
OPEN
4.7k
D.FF
R25
OPEN
R2023
10k
X2
QAX0575
10k
C50
OPEN
R37
15k
A-MUTE
D.FF
DATA
CLK
X-TAL
CR DET
VCO/OSC
B-Y INVERT
CCD
REC
KILLER
CONT
APC
TANK
MESECAM
DET
NVDET
HPF
SW36
SW35
L-SECAM
C-ACC : ON
VCC
MIX LEVEL
CHROMA
DET
DET
B.E
C.K
ADJUST
ACC
L-SECAM
C-ACC:THROUGH
SP2
SP2
W44
SW42 CH2
REC
CH1
SW39
TRAP
:ON
LPF
SP1
L-SECAM
SW37
P
W45
FH HPF
SP1
CTL TRAP
REC
+
VC
MUTE
SW34
L-SECAM
W46
R
GND
SW40
REC
SW41
TRAP
:OFF
EXT
SP
REC TRAP
2MLPF
HiFi TRAP
SW38
INT
SP2
P
SP
SW25
SD
SP2
W47
57 PIN
SW43
ACC
CH2
3.3k ADD
EXT
HPF
R
CH1
SD
SP1
W48
SP1
W49
CC
INT
SW8
SQPB
DL
O ALC
P
EXT
SW9
R
P-EQ
FH
TRAP
W4
SP ON
LPF
R
P
PREAMP
REC
629
FM AGC
SW5
FILTER
FILTER
TRAP
W3
REC ON
FM MOD
DET
W2
EP ON
DET
FO/DEV ADJ
SW11
REC
P
EQ
MAIN EMPHASIS
CARRIER OFFSET
R
SW6
W.C/D.C
ND
SW10
REC FBC+ALC
PB AGC+APL
SW7
SW1
SW13
MAIN
DE EMPHASIS
BAND
GAP
Y GND
10k
12k
R1
100
6.2k
#
L1
150µ
C4
10
/25
#
C3
C1
C6
#
C7
47p
150p
0.1
C2
0.1
4p
#
Q1
DTC144WUA
#
R4
6.8k
#
R2
C5
R3
R5
1.5k
0.1
100
OPEN
R2056
C2053
C2054
C2065
100
0.0033
0.01
0.033
82
0.0047
0.022
0.082
E
4-6
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
#
#
R12
R14
R18
C37
1k
1.8k
OPEN
4p
C34
0.01
KILLER
C VCC
C GND
CCD
OUT
GND
DOWN
LCVCO
CONV
CLOCK DRIVER
PB
REC
ACC
ACC
CHROMA
DISCRI
APC
AFC
DET
SW
ACC DET
CCD BLOCK
KINSEKI
APC
2fsc
MSM7470 Series
SW
SW30
P
MODE
VCA
CONTROL
CLPF1
CLPF2
R
SW33
+
4PHASE
P
R
P
R
MAIN
+
MAIN
CONV1
CONV2
SW29
CCD
LPF
SW32
SW31
R
P
P
R
R
P
L-DET
SW51
PILOT
PILOT
B.D
ADD
ERASE
4.43PAL
C
P
MPAL CONV.
DELAY
BPF
DELAY
SW28
R
SW17
SW15
SVHS+L-SECAM
P
SECAM
DELAY
Y-LPF
N.L.
+SSEQ
SW12
R
DE-EMPH
SQPB
SQPB
SVHS+L-SECAM
SW20
R
P
SW14
S-DET
N.L.
ET LPF
DEH
EMPH
G-EQ
DO DET
HP-NC
PC
DLIM
TRAP-NC
SW18
SW52
P
C-SQUELCH
R
DEMO
VIDEO AGC
R
ATP
SW16
SUB LPF
VIDEO ALC
CLEAR
SQUE
SYNC
LCH
FEED BACK
CLAMP
SW21
R*SDECK
AGC DET
PG
R
R*SDECK
0.5Vp-p
ATT
ATT
ATT
ATT
SW22
-4dB
-10dB
-10dB
-10dB
P
R*SDECK
R*SDECK
35PinGCL
ATT
GCL
GCL
-6dB
Y VCC
D6
D5
#
C17
OPENOPEN
0.1
D4
D3
OPEN
OPEN
C15
0.1
#
C16
0.01
C8
0.01
#
#
C11
C9
C13
C14
C10
C18
1
2.2
1
1
47
0.1
/50
/50
/50
/50
/6.3
EP_SHORT[H]/FLY_REC[H]
SP_SHORT[H]/FLY_REC_ST[H]
C GND
CCD GND
R15
OPEN
Q4
OPEN
C42
OPEN
R16
R17
OPEN
OPEN
B4
R38
R20
5.6M
OPEN
C33
10
/25
B3
CCD
TAB
L4
OPEN
CCD
TAB
Y-CCD
#
L5
R19
CCD-
0.01µ
CONT
CCD
VCC
C30
C-CCD
C32
C GND
SW27
P
NP
C.K
CONV
R*L-SECAM
INT
EXT
C26
C27
SW26
10
/25
SQPB EQ
LPF
C24
0.1
SQPB
SQPB
SW19
GCL
YNR
DO
SW24
#
C23
0.1
6dBAMP
GCL
DO/REC
#
#
C21
SW23
0.01
C22
GCL
0.1
R*SDECK
R*SVHS
V-AMP
SYNC
SEP
PG
L3
C19
0.1
#
R6
#
Q2
100
#
B1
#
R7
470
Y GND
F
TO
SYSCON
CTL3
CTL2
VIDEO_ENV
D.FF
A.MUTE[H]
I2C_DATA_A/V
I2C_CLK_A/V
#
L6
10µ
Q3
OPEN
C28
OPEN
10µ
C31
47
/6.3
330p
0.1
0.01
C25
3.3
/50
TO TUNER
C20
0.1
Fsc
TO SYSCON
V.PULSE
S_DET
10µ
CTL5
SB_GAIN
Fsc
V_TO_OSD
#
B2
TO TERMINAL
GND
REAR1_V_IN
FRONT_V_IN
TU_VIDEO
TO S-SUB
REC_COLOR
CTL5
V_TO_OSD
PB_COLOR
Fsc
Y_TO_SUB
FROM_SUB_EMPH
TO_SUB_EMPH
SYNC_OUT
Y_TO_AV
V_FROM_AV
VHS[H]
GND
p10456001a_rev1
G
H

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