Y/C/Audio/Ccd/Head Amp Schematic Diagram - JVC TV-13142 Service Manual

[ SYSCON PWB(Y/C/AUDIO/CCD/HEAD AMP) CIRCUIT DIAGRAM ]
A B
8
7
FROM/TO POWER
P.CON+5V
GND
W858
NC
6
FROM/TO CYL/MOTOR
CP4001
TOC-C09X-A1
9 GND
8 GND
7 GND
6 SP-CH1 (R)
5 SP COM
5
4 SP-CH2 (L)
3 EP/LP-CH1 (R)
2 EP/LP COM
1 EP/LP-CH2 (L) L4001
P.CON+5V
22uH
0305
4
TU_AUDIO
R4004
P.CON+5V
15 1/4W
FRONT_AUDIO
C4012_1
6.3V 22 MH7
3
FROM/TO A/C HEAD
P.CON+5V
CP4002 5.2
SW
IMSA-9604S-06Z14
V.REC_ST_H 0
Q4003
6 AUDIO PB
KRA103RTK
5 AUDIO REC 5.3
CTL+
4 CTL+
CTL-
3 CTL- 6
R4001
2 AE HEAD(-) 5
560
1 AE HEAD(+) 4
2
0
AUDIO
R4002
5
PB SW
0.7
Q4001
10K
KTC3198
0
0
AUDIO
R4003
PB SW
FROM/TO F/E HEAD
Q4002
0.7
10K
CP4003 TMC-T02X-E1 KTC3198
0
GND
2 FE HEAD(GND)
HOT
1 FE HEAD(HOT)
1
CAUTION: DIGITAL TRANSISTOR
A B
No.51810
All manuals and user guides at all-guides.com
TV-13142
TV-13142W
C D

Y/C/AUDIO/CCD/HEAD AMP SCHEMATIC DIAGRAM

0.5 2.8 0 0 0 4.8 4.8 4.8 5.0
60 59 58 57 56 55 54 53 52 51
C4016 COMP OUT
2.2 ENV AUDIO C-ROT C-GND C-VCC
SERAIL
KILL DET MUTE RF-SW
0.068 B DET HA SW IN DECODER
0
HA
GND
C4019
4.0
CHROMA
DET
0.047 F
C4015
1.8
ACC
DET
0.047 F
0.7
P
0.7
R
P R
H 3.58M
0.7
BPF2
P L
Main B-UP
5.0 C-LPF
CONV AMP
HA VCC
R4064
1.7
6.8K +
R4012_1
1.8
4.21M
820 BPF
0
HA
PRE GND Sub
CONV
2.0
DETAIL
P H
L
2.0
R
2.0
P
0
A-GND
R4052
R4007 C4020
8.2K 2.2
1
2 ALC R LINE
39K 1/4W 0.1 F LPF
3
P AMP
4.9
A-VCC
R4006 ALC
2.3
DET VREF
NC
47K 1/4W
C4023_1 REC
0 MUTE
PB,EE AMP
PB,EE
6.3V 22 MH7 EQ
REC:LP<EP
R4053 C4021 AMP
2.0
PB:EP
SP,LP
Vref
6.8K 0.1 F 2.3V
Y/C/A/CCD/H.AMP 1 2 3 4 5 6 7 8 9 10
2.2 2.2 2.3 2.2 2.2 2.5 2.3 2.2 2.3
IC4001
LA71201M-MPB
R4021
22K
C4033
COIL,BIAS OSC
T4001
R4019 820P B
1626009 BIAS CTL
Q4005 4
1 330K
2SA1015Y
L4003 C4025_1
C4029
2
0 5.2
100uH
6.3V 220 KA
3 0305 0.01 F
5.2
R4011
BUFFER
0
BIAS OSC Q4011
22K
Q4006 2SC2412K
0
2SC2120Y 4.9
0
0.6
R4056
R4059
10M
0
C4010_1
10M
6.3V 47 MH7
NOTE:
THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
C D
2-13
TV-13142
TV-13142W
E F
(SYSCON PCB)
BUFFER
Q4012
2SC2412K
R4041 5.0
4.0
1.8K
3.4
C4058_1
W818
6.3V 47 MH7
C4059
0.1 F
R4038 C4061
2
680K 0.01 F
NC
1.9 2.6 4.0 3.3 3.3 2.3 5.0 5.0 0 2.2 0.8
50 49 48 47 46 45 44 43 42 41
ALWAYS VDD 4Fsc CLOCK
0 BUFFER
320FH 5V VSS Q4010
VX01 SLD PLL
B
VCO
2SA1037AK
1.7
P R TIMMING OUT
1.7
OUT
REC PB REC 0
APC APC AFC DRIVER AUTO-BIAS
0 2.3
VSS
R4034
3.0
CCD CLAMP
BEFORE
IN
R P BGA 68K
BGA 2.8 C4048_1
AFTER
CNC
16V 10 MH7
BGA
C4052_1
R P VCA 3.1
PB VCA
AMP 50V 4.7 MH7
C4049_1
3.1
CLAMP
R4062 3.3M
B.D
16V 10 MH7
2.6
P
VCP
C4053
3.58M C4057
ACC 2.0
50V 4.7 KA
AMP BPF1
P P R 1
2
50V KA 1
3
C4054
PB-C 4.0
ACC REG
DET 4V
VIDEO
0.1 F
AGC C4047_1
YNR/COMB
2.0
NC
D4001
P R R 16V 10 KA
P
C4050
1/2 BAL 2.3
R
CLAMP N.L.
FBC TC1
ENH DEEM PB-C R4048
P
50V 0.22 KA
Y-LPF 2.3
R
NL NL Y/C
NC1 68 1/4W
P
EMPHA EMPHA R MIX
R
P 1.6 R4060 1.5M
AGC
FM
TC2
MOD C4051_1
R4032 R1025
2.9
R-EQ
NORMAL QV/QH 6DB
TEST
DOUBBLE FM SUB 10V 33 MH7
100 1/4W 100
LIM DEM LPF
3.6
SYNC
SEP
REC
MAIN
FM-EQ 0
DE-EM V.SYNC
SEP
4.9
FM PB
S-EQ
P R AGC FM EQ P R P R Y-VCC
VHS SOPB
C4046 5.0
2.8
BUFFER
0
50V 3.3 KA
Q4009
PHASE PHASE MAIN 1.8
AUTO FM 2SA1037AK
EQ EQ EMPHA S B
BIAS AGC 5.0
Y-GND
fo-ADJ Q-ADJ FIL FIL DET
11 12 13 14 15 16 17 18 19 20
2.4 5.0 1.0 1.0 1.7 1.4 0 0 1.5 0.1 2.2
NC
3
2.8
R4029
NC 0.7
V.ENV
47K 1/4W
TP4001 0
SYNC IN
Q4007
2SC2412K
R4037
W837
390
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
E F
2-14
G H
8
7
FROM/TO I/O
FRONT_AUDIO
FRONT_VIDEO
Y/C_AUDIO
Y/C_VIDEO
6
FROM/TO MICON
Y/C_CLK
Y/C_DATA
Y/C_CS
V.REC_ST_H
C_ROTARY
VCR_A_MUTE
DUMMY_V.SYNC
CTL-
CTL+
R4035
H.AMP_SW1
100K COMP
5
ENV_DET
H.SW
SD_VIDEO
SD_SYNC
TU_VIDEO
FRONT_VIDEO
MTZJ6.8B
L4009
P.CON+5V
100uH
4
0305
1
Y/C_VIDEO
SD_VIDEO
DUMMY_V.SYNC
L4004
P.CON+5V
FROM/TO CHROMA/IF
22uH
0305
TU_VIDEO
TU_AUDIO
SD_VIDEO
3
Y/C_AUDIO
VD
R4026 C4043
SD_SYNC
39K 0.1 F
PLAYBACK COLOR SIGNAL
2
PLAYBACK LUMINANCE SIGNAL
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
RECORD LUMINANCE SIGNAL
RECORD COLOR SIGNAL
PCB800
VMA213
1
G H
No.51810