Standard Schematic Diagrams; Main Amplifier Section - JVC KD-S747 Schematic Diagrams

Standard schematic diagrams

Main amplifier section

5
J1
L1
QNB0100-002
4.7
C1
5P
C3
C2
0.047
C39
1000P
C36
7P
C38
1000P
TB2118F-X
IC31
C35 C37
10P
10P
Q4
2SB709A/R/-X
C40
10/16
R37 2.2K
R36 2.2K
R35 2.2K
R34
2.2K
4
C46 0.01
C47 0.01
R43 R44
470 220
C32 C50
47P 100P
R32
UN2211-X
6.2K
C33
C34 10
47/6.3
0.047
R31
Q31
C31
100/10
UN2211-X
PLLDI
PLLCL
PLLDA
R52
PLLCE
0
R51
0 R54
10K
CD.R
A-GND
Q52
CD.L 2SD601A/R/-X
C53
9V
PSW
0.1
SW1
SW2
LM
C51
MSW
0.47/50
R53
CDON
10K
CD-RW
3
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
RST
SW5V
CD8V
CDON
MUTE
2
CN701
VMC0334-001
DETACH
VOLDA
ILL10V
VOLCL
ACC5V
REMOCON
ENC1 ENC1
ENC2
LCDCL
BUCK
LCDDA
CCE
LCDCE
RST
KEY0
KEY1
BUS0
KEY2
BUS1
BUS2
BUS3
C715 C714
0.1 CD-RW
0.1
1
C716
0.022
A
C94 1/50 R91 10K
C84 1/50 R81 10K
2SD601A/R/-X Q73
Q74 2SD601A/R/-X
C10
1/50
C82
Q1 0.001 Q2
UN2211-X 2SD601A/R/-X
C92
0.001
C78
C7
0.1
10P
Q72
UN2111-X
Q3
Q71
UN2111-X
UN2111-X
R5 R77
10
47k C75
Q5 560P
C74
2SB624/4/-X C79
47/6.3
0.1
0.01
C73
R8
C76
0.022
47K
C72
47P
C77
2.2/50
Q6
IC71
C71
SAA6579T-X
82P
D241
R248 RB160M-30-X R244
220 12K
R56 C242
0.047
47K
Q241
2SD601A/R/-X
R11
C54
10K
R58
0.01
47K
R55
2.2K
Q53
Q7 C243
UN2211-X 22/16
UN2211-X
SM
R732
47K
VSS
R737
1K
VDD
C713
0.047
R739 47K
R740 47K
IC701
R741 47K
UPD784215AGC204
R742 47K
R743 0
R744 0
R745 10K
0
R746
0
R747
R748 0
0
R752
R749 47K
VPP
R703 47K
47K
R701
R702 47K
R704 47K
RESET
R706
X1 10M
X701 X702
B C
KD-S747 KD-S747
Q321 Q331
2SD1781K/QR/-X 2SD1781K/QR/-X
R163
C186
1/50
2.2K
R162
22K
C185
1/50 C163
0.18
C166
0.0056
C165
C167
0.033
4.7/50
C184
1/50
C168
C183 4.7/50
1/50
IC161
TEA6320T-X
C182 C178
1/50
4.7/50
C181 C177
4.7/50
1/50
R191
10
C191
47/16 C173
0.18
C194
0.01
R245
180K
C244
Q781
1/50
UN2111-X
R246
R247
22K 47K
Q783
R891 R892 UN2111-X
47K
1K
C781
220/10
TELMUTE
C701
120P
IC703
BR24L16F-W-X
Q891
UN2211-X
C891
0.1
C771
0.047
C712
100/10
R773 10K
C711
R728 2.2K LCDCE
0.01
R727 2.2K LCDCL
R726 2.2K LCDDA
0 I/O
R725
SCK
R724 0
R751 4.7K SO
4.7K
R723 SI
RD SW5V
D904
C710 1SS355-X
0.047
TD
ACC5V
R722 10K SM
47k SQ 9V
R721
CTRL
LEVEL
R720 10K CD8V
KEY2
ILL10V
R719 10K KEY1
R718 10K KEY0
PS2
ENC2 Q901
R906
R717 10K
2SA1037AK/RS/-X
8.2K
R716
4.7K
IC702
IC-PST600M/G/-W
Q902
R715 4.7K
UN2211-X
4.7K
R714
20K
R713
C904 C905 C906
220/10 10/16
220/10
2.2K
C709
47/6.3
Tuner signal
CD signal
D E
2-2
J301 QNN0519-001
IC301
Q341
2SD1781K/QR/-X LA4743K
Q351
2SD1781K/QR/-X
C352
R167
27K R168 C332
0.33
27K
0.33
C305
C304
C301
100/16 22/16
10/16
C310 C311
0.1 0.1
C342
R177
0.33
R178 27K
27K C322
0.33
R781 R782
47K 1K
D782
C784
4.7/25
1SS355-X
C783
Q782
UN2211-X
0.082
R802
47K
R804
10K
R808
100K
R801 100K
R810
100
R806
22K
R805
100
R803 R809
47K
100K
R807
IC801
100K
HD74HC126FP-X
J801
QNZ0095-001
D901
1N5401-F64
C901
L901
2200/16
QQR1362-001
C902 0.1
C903
47/16
D902
D903
RB160M-30-X
RB160M-30-X
R902 2.2K
R903
2.2K
IC901
HA13164A
R901
1K
CN901
QNZ0112-001
R904
9.1K
C907
2.2/50
Front signal Parts are safety assurance parts.
When replacing those parts make
Rear signal
sure to use the specified one.
F
RL-
RL+
FL-
FL+
FR+
FR-
RR+
RR-
CH.L
A-GND A-GND
C801
0.01
CH.R
G H