Standard Schematic Diagrams - JVC KD-SC800R Service Manual

Standard schematic diagrams

Main amplifier section
5
TU1
QAU0292-001
J1
L1
QNB0100-002
4.7u
C1
5p
R2
R45 1K 10K
R35 1K
C31 Q4
R31 R32
2.2/50 2SB709A/R/-X
10K
1K
C32
0.001
4
Q31
2SD601A/R/-X
C41 R41
0.12
2.7K R42
1K
C42
0.012
R33
1.5K R43
1K
Q42
2SC3661-X
9V
CD.R
A-GND
CD.L
R52
15K R54
PSW
10K
R871 BZ871
SW1 R51
1K
QAN0023-001Z 470
SW2
LM C53
MSW Q871
UN2211-X
0.1
CDON
CD-RW C871 C51
BUS0 0.1/50
3 0.47/50
BUS1
R53
BUS2 10K
BUS3
BUCK
CCE
RST
SW5V
CD8V
GND
CN701
QNZ0605-001
REMOCON
ACC5V
ILL10V
ENC1
ENC2
LCDCE
LCDDA
LCDCL
KEY2
KEY1
KEY0
LEDB
LEDR
DIM
2
C712 C711
0.1
0.1
LNJ308G81/1-3/X
LNJ308G81/1-3/X
LNJ308G81/1-3/X
ILL10V
CN702
QAM0461-001
QGA2006F1-02
R751
2.2K
C701
100p
1
A
KD-SC800R
C94 1/50 R91 10K
C84 1/50 R81 10K
C10
1/50
R3
R76 R75
0
Q2
4.7K 4.7K
2SD601A/R/-X
R4
C78
4.7K
0.1
Q72
UN2111-X
Q3
UN2111-X
Q71
UN2111-X
R5 R77
47K 100 C75
560p
Q5 C74
C79
2SB624/4/-X
0.01
47/16
0.01
C73
R8
C76
0.022
47K
C72
47p C77
2.2/50
R11 IC71
C71
10K 82p SAA6579T-X
C9
220/10
D241
RB160M-30-X
R248 R244
C242
220 12K
R56
0.047
47K
C54 R58
0.01 47K
Q7
UN2211-X
R55
Q53
2.2K
UN2211-X
R242 C243
1K 22/16
S702
QSW0451-001
R741
47K
R732
47K
R742
47K MSW
LM
RDSSCK
MONO
R744
SK/ST1
FM/AM 10K
AFCK
RDSDA
ILL
ANT.CTRL
IC701
IFCCONT
C713
0.01
UPD178078GF-598
UNLOCK
R762
DIM
10K
VDD
VSS
R709 47K
R765
R710 47K R766
SW5V R719
R760 47K
R720
R758 47K
R721
C702
0.01
Tuner signal
CD signal
B C
KD-SC800R
R322
100
R163
C186
1/50
2.2K
R323 R333
R321
2.2K
820 2.2K
R162
22K
C185
C163
1/50
0.18
C166
0.0056
C184
1/50
C165
0.033 C167
4.7/50
C183
1/50
C168
4.7/50
IC161
TEA6320T-X
C182 C177
1/50 4.7/50
C178
C181
4.7/50
1/50
R191
10
C191
47/16 C173
0.18
C194
0.01
R173
2.2K
Q781
C244 UN2111-X
1/50
R184
R194
4.7K
4.7K
D781
1SS355-X
R891 R892
47K
1K
C781
220/10
D892
D891
C721 C720
1SS355-X 1SS355-X
0.01
0.01
TEL-MUTE
C782
22/16
Q891
UN2211-X
C891
0.1
R729
47K
0.1
VPP
C715
100
RESET
R752
S703
QSQ1A11-V06Z
R728
47K
R727 10K FMEO
AMEO
C709
100/10
R726
47K OSC
C710 0.01
IFC
R725
X1
47K
R769
SD/ST
L702
0
4.7u
C708 22p
R724 X701
33p
C707
0 SW5V
QAX0406-002Z
C706
ACC5V
0.1
0.1 L701
C705
4.7u
R723
47K C704
ANT.CTRL
100/10
9V
CTRL
CD8V
S701 C703
R722 ILL10V
0.01
PS2
47K QSW0451-001 Q901
2SA1037AK/RS/-X
SW5V Q902
UN2211-X
47K R753 ILL
47K
47K
4.7K
4.7K
4.7K
R971
4.7K
Q971 R907
27K
UN2211-X
C904 C905
220/10
C971 220/10
22/16
Front signal Parts are safety assurance parts.
When replacing those parts make
Rear signal
sure to use the specified one.
D E
2-2
J301 QNN0489-001
R352
R332 R342 100
100 100
IC301
LA4743K
R343 R353
2.2K 2.2K
R351
820
C332
R167 C352
QFV61HJ-334Z 27K
27K
R168
QFV61HJ-334Z
C331 C351
390p
390p
C301 C303 C304 C305 C306
10/16 47/16 47/16 22/16 0.022
C310 C311
R301
C321 4.7K
C341 0.1 0.1
390p
390p
R177
27K
C342
C322
QFV61HJ-334Z
R178 QFV61HJ-334Z
27K
27K 1K
R781 R782
Q782
UN2211-X
C784
D782 4.7/25
1SS355-X
C783
0.082
C802
0.047
R802
100K R808
100K
R804
R801 100K
10K
R810
100
R806
22K
R805
100
R803
100K
R809
R807
IC801 100K
100K
HD74HC126FP-X
Q783
UN2111-X
D901
1N5401-F64
C901
L901 2200/16
QQR0703-001
C902 0.1
RB160M-30-X
C903 D902 D903
47/16
RB160M-30-X
R902
2.2K
R903
2.2K
R901 1K
IC901
HA13164A
D904
1SS355-X
R906
12K
R904
9.1K
C906
R905
C915
10/16 4.7K
47/16
C907
2.2/50
F
C309
0.1 RL-
RL+
FL-
FL+
C319
100p
FR+
FR-
C317
100p
RR+
RR-
CH.R
A-GND
CH.L
J801
QNZ0095-001
CN901
QNZ0112-001
G H