Standard Schematic Diagrams; Main Amplifier Section - JVC KD-SC800 Schematic Diagrams

Standard schematic diagrams

Main amplifier section

5
C41
R42 3.9K
0.056
C42 0.012
FMEO R41 1K
Q41
2SC3661-X
Q42
2SC3661-X
4
C31
2.2/50 R32
C32 0.001
R31 1.5K
AMEO
Q31
2SD601A/R/-X
Q32
C16 2SD601A/R/-X
7p
9V
CD.R
GND
CD.L
PSW
SW1
SW2
LM
To MSW
CD servo CDON
CD-RW
control
BUS0
section
3
BUS1
BUS2
BUS3
BUCK
CCE
RST
SW5V
CD8V Q871
UN2211-X
GND
CN701
QNZ0605-001
ACC5V
10V
ENC1
10V
ENC2
D713
LCDCE
LNJ308G81/1-3/X
To LCDDA
LCD & Key control LCDCL
D714
2
KEY2 LNJ308G81/1-3/X
section CN601
KEY1
KEY0
LEDB D715
LNJ308G81/1-3/X
LEDR
DIM
R775 10K
R776
CH.R
100K
GND
CH.L
R777
22K
R778
100
C772
0.01
1
IC771
HD74HC126FP-X
J771
QNZ0095-001
A B
KD-SC800
TU1
QAU0281-001
L1
4.7u
R201
2.7K
R101 2.7K
C2
0.1/50
C34 0.22/50
Q2
R45 1K R11
UN2211-X
0
R35 1K
R43 1K
2SB624/4/-X
Q6
FM/AM R7 47K
Q8
UN2211-X
SD/ST R727 0
1K
R33 10K
Q7
UN2211-X
C17
120p
C716 S702
330p
QSW0451-001
R759 47K
C710 0.1
R747 4.7K
LM
BUZZER
MONO R760 10K
SEEK/STP
FM/AM R763 10K
REM
IC701
0
ILL R749
ANT R750 1.2K
UPD178078GF-594
R761
10K
VSS
VDD
R701 4.7K
SI
SO R702 4.7K
R708 0
I/O
R710 47K
SW5V R711 47K
VDD
R712 10K
R713 10K
R781 INT
330
SCK R703 4.7K
R774
100
C
All manuals and user guides at all-guides.com
KD-SC800
C203 1/50
C103
1/50
R302
22k
4.7/25 C304
CH.L C301 C305
0.22 0.033
CD.L C598 4.7/25
IC301
TEA6320T-X
C588
4.7/25
CD.R
C404 C405
CH.R C401 4.7/25
0.22 0.033
R402
22k
L701 4.7u
MSW
C714 0.1
RESET
R769 100
C708 220/6.3
S703
VPP QSQ1A11-V06Z
0.1
C702
47k
R733
R732 10k
FMEO
AMEO
R731 47K
C707
220/6.3 FMOSC
L702 4.7u
IFC
R729 47K
SD/ST
22p
C706
X1
X701
0
R726 C705 22p
QAX0406-001Z
C709 0.047
C703 0.1
47k
R725
S701
QSW0451-001
R752 10K
R753 47k
R728 47K
10K SM
R751
10V
R722
4.7K
R720
0.047
4.7K C711
R718
4.7K
MUTE
R737
47K
PS2
R738
47K
R965
47K
Q964
Q963
UN2211-X
2SB709A/R/-X
D E
2-2
IC351
LA47505
C351
R351
0.33
27K
R352
C352
27k
0.33
C346
2.2/50
C347
C451
R451
0.33
2.2/50 27K
R304 4.7K
R452
C452
27K
0.33
R371 820
R372 820
D372 R374
2.2K
1SS355-X
R373
4.7K
R404
D371 2.2K
1SS355-X
C447
2.2/50
C446
2.2/50
D471
R473
1SS355-X 2.2K
R474
D472 2.2K
1SS355-X
R471 820
D951
R472 820
RB160M-30-X C952
R958 R952
0.047
220 12K
C951
1/50
R961
1K
D962
RB160M-30-X
R914
10K
C914
TELMUTE
10/16
Q891
MA152WA-X
C891
0.047
IC961
HA13164A
D961
1SS355-X
CTRL
ANT
ILL
D976 Q976
UN2111-X
1SS355-X
Q977
UN2111-X
Q971
UN2211-X
F
R356 10K
R355
100K
Q351
UN2211-X
D991 RB160M-30-X
D992 RB160M-30-X
D993 RB160M-30-X
D994 RB160M-30-X
D995 RB160M-30-X
D996 RB160M-30-X
D960
D997 RB160M-30-X
1N5401-F64
D998 RB160M-30-X
C991 100p
C992 100p
C960
3300/16
C993 100p
C994 100p
C995 100p
C996 100p
C997 100p
C998 100p
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
Tuner signal
CD signal
Front signal
Rear signal
G H