JVC KW-XC777 Service Manual page 50

Q Q
3 7 6 3 1 5 1 5 0
Standard schematic diagrams
Main amp section
J1
QNB0100-002
5
L1
4.7
IC21
TB2118F-X
C32
10/16
PLLCE R28 2.2k
PLLDA R27 2.2k
PLLCL R26 2.2k C31
0.047
PLLDI R25 2.2k
4
SEEK
ANT C26 0.01
MONO C25 0.01
FM/AM
R23
0
IOP
CDON
9V
T E
L 1 3 9 4 2 2 9 6 5 1 3
LM1
LM0
REST
SW1
SW2
SW3
3 SW4
CD-Lch
CD-Rch
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
LSI_RESET
CDRW
CD8V
CN701
100p
QGB1004K1-20
R182
AUX-Lch
1k AUX-GND
R282
AUX-Rch
1k
KEY0
KEY1
KEY2
L999 KEY3
ON5V
2 47 LCD-RESET
LCD-CE
LCD-SCK AJ
LCD-DATA
ACC5V ILL
D185
UDZS6.2B
UN2211-X
Q941
CN702 RST-OUT
GND
QGF1016F3-21
CH-Rch
L782
CH-Lch SI/SO
1.8
C783 100p
SCK
C784 100p
L941
10 MUTE-OUT
TAPE-PREQ
w w w
C943 0.01
L942
L781
47
R781
1.8u
1 22k
TAPE-Rch
TAPE-Lch
A B
KW-XC777
TU1 QAU0223-001 R291
CH-Rch 4.7k C291
1/50
R271 0
TAPE-Rch C272
1/50
R241 0
CD-Rch C242
TUNER-Rch 1/50
C281
4.7/25
AUX-Rch
AUX-GND
C182
22/6.3
Q1
C181
UN2211-X
4.7/25
AUX-Lch
TUNER-Lch
R141
CD-Lch 0 C142
C212 C214
R211
Q2 Q3 1/50
R171
2SB815/7/-X 2SB815/7/-X TAPE-Lch 0 C172
4.7/25 4.7k
4.7/25
C112 C114 1/50
R111
R191
CH-Lch C191
4.7k 1/50
4.7/25 4.7/25 4.7k
Q4
UN2211-X
Q91
C38 L21
UN2111-X
D91 D81
0.047 47 R147
MA152WK-X
120k
1SS355-X C81
1/50
R247
120k
D92 2SD601A/RS/-X
1SS355-X
R756
R757
R758
R760
R761
R762
CDON
R759 1k
0.01
C798
R797
R796
R755 47K
R786
R787
R788
R789 47k
R799
R764
MUTE-OUT R765 1k
1k
RST-OUT R766
R767
10k
Q918
BUS0 R768 330
UN2111-X
R925
BUS1 R769 330
BUS2 R770 330
27K
BUS3 R771 330
CDRW R772
B-LED-CONT
3.3k
Q919
UN2211-X
IC701
R784
22k BUS_SI @UPD784216
BUS_SO
BUS_I/O
R707
R779 Q943
10M
UN2213-X
330
x a o
y
10k
R780
. i
X701 X702
QAX0617-001Z QAX0401-001
C
http://www.xiaoyu163.com
KW-XC777
IC951
M61508FP-X
D83
C82
R84 1SS355-X
12k
0.047
R85
390
Q81
Q Q
3 7 6
R743 47k
R742 47k
R741 47k
R740 47k
C710 0.01
R739 47k
C709 0.01
ACC5V
AJ
CD8V
R736
ILL
C733
100p
R733 LCD-CE
2.2k
C714
R735 2.2k LCD-SCK
R734 2.2k LCD-DATA
47/6.3
R732
1k BUS_I/O
C715
R731 1k BUS_SCK
R730 1k BUS_SO ON5V
BUS_SI
R729
1k B-LED-CONT
R727 1k TEL
R728
1K IOP
R725
1k
Q920
S_METER
R721
10k KEY3
R720 10k KEY2
R719
10k KEY1
R718 3.3k
47k
R717
TH795
R716 47k
NAD0028-103X
47k CN706
R715
IC791
IC-PST9333U-X
u 1 6 3
Q701
UN2211-X
D E
2-2
2 4
8 9 9
C201
R203 R201
1/50
0 0 R221
IC901
20k
LA4743K
C202
R204 R202
1/50
0 0 R222
20k
R103 R101 C101
1/50
0 0
R121
20k
C102
R104 R102
1/50
0 0 R122
20k
Q903
UN2111-X
Q102 Q202
D902
1SS355-X
Q901
UN2211-X
Q101 Q201
3 1 5 1 5 0 8 9
D913
CRS03-W
IC911 HA13164A
C232
R914 R913
C131
9.1k 1k
B131
D914 1SS355-X 0
R971
0
D917
CN951
QNN0175-001
R918
47k
Q914 Q911
2SB709A/QR/-X
UN2211-X
PS2
R917
4.7k
R928
m
c o
.
TUNER SIGNAL
TAPE SIGNAL
CD SIGNAL
F
2
8 9 9
D989 D981
D990 D982
D991 D983
D992 D984
D993 D985
D994 D986
D995 D987
D996 D988
C911
C991 100P
2200/16
C992 100P
2 4 9 8 2 C993 100P 9 9
D911
C994 100P
1N5404-TU-15
C995 100P
C996 100P
C997 100P
C998 100P
C981 0.1
C982 0.1
0.1
C983
C984 0.1
QMFZ047-150-T
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
CD CHANGER SIGNAL
AUX IN SIGNAL
FRONT SIGNAL
REAR SIGNAL
G