Standard Schematic Diagrams (Un) - JVC KW-XC88 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

Standard schematic diagrams (UN)

Main amplifier section
TU1 QAU0223-001
J1
QNB0100-002
L1
4.7
Q2
2SB815/7/-X
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
SEEK
ANT C26
0.01
MONO C25 0.01
FM/AM
R23
0
C38
0.047
IOP
CDON
T E
L 1 3 9 4 2 2 9 6 5 1 3
9V
LM1
LM0
REST
SW1
SW2
SW3
SW4
CD-Lch
CD-Rch
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
LSI_RESET
CDRW
CD8V
C183
CN701
QGB1004K1-20
R182
AUX-Lch
1k AUX-GND
R282
AUX-Rch
1k
KEY0
KEY1
KEY2
L999 KEY3
ON5V
47 LCD-RESET
LCD-CE
LCD-SCK AJ
LCD-DATA
Q918
UN2111-X
R925
ACC5V ILL
D185
27K
UDZS6.2B-X
B-LED-CONT
UN2211-X
Q919
UN2211-X
Q941
CN702 RST-OUT
QGF1016F3-21 GND
CH-Rch
L782
CH-Lch SI/SO R784
1.8 22k
C783 100p
SCK
C784 100p
L941
10 MUTE-OUT
TAPE-PREQ
w w w
L942 C943 0.01
R779
L781
47 330
1.8u R781
22k 10k
TAPE-Rch R780
TAPE-Lch
.
R291
CH-Rch 4.7k C291
1/50
R271 0
TAPE-Rch C272
1/50
R241
CD-Rch 0 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
Q3 1/50
R171 0
2SB815/7/-X TAPE-Lch 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
D83
C82 1SS355-X
R84
Q91
L21
12k
0.047
UN2111-X
D91 D81
47
R147
MA152WK-X
120k
1SS355-X
C81
1/50
R247 R85
120k
390
Q81
D92
2SD601A/RS/-X
1SS355-X
R743 47k
R742 47k
R741 47k
R740 47k
R739 47k
R756
R757
R758
R760
R761
R762
CDON
R759 1k
C798 0.01
R797
R796
47K
R755
R786
R787
R788
47k
R789
R799
R764
MUTE-OUT R765 1k
1k
RST-OUT R766
R767 10k
BUS0 R768 330
BUS1 R769 330
BUS2 R770 330
BUS3 R771 330
CDRW R772
3.3k
IC701
R718 3.3k
BUS_SI
R717 47k
BUS_SO
R716 47k
BUS_I/O
R715 47k
R707
Q943
10M
UN2213-X
x a o
y
Q701
X701 X702
UN2211-X
i
QAX0617-001Z QAX0401-001
http://www.xiaoyu163.com
8
IC951 R203
M61508FP-X 0
R204
0
R103
0
R104
0
Q903
UN2111-X
D902
1SS355-X
Q Q
3 7 6 3
IC911
C710 0.01
C709 0.01
ACC5V
D914 1SS355-X
R971
AJ
0
CD8V
R736
D917
ILL
C733
100p
R733
2.2k LCD-CE
C714
R735 2.2k LCD-SCK
R734 LCD-DATA
2.2k
47/6.3
R732 1k BUS_I/O
C715
R731 1k BUS_SCK
R918
R730 1k BUS_SO ON5V
BUS_SI 47k
Q914
2SB709A/QR/-X
R729
1k B-LED-CONT PS2
R727 1k TEL
R728
1K IOP
R725
1k
Q920
S_METER
R721 10k
KEY3
R720 R928
10k KEY2
R719 10k KEY1
TH795
NAD0028-103X CN706
IC791
IC-PST9333U-X
u 1 6 3
.
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-2
http://www.xiaoyu163.com
2 4
9 9 8
C201
R201
1/50
0 R221
IC901
20k
LA4743K
C202
R202
1/50
0 R222
20k
R101 C101
1/50
0
R121
20k
C102
R102 1/50
0
R122
20k
D993
D994
D995
Q102 Q202
D996
Q901
UN2211-X
Q101 Q201
C911
C991
1 5 1 5 0 8 2200/16 9 2 4
C992
C993
D913 D911
C994
CRS03-W 1N5404-TU-15
C995
C996
HA13164A
C997
C998
C981
C982
C983
R914 R913 B231 0
C984
9.1k 1k
B131 0
CN951
QNN0175-001
QMFZ047-150-T
Q911
UN2211-X
R917
4.7k
m
c o
2
9 9
D981
D982
D983
D984
D985
D986
D987
D988
100P
9 8 2 9 9
100P
100P
100P
100P
100P
100P
100P
0.1
0.1
0.1
0.1