JVC KD-G318 Service Manual page 10

Q Q
Standard schematic diagrams
3 7 6 3 1 5 1 5 0
Main amplifier section
CJ1
QNB0100-002
R31
R32
R33
1.5k
C33 R34 R35
1k 10k
2.2/50
C32
0.001
Q31
2SD601A/QR/-X
Q32
2SD601A/QR/-X
T E
L 1 3 9 4 2 2 9 6 5 1 3
PSW
SW1
SW2
LM
MSW
CD8V
CD.RESET
STATUS
SUBQ
SQCK
TLOCK
FLOCK
CD.SENSE
MLD
MDATA
MCLK
CD.RCH
CD.LCH
9V
C711 C712
0.47
0.1
LM
CN701 REMOCON
QNZ0605-001
ACC5V
CD.RESET
10V
MCLK
ENC1
MDATA
ENC2 MLD
LCDCE
TO CN601
LCDSO SCL
LCDSCK
SDA
(SHEET 3)
KEY2
KEY1
KEY0
DIM
D721
SML-310VT/JK/-X
D722
SML-310VT/JK/-X
D723
SML-310VT/JK/-X
w w w
TU1
QAU0394-002
L1 4.7u
R91 1.2k
1k R81
1.2k
1k
Q5
2SB1197K/QR/-X
R8 R7
R11 0 0
Q6
R4
2SB709A/QR/-X
10k
Q2
UN2211-X
Q1
Q4 UN2211-X
Q3
UN2211-X
UN2213-X
S701
QSW0451-001
S702
QSW0451-001
D703
D705
R711
D704
47K
R751
47k
D702
MA111-X
D701
IC701
C715 0.1
LC723748-9C69
R712
4.7k
R713
4.7k
R716 47k
R733
R717 47k
R732
R718 47k
R731
R719 47k
R730
R720 47k
R729
R721 47k
x a o
y
. i
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Q781
UN2111-X
LFO
MA111-X
MUTE
D331
D321
MA111-X
RFO
LRO D351
Q782
MA111-X
UN2111-X
D341
MA111-X
RRO
R802
100
IC801
HD74HC126FP-X
IC161
Q Q TEA6320T-X
R768
3 7 6
47k
R162
22k
C163 C164
0.22 0.033
C703 9p
X701
QAX0759-001Z
C704 9p
EO
C174
FM.OSC
0.033
R171
IFC
R161 R172 220K
220K
C705 10/16 22k
D244
R715 100 D245 MA111-X
MA111-X
R740 22k
R739 22k
R245
R246
R736 22k D242 12K
RB160M-30-X 180K
R734 C243
C245
47k R259
0.047
1/50
220
Q241
2SD601A/QR/-X
C701
R248
C244
R244 47
0.22/50 D243
220/6.3 56K
MA111-X
1K
C242 R243
22/16
47k
Dimin
1K
10K
10K
47k
D903
VDD MA111-X
R907
39K
Q904 Q905
R918
27K
Q903
Q902
2SB709A/R/-X
2SD601A/QR/-X
u 1 6 3
.
2-2
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2 4
8 9 9
R331
820 R332 100
R335 2.2K C331
Q331
100P CJ321
KTD1304-X
QNN0489-001
R325 Q321
2.2K
C321
KTD1304-X
100P
R321 820 R322 100
R351 820 R352 100
R355 2.2K C351
Q351
100P
KTD1304-X
C341
R345 2.2K Q341
100P
KTD1304-X
R341
820 R342 100
J801
QNZ0095-001
R807
330
R809
CH.SCK
100
C801
0.01 IC301
LA47515
C319
1/50
R166
3 1 5 1 C168 5 0 8 9 2
27k
C308
0.47
0.1
C303
0.022
C307
0.1
C311
C169 R167
22/16
27k
0.47
C179
0.47
R177
C310
27k
47/16
C306
0.1
C309
220/16
C305
0.1
C304
C320
0.022 1/50
C178
R176
27k
0.47
R302 47k
C302 R301 10K
4.7/25
C246 0.01
R303
1k
C915
C301 D301
0.1
4.7/25 MA111-X
Q301
UN2211-X
100/16
UN2211-X
C917
RF+
QNZ0611-001
IC901
RR+
AN80T07A C902 LR+
LF+
0.01
C901
3300/16 RF-
RR-
D901
LR-
1N5401-F64 LF-
m
QMFZ047-150-T
R902
R901 1k
9.1k
c o
C916
2.2/50
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2
8 9 9
4 9 8 2 9 9
CN901
SHEET 1