JVC KD-G401 Service Manual page 34

Q Q
Standard schematic diagrams
3 7 6 3 1 5 1 5 0
Main amplifier section
TU1
QAU0313-001
J1 L1
R793
0 4.7u
C8
D2
D1
C39
1000P
C36
7P
2SB624/4/-X
IC31 C38
0.001 Q6
TB2118F-X C37
C35
10P
10P
R7
4.7k
RA30
NRZ0065-222X
R6
47k
PLLCE FM/AM
Q7
PLLDA UN2211-X
PLLCL
PLLDI
SD/ST
C46 0.01
C47 0.01 15k
R42 C49
R57
10 0.001
SQ
R43 470
R58
470 220
R44
C50
C32
100P
R32 47P
6.2k
C34 C33
0.047 47/6.3
Q31 Q52
UN2211-X 2SD601A/QR/-X
9V
CD.R
A-GND
CD.L
PSW
SW1
SW2
LM0
LM1
BUS0 R10
T E
L 1 3 9 4 2 2 9 6 5 1 3
BUS1
10K
BUS2 Q10
UN2211-X
BUS3
BUCK
CCE
RST
8V
GND
MP3REQ
MP3RESET
MP3STBY
MP3DIN
MP3DOUT
MP3CLK
DAC-CDTI
DAC-CCLK
DAC-CSN
DAC-PDN
CDON
CDRW
SW5V
VDD5V
DETACH
10V
ACC5V
REMOCON
ENC1
ENC2
LCDCL
LCDDA
LCDCE
KEY0
KEY1
KEY2
CN701
VMC0334-001
w w w
C81 1/50 R81 8.2k
C91 1/50 R91 8.2k
TU.L
C5 1/50
Q91 Q81
Q1
Q2
R93 R83
4.7k 4.7k
R3 CD.L
Q53
C83
4.7k
0.1
Q9
UN2111
UN2111-X
Q84
R5 Q3
R84 0
47k
R59
D84
47k
1SS355-X
C71
560p
R4
3.3k
C77
CD.R
47/6.3
R2
47k
TU.R
C72
0.01 0.022
C76
C75
47p
R54 R53 C73
10k 47k 2.2/50
C54
0.1
C52
C74
0.01
82p IC71
SAA6579T-X
10k
R56
Q51
2SD601A/QR/-X
R758
47k
DIMIN
VSS
IC701
UPD784217AGC239
R720 1.2k
R719 0
R702 10k
DIMOUT
C706 VDD
0.047
VOLDA R181 270
VOLCL R182 270
R761
47k
R762 47k
R760 47k
R759
47k
BUCK R716 1k
CCE R715 1k
RST R703 100
R714 10k
BUS0
BUS1
BUS2
BUS3
RA701
NRZ0065-102X
CDRW
R708 3.3k
VPP
R717
0
R704 47k
R705 47k
X1
x a o
CN702 y
QGA2006F1-02
X701 X702
. i
QAX0617-001Z QAX0401-001
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RB160M-30-X D243
R248 R244
C243
220 12k R243
0.047
180k
R245
47
C241
1/50
R242 R241
22k 47k
C242
22/16
Q241
2SD601A/R/-X
R161 D240
220k 1SS355-X
R171 1SS355-X
220k D241
R173
R172 C178
2.2k
C177 0.0056
22k C179 4.7/25
C175
0.033
C174
C172 1/50 0.22
0.0082 C180 4.7/25
C176
C171 1/50
0.22
IC161
TEA6320T-X
C161 1/50
C166
C170 4.7/25
C162 1/50
0.22
C169 4.7/25
C167
0.033
C164 C165
C168
0.0082 0.22
0.0056
C191 C192
R162
47/16 22k C194
100/16 C193
0.01 100/16
R163
2.2k
Q Q
3 7 6
L701
4.7u
R729
IC771
47k BR24L16F-W-X
C782
0.082
C711
220/6.3
C713
0.01
C771
0.047
C781
100/6.3
R730
10K
R732
10K
0.01 R892
R734 2.2k 47k
LCDCE
R735 2.2k
C712
LCDCL
R736 2.2k
TELMUTE
LCDDA
C707
0.047
RD
TD
Q891
UN2211-X
47k
R707
C891
47k
R706
DIMIN
R741 10k
R742 10k SM DIMOUT
SQ
LEVEL
R743 10k
KEY2
R744 10k
KEY1
R745 10k
KEY0
R746
ENC2
10k
4.7k
R747
4.7k
R748
4.7k
R749
4.7k R765
4.7k
R768
u 1 6 3
IC702
IC-PST3433U-X
RESET
.
R757
R756
C710 2.2k
47k
47/6.3
2-2
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2 4
8 9 9
IC301
LA47515
LEVEL
C312 27k
0.47
R312
R311
C311
27k
0.47
C301 R301
0.47 27k
VOLDA
R302
C302
27k
0.47 C316
4.7/25
R342 820
R352 820
D351
1SS355-X
R351
2.2k
R341
VOLCL
2.2k
D341
1SS355-X
D321
1SS355-X
R321
2.2k
R331
2.2k
D331
1SS355-X
R322 820
R332 820
R783
10k
Q784
D782 UN2111-X
1SS355-X
R977
2SB709A/QR/-X
12k
3 1 5 1 5 0 8 9 2
1k R901
C783 Q977 R976
0.01 27k
C902
2.2/50
IC901
HA13164A
1SS355-X
D902
5.6k
R904
UN2111-X
QNN0519-001
R891
Q902 R905
1k
Q881 10k
UN2211-X R882
100K
UN2211-X
Q901
TELMUTE
0.1
m
c o
2
8 9 9
0.1 C322
0.1 C323
0.1 C324
0.1 C325
RB160M-30-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 D997
RB160M-30-X D998
100P C961
100P C962
100P C963
100P C964
100P C965
100P C966
100P C967
100P C968
D901
1N5401-TU-15
C901
3300/16
4 9 8 2 9 9
RB160M-30-X
D971
RB160M-30-X
QMFZ047-150-T
J321
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
SHEET 1