Standard Schematic Diagrams - JVC KD-LH811 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

Standard schematic diagrams

Main amplifier section
TU1
J1
QAM0556-001
L1
4.7u
R2
R5 Q5 27
10 2SB624/4/-X
R1
47K
Q6
2SB624/4/-X
Q55
UN2111-X
R59
Q7
4.7K
UN2211-X
FM/AM
Q54
2SD601A/QR/-X
D5
R12 MA111-X
39K
SM
R51
470
Q51
SQ 2SD601A/QR/-X
R58
C52
47K
0.1
C54
0.01
Q53
UN2211-X
9V
T E
CN702
L 1 3 9 4 2 2 9 6 5 1 3
QGB2027M4-22S
CD.L
CD.R
Q707
UN2211-X
PICTCLK
PICTDI
CDREQ
Q706
UN2211-X
0
R728 SI/SO
R730 0 SCK
R773 47K MUTE
CD8V
L703
47u R772
R774 47K
R775 47K
C709
0.1
PON
VOLDA
R778 47K VOLCK
PS
R779 47K
SUBM
R780
LPF1 R791
R793 47K LPF2
R792
R794 47K
R795 47K
R796 47K
R717
47K VPP
R797
10K
C707
IC704
0.1
SN74AHCT1G08V-X
AMPSW
VDD
R799
47K
KEY
IC701
VSS
QNZ0664-003 QAL0587-001
REMOCON GND
GND REMOCON
SBRST VDD5V VDD5V
RESET
VDD5V SBRST
ACC5V 15V
15V ACC5V
PICTCLK LEVEL LEVEL
R763
LEVEL PICTCLK PICTCLK
PS2 PICTDI PICTDI
R710
PICTDI PS2 2.2K
DISPSCK 10V
10V DISPSCK DISPCK
DISPCE DISPDATA DISPDA
DISPDATA DISPCE DISPCE
w w w
KEYDATA DETACH DETACH
DETACH KEYDATA
CN141
QGA2006C1-04
R142
C144
0.47
R141 R151
47K 47K
C141 C151
0.0047 0.0047
C143
C142 1/50 C152
1/50 1/50
C161
1/50
C181
1/50
C162
C81 4.7/25 R81 TU.L QTE1H55-225Z
C182
C91 4.7/25 R91 TU.R QTE1H55-225Z
CD.L
CD.R
C163
CH.L 1/50
C183
CH.R
1/50
IC161
BD3807K
C164
220P
R71
2.2K RDSDA
Q56
UN2111-X
D241
R249 C243 R245
RB160M-30-X
12K 0.047 12K
Q241
2SD601A/QR/-X C242
1/50
RDSSCK
R790 47K
R789 47K
R788 47K
R747 0 KICK
R745 1K
DETACH
1K
R741 10K
R739 10K
BUZZER
3.9K
R737
DISPCE
R735 3.9K
DISPCK
R733 3.9K DISPDA
1K
R727 1K
KEY
1K
1K RA702 BUSCLK
BUSSO
1K
SI/SO
BUSI/O
RD
1K
R725 SM
R723 1K SQ
R722 1K MRC
R721 10K
R720 4.7K
R798
1K
R719 4.7K
R724 47K
D716
MC2838-X
R711
47K
R713
47K
100
X1
R704
10M
R841
3.3K
x a o
y
BUZZER
Q841
UN2211-X
. i
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470
C189
10/16
IC271
Q271
UN2211-X
LPF2 CD4066BPW-X
C273
0.033
C190
0.012 C274
C188 0.027
10/16
C275
0.027
Q272
UN2211-X
LPF1
2.2K VOLDA
R170
D253
R171 2.2K VOLCK
MA111-X
R169 33K
C259
47/6.3 C276
0.01
Q252
SUBM
UN2111-X
R361 R363
22K 33K
C363 IC361
0.1
NJM2160BV-X
R186
0
C361
4.7/25
R197
C371
100K
47/16
R188
C362
1K
4.7/25
R198
C364
100K
0.1
R362 R364
22K 33K
R381
R383
22K 33K
C383 IC381
R167 R177
100K
1K 0.1
NJM2160BV-X
C372
100/10
C381
4.7/25
R168 R178
1K 100K C391
47/16
Q Q
C382
4.7/25 3 7 6
C384
0.1
R382
22K R384
33K
IC951
BA6956AN
EFD-OUT1
TEL EFD-OUT2
D951
UDZS3.9B-X
KICK
TEL-M
R742
270 Q951
Q895
UN2211-X UN2211-X
R740 C705
270 0.047
TD
MUTE
C703
14V
470P D851
RB160M-30-X
D781
MA111-X
D901
L701
47u
MA111-X
Q977
2SB709A/QR/-X
L702
47u
R806
100K
IC801
HD74HC126FP-X
R801 22K
R802 100K
R803
R804 47K R807
100 330
R808
100 J801
u 1 6 3 QNZ0095-001
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-2
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2 4
8 9 9
FL R331 820 R332
FR R321 820
R322
RL R351 820
Q331
RR R341 820 KTD1304-X
KTD1304-X
Q341
KTD1304-X KTD1304-X
R352
R342
C257
R258 R259
2.2/50
5.6K 15K
C256
0.082
C272
0.0056
R261 R262
C271
820 180
0.01
C251
D251
MA111-X
C260
0.1
CN981
QGA2006F1-02
R369
0
R308 R309
1K 10K
C365
0.0015
C367
FR- C305
100/10
0.0047
C369
1/50 R311 C311 FR+ C319
51K 1
0.047
RR- C315
R301
C368 C370 C301
51K 0.0047
100/10 1
1/50
RR+ C317
47/16
C366
0.0015
R368
0
C318
4.7/25
Q301
RL+ C316
UN2211-X
D301 0.0047
MA111-X
C385 RL- C320
0.0015
0.047
R389
0 FL+ C306
C387
100/10 0.0047
C389 C302 FL-
1/50 R302 1
51K
R310 R307
47K 1K
C388 R312
C390 C312 D302
100/10 1/50 51K 1 MA111-X
3 1 5 1 5 0 8 9
C386
0.0015
R388
0 C992 C991
C961 470P 470P
QEZ0723-338 C994 C993
470P 470P
C996
C995
D961 470P 470P
1N5401-F64 C998 C997
470P 470P
D991
D992
RB160M-30-X
D993
D994
RB160M-30-X
D995
Q881 D996
2SD601A/QR/-X RB160M-30-X
D998 D997
R882
RB160M-30-X
4.7K
RB160M-30-X
RB160M-30-X
D853 RB160M-30-X
RB160M-30-X RB160M-30-X
R978
C952
1K
0.01
D854
RB160M-30-X
CN901
QNZ0611-001
IC901
HA13164A
CN951
QGA2501F1-02
Q901
2SB624/4/-X
C910
0.47
R906
47K
Q902
UN2211-X
CN952
DIM
QJB005-040909
EFD-IN1
EFD-IN2
EFD-IN3
m
c o
.
2
8 9 9
J321
QNN0490-001
180
180
Q321
Q351
180
180
CN251
QGA2501C1-03
IC301
TB2906HQ
2 4 9 8 2 9 9
SHEET 1