JVC KD-LH911, KD-LH917 Schematics
SCHEMATIC DIAGRAMS
CD/SD RECEIVER
KD-LH911, KD-LH917
CD-ROM No.SML200503
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
STEERING REMOTE
KD-LH911
KD-LH917
KD-LH911 KD-LH917
٤
2-1
2-2
2-7 to 9
KD-LH911
Area suffix
E ------------ Southern Europe
EX ------------ Northern Europe
EY ------------- Eastern Europe
EU --------------------------Turkey
KD-LH917
Area suffix
EE --------- Russian Federation
COPYRIGHT 2005 Victor Company of Japan, Limited.
No.MA157SCH
2005/3
Safety precaution
!
!
Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.
Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.
Block diagram
CD servo control section Main amplifier section
IC653
DRAM
TRACKING+
FOCUS
&
TRACKING
COIL
PICK UP
SW1
SW2
SW3
SW4
REST SWITCH
SPINDLE
MOTOR
LOAD&FEED
MOTOR
MODULE
D451 to D453
LCD LIGHTING
TRACKINGFOCUS+
FOCUS-
VA, VB
VE, VF
LD, MD
VREF
SW1
SW2
SW3
SW4, REST
LCD
AD0 to AD11
I00 to I03
CAS, RAS
OE, WE
IC652
MP3/WMA
DEC
BCK
LRCK
DATA
IC601
CD RF &
SERVO
CN001
CN601
TRACKING+, TRACKINGFOCUS+, FOCUS-
VT1, VT2, VF1, VF2
MDI, LDO, PVREF
CN602
REST, SW1, SW2, SW3, SW4
LOAD/FEED+, LOAD/FEEDSPINDLE+, SPINDLE-
LCD & Key control section
CN402
OSC, CS2, RES, WE
RE/RD, A0, D0 to D7
S401 to S415
KEY MATRIC
MP3REQ, MP3CK, MP3DA, MP3STB, MP3RST
SDO
BCKO
LRCKO
BUS0 to 3
BUCK, CCE
DSPRST
RWSEL
FMO, DMO
TRO, FOO
IC401
24BIT DAC
IC681
CD
VOUTL, VOUTR
DACML
DACMC
DACMD
LOAD, LD/FE
DRIVER
SDCS
SDDO
SDDI
SDCK
SDWP
C.DET1
KEY0, KEY1
KEY2
IC401
LCD
MICON
Q421 to Q438
LED DRIVER
KEYDA, DISPCE
DISPCK, DISPDA
ANA, PICTCLK, PICTDI
CL1
CL2
CL3
CDRESET
B.DET, P.DET
CDMUTE
CDREQ
PICTCLK
PICTDI
IC501
CPU
CN901
TO
SD CARD
A0 to A20, D0 to D15
RY/BY, RE/RD, CS1
WE, ROMRST
IC402
FLASH ROM
IC410
CD LPF
CD.L-CH
CD.R-CH
BUSSI/SO
BUSCLK
IC503
J-BUS
BUFF
IC502
E2PROM
IC405
REMOCON
REM
J1
ANT
CN501
CN401
CN701CN702
BUFFER
CDRESET
CDMUTE
CDREQ
B.DET
P. D ET
BUSSI/SO
BUSCLK
SBT
SBD
DISPCK
DISPDA
DISPCE
REMOCON
LEVEL
KEYDATA
IC704
IC71
RDS
KEY
TU1
FM/AM
TUNER
DETOUT
RDSDA
RDSSCK
IC701
CPU
EFD-OUT1
EFD-OUT2
EFD-IN1
EFD-IN2
EFD-IN3
SD/ST, AFCK
SM, SQ
SEEK, FM/AM
PLLCE, PLLDA
PLLCK, PLLDI
MUTE
VOL.DA, VOL.CL
RESET
E2PROMCK
E2PROMDI
E2PROMDO
BUSI/O
BUSSO
SI/SO
BUSINT
SCK
BUSCLK
TU.L
TU.R
Q781, Q782
CONTROL
CD.L
CD.R
LPF1, LPF2
STEERINGREM.
BUSI/O, BUSCLK
IC801
JVC BUS
MUTE
IC161
E.VOLUME
IC702
RESET
IC703
EPROM
SCK
IC951
MOTOR DRIVER
LINE AMP.
Q321, Q331
Q341, Q351
FL, FR, RL, RR
EACH BLOCK
SWOUT
IC271
SUBWOOFER
SELECTOR
CH.L
CH.R
OUT1
OUT2
IC361
IC381
LINE OUT
MUTING
IC901
REGULATOR
FL
FR
RL
RR
IC301
POWER
AMP.
FRONT LEFT (+)
FRONT LEFT (-)
FRONT RIGHT (+)
FRONT RIGHT (-)
REAR LEFT (+)
REAR LEFT (-)
REAR RIGHT (+)
REAR RIGHT (-)
IC251
SUBWOOFER
AMP.
J321
FRONT
LINE OUT
REAR
LINE OUT
CN901
SPK
BATTERY
CN251
SUB WOOFER
OUT
ONLY USED
FOR KD-LH911
CN981
STEERING
REMOTE
J801
CD CHANGER
CONTROL
CN951
TO
DOOR MOTOR
CN952
TO
MODE SWITCH
2-1
Standard schematic diagrams
Main amplifier section (For KD-LH911)
TU1
J1
To CN501
(SHEET 5)
To CN401
(SHEET 2)
CN702
QGB2027M5-26S
QAL0587-001QNZ0664-003
REMOCON GND
REMOCONGND
SBRST VDD5V
ACC5V
15V
SBT
LEVEL
PS2
SBD
DISPSCK
10V
DISPCE
DISPDATA
KEYDATA
DETACH
DISPSCK
DISPDATA
DISPCE
DETACH
KEYDATA
SBRSTVDD5V
ACC5V
LEVEL
R5 Q5
10 2SB624/4/-X
R7
47K
UN2211-X
FM/AM
SM
R51
470
SQ
C51
0.47/50
9V
0
0.01
C719
R732
0.01
0.01
Q705
C720
C721
UN2211-X
Q704
QGF1041C2-16W
CN701
15V
ACC5V
SBT
SBD
PS2
10V
QAM0556-001
2SB624/4/-X
Q7
UN2213-X
C724
0.022
Q6
R8
10K
R52
0.01
C722
R736
IC704
6.8K
MA8062/M/-X
D702
4.7K
Q51
2SD601A/QR/-X
R53
R728
R730
L703
47u
Q703
UN2211-X
SN74AHCT1G08
6.8K
6.8K
R734
R738
MA8062/M/-X
MA8062/M/-X
D703
D704
10K
D721
MA8062/M/-X
MA8062/M/-X
D705
R9
C52
0.1
47K
D3
MC2838-X
R10
C53
0.0047
Q707
UN2211-X
0
0
R717
47K
C723
MA8062/M/-X
MA8062/M/-X
D706
D707
3.3K
R54
10K
R55
2.2K
UN2211-X
27P
MA8062/M/-X
D708
Q52
2SD601A/QR/-X
Q706
R710
2.2K
MA8062/M/-X
D709
CDREQ
SI/SO
DISPCK
DISPDA
DISPCE
DETACH
4.7u
R56
R57
CD.L
CD.R
CD8V
VDD5V
LEVEL
L1
SCK
PON
C1
0.047
C8
330P
0
R60
47K
39K
PS
KEY
SBT
SBD
D1
MA111-X
C54
0.01
SML-310VT/JK/-X
SML-310VT/JK/-X
D2
C2
MA111-X
R4
39K
R3
10
C709
0.1
C707
0.1
VDD
VSS
RESET
R746
SML-310VT/JK/-X
C3
C4
0.01
47/10
100/10
C7
0.047
C9
0.1/50
R59
4.7K
Q54
2SD601A/QR/-X
R12
39K
R58
47K
Q53
UN2211-X
0.022
C725
R773
47K
R774
47K
R775
47K
SBD
SBT
R778
47K
R779
47K
R793
47K 1K
R794
47K
R795
47K
R796
47K
R797
10K
R762
1K
R764
D715
MC2838-X
47K
560
R787
R786
D711
D712
D713
SML-310VT/JK/-X
0.01
C704
UN2211-X
Q708
CF
C5
100/10
UN2111-X
D5
MA111-X
1K
560
R743
SML-310VT/JK/-X
SML-310VT/JK/-X
C82
C92
Q55
SEEK
MUTE
VOLDA
VOLCK
SUBM
LPF1
LPF2
AMPSW
R799
47K
UPD784217AGC313
560
560
R744
D720D719D718
Q710
SD/ST
R780
R791
R792
VPP
R750
UN2211-X
C55
R772
IC701
180
D717
0
R714
PLLCE
C6
100/10
R2
27
R1
47K
0.1
180
R751
SIR-34ST3F
PLLDA
C81
C91
1K
1K
D710
Q709
PLLDI
PLLCK
4.7/25
4.7/25
C10
1K
R798
1K
R763
RST
100
C717
MA8062/M/-X
220/10
2SD601A/QR/-X
MRC
UN2111-X
Q56
MC2838-X
AFCK
D716
4.7K
R706
Q81
2SD601A/QR/-X
R83
4.7K
C73
PON
0
10K1K1K
R770
R769
47K
R707
R81
R91
560P
ILL
R768
IC702
47/6.3
C75
C74
0.01
R11
DIM
1K
R767
0
R729
D701
MA111-X
0.01
C718
IC-PST3433U-X
CN141
QGA2006C1-04
R142
470
C144
0.47
R151R141
47K47K
C151C141
0.00470.0047
C143
C142
C152
1/50
1/50
0
1K
10K
10K
3.9K
3.9K
3.9K
47K
1K
1K
1K
10K
4.7K
4.7K
47K
BD3807K
0.01
C166
R245
12K
1K
1/50
C190
0.012
C188
10/16
2.2K
R170
2.2K
IC161
0.01
0.01
C167
C242
180K22K
R243R244
1/50
KICK
DETACH
BUZZER
DISPCE
DISPCK
DISPDA
KEY
BUSCLK
BUSSO
SI/SO
BUSI/O
SM
SQ
MRC
R841
3.3K
BUZZER
Q841
UN2211-X
C726
R171
33K
R169
C169
0.1
100/10
C168
R186
0
47K
R242
22K
R981
IC703
BR24L32F-W-X
R742
270
R740
C705
270
0.047
TD
RD
MUTE
C703
470P
0.01
C702
C701
330/6.3
L701
47u
C901
330/6.3
L702
47u
C711
100P
C710
C712
0.047
220/10
SI/SO
R801
22K
R802
100K
R803
R804
47K
100
1000P
D902
MA111-X
BUSSO
BUSI/O
10K
R805
IC801
HD74HC126FP-X
C161
1/50
C181
1/50
C162
TU.L
TU.R
CD.L
820P
820P
CD.R
C163
CH.L
R92
RDSDA
IC71
2.2K
RDSSCK
QAX0263-001Z
CF
FM/AM
1K
1K1K1K
R761
R760
820
QAX0617-001Z
27P
C93
SAA6579T-X
100
R74
SEEK
R759
R703
27P
C715
1/50
C183
CH.R
1/50
220K
R165
D161
MC2838-X
LEVEL
AFCK
RDSDA
SD/ST
EFD-IN3
EFD-IN2
1K
10K
10K
R758
R757
R754
R755
10K
1K
1K
R709
R705
R708
BUSINT
PS2
R704
10M
47K
X702
QAX0401-001
22P
C716
R82
C83
Q91
2SD601A/QR/-X
R93
4.7K
C71
C72
0.022
2.2/50
R71
2.2K
R73
R72
2.2K
X71
47P
82P
C76
C77
10K
TEL
PLLCK
PLLDA
PLLCE
PLLDI
2.2K
RA701
R766
1u
1K
R701
R702
L704
TEL-M
ANT
X1
0.1
X701
C708
8P
C713
C714
2.2/50
C182
2.2/50
R161
1K
R181
1K
C164
220P
12K
R162
220K
R185
47K
12K
R163R164
R182
220p
C184
4.7K
47K
0.1
R183
C165
4.7K
R184
0.1
C185
0.01
C187
C186
D241
R249
12K 1K
D243
UDZS5.1B-X
EFD-IN1
10K
R753
1K
R712
R715
CDREQ
RDSSCK
C243
RB160M-30-X
0.047
Q241
2SD601A/QR/-X
D242
120K
0.22
R248
C245
MA111-X
471K
R246R247
C244
22/16
R790
47K
EFD-OUT1
EFD-OUT2
R789
47K
R788
47K
0
0
R749
R748
R747
R745
R741
R739
R737
R735
R733
R727
RA702
1K
R752
47K
R731
R725
R723
R722
R721
R720
R719
R724
1K
R716
2.2K
KEY
C706
R711
47K
R713
47K
330/6.3
1/50
C841
BZ841
QAN0056-001Z
MA111-X
10k
R907
D781
Q976
UN2213-X
PS2
R893
D891
MC2836-X
0.1
C891
C782
100/6.3
2SB709A/QR/-X
10/16
1K
Q781 C781
UN2111-X 0.22
Q977
PS
C801
C189
VOLDA
VOLCK
R188
R167
1K
R168 R178
1K 100K
47K
R892
Q891
UN2211-X
3.3K
R895
D782
C783
100/16
UDZS11B-X
D901
MA111-X
R806
100K
R807
330
R808
100
0.047
NJM2160BV-X
NJM2160BV-X
C903
C902
100/10
IC271
CD4066BPW-X
1M1M47K
R274R275R276
C272
0.0056
1M
R272
C271
1M
0.01
R271
C276
0.01
R363
33K
IC361
C365
0.0015
C366
0.0015
R364
33K
R383
33K
IC381
C385
0.0015
C386
0.00150.1
R384
33K
C951
220/10
HA13164A
R902
0.1
0.01
C905
C904
0.01
C908
C906
PON
ANT
22/16
100/10
C260
0.1
C367
100/10
C368
100/10
C387
100/10
100/10
IC901
5.6K
C909
22/16
C388
Q881
2SD601A/QR/-X
C881
R904
R903
22/16
10K
1K
UN2211-X
R369
0
Q901
2SB624/4/-X
R906
47K
Q902
47K
R273
C369
1/50
C370
1/50
R368
0
R389
0
C389
1/50
C390
1/50
R388
0
R882
4.7K
C952
0.01
C910
0.47
DIM
EFD-IN1
EFD-IN2
EFD-IN3
Q271
LPF2
LPF1
SUBM
1K
R187
C361
4.7/25
R197
100K
C362
4.7/25
R198
100K
R177
100K
C381
4.7/25
C382
4.7/25
ILL
47K
R883
EFD-OUT1
EFD-OUT2
TEL
0.1
KICK
TEL-M
Q951
Q895
C895
UN2211-X
UN2211-X
Q782
UN2111-X
RB160M-30-X
6.8K
R976
D852
RB160M-30-X
18K
R977
R851
SCK
CH.R
BUSINT
BUSCLK
J801
QNZ0095-001
47K 22K
R810 R809
UN2211-X
C273
0.033
C274
0.027
C275
0.027
Q272
UN2211-X
D253
MA111-X
C259
47/6.3
Q252
UN2111-X
R361
22K
C363
0.1
C371
47/16
C364
0.1
R362
22K
R381
22K
C383
0.1
C372
100/10
C391
47/16
C384
R382
22K
IC951
BA6956AN
D951
UDZS3.9B-X
1K
R951
0.01
C953
14V
D851
0.1
C851
4.7K
47K
C907
10/16
R901
CH.L
C802
0.047
FL
FR
RL
RR
C255
C253
10/16
10/16
100K
R251
10K
R256
10K
R255
RL
RR
FR
FL
R311
C311
51K
1
R301
C301
51K
1
47K
47K
R367
R366
47K
47K
R386
R387
47K
100P
C303
R313
47K
47K 47K
100P
C304
R304 R303
R314
C302
R302
1
51K
R312
C312
51K
1
D853
RB160M-30-X
C978
2.2/50
100K
D854
RB160M-30-X
CN951
QGA2501F1-02
R881
9.1K4.7K
R979R980
R331
820
R321
820
R351
820
R341
820
R259R258
15K5.6K
C256
0.082
100K
R257
C252
2.2/50
C251
0.0082
47K
100K
R252
R253
R308 R309
1K 10K
Q302
C308
2SD601A/QR/-X
100P
C313
Q301
UN2211-X
D301
100P
C314
MA111-X
C307
R307
1K
R310
47K
D302
MA111-X
C962
100/16
AMPSW
RST
C961
QEZ0723-338
D961
1N5401-F64
L961
QQR1378-002
R978
1K
0.1
C852
1K
R852
CN901
QNZ0611-001
2.2/50
4.7/25
2.2/50
C257
IC251
0.01
C258
D251
MA111-X
FR-
FR+
RR-
RR+
RL+
RL-
4700P
FL+
FL-
4700P
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
NJM4565M-WE
47K
R260
C305
4700P
C315
4700P
C316
C306
D992
D994
D996
D998
QMFZ047-150-T
Q331
KTD1304-X
Q341 Q351
KTD1304-X KTD1304-X
10K
10K
R333
R323
10K
10K
R343
R353
D341
MC2836-X
D321
R261 R262
820 180
MC2836-X
4.7K
R263
Q251
D252
D981
MA111-X
2SD601A/QR/-X
MA8062/M/-X
C323
4700P
C319
0.047
C324
4700P
C317
47/16
C318
4.7/25
C325
4700P
C320
0.047
C326
4700P
FL-
FR-
RR-
RL-
C996
C998
C261
Parts are safety assurance parts.
When replacing those parts make
47K
R905
CN952
QJB005-040909
sure to use the specified one.
KTD1304-X
0.047
CN981
QGA2006F1-02
C991C992
470P470P
C993C994
470P470P
C995
470P470P
C997
470P470P
D991
D993
D995
D997
RB160M-30-X
RB160M-30-X
RB160M-30-X
RB160M-30-X
J321
QNN0490-001
R332
180
180
R322
Q321
180
R352
R342
180
100P
C321
C322
0.047
C262
0.047
CN251
QGA2501C1-03
IC301
TB2906HQ
FL+
FR+
RR+
RL+
2-2
SHEET 1
Loading...