JVC KD-ADV7380J, KD-DV7300J, KD-DV7301E, KD-DV7301EU, KD-DV7302E Service Manual
...
SCHEMATIC DIAGRAMS
DVD/CD RECEIVER
KD-ADV7380J,KD-DV7300J,KD-DV7301E
KD-DV7301EU,KD-DV7302E,KD-DV7302EU
KD-DV7304UI,KD-DV7305U,KD-DV7305UN
KD-DV7305UT,KD-DV7305A,KD-DV7306U
KD-DV7306UN,KD-DV7306UT,KD-DV7306A
KD-DV7307EE,KD-DV7308EE,KD-DV7388UF
CD-ROM No.SML200704
KD-DV7301
KD-DV7302
KD-DV7307
KD-ADV7380
KD-DV7300
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2007 Victor Company of Japan, Limited.
KD-ADV7380
KD-DV7300
2-1
2-2
2-7 to 8
KD-DV7308
No.MA312SCH
2007/4
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
FOCUS
&
TRACKING
COIL
PICK UP
LOAD &
FEED
MOTOR
SPINDLE
MOTOR
SW1 to SW3
DVD section
CD VR
DVD VR
CD/DVD
A, B, C, D, E, F, RF+/-, LPC1, LPC2, HAGUP
CN101
DVD LD
Q106,Q107
Q101
Q102
CD LD
Q103
Q104
F+/T+/-
IC201
M
M
FLM+/-
H1+/H2+/H3+/-
CN201
SM1 to 3
VH
DRIVER
IC251
SP MOTOR
DRIVER
IC399
SDRAM
IC398
SW2
CN202
SW3
SW1
FLASH ROM
SW4,SW5
TRVSW
SW4
CD
LPCO1
DVDLDCUR
LPCO2
CDLDCUR
/DRVMUTE
TRDRV
FODRV
TRSDRV
DRVCONT
LDIN
Q231
SPDRV
/SPMUTE
FG
MA0 to 11
MDQ0 to 15
DQM0, DQM1
BA0, BA1
MCK, NWE, NCSM
NCAS, NRAS
EXADT0 to 15
EXADR16 to 20
EXDT0 to 15
NEXOE, NEXCE
NEXWE, /FL_RST
Q301
Q302
LM
IC301
DVN
HDD4
to 11
TRANSCEIVER
TX
DAC4(COMPOSITE)
AOUT3
BCK
LRCLK
PCMCLK
DACPDN
DAC0CS
DCLK
DDATA
UCS
SCS
SCLK
U2SDT
S2UDT
CPURST
LRMUTE
EPCS
I2CSCL
I2CSDT
IC401
IC411
IC481
EPROM
X351
27MHz
USBCLK
X354,IC308
48MHz
D1.2V
IC302
2V to 1.2V REG.
D2V
IC306
USB
DAC
AOUTL+/AOUTR+/-
LPF
SW1
SW4
D+/-
L-CH
R-CH
CN403
CN966
USB
D+/TX, COMPOSITE
DVDL/R(L-CH, R-CH)
SW1, SW4
CN962
IC961,IC962
CONVERTOR
D+/-
CN965
CN964
UCS, SCS
SCLK
U2SDT
S2UDT
CPURST
LRMUTE
LEVEL
Used for
KD-DV7301
KD-DV7302
KD-DV7307
KD-DV7308
D983
LED
Q861
S701
PAN EL
OPEN
SWITCH
D718 to D720
Q701,Q710
LCD & Key control section
D601 to D618
10V
REMOCON
CN601
LCDCL
LCDDA
LCDCE
REMOCON
KEY0 to 2
CN701
ENC1
ENC2
IC723,S723
LCD1
LCD
COM1 to 3
S1 to S52
IC601
LCD
DRIVER
D620,D621,D645,D646
LIGHTING DISPLAY
LCDCL
LCDDA
LCDCE
IC602
REMOCON
Main amplifier & System control section
Used for
KD-DV7301,KD-DV7302
KD-DV7307,KD-DV7308
USB5V
IC963
USB5V REG.
CN963
IC722
EPROM
LED
S702
PAN EL
DETACH
SWITCH
RESET
M5V
P_OPEN
D+/-
TX
COMPOSITE
DVDL/R
CN961
SCS, UCS
SCLK
U2SDT
S2UDT
CPURST
LRMUTE
SW1, SW4
LED
PDETACH
MAINRESET
32.768kHz
EPCLK
EPDAI
EPDAO
X721
20MHz
X722
HPCK
HPSTB
HPDATA
DVDL/R
IC721
CPU
IC431
HEADPHONE
E.VOLUME
VOLDA
VOLCK
VOLMUTE
MUTE
AMPKILL
ANT
PON
DIMOUT
BATT
PBRK
DIMMER
I/O
SI/SO
BUSINT
BUSSO
BUSSCK
RDSDA, RDSSCK
4.332MHz
LOUT
ROUT
IC161
E.VOLUME
Q304
Q901,Q902
DIMMER
Q976,Q977
PS2
Q885
Q881
IC801
JVC BUS
DOUTMUTE
TU_SDA, TU_SCL, SSTOP, Q_OUT, AFS, FSU
X71
IC71
RDS DETECTOR
IC421
HEADPHONE
AMP.
VMUTE
COMPOSITE
W-MUTE
OUTSW
SUBWOOFER MUTING
Only Used for KD-ADV7380
5V L-CH LINE AMP.
Used for except
KD-ADV7380
OUTLF/RF
OUTLR/RR
Q781,Q303
MUTE
CONTROL
VDD,MSW5V,ACC5V,M8V,MA9V,10V
MUTE
STBY
EACH BLOCK
IC901
REGULATOR
ANT
PAR K
ILL
AJ
Used for
KD-DV7304
KD-DV7305
KD-DV7306, KD-DV7388
Used for except KD-DV7300
CHL/R
SCK, SI/SO
TX
IC401
DIGITAL MUTE
MPXIN
TU21
FM/AM
TUNER
TU.L/R
Q422,Q432,Q782
HEADPHONE
MUTING
IC411
VIDEO AMP.
Q191, Q192
IC371
Q324,Q334
Q344,Q354
LINEOUT
MUTING
IC301
POWER
AMP.
MEMORY
ACC, REMOTE
D851
POWER ANTENNA
TELMUTE
Q891
TEL MUTE
FAN
Q821 to Q823
FAN CONTROL
HPMUTE
LINE-L/R
OUTLF/RF
OUTLR/RR
FRONT L+/FRONT R+/REAR L+/REAR R+/-
VOUT
OUTSW
AUTO
ANT
TEL
IC402
DIGITAL
OUT
W21
ANT
CN421
2nd
AUDIO OUT
COMPOSITE
VIDEO OUT
SUB WOOFER
LINE OUT
LINE INPUT
J331
FRONT/REAR
LINE OUT
CN901
SPK
BATTERY
J801
CD CHANGER
CONTROL
CN821
M
FAN
MOTOR
S601 to S617
KEY MATRIX
EN601
ENCODER
KEY0 to 2
ENC1
ENC2
DVDSW
A9V/A5V REG.
A9V/A5V
Q903,Q904
Used for KD-DV7301,KD-DV7302,KD-ADV7380
3.3V
MA9V
IC921
3.3V REG.
M5V VDD
IC922
5V REG.
5V
HNDLEREM
CN831
OE REMOTE
2-1
Standard schematic diagrams
Main section (except Europian version)
QAU0484-001
TU21
!
W21
QAM0105-003
QQL244J-4R7Z
R7
L1
0
NQR0536-001X
CN966
QNZ0906-001
L966
22K
R971
USBP
UTX
SUDT
CRST
LRM
CN962
22K
R970
UD+
UD-
US
SK
UT
DL
DR
S4
S1
VG1
DA4
US
US1
LRM
LRM1
47/10
C934
QGF0534F3-50X
D985
D984
UDZW5.1B-X
UDZW5.1B-X
LHQ974/LM/-X
IC961
TC74LCX32FT-F-X
TC74VHCT32AFT-X
D983
0.047
C971
C966
C970
47/10
0.1/16
IC962
C967
0.001
C911
CN965
QGB1214J1-08S
0.1/16
47/10
C962
D925
D924
22k
D906
CN964
QGB1214K1-08S
D923
R973
22k
R914
220
UDZW5.1B-X
R860
CRS03-W
CRS03-W
R974
R975
22k
USBUSB+
560
2SA1530A/R/-X
Q861
1K
R797
CRS03-W
DL
SUD1
SUDT
DR
RST1
CRST
SCS1
S1
S4
DA4
VG1
SK1
UT
SCS1
US1
SK
SUD1
SK1
RST1
LRM1
UTX
UD+
USBP
UD-
0.1
C980
C961
220/6.3
R863
0
47K
0.1
IC724
SN74AHCT1G08V-X
R972
R861
0
R862
R798
C726
R796
CN963
QGB2027L9-30X
1K
D861
1SS355W-X
2.2K
SAOUT
0
SACLK
0
QNZ0605-002
R795
D862
UDZS4.7B-X
0
R793
2P
C14
CN961
QGB2027M5-30S
IC963
BD6516F-X
CN701
2P
C10
B971
R790
R791
R792
D1
1SS355W-X
CPURST
LRMUTE
R962
100
C960
0
0
P_OPEN
KEYDATA
D2
SW1
SW4
SCLK
SCS
U2SDT
UCS
S2UDT
C972
100P
R941
B972
D701
D702
D703
UDZW6.2B-X
6.8K
6.8K
6.8K
1SS355W-X
TX
100P
0
0
R920
15K
R942
KEY0
UDZW6.2B-X
UDZW6.2B-X
2P
C12
C926
QEXF1AM-476Z
D922
RB051L-40-X
KEY1
KEY2
R4
0
5p
5p
C13
C11
DVDL
DVDR
VGND
COMPOSITE
C969
0.047
C965
220/10
C968
0.047
!
C964
330/6.3
0
330/6.3
R967
C921
C922
220/6.3
R961
10K
D921
C925
RB051L-40-X
220/10
NQL56CK-220X
L924
220
R930
470/25
R922
L925
C927
33K
R923
NQL71EM-330X
C928
0.1
R929
NI
R926
300K
C930
0.1
150K
4700P
8.2K
C929
R925
R924
0.1
0
C931
R927
ENC1
ENC2
LCDCE
LCDCL
LCDDA
DIMOUT
REMOCON
10K
270
10K
270
R706
R707
R705
R704
15K
SBRST
220/10
RT1N141C-X
C963
B922
0
R928
D790
ENC2
NQL79GM-100X
2SA1530A/R/-X
Q904
IC921
BA33DD0WHFP-W
Q922
RSQ035P03-W
C923
47k
MC2838-X
R794
2.2K
Q702
L701
2SA1530A/R/-X
D704
D705
D706
D707
D709
D710
C701
C702
D711
C703
0.1
C1
Q903
R909
R910
2.2K
0
R921
100/6.3
NQLE74M-100X
IC922
R702
UDZW6.2B-X
UDZW6.2B-X
UDZW6.2B-X
UDZW6.2B-X
UDZW6.2B-X
UDZW6.2B-X
0.01
0.1
UDZW6.2B-X
0.1
R2
0
R969
L922
BD9781HFP-W
270
1k
FSU
R9
47K
SWREG
!
PS2
C428
4.7/16
DVDR
DVDL
C438
4.7/16
R452
22k
C451
47/6.3
22k
R451
22k
R441
R442
C441
47/6.3
22k
10
MA9V
R82
LRMUTE
1K
R747
IC721
DE_DA
TU.L
TU.R
SW4
SWREG
0
R729
R745
47K
FMLDO
R746
QAX0401-001
27P
C728
COMPOSITE
VGND
DVDL
DVDR
TU.L
TU.R
4.7K
R738
!
X722
C729
SW1
4.7K
R739
10M
22P
QTE1H54-225Z
C172
QTE1H54-225Z
C171
C181
0
R744
R743
R461
C166
10/16
2.2/50
2.2/50
DOUTMUTE
0
R735
10M
X721
C164
1
C182
CPURST
1K
R844
0.47
C734
QAX0916-001Z
100/10
C161
C162
0.047
C163
1
SCS
UCS
470P
1K
1K
C723
R843
R842
330
330
R848
R717
TU_SCL
TU_SDA
R721
0
220/10
470P
470P
C725
C740
C724
C83
4.7/25
R81
R91
R5
R6
33
33
SSTOP
TU_SDA
TU_SCL
R10
R11
4.7k
47K
4.7k
IC71
C907
0.01
0.001
C932
47/10
C933
L902
NQL56CK-220X
BATTDET
DIMOUT
C4
C5
0.1
47/16
C74
560p
LC72725KM-X
C997
0.01
1K
3.3k
C6
C7
R3
R8
C8
0.1
220/10
0.1
Q_OUT
R12
12
R13
12
R71
100
R14
0
2K
330P
C71
R72
C73
10/16
0.01
C72
0.01
47/6.3
33P
33P
C78
X71
C76
C77
C75
QAX0263-001Z
0.01
C999
KEY2
TH721
NAD0028-103X
4.7K
10K
R761
R762
R749
ST1P
R748
R750
R768
FSU
R767
Q_OUT
R711
P_OPEN
R713
PDETACH
LED
R719
SSTOP
R720
AFS
R771
R776
LCDCE
R774
BUSSCK
R775
SI/SO
R777
BUSSO
I/O
IC722
S-24CS16A0I-G-X
C733
470P
REMOCON
1k
R710
Q701
C914
C915
2SA1530A/R/-X
R708
270
0.1
100P
D719
LHQ974/LM/-X
D720
LHQ974/LM/-X
C93
4.7/25
C94
C84
C81
C91
RDSDA
RDSSCK
Q2
C9
0.22
RT1N141C-X
KEY1
KEY0
RA723
220k
4.7K
NRZ0065-472X
R760
0
0
10k
10k
10k
0
470
4.7k
4.7k
4.7k
1k
270
R715
270
R716
R709
5.6k
Q710
D718
RT1N441C-X
LHQ974/LM/-X
R92
AFS
220/10
C722
C721
0.047
C741
0.047
ENC1
ENC2
LCDDA
LCDCL
220k
RxMTxM
470
R758
R759
10k
10k
470
R765
R763
R846
R847
UPD78F1167GC
2.2K
2.2K
1K
1K
1K
R718
4.3K
R754
R845
R780
R779
R799
S2UDT
U2SDT
SCLK
RDSSCK
RDSDA
LED
GND
VDD
DE_CLK
220K
220K
47K
R733
R725
R726
BUSINT
HPDATA
LC75344M-X
22/16
C461
R462
HPCK
HPSTB
0
R161
C165
1
R162
2.2/50
2.2/50
2.2/50
C184
C174
C168
0
0
R152
R142
C175
C185
470P
470P
220/10
Q923
RT1N141C-X
0
C732
R919
T.M
R722
R769
NRZ0065-222X
R753
4.7K
R849
ST1P
IC723
R755
10k
RESET
S723
UDZW6.2B-X
R756
QSW0648-001Z
D732
C437
4.7/16
IC431
C427
4.7/16
C463
0.1
10
47K
R163
47K
10K
0
RA721
RA722
NRZ0065-222X
4.7k
R728
R727
5.6k
10K
R724
R740
100
S-80833CNNB-G-W
MAINRESET
C730
2.2k
47/6.3
100K
R439
100K
R429
R464
0
VMUTE
R164
R166
IC161
TDA7416
C187
C177
FAN
PBRK
HPSTB
HPDATA
HPCK
W-MUTE
MUTE
VOLCK
VOLDA
VOLMUTE
PON
R723
47K
33k
R751
R752
HNDLEREM
TELMUTE
DIMMER
AMPKILL
ANT
KEYDATA
0.01
47k
C731
R757
47K
SBRST
D731
R437
R165
47K
220
2.2/50
2.2/50
TELCONT
PS2
1SS355W-X
6.8K
W-MUTE
C267
HPMUTE
IC421
10/16
VOLMUTE
CHR
CHL
LINE-R
LINE-G
LINE-L
SAOUT
SACLK
VMUTE
SAOUT
SACLK
VOLCK
VOLDA
NJM4565E-X
R427
6.8K
6.8k
R436
C434
C433
150P
4.7/25
C423
C424
150P
4.7/25
R426
6.8k
10
0.1
R463
C465
47/16
LINE-L
LINE-G
LINE-R
R373
100K
0
R371
R381
0
R372
0
D785
1SS355W-X
Q784
RT1P141C-X
D784
UDZW11B-X
R714
100k
100k
R712
QSW0451-001
S701
L722
NQL114K-470X
BATTDET
C464
P_OPEN
RT6N430C-X
R434
R431
Q432
D431
1k 100
1SS355W-X
47k
R435
R440
0
47k
1SS355W-X
R425
D421
R424
Q422
RT6N430C-X
24K
R386
36K
R388
IC371
R384
100K
C380
NJM2792V-X
220/10
0
R382
R387
C378
0.0015
C783
47/16
UDZW5.1B-X
D716
S702
D783
QSW0451-001
D903
Q976
D782
MC2836-X
Q783
RT1P141C-X
UDZW11B-X
PDETACH
1SS355W-X
R385
RT1P141C-X
UDZW5.1B-X
D717
RT1N441C-X
R383
100K
R374
100K
C784
47/16
R421
47/6.3
4.7/25
4.7/25
C373
C384
C391
C392
36K
4.7/25
24K
C389
R782
R781
Q782
47/6.3
HPMUTE
2SA1530A/R/-X
CN421
QGA2006C1-04
L431
NQR0007-002X
L430
NQR0007-002X
L421
NQR0007-002X
0.022
C430
1001k
4.7/25
C356
C336
4.7/25
47k47k
D302
1SS355W-X
R892
1K
D891
MC2836-X
R893
3.3k
RT1N141C-X
0.001
C910
R353R343
C326
4.7/25
C346
4.7/25
R337
0
R357
0
47K
R358
47K
R347
R328
0
R327
0
R308
2.2k
R307
10
C315
R301
5.1K
220/10
C908
22/16
R306
Q304
RT1N141C-X
TEL
R882
10K
R881
47k
Q892
Q881
C891
C892
0.1
0.1
C881
22/16
DIMMER
AMPKILL
2SC3928A/R/-X
!
IC901
R2S25400DS-E
12K
R905
Q901
R906
RT1P141C-X
6.8K
100/16
R907
Q902
1K
RT1N141C-X
C909
PON
I/O
SI/SO
BUSSO
R804
100k
R803
22K
R801
R802
100
47K
C802
22P
HD74HC126FP-X
IC801
24K
R375
B106
B103
36K
R377
220/10
C379
4.7/25
36K
R378
B104
B105
0.0015
24K
R376
C374
C377
MC2836-X
R976
R390
2.2
C390
100/10
R891
47K
Q781
RT1P141C-X
D781
Q891
RT1N141C-X
C781
47/6.3
TELMUTE
MUTE
TELCONT
0.1
0.1
10/16
100/10
C903
C905
C904
C906
MACC5V
ANT
R977
18k
56k
0.1
470
470
C782
Q977
R413
L411
10
NQL114K-470X
220/10
0.047
IC411
C411
C412
MM1510XN-X
180
R417
C413
6.8k
R412
1.5
RT1P441C-X
Q192
C191
47/6.3
D192
1SS355W-X
R355
1SS355W-X
R333
47k
1SS355W-X
1SS355W-X
R323
1SS355W-X
47k
47K47K
R338R348
27k
ILL
R885
47k
PBRK
TB2904HQ
C338
1/16
C358
1/16
C348
1/16
C328
1/16
R805
IC301
1k
R349
D885
1SS355W-X
R886
4.7k
Q885
RT1N141C-X
0.047
22/16
C912
C913
10k
R325
R345
!
R340
R339
1k
1k
R360
R359
1k
100P
100P
C339
C359
100P
100P
R350
C349
C329
1k
1k
R330
R329
1k
1k
47k
R304
R302
0
R305
10k
C314
2.2/50
Q303
RT6N430C-X
PARK
R887
10k
C885
10/16
MSW5V
BUSINT
R806
R807
330
R808
22k
R809
100
R810
C803
47K
0.047
R197
1K
R335
R354
1K
0
D354
R334
0
D334
R324
D324
0
R344
D344
0
1K
1K
C313
0.01
C330
0.1
C303
C304
C305
C306
D303
D304
D981
CRS03-W
D982
CRS03-W
D851
CRS03-W
R902
9.1K
R903
4.7K
DIMOUT
SCK
BUSSCK
100K
C804
22P
470
C312
C350
0.1
D306
R821
10
FAN
HNDLEREM
DOUTMUTE
C414
VOUT
330/6.3
Q191
RT6N430C-X
R191
0
820
R192
Q354
RT6N430C-X
Q334
RT6N430C-X
Q324
RT6N430C-X
Q344
RT6N430C-X
C311
4.7/16
CRS03-W
R822
C316
C360
0.1
C340
0.1
D308
CRS03-W
C307
C308
C309
D307
R981
C851
D852
CRS03-W
2SC4485/ST/-T
470
Q822
RT1P141C-X
Q821
RT1N141C-X
270
TC7SET08F-X
R401
470
R405
0
47/16
D305
C981
0.1
22k
R825
TX
K411
0
NQR0201-004X
R415
R416
75
R414
1K
0
0
B921
R410
UDZW6.2B-X
R356
100
R336
100
R326
100
R346
0.01
C310
D309
D310
R982
2.2K2.2k
0.1
R851
D821
IC401
C415 C416
100P 0.01
C192
470P
100
10K
Q823
UDZW12B-X
NQR0007-002X
470P
C141 C151
RT1N441C-X
C821
D831
22p
C401
NQR0201-004X
K922
470P
47K 47K
R141 R151
D151
D141
D152
D142
470
C155
R155
0.47
100P
100P
C335
C355
100P
100P
C345
C325
Q301
Q302
RT1P441C-X
0.01
C302
C902
2.2/50
GND
C801
NI
CRS03-W
C822
10/16
10/16
K831
UDZW6.2B-X
R402
10
K401
NQR0007-002X
D401
CRS03-W
L401
NQR0007-002X
0.01
0.01
K402
C402
C403
NQR0007-002X
TEL
PARK
ILL
D301
CHR
R403
470
R406
0
UDZW11B-X
R901
NI
C889
C823
0.01
C301
1k
R883
R404
2.2
ANALOGGND
0.022
C331
GND
47/16
R894
100k
C901
QEZ0768-278
CHL
D801
QGA2001C1-02
QGA2001C1-02
C831
100P
C404
100/6.3
R193
R194
0
QQR1695-001
D901
!
J801
QNZ0095-001
IC402
TOTX177L
C405
C156
0.047
L901
GS1J-X
D902
1N5401-F64
SI/SO
22p
C406
100
100
J331
QNN0804-001
CN901
QNZ0607-001
!
SCK
CN821
CN831R832
0.01
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-2
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