Jvc KD-SHX751 Schematic
SCHEMATIC DIAGRAMS
CD/SD RECEIVER
KD-SHX751
CD-ROM No.SML200504
Area suffix
E ------------- Southern Europe
EX ------------ Northern Europe
EY ------------- Eastern Europe
EU ------------------------- Turkey
PICT
Block diagram
Standard schematic diagrams
Printed circuit boards
SOURCE
T/P
DISP
BACK
BAND
MENU
KD-SHX751
2-1
2-2
2-7 to 9
COPYRIGHT 2005 Victor Company of Japan, Limited.
No.MA163SCH
2005/4
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
PICK UP
LOAD/FEED
MOTOR
SPINDLE
MOTOR
SW1
SW2
SW3
SW4
REST
SWITCH
LCD
MODULE
FOCUS+
FOCUSTRACKING+
TRACKINGVF1, VF2
VT1, VT2
MD, LD
LOAD/FEED+
LOAD/FEED-
SPINDLE+
SPINDLE-
SW1, SW2, SW3
SW4
REST
CD servo control section
CN601
VF1,VF2, VT1,VT2
MDI,LDO, VREF
CD RF
& SERVO
TRACKING+
TRACKINGFOCUS+
FOCUS-
LOAD/FEED+
LOAD/FEEDSPINDLE+
SPINDLE-
VREF
CD DRIVER
CN602
SW1, SW2, SW3
SW4
IC501
CPU
REST
LCD & Key control section
IC471
SRAM
A1 to A21
D0 to D15
RE
CN871
D0 to D7
RE,SEL0,SEL1
A1 to A21
D0 to D15
IC491
FLASH
S441 to S446
S448 to S451
S453
KEY MATRIX
RE,RY/BY
MEMRST
KEY0
KEY1
KEYIN
BUS0 to BUS3
BUCK
CCE
IC601
FMO
DMO
TRO
FOO
PVREF
DSPRST
IOP
IC681
CDON
LD/FE
LOAD
PDATA,PCLK, CDRESET
B.DET,P.DET, CDMUTE,CDREQ
BUSSO,BUSSI
BUSIO,/BUSIO
BUSSCK
IC881
RESET
RST
IC801
LCD
DRIVER
ENCODER
MP3DA
MP3CK
MP3STB
MP3RST
MP3REQ
KEYDA,DISPCE
DISPDA,DISPCK
PICTDI,PICTCLK
ENC1
ENC2
IC401
IC573
X571
CLOCK GEN.
SCK
DATA
BCK
LRCK
IC652
MP3/WMA
DEC
MP3DA
MP3CK
IC502
EPROM
IC503
BUSSI/SO
BUSCLK
J-BUS BUFF
IC461
REMOCON
REM
Sound mix section
IC401
SOUND FIELD
IMAGE DSP
SDOUTA
IC411
CC
CONVERTER
SDO
BCK
LRCK
BK-LCH
BK-RCH
CCC_RST, CCC_MCK
CCC_MDT, CCCMLEN
MCLK
BICK
SDTI
LRCK
CN501
CN801
IC412
DAC
DSP section
CDSCK, CDLRCK, CDDATA
CN721
CN701
PICTCLK
PICTDI
DAC_PDN, DAC_CSN
DAC_CLK, DACCDTI
F-LCH+/F-RCH+/-
CD RESET
PON,CDMUTE
CDREQ
IC701
CONTROL
MICOM
VOLDA
VOLCK
REMOCON
DISPCK
DISPDA
DISPCE
RST_101E
KEYDATA
AK_IRST
AK_SRST
AK_REQ
AK_SCLK
AK_SI
AK_SO
DIRNCLK
DIRNSDINA
DIRNLRCLK
DIRNABLK
VOLMUTE
E.VOLUME
E.VOLUME
F-LCH+/F-RCH+/BK-LCH
BK-RCH
IC360
IC362
LPF
Main amplifier section
CODE1, CODE2, CODE3
PMKICK
PM+, PM-
RDS_CLK, RDS_DATA
DSP_TUNER_IIC_SDA
DSP_TUNER_IIC_SCL
DSP-INITIAL
BUSENABLE
DSP_TUNER_IIC_SDA
DSP_TUNER_IIC_SCL
E2PROM DI
E2PROM DO
E2PROM CLK
RESET
/BUS_I/O
BUSSI
BUSSO
BUS_I/O
BUSSCK
BUSINT
IC165
IC265
IC10
DSP
IC703
EPROM
IC702
RESET
IC710
J-BUS
BUFF
IC365
SELECTOR
Q991
DRIVER
CONTROL
KAGC2, AF_SAMPLE1
AF_HOLD2, SDA, SCL
AGC1_1, AGC1_2
D1_1, D1_2
JBUS_SI/SO
JBUS_SCK
FRONTL
FRONTR
REARL
REARR
EACH
BLOCK
IC991
PAN EL
DRIVER
TU1
FM/AM
TUNER
IC382
SUBWFER
IC381
SUB
WOOFER
LINE.IN-L, LINE.IN-R
Changer-L
Changer-R
IC171
IC271
LINE AMP
IC951
POWER
AMP
IC901
REGULATOR
ST.REMOCON
AMP
AMP
FRNTL_OUT
FRNTR_OUT
REARL_OUT
REARR_OUT
OUT1
OUT2
FL+, FLFR+, FRRL+, RLRR+, RR-
ACC
CN992
CN991
J1
ANT
ST.
REMOCON
CN381 CN341CN702
SUB
WOOFER
OUT
LINE IN
CN351
CD
CHANGER
FRONT
CN345
LINE OUT
REAR
LINE OUT
CN901
SPK
BATTERY
PAN EL
CAM
SWITCH
PAN EL
MOTOR
2-1
Standard schematic diagrams
DSP section
C28
10/16
C29
10/16
C34 C35
4.7/6.3
C14
L30
NQR0129-003X
NI
C42
0.1
C44
4.7/6.3
C43
0.1
C21
0.001
C22
0.001
C45
4.7/6.3
RFON
To CN501
(SHEET 5)
TU1
CN721
J1
QAM0556-001
*
TP33
TP32
BUSENABLE
QGB2027M5-20S
CDSCK
CDLRCK
CDDATA
R7204
NI 0.01
0.01
C7201
PICTDI
PICTCLK
R9000
NI
R9004 C36
L1
D1
D2
R1
C13
390pNINININI
C7C8C9
0.01
C7202
NQL79GM-4R7X
MA111-X
MA111-X
NI
390p
C10
NI
R2
1k
C1
0.0022
C2
47/16
C3
390p
C4
47/16
C5
390p
R3
0
R4
0
R5
330
R6
330
R7
100
R8
100
R9
27k
R10
27k
NI
C11
C12
R7201
R7202
R7203
L7201
0.01
Q7201
0.01
C7203
C7204
UN2211-X
NI
0
0
47
Q7202
UN2211-X
Q1
R12
10k
1k
R13
2SB815/7/-X
Q2
10
R11
UN2211-X
PON
CDREQ
PSAVE2
CDRESET
JBUS_SCK
JBUS_SI/SO
NI
C6
CDMUTE
DIRNBCK
DIRNLRCLK
DIRNSDINA
0
0
0.022
C82
R93
0
C30
NI
C31
220p
C32
QAX0781-001Z18p
X1
C33
10p
C37
0.01
0.1
180p
L31
2.2
R91
0
R92
0
0.1
100p
C41
C40
C47
4.7/6.3
C46
0.1
L40
NQR0129-003X
R2401
6.8k
C2404
0.001
R1401
6.8k
C1404
0.001
R3401
47k
R2503
6.8k
R1503
6.8k
C3402
0.047
R3403
470
C85
100/6.3
C48
NI
L41
C1501
100p
10
R3405
12k
12k
R1404
R2404
C1401
C3401
C2401
47/6.3
2.2/50
2.2/50
R2402
R1402
47k
47k
C2402
C1402
0.0047
0.0047
220p
TP13
TP11
C81
IC10
SAF7730HV/N224A
0.1
C50 C51
0.1
22/6.3 0.047
10
100
C86
R40
R41
NI
C49
100p
C2501
NI
C998
R1000
0.047
NI
C52
C997
NI
R1504
C1502
10k
R2504
C2502
10k
0
0.022
C80
1/50
1/50
R42
2.2k
R85
R84
1
C53
TP21
R43
2.2k
BA00BC0WFP-X
TP15
TP16
R82
TP17
TP18
C76
C79
0.022
10/6.3
R74
0
R73
0
R72
0
C75
NI
TP19
TP20
R69
100
R68
100
C69
NI
R78
100
R64
100
R63
100
R58
47k
C78
C63
0.01
0.022
C72
0.01
C62
C77
220/6.3
0.01
C60 C61
0.1 100/6.3
C59
NI
C56
100p
R44
C55
0.1
C54
47/6.3
IC11
0.033
C57
100p
L61
NQR0129-003X
0
R45
DSP_TUNER_IIC_SDA
DSP_TUNER_IIC_SCL
0.1
0.1
R94
2.7k
47/6.3
47/6.3
R95R96
18k47k
C91
C92
C90
C89
C70
C71
100p
100p
100p
C66
C67
C68
C65
470p
R59
1.8
D11
1SR154-400-X
NI
R60
10
C87
0.1/50
C88
C993
10/6.3
D12
1SR154-400-X
QGA2501C1-02
CN991
L63
C3801
0.0033
R71
100p
100p
C64
1
00
L62
R48
C9096
0.01
DGND
PMKICK
UDZS3.9B-X
Q991
UN2211-X
100
R70
100
R67
R66
R65
R49
10k
NI
NI
NI
R992
R993
IC991
BA6956AN
R991
1k
D991
CDDATA
100
CDLRCK
100
CDSCK
100
Q30
UN2211-X
NI
R994
RESET_7730
D719
D718
R772
820
R771
820
SML-310LT/MN/-X
SML-310LT/MN/-X
D721
NI
PICTDI
PICTCLK
0
0
NI
R775
R7401
PM+
PM-
C991
C992
0.047
100/10
QGA2001C1-04
CN992
CODE1
CODE2
CODE3
QGF1041C1-16W
R780
6.8k
R779
6.8k
R778
6.8k
CN701
R7402
4.7
4.7
L705
L706
To CN801
4.7
L704
DIRNLRCLK
DIRNBCK
DIRNSDINA
(To SHEET 3)
LINE.IN-L
LINE.IN-R
SUBWFER
CODE1
CODE2
CODE3
PM+
PM-
PMKICK
RDS_CLK
RDS_DATA
DSP-INITIAL
RESET_7730
DSP_TUNER_IIC_SCL
DSP_TUNER_IIC_SDA
BUSENABLE
RFON
PSAVE2
PON
CDRESET
CDREQ
CDMUTE
Chenger-L
Chenger-R
JBUS_SCK
JBUS_SI/SO
8V
5V_REG
SW5V
VDD5V
REMOCON
ACC5V
DSP3.3V
PSAVE2
DISPCE
DISPDA
DISPCK
DETACH
9V
SLOT
18V
ILMI
10V
KEY
(SHEET 2)
DSP3.3V
Q701
UN2211-X
PANELRST
PANEL3.3V
RST_101E
C725
0.01
C726
D722
MA8056/M/-X
D717
MA8056/M/-X
D716
MA8056/M/-X
D714
MA8056/M/-X
D715
MA8056/M/-X
D713
MA8056/M/-X
D712
MA8056/M/-X
D711
MA8056/M/-X
D710
MA8056/M/-X
D709
MA8056/M/-X
(SHEET 4)
2-2
SHEET 1
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