Block Diagram - JVC KD-SHX751 Service Manual

Block diagram

CD servo control section
FOCUS+
FOCUS-
TRACKING+
TRACKING-
VF1, VF2
VT1, VT2 VF1,VF2, VT1,VT2
MD, LD MDI,LDO, VREF
PICK UP
IC601
CD RF
& SERVO
TRACKING+
LOAD/FEED+ TRACKING-
LOAD/FEED
LOAD/FEED- FOCUS+
MOTOR FOCUS-
VREF
LOAD/FEED+
LOAD/FEED-
IC681
SPINDLE+ SPINDLE+
SPINDLE
SPINDLE- SPINDLE-
CD DRIVER
MOTOR
SW1
SW1, SW2, SW3 SW1, SW2, SW3
SW2
SW3
IC501
SW4 SW4
SW4
CPU
REST
REST REST
SWITCH
LCD & Key control section
IC471
SRAM
A1 to A21
D0 to D15
RE
D0 to D7
LCD RE,SEL0,SEL1
MODULE
A1 to A21
D0 to D15
IC491 RE,RY/BY
MEMRST
FLASH
KEY0
S441 to S446
KEY1
S448 to S451
KEYIN
S453
KEY MATRIX
BUS0 to BUS3
BUCK IC573
CCE
X571
DSPRST
CLOCK GEN.
IOP
SCK
FMO
DMO
DATA
TRO
BCK SDO
FOO
LRCK IC652 BCK
PVREF
LRCK
MP3/WMA
DEC
MP3DA
MP3CK
MP3STB
MP3RST
CDON
MP3REQ
LD/FE
LOAD
MP3DA
IC502
MP3CK
EPROM
PDATA,PCLK, CDRESET
B.DET,P.DET, CDMUTE,CDREQ
BUSSO,BUSSI
BUSIO,/BUSIO BUSSI/SO
IC503
BUSSCK BUSCLK
J-BUS BUFF
IC461
REMOCON
REM
IC881
RESET KEYDA,DISPCE
DISPDA,DISPCK
PICTDI,PICTCLK
RST
Sound mix section
IC801
IC401
LCD
BK-LCH
SOUND FIELD
DRIVER
BK-RCH
IMAGE DSP
SDOUTA
CCC_RST, CCC_MCK
CCC_MDT, CCCMLEN
IC411
ENC1
MCLK
ENC2
CC
BICK
CONVERTER SDTI
IC401
LRCK
ENCODER
DSP section
CODE1, CODE2, CODE3
PMKICK
PM+, PM-
CDSCK, CDLRCK, CDDATA
RDS_CLK, RDS_DATA
DSP_TUNER_IIC_SDA
DSP_TUNER_IIC_SCL
DSP-INITIAL
CD RESET
PON,CDMUTE
CDREQ
IC701
CONTROL
MICOM
VOLDA /BUS_I/O
VOLCK BUSSI
VOLMUTE BUSSO
BUS_I/O
REMOCON
BUSSCK
DISPCK
BUSINT
DISPDA
DISPCE
RST_101E
KEYDATA
PICTCLK
PICTDI
AK_IRST
AK_SRST
AK_REQ
AK_SCLK
AK_SI
IC165
AK_SO
DIRNCLK E.VOLUME
DIRNSDINA
DIRNLRCLK
DIRNABLK
IC265
E.VOLUME
F-LCH+/-
F-RCH+/-
BK-LCH
BK-RCH
DAC_PDN, DAC_CSN
DAC_CLK, DACCDTI IC360
IC412
IC362
F-LCH+/-
DAC
F-RCH+/-
LPF
Main amplifier section
Q991
DRIVER
IC991 OUT1
CONTROL
OUT2
PANEL
DRIVER
KAGC2, AF_SAMPLE1
AF_HOLD2, SDA, SCL
AGC1_1, AGC1_2 TU1
D1_1, D1_2
FM/AM
IC10
TUNER
DSP
BUSENABLE
DSP_TUNER_IIC_SDA
DSP_TUNER_IIC_SCL ST.REMOCON
E2PROM DI
E2PROM DO
IC703
E2PROM CLK
EPROM
IC382
AMP
IC702
RESET
IC381
RESET
SUB
SUBWFER
WOOFER
AMP
LINE.IN-L, LINE.IN-R
IC710
J-BUS
Changer-L
BUFF
Changer-R
JBUS_SI/SO
JBUS_SCK
FRONTL FRNTL_OUT
FRONTR FRNTR_OUT
IC171
REARL_OUT
REARL
IC271
REARR_OUT
REARR
IC365 LINE AMP
SELECTOR
FL+, FL-
FR+, FR-
IC951 RL+, RL-
RR+, RR-
POWER
AMP
ACC
EACH IC901
BLOCK REGULATOR
PANEL
CAM
SWITCH
PANEL
MOTOR
J1
ANT
ST.
REMOCON
SUB
WOOFER
OUT
LINE IN
CD
CHANGER
FRONT
LINE OUT
REAR
LINE OUT
SPK
BATTERY
2-1