Block Diagram - JVC KD-AR7500 Service Manual

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Block diagram

FOCUS+
FOCUS-
TRACKING+
TRACKING-
VF1, VF2
VT1, VT2
MD, LD
PICK UP
LOAD/FEED+
LOAD/FEED
LOAD/FEED-
MOTOR
SPINDLE+
SPINDLE
SPINDLE-
MOTOR
SW1
SW1, SW2, SW3
SW2
SW3
SW4
SW4
TE
L 13942296513
REST
REST
SWITCH
LCD
MODULE
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CD servo control section
VF1,VF2, VT1,VT2
MDI,LDO, VREF
IC601
CD RF
& SERVO
TRACKING+ FMO
TRACKING- DMO
FOCUS+ TRO
FOCUS- FOO
VREF PVREF
LOAD/FEED+
LOAD/FEED-
IC681
SPINDLE+
SPINDLE-
CD DRIVER
CDON
LD/FE
LOAD
SW1, SW2, SW3
IC501
SW4
CPU
REST
LCD & Key control section
IC471
SRAM
A1 to A21
D0 to D15
RE
D0 to D7
RE,SEL0,SEL1
A1 to A21
D0 to D15
IC491
RE,RY/BY
MEMRST
FLASH
KEY0
S441 to S446
KEY1
S448 to S451
KEYIN
S453
KEY MATRIX
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y
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8
BUS0 to BUS3
BUCK IC573
CCE
X571
DSPRST
CLOCK GEN.
IOP
DATA
BCK
LRCK IC652
MP3/WMA
DEC
MP3DA
MP3CK
MP3STB
MP3RST
MP3REQ
MP3DA
IC502
MP3CK
EPROM
PDATA,PCLK, CDRESET
B.DET,P.DET, CDMUTE,CDREQ
BUSSO,BUSSI
Q Q
3 6 7 1 3
BUSIO,/BUSIO
IC503
BUSSCK
J-BUS BUFF
IC461
REMOCON
REM
IC881
RESET
KEYDA,DISPCE
DISPDA,DISPCK
PICTDI,PICTCLK
RST
Sound mix section
IC801
LCD
DRIVER SOUND FIELD
IMAGE DSP
SDOUTA
ENC1
ENC2
CONVERTER
IC401
ENCODER
u163
.
2 9 9 4 2 8
SCK
SDO
BCK
LRCK
1 5 0 5 8 2 9 9 4
BUSSI/SO
BUSCLK
IC401
BK-LCH
BK-RCH
CCC_RST, CCC_MCK
CCC_MDT, CCCMLEN
IC411
DAC_PDN, DAC_CSN
MCLK
DAC_CLK, DACCDTI
CC
BICK
IC412
SDTI F-LCH+/-
m
DAC
LRCK F-RCH+/-
co
9 9
DSP sectio
CDSCK, CDLR
2 8 9 9
PICTCLK
PICTDI