Block Diagram - JVC KD-AR8500 Service Manual

QQ
3 7 63 1515 0

Block diagram

CD servo control section
AD0 to AD11
IO0 to IO3
IC653
CAS, RAS,OE, WE
DRAM
PICK UP
TRACKING
&
FOCUS
COIL
LOAD/FEED
MOTOR
SPINDLE
MOTOR
SW1
SW2
SW3
SW4
TE
L 13942296513
REST
SWITCH
TO
SD CARD
OEL
MODULE
www
2-1
http://www.xiaoyu163.com
MP3STB, MP3RST
IC652
SDO
MP3/WMA
BCKO
DEC
LRCKO
BCK
LRCK
DATA
VT1, VT2, VF1, VF2,MDI, LDO, VREF
TRACKING+
TRACKING-
FOCUS+,
FOCUS-
LOAD/FEED+, LOAD/FEED-
SPINDLE+, SPINDLE-
SW1, SW2, SW3
SW4
IC501
CPU
REST
SDCS,SDDO,SDCK
SDDI,SDWP,CDET1
OEL & Key control section
REM
RST
IC461
IC881
REMOCON RESET
A1 to A21
IC471
D0 to D15,RE
SRAM
A1 to A21
D0 to D15
RE,RY/BY
IC491
MEMRST
FLASH
D0 to D7
RE,SEL0,SEL1
S441 to S446
KEY1
S448 to S451
KEY2
S453
KEY MATRIX
x ao
y
. i
http://www.xiaoyu163.com
8
VOUTL, VOUTR
IC401
DACML,DACMC
24BIt DAC
DACMD
IC601
BUS0 to 3,BUCK,
CCE,DSPRST,RWSEL
CD RF &
SERVO
FMO, DMO
TRO, FOO
IC681
LOAD, LD/FE
CD
DRIVER
CDRESET,B.DET, P.DET
CDMUTE,CDREQ
PICTCLK,PICTDI
Q Q
3 6 7 1 3
BUSSO,BUSSI
BUSIO,/BUSIO BUSSI/SO
IC503
BUSSCK BUSCLK
J-BUS BUFF
IC502
E2PROM
KEYDA,DISPCE
DISPDA,DISPCK
PICTDI,PICTCLK
Sound mix section
IC801
CPU
AUDIO DSP
ROUT
LOUT
ENC1
ENC2
CONVERTER
IC401
Front,Rear
ENCODER
u163
.
2 9 9 4 2 8
IC410
CD LPF
CD.L-CH
CD.R-CH
1 5 0 5 8 2 9 9 4
A DATA3
IC301
ADSP-REQ,ADSP-CS,ADSP-SCK
ADSP-DO,ADSP-DI,ADSP-RST
CCC_RST, CCC_MCK
CCC_MDT, CCCMLEN
IC101
IC201
IC102
DAC_PDN, DAC_CSN
DAC_CLK, DACCDTI
CC
IC202
R-LCH+/-,R-RCH+/-
DAC
m
F-LCH+/-,F-RCH+/-
Front,Rear
co
9 9
DSP sectio
CDSCK, CDLRC
2 8 9 9
PICTCLK
PICTDI