2-1
REST
SWITCH
LOAD&FEED
MOTOR
SPINDLE
MOTOR
PICK UP
REST
IC681
CD
DRIVER
IC621
D.SERVO
& DSP
IC501
CPU
IC652
MP3 DEC
IC601
CD RF
IC572
CD LPF
IC503
J-BUS
BUFF
IC571
24BIt DAC
BUS0 to 3
BUCK,CCE
DSPRST
FE,TE
RFGC,RF
RFRP,RFDC
SEL,TEB
FMO,DMO
TRO,FOO
LOAD/FEED+
LOAD/FEED-
SPINDLE-
T
TRACKING-
FOCUS+
FOCUS-
VA,VB
VE,VF
MD,LD
VREF
MP3CK,MP3DA,MP3STB,MP3RST
REST
SW1
SW2
I
R
I
E
ANT
LOAD/FEED+
LOAD/FEED-
SPINDLE-
VA,VB
VE,VF
LD,MD
VREF
KEY
LCD
LCD
ENC
DIMO
AUX
VOUTL,VOUTR
DACML,DACMC,DACMD
BCK
LRCK
DATA
SDO
BCK
LRCK
CD.L
CD.R
CDRESET
B.DET,P.DET
CDMUTE
CDREQ
CDR
CDM
CDR
B.DE
P.DE
SI/SO
SCK
BUSSI/SO
BUSCLK
LOAD,LD/FE
RWSEL
CN001
FOCUS &
TRACKING
COIL
T
TRACKING-
FOCUS+
FOCUS-
CD mechanism control section
Main
IC502
EPROM
Block diagram
(For KD-AR470, KD-G420, KD-G524 and KD-G525)
SW1, SW2
SW1,SW2
CN601
CN501
CN101
CN701
J1
BUSSI
BUSIO
/BUSIO
BUSSCK
SDA
SCL
S601 to S614
S616, S617
KEY MATRIX
KEY0
KEY1
KEY2
IC601
LCD DRIVER
LCD1
LCD DISPLAY
COM1 to COM3
S1 to S52
LCDCL
LCDDA
LCDCE
IC602
REMOCON
REMOCON
EN601
ENCODER
AUX.L
AUX.R
LCD & Key control section
D601 to D619
D645,D646
LIGHTING
DISPLAY
AUX
INPUT
CN601
J601
Q640,Q641
DIMMER
CONT.
ENC1
ENC2
DIM_CON