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Block diagram
Main board
SPINDLE+
SPINDLE-
POSITION SET
PSW
FEED+
SWITCH
FEED-
TRACKING+
FEED+
TRACKING-
LOAD&FEED
FEED-
FOCUS+
MOTOR
SPINDLE+
SPINDLE
SPINDLE-
MOTOR
SW1, SW2
SW1, SW2
VF1,VF2,
VT1,VT2,
LD,MD,
TRACKING+
TRACKING-
FOCUS+
FOCUS-
PICK UP
Front board
NOT USED
S601 to S620
IC602
KEY MATRIX
REMOCON
KEY0
REMOCON
KEY1
KEY2
LCD1
IC601
COM1
LCD.CLK
LCD
COM2
LCD.SO
DRIVER
COM3
LCD.CE
S1 to S48
SW1,SW2,PSW
LM,MSW
TRV,TVD,
ECM,ECS,
KICK,TRD,FOD
IC561
IC541
DSP
SERVO
&
BTL
TBAL
DAC
DRIVER
FBAL
FE,TE
OUTL
FOCUS-
TRCRS
OUTR
VDET
LDON
IC151
ARF
IC501
CD L.P.F.
BDO
RF AMP
VF1,VF2,
OFTR
VT1,VT2,
CD LCH
/RFDET
MD,LD
CD RCH
RFENV
CJ701
ANT
TU701
FM/AM
TUNER
FM/AM
FM.OSC
IFC
AGC
CD.SENSE
S.METER
/CD.RESET
SD/ST
STATUS
MONO
SUBQ,SQCK
BLKCK,/TLOCK
EQ
/FLOCK,MLD
MDATA,MCLK
IC801
MICOM
TU.LCH
TU.RCH
LRO
RRO
IC321
IC301
OUT LF
POWER
E.VOL
OUT RF
AMP
OUT LR
SDA
OUT RR
SCL
CD.LCH
CD.RCH
LF+, LF-
RF+, RF-
LR+, LR-
IC901
RR+, RR-
REGULATOR
EACH BLOCK
CN901
SPK
BATTERY
CJ321
LINE OUT
2-1
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