2-1
IC1
FM/AM
TUNER
Q7600
Q7601
TUNER
SWITCH
IC900
SYSTEM
MICON
Q7700,Q7701
TWIN
INVERTER
BUFFER
AUX.
INPUT
J2100
CN765
CN1
CN766
CN3
CN2
TUL
TUR
FTU
TUDIN
TUDOUT
CE,CLK
CDCMD
CDRST
CDSTAT
CDL,CDR
AUXL,AUXR
9V
FM ANT
AM ANT
FM/AM tuner unit section
Signal processing and system
Block diagram
CD
PICK UP
REST SW
FEED
MOTOR
SPINDLE
MOTOR
CN601
CN602
IC601
RF
&
SERVO
AMP.
A,B
C,D
E,F
LD,MD
IC801
FOCUS
TRACKING
FEED
SPINDLE
BTL AMP.
T+/-
F+/-
SM+/-
FM+/-
/REST_SW
IC251
UNIT
MICON
IC651
DIGITAL
SERVO
&
PROCESSOR
TBAL,FBAL
TE,FE,GCTL
/RFDET
OFT,BDO
ARF,RFENV
TXTD
TXTCK
/RST_DSP
MON
FLAG
DQSY
BLKCK
MLD
MDATA
STAT
MCLK
TRV,TRD
FOD,SPINDLE
/DR_MUTE
PC1,PC2
TXD0
RXD0
RESET
OUTL
OUTR
IC671
DRAM
AD0 to AD10
D0 to D3
/CAS
/DCAS
CASCNT
/RAS
/DRAS
RASCNT
/WE
/DWE
WECNT
IC682
IC681
IC201
EEPROM
E2PSDA
E2PSCL
CD servo and CD system control section
CN251
CN252
CN253
L.SENSOR
S.TR_END
CN1
IC1
TRAY MOTOR DRV.
TR_OP
TR_CL
IC2
POSITION MOTOR DRV.
POS_UP
POS_DOWN
CN2
CN3
SW1 to SW6
SWITCH
TR1_CL to TR5_CL
M.TR_OP
CD tray control section
SW8
SWITCH
IC1
POSITION
SENSOR
CD tray switch
section
CN651
SW7
SWITCH
S.TR_ST
CDSTAT
Q7500,Q7501
FAN
DRIVER
TO
FAN
CN750
SDATAIN
SDATAOUT
TUCLK
TUCE
FANON