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KD-SX998R,KD-SX997R
Block diagram
CN251
L, R
5
J1 ANT TU1 FM/AM TUNER
FM VT AM VT FM/AM OSC TU.R TU.L
IC251 SUBWOOFER
SWL SWR
IC161 E.VOL
OUTLF OUTRF
VA,VB VE,VF MD,LD
IC601 RWSEL IC571 CD RF IOP 24bit DAC
DACML SEL TEB RFGC DACMC DACMD DACCS DSPRST SDO
VOUTL VOUTR
IC572 CD LPF
CD.L-CH CD.R-CH
IC361 Lch LINE AMP
INLF INLR
IC301 POWER AMP
SEEK/STOP SD/ST FM/AM MONO SM SQ AFCK OUTRF OUTRR INRF INRR
4
TE,FE RFDC RF RFRP
LRCK BCK
IC653 SRAM
IO0~IO7 AD0~AD16 OE,CE,WR
IC31 PLL
PLLCE PLLDA PLLCL PLLDI
CN601
IC381 Rch LINE AMP
FRONTL REARL FRONTR REARR OUTLF+ OUTLFOUTRF+ OUTRFOUTLR+ OUTLROUTRR+ OUTRR-
REST REST SWITCH LOAD/FEED LOAD/FEED+ MOTOR LOAD/FEEDSPINDLE SPINDLE+
IC621 D.SERVO & DSP
BUS0 BUS1 BUS2 BUS3 BUCK CCE DSPRST
BCK LRCK DATA
IC652 MP3 DEC
CD.L-CH CD.R-CH
3
MOTOR
SPINDLE-
SW1,SW2 SW1,SW2
A,B,E,F
LOAD/FEED+ LOAD/FEEDSPINDLE+ SPINDLEFMO TRACKING+ DMC TRACKINGTRO FOCUS+ FOO FOCUS-
MP3RST MP3DA MP3CK CDRESET DISCSEL CDMUTE CDREQ B.DET P.DET /BUSIO BUSIO BUSSI BUSSO BUSSCK
CDMUTE CDREQ CDRESET B.DET P.DET BUSSI/SO BUSSI/SO BUSCLK
VOLDA VOLCL
SUBWMUTE
IC701 CPU
RESET BUSSO I/O BUSINT BUSSCK
EPROMCLK EPROMDO EPROMDI
IC771 EPROM IC702 RESET
PICKUP VR,MD,LD
FOCUS+ FOCUSTRACKING+ TRACKING-
IC681 LOAD CD DRIVER LD/FE
CDON SW1,SW2,RESET
IC501 CPU
IC503 J-BUS BUFF
BUSSI/SO BUSCLK
J321 LINE OUT
CN901 SPK BATT
2
IC601 LCD DRIVER EN601 ENCODER
LCDCE LCDDA LCDCL KEY0~KEY2 REMOCON ENC1 ENC2
CN501 CN601
LCD
COM1~COM3 S1~S68
CN101 CN701
AUX.L AUX.R REMOCON ENC1,ENC2 LCDCE,LCDDA LCDCL KEY0,KEY1,KEY2
IC801 JVC BUS
SI/SO SCK
AUX,L AUX,R
S601~S617 KEY MATRIX
IC602 REMOCON
J601 AUX IN
J801 CH.L CH.R CHANGER CONTROL
1
A
B
C
D
E
F
G
2-1
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