JVC KD-S721R, KD-S723R Schematics

A

B

C

1

2

3

4

5

g
m

Pickup

VA, VB , VC, VE
VF, MD, LD

CN501

IC521

RF AMP

FEED
SPINDLE
FOCUS
TRACKING
LOADING

IC501

BTL

DRIVER

SEL,TEB
RF,RFRP
FE,SBAD
TE,RFGO

LM0, LM1

IC541

DSP & DAC

BUS0~3, BUCK
CCE, RST

L-CH
R-CH

IC581

CD LPF

CD_L
CD_R

IC161

E.VOLUME

L-CH
R-CH

TU1

TUNER PACK

OUTFL, OUTFR
OUTRL, OUTRR

J1

IC301

POWER AMP.

KD-S723R/KD-S721R

Block dia

ra

CP961

KEY MATRIX

S601~S620

KEY0~2

IC601

LCD

DRIVER

LCD_CE
LCD_CL
LCD_DA

COM1~3
S1~S48

LCD1

REST, SW1~4

CJ601

KEY0~2
LCD_CE

CP601

LCD_CLK
LCD_SO

IC701

CPU

2-1

MUX

RDSDA

RDSSCK

IC71
RDS

DETECTER

REAR L
REAR R

LINE OUTPUT

KD-S723R/KD-S721R

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