Block Diagram - JVC KD-AVX1 Service Manual

Block diagram

FOCUS
&
TRACKING
COIL
PICK UP
LOAD&FEED
M
MOTOR
SPINDLE
M
MOTOR
SW1 to SW3
Panel-A section
DRV_SEN
DRV_DATA
DRV_SCK
DRVRESET
IC471
TFT
DRIVER
RED,GREEN,BLUE,REF
VTS,VCK,EN,DWN,PCG
WIDE,HST,XSTBY,RGT
HCK1,HCK2,PSIG,COM
LCD1
LCD MODULE
2-1
DVD servo control section
A,B,C,D,E,F,F1CD,F2CD
F1DVD,F2DVD,VREFH
LPC1,LPC2
LPCO1
Q101
DVDLDCUR
LD+
Q102
LPCO2
Q103
CDLDCUR
LD+
Q104
F+,F-
T+,T-
IC201
FLM+
DRIVER
FLM-
H1+,H1-
H2+,H2-
H3+,H3-
IC251
SM1 to SM3
SP MOTOR
DRIVER
SW1 to SW3
SW4,TRVSW
SW4,SW5
S451 to S464
KEY MATRIX
A1 to A21
D0 to D15
KEY0
RE,CS1
KEY1
RY/BY
KEY2
IC581 MEMRST
ROM
SDA
SCL
IC521
EEPROM
A0 to A20
D0 to D15
IC601
VSEL GDC
GDC-R
GDC-G
DRV-R
GDC-B
DRV-G
RGB-R
IC645
DRV-B
RGB-G
VIDEO
RGB-B
SW
GDC-HD
GDC-VD
DRV-HD
IC646
DRV-VD
RGB-HD
2CH
RGB-VD
MPX
EPDI
EPDO
EPSK
EPCS
MA0 to MA11,MDQ0 to MDQ15
DQM0,DQM1,BA0,BA1,MCK
NWE,NCSM,NCAS,NRAS
AOUT3,BCK
LRCK,PCMCLK
DACPDN
/DRVMUTE
DACOCS
TRDRV
DCLK,DDATA
FODRV
VHALF
TRSDRV
DRVCONT
LM
IC301
DV2.1
SPDRV
/SPMUTE
DAC4OUT(COMPOSITE),IECOUT(TX)
FG
LRMUTE,UCS,SCS,SCLK,U2SDT,S2UDT
EXADT0 to EXADT15
EXADR16 to EXADR20
EXDAT0 to EXDAT15
NEXOE,NEXCE
NEXWE
NRST
SW1,SW4
TFT_LED
DIMMER
D401 to D413
LED
S501
RESET
RESETSW
IC511
CPU
IC501
RST
RESET
DISPDATA,DISPCLK
DISPCE,KETDATA
RGBDATA,RGBCLK
SYNCSW,50/60
REMOCON
IC585
REMOCON
IC481
EPROM
IC399
SDRAM
IC401
D/A
AOUTL+
AOUTL-
AOUTR+
AOUTR-
L-CH
IC411
R-CH
AMP
IC398
FLASH ROM
/FL_RST
CPURST
IC304
RESET
BACK
LIGHT 1
Panel-B section
IC651
Comp to RGB
RGB-R
VIDEO
RGB-G
RGB-B
RGB-HD
RGB-VD
RGBDATA
RGBCLK
SYNCSW
50/60
DISPDATA
DISPCLK
DISPCE
KETDATA
REMOCON
RESET
ANT
LINE IN &
SUB.W.OUT
CHANGER