Block Diagram - JVC KD-NX901 Service Manual

Block diagram

DVD section
FOCUS
A,B,C,D,E,F,F1CD,F2CD,F1DVD,F2DVD
& VREFH,HANGUP,RF+,RF-,LPC1,LPC2
TRACKING
COIL
LPCO1
Q101
LD+ DVDLDCUR
Q102
LPCO2
Q103
LD+
CDLDCUR
Q104
PICK UP
/DRVMUTE
TRDRV
FODRV
VHALF2
F+,F-
TRSDRV
T+,T-
DRVCONT
LM
IC201
FLM+
DRIVER
LOAD&FEED FLM-
M
MOTOR
H1+,H1-
SBRK
H2+,H2-
SPDRV
H3+,H3-
/SPMUTE
SM1 to SM3 IC251
SPINDLE FG
VH
M SP MOTOR
MOTOR
DRIVER
MA0 to MA11
MDQ0 to MDQ15
DQM0,DQM1
BA0,BA1,MCK
NWE,NCSM
IC399 NCAS,NRAS
SDRAM
EXADT0 to EXADT15
EXADR16 to EZADR20
EXDAT0 to EXDAT15
NEXOE,NEXCE
IC398 NEXWE,/FL_RST
FLASH ROM
SW1 to SW3
SW1 to SW3
SW4,TRVSW
SW4,SW5
LCD & Key switch section
EN832
ENCODER
OCS,CS,RES
RS,WR,RD ENC1
LCD
DB0 to 7 ENC2
DISPLAY
KEY0 REMOCON
KEY1
KEY2
S8301 to S8316
KEY MATRIX
REMOCON
ERROR
AVRTM
STVLD
STCLK
STD0 to STD7
STENA
IC301
DV2.1
DAC4OUT
IECOUT
EJREQ
LRMUTE
UCS,SCS
SACK,SCLK
U2SDT,S2UDT
CPURST
EPDI
EPDO
EPSK
IC481
EPCS
EPROM
ANT
TRVSW
SW2,SW3
SW1,SW4
IC821
KEADATA
FLASH ROM
DISPSCK
SBD,STB
A0 to A20
SBRST
D0 to D7
S.T.REMOCON
WE,RE,CSO
DISPCE
IC801 DISPDATA
CPU
PS2-LCD
D8601 to D8613
D8619 to D8622
IC841 LIGHTING
DISPLAY
CPU section
A2 to A23
IC521
D0 to D31
FLASH
-WE0/DQM0
-WE2/-DQM2
ROM
-RD/-CASS
-CS0
IC522
FLASH
ROM
-IRL0 to -IRL3,SPD_OUT,CKOUT
LRCKA,BCLAK
IC501
-MICS
GATE,-MICK
CPU
-MILP
MIACK
END_DEC
IC541
DSP BUS2
SCS RXD2,TXD2
SACK TXD,RXD
-UCS SCK,-NAVI_ACK
-MAIN_REQ
STD[0] to STD[7]
SYS_MUTE
STVALID,STCLK
-ADC_CS,RVS
STEN,-SRST,S2UDT
-RESET
U2SDT,-UCS,SCLK
SW1,SW4,DAC4OUT,SPDIF,LRMUTE,SDO0,EJECT
Main section
IC71
RDSDA2
RDS RDSSCK2
DETECTER
DETOUT
PLLDI2
TU1 TU2
PLLCE2
FM/AM FM TMC
PLLDA2
DVD_DATA
PLLK2
TUNER TUNER
DVD_WS
DVD_BCK
LRCKA
BCLKA
DSPNIT,SD,BUSENABLE,DSP_SDA
SDO0 IC11
DSP_SCK,RFON,RDS_SDA,RDS_SCK
DSP
SBRST,DISPSCK,DISPDATA,DISPCE,DETACH,KEYDATA,PS2
IC451
DAC4OUT
DRIVER
FL
FR
DAC_FL
RL
PICT_TXD
IC102
DAC_FR IC101
RR
PICT_RXD
E.VOLUME
LPF
VOICEOUT
VG_FRMUTE
VG_FLMUTE IC401
SERECTER
BUS3
A5 to A10,A12 A2 to A16 A5 to A7
D0 to D15 D0 to D31 D0 to D15
IC512
-RD/-CASS -WE0/DQM0
SDRAM
-WE0/-DQM0 -WE2/-DQM2
-CS4 RD/-WR
-RD/-CASS
IC511
-RAS,-CS3
SDRAM
CKE,CKIO
DQM1,DQM3
A5 to 11
D0 to D15
-WE0/-DQM0
-DIOR
-RD/-CASS
-DIOW
CKIO,-CS_SD
-HDD_CS0
-SD_RET
-HDD_CS1
IC551
-SD_IRQ
SDATA_0
-ATA_RDY
SD CARD
BUS2
-ATA_RET
DSP_RST
IC531
-ATAIRQ
DSP_REQ
ASIC
END-DEC
MCLK,BCLKB
SDDATA_1,LRCKB
-CODEC_RST
IC591
BUS1
DAC
ADC_CLK,ADC_DATA
VOICEGUIDE
VG_FLMUTE
VG_FRMUTE
GPS_TX,GPS_RX
PPS,SPD_IN
-RESET
LRCKA,BCLKA
STD[4] to [6]
VOICEOUT
CN501
CN601
ADC_CLK
IC603 IC602
ADC_DATA
ADC_CS
AD CONVERTER GYRO SENCER
PPS,RXD2
IC601
SW1,SW4,NAVI_RXD TXD2
GPS RECIVER
NAVI_TXD,NAVIDACK
NAVI_SCK,MAIN_REQ
NAVIACK,NAVIRST
SPDIF IC462
SD_SW,EJ,SDIN
EJ,SDIN
OPTICAL JACK
PM+
IC391
PM-
MOTOR
IC702
IC701 PIMKICK
DRIVER
EPROM
CPU
CODE1 to 3
SI/SO
SCK
IC781
JVC BUS
CH-L
CH-R
PBRK,S.T.REMOCON
FLOUT,FROUT
VIDEO_OUT
IC111
SUB WOOFER OUT
SW
SUB OUT
RLOUT,RROUT
FL
FLOUT
RL
IC121
RLOUT
V-FL
FR+,FR-,,FL+,FL-
AMP IC951
FR RL+,RL-,RR+,RR-
POWER
RR FROUT
IC221
AMP
RROUT
V-FR
AMP
IC901
EACH BLOCK
REGULATOR
TO
HDD
FRONT
PANEL
DRIVE
CHANGER
FRONT LINE OUT
VIDEO OUT
STEERINGREMOTE
PARKING BREAK
REAR LINE OUT
SUB WOOFER OUT
SPEAKER
BATTERY
2-1