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
LD+
LD+
PICK UP
F+,F-
T+,T-
FLM+
LOAD&FEED FLM-
M
MOTOR
H1+,H1-
H2+,H2-
H3+,H3-
SM1 to SM3
SPINDLE
VH
M SP MOTOR
MOTOR
IC398
FLASH ROM
SW1 to SW3
SW1 to SW3
SW4,TRVSW
SW4,SW5
LCD & Key switch section
OCS,CS,RES
RS,WR,RD
LCD
DB0 to 7
DISPLAY
KEY0
KEY1
KEY2
S8301 to S8316
KEY MATRIX
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LPCO1
Q101
DVDLDCUR
Q102
LPCO2
Q103
CDLDCUR
Q104
/DRVMUTE
TRDRV
FODRV
VHALF2
TRSDRV
DRVCONT
LM
IC201
ERROR
DRIVER AVRTM
STVLD
STCLK
STD0 to STD7
STENA
SBRK
IC301
SPDRV
DV2.1
/SPMUTE
IC251
FG
DAC4OUT
IECOUT
DRIVER
MA0 to MA11
EJREQ
MDQ0 to MDQ15
LRMUTE
DQM0,DQM1
UCS,SCS
BA0,BA1,MCK
SACK,SCLK
NWE,NCSM
U2SDT,S2UDT
IC399 NCAS,NRAS
CPURST
SDRAM
EXADT0 to EXADT15
EXADR16 to EZADR20
EPDI
EXDAT0 to EXDAT15
EPDO
NEXOE,NEXCE
EPSK
NEXWE,/FL_RST IC481
EPCS
EPROM
TRVSW
SW2,SW3
SW1,SW4
IC821
KEADATA
FLASH ROM
EN832
DISPSCK
ENCODER SBD,STB
A0 to A20
SBRST
D0 to D7
WE,RE,CSO S.T.REMOCON
DISPCE
ENC1
IC801 DISPDATA
ENC2
CPU
REMOCON PS2-LCD
D8601 to D8613
D8619 to D8622
IC841 LIGHTING
REMOCON DISPLAY
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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
IC501
-MICS
CPU
-MILP
MIACK
END_DEC IC541
DSP
SCS RXD2,TXD2
SACK TXD,RXD
-UCS SCK,-NAVI_ACK
-MAIN_REQ
SYS_MUTE
-ADC_CS,RVS
-RESET
SW1,SW4,DAC4OUT,SPDIF,LRMUTE,SDO0,EJECT
Main section
IC71
RDSDA2
RDS RDSSCK2
DETECTER
ANT
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
IC401
VG_FLMUTE
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
LRCKA,BCLAK -SD_RET
-HDD_CS1
IC551
-SD_IRQ
SDATA_0
-ATA_RDY
GATE,-MICK SD CARD
BUS2
-ATA_RET
DSP_RST
IC531 -ATAIRQ
DSP_REQ
ASIC
END-DEC
BUS2 MCLK,BCLKB
SDDATA_1,LRCKB
-CODEC_RST
IC591
BUS1
DAC
STD[0] to STD[7] ADC_CLK,ADC_DATA
VOICEGUIDE
STVALID,STCLK VG_FLMUTE
STEN,-SRST,S2UDT VG_FRMUTE
U2SDT,-UCS,SCLK 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
IC462
SD_SW,EJ,SDIN SPDIF
EJ,SDIN
OPTICAL JACK
PM+
IC391
PM-
MOTOR
IC702
IC701 PIMKICK
DRIVER
EPROM
CPU
CODE1 to 3
IC781
JVC BUS
PBRK,S.T.REMOCON
FLOUT,FROUT
VIDEO_OUT
IC111
SUB WOOFER OUT
SW
SUB OUT
RLOUT,RROUT
FL
FLOUT
RL
IC121
RLOUT
V-FL
IC951 FR+,FR-,,FL+,FL-
AMP
FR RL+,RL-,RR+,RR-
POWER
RR FROUT
IC221
RROUT AMP
V-FR
AMP
IC901
EACH BLOCK
REGULATOR
TO
HDD
FRONT
PANEL
DRIVE
SI/SO
SCK
CH-L
CHANGER
CH-R
FRONT LINE OUT
VIDEO OUT
STEERINGREMOTE
PARKING BREAK
REAR LINE OUT
SUB WOOFER OUT
SPEAKER
BATTERY
2-1