Block Diagram - JVC KD-AVX2J Service Manual

Dvd/cd receiver
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Block diagram

DVD section
CD VR, DVD VR
FOCUS
Q105 to Q107
CD/DVD
&
TRACKING
A, B, C, D, E, F, RF+, RF-
LPC1, LPC2, HAGUP
COIL
LPCO1
Q101
DVD LD
DVDLDCUR
Q102
PICK UP
LPCO2
Q103
CD_LD
CDLDCUR
Q104
/DRVMUTE
VHALF
TRDRV
FODRV
F+,F-
TRSDRV
T+,T-
DRVCONT
LOAD
IC201
LDIN
FLM+
&
DRIVER
FLM-
LM
M
Q231
FEED
H1+,H1-
H2+,H2-
MOTOR
H3+,H3-
SPDRV
SM1 to SM3
/SPMUTE
IC251
SPINDLE
VH
FG
M
SP MOTOR
MOTOR
DRIVER
MA0 to MA11
MDQ0 to MDQ31
DQM0 to DQM3
BA0,BA1,MCK
NWE,NCSM
IC399
NCAS,NRAS
SDRAM
EXADT0 to EXADT15
EXADR16 to EXADR20
EXDAT0 to EXDAT15
NEXOE,NEXCE
IC398
NEXWE,/FL_RST
FLASH ROM
SW2
SW3
SW1
to
SW1
Q301
SW3
Q302
TRVSW
SW4
SW4,SW5
L-END SW
REST SW
LCD & Key control section
GDC-R, GDC-G
GDC-B, GDC-HD
R, G, B
VCOM
IC651
VGL
SW1, Y/V_SEL
CRM-CS, CRM-DI, CRM-CLK
CHROMA
DAC_OUT
SYNC_OUT
IC472
IC474,Q660
AMP.
SYNC
OEH, CKV
COMFRP
SEPARATOR
STHL, STHR
BLANK
CPH1 to CPH3
OPDA
50/60
NT/PAL, HD
OE1 to OE3
LCD
IC471
STVU, STUD
MODULE
TFT DRIVER
ICPI, OCPO
IC473
VLED1
COMPARATOR
VLED2
GLED1
GLED2
DCLK
W1
DAC0CS
DACPDN
ANT
DAC1CS
DAC2CS
DDATA
ADOUT0 to ADOUT2
Connection section
SRCK
LRCK
DAC0CS, DAC1CS, DAC2CS
DACCK
ADOUT0, ADOUT1, ADOUT2
LRMUTE
DCLK, DACPDN, DDATA
UCS,SCS
SRCK, LRCK, DACCK
SCLK
IC901 to IC903
U2SDT,S2UDT
Y, C
DAC
IC904 to IC906
UCS
LPF
SCS
SCLK
U2SDT
S2UDT
IC907,IC908
LRMUTE
CPURST
IC301
LEVEL
DV3.2
CONVERTOR
CPURST
IC304
RESET
PANEL
SWITCH
EPDIO
EPSK
EPCS
IC481
EPROM
PANEL
M
MOTOR
D1.2V
IC302
2V
FAN
M
to
MOTOR
1.2V REG.
D2V
SW1,SW4
A0 to A20, D0 to D15, RE
WE0, WE1, GDC_CS, GDC_CLK
IC585
IC601
GDC_INT, GDC_RDY, GDC_RST
REMOCON
GDC
REMOCON
C IN, Y IN
KEYDATA
DISPDATA
OSD-SI
DISPCE
RESET
SW2, OSD_R
OSD-CS
OSD_G, OSD_B
DISPCLK
PANEL_RST
OSD-CLK
IC652
IC501,Q501
/RESET
RST
S501
OSD
RESET
IC511
KEY0
MODE1 to MODE3
KEY1
50/60, VD, HD, GDCRST
CPU
KEY2
Q451 to Q453
R/L
KEYIN
S451 to S465
KEY MATRIX
Q401 to Q409
D401 to D416
A1 to A21, CS1
LIGHTING
D0 to D15, RE
IC581
DIMMER
RY/BY, MEMRST
DISPLAY
TFT_LED
FLASH
& LED-SW
ROM
Main amplifier & System control section
L-CH, R-CH
TU1
S.METER, AM_ST/MP, SD/ST
FM/AM
SDA, SCL, QOUT, AFS
TUNER
Used for
Area suffix
SW_MUTE
E/EU/EE
MPX out
FM/AM
5.1CS
RDSSDA
IC31
5.1SDA
RDSSCLK
5.1CLK
RDS
FL
DETECTOR
FR
RL
AOUTL+/-
RR
DVD_RL, DVD_RR, DVD_C
AOUTR+/-
CENTER
LFE
DVD_FL, DVD_FR
UCS
SCS
DVD_LFE
SCLK
SW_SEL
U2SDT
SW_INV
S2UDT
SW_THROUGH
LRMUTE
UCS, SCS, SCLK, U2SDT, S2UDT
LRMUTE, CPURST, SW1, SW4
CPURST
SW1,SW4
MUTE
CHROMA(VIDEO.C)
VIDEO.C
DVD_Y(VIDEO.Y)
VIDEO.Y
PNL_SW1
PNL_SW2
PNL_SW3
PM+
IC881,Q881
PM-
PMKICK
PANEL
DRIVER
Q861
IC701
FAN
FAN
CONTROL
CPU
EEP_CLK
EEP_DAI
IC721
EEP_DAO
EPROM
IC731
RESET
RESET
PNL_KEY
IC741
KEYDATA
PNL_DATA
PNL_CE
PNL_CLK
REMOCON
PANEL_RST
C-PANEL
V-PANEL
DVDSW
SWFREQSEL
D3.3V, S3.3V
A5V
DVDM8V
Q801,Q802
Q825
IC742,IC824
DVDM8V REG.
Q827
SWREG3.3V
-14V SW REG.
MEMORY
CD8V
SW5V
2nd_L
2nd_R
Q101,Q201, Q842
2nd AUDIO MUTING
LINE-L, LINE-R
Q341, Q844
SUB_W
SUB.W MUTING
IC350
5.1ch
CENTER
CENTER MUTING
E.VOLUME
LMUTEO
FL, FR
Q151,Q161,Q251,Q261
RL, RR
Y-com
LINE OUT MUTING
IC331,IC332
SUB.W
OUTBFL, OUTBFR
OUTBRL, OUTBRR
SW & AMP.
ACOUTSW
Q843
Q374
MUTE
OUTLF
ACINL
OUTRF
VOLDA
ACINR
VOLCK
ACOUTL
IC321
IC322
VOLMUTE
ACOUNTR
E.VOLUME
H.P.F
AMPKILL
STBY
Q373
TELMUTE
TEL
Q848
PARK
PBRK
Q848
DIMMER
ILL
Q847
PON
IC801
ANTCTL
REGULATOR
EACH BLOCK
VDD5V, SW5V, ACC5V
Used for Area suffix
A9V, CD8V, MEMORY
J/A/U/UN
CHL, CHR
I/O, BUSINT
BUSSO, BUSSCK
IC941
SCK
SI/SO
JVC BUS
Used for Area suffix J/E/EU/EE
D991,Q701
LED
LED
DZONE
DZONE2
BZ951,Q951
BUZZER
BUZZER
Q952,Q953
PS2
PS2
VIDEOIN
IC921,IC932
CHROMA, DVD_Y
VIDEO & CHROMA SW
PANEL17V
MICON3.3V
-14V
PANEL3.3V
IC821
Q811
IC743,IC802
CHARGE
PANEL MICON
IC823
POMP
3.3V REG.
PANEL3.3V REG.
2nd_L
2nd
2nd_R
AUDIO OUT
HPMUTE
REVERSE
BKLAMP
Q849
GEAR SIGNAL
LINE INPUT
SUB_W
SUB.W.OUT
Q342
CENTER
CENTER.OUT
FL, FR
FRONT/REAR
RL, RR
LINE OUT
IC371
POWER
MUTE
AMP.
FRONT L+/-
FRONT R+/-
REAR L+/-
REAR R+/-
SPK
ACC,EXT
BATTERY
ANT
AUTO ANT
D982
POWER ANTENNA
AV BUS
CN871
ST_REM
OE REMOTE
VIDEO OUT
IC931
DZONE SW
VIDEO IN
IC933
Y/C MIX
SWREG_5V
D5V, M5V, S5V
IC822
5V SW REG.
MEMORY
2-1

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