Block Diagram - JVC KD-LHX505 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

Block diagram

VA,VB
VE,VF
SW1
MD,LD
SW1
SW2
IC601
VREF
SW2
CD RF
REST
REST
SWITCH
LOAD/FEED+
LOAD/FEED
REST,SW1,SW2
LOAD/FEED-
MOTOR
SPINDLE+
SPINDLE IC621
SPINDLE-
VREF
MOTOR D.SERVO
& DSP
LOAD/FEED+
PICK UP
LOAD/FEED- FMO
FOCUS+
SPINDLE+ DMO
FOCUS-
TRO
SPINDLE-
TRACKING+
TRACKING+ FOO
TRACKING-
TRACKING-
VA,VB,VE,VF
FOCUS+
MD,LD
FOCUS-
IC681
VREF
T E
L 1 3 9 4 2 2 9 6 5 1 3
CD DRIVER
R1 to R3
G1 to G3
D8731
Q8751
B1 to B3
to D8733
to Q8768
LCD BACK
DRIVER
LIGHT
D0 to D7
OSC,RES,CS2
LCD
A0,WE,RE/RD
MODULE
XL,XR
Q8701 to Q8704
YD,YU
TOUCH PANEL
TOUCH PANEL
DRIVE
w w w
.
IC573
X571
RWSEL,IOP
CLOCK GEN.
RFGC
RF,FE,TE
SCK
RFRP
SEL,TEB
RFDC
DATA
BCK
CDSDO
LRCK
CDBCK
IC652
CDLRCK
BUS0 to BUS3
BUCK,CCE
MP3 DEC
DSPRST
MP3DA
IC502
MP3CK
EPROM
MP3DA
MP3CK
MP3STB
MP3RST
PDATA,PCLK
MP3REQ
CDRESET
CDON B.DET,P.DET
LD/FE IC501 CDMUTE,CDREQ
CPU
BUSSO,BUSSI
BUSIO,/BUSIO BUSSI/SO
IC503
BUSSCK BUSCLK
J-BUS BUFF
IC815
FLASH
ROM
REMOCON
A1 to A21
D0 to D15
RE/RD,WE
RY/BY,CS1
CL1
CL2
CL3
IC801
RST IC821
LCD
RESET
DRIVER
SBRST
KEYDA,DISPCE
DISPDA,DISPCK
KEY0,KEY1
PICTDI,PICTCLK
KEYIN
X,Y
S8001 to S8007
KEY
MATRIX
x a o
y
i
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8
BUSENABLE
J1
DSP_TUNER_IIC_SDA
DSP_TUNER_IIC_SCL
ANT
TU1
RESET_7730
FM/AM
TUNER
KAGC1
SDA
AF_SAMPLE1
SCL
AF_HOLD
AGC1_1,AGC1_2
D1_1/IFAD_P2
RDS_CLK
D1_2/IFAD_N2
RDS_DATA
SDA,SCL
DSP_INITIAL
SB
Changer-L
CDSCK
Changer-R
CDLRCK
CDDATA
IC10
DSP
CD RESET
PON,CDMUTE
IC701
CDREQ
CONTROLLER
PICTCLK
Q Q
PICTDI 3 7 6 3
E2PROM DI
E2PROM DO
IC703
E2PROM CLK
EEPROM
IC702
RESET
RESET
IC841
REM
REMOCON
DISPCK,DISPDA
DISPCE,RST_101E
KEYDATA
u 1 6 3
.
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2 4
9 9 8
FL
FR
IC191
IC171
RL
IC291
IC271
RR
MIX AMP
LINE AMP
OUT FL
OUT RL
OUT FR
DAC_FL
OUT RR
DAC_FR
IC951
B1 Lch
POWER
IC361 B2 Rch IC365
AMP
LPF
E.VOLUME
IC901
EACH
REGULATOR
BLOCK
IC381
SB
SUB
WOOFER
RDS_CLK AMP
RDS_DATA
DSP_INITIAL
V-FR
VOLDA
V-RR
VOLCK
V-RL
VOLMUTE
V-FL
Q4101,Q4151
AOUT
1 5 1 5 0 Q4201,Q4251 8 9 2 4
BUF AMP
V-NAR,V-BUSY
V-ST,V-RESET
IC402
V-SD,V-SCK
VOICE
CONTROL
A0 to A20
D0 to D7
OCE
IC401
VOICE
Changer-L
/BUS_I/O ROM
Changer-R
BUSSI
BUSSO
BUS_I/O
BUSSCK
JBUS_SI/SO
IC710
BUSINT JBUS_SCK
J-BUS
BUFF
OUT1
PM+
IC991
PM- OUT2
PANEL
DRIVER
CODE1
CODE2
CODE3
m
c o
2
9 9
CN345
FRONT
LINE OUT
REAR
LINE OUT
FL+, FL-
FR+, FR-
RL+, RL-
RR+, RR-
SPK
BATTERY
SUB
WOOFER
OUT
9 8 2 9 9
CD
CHANGER
PANEL
MOTOR
SWITCH
2-1