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JVC KD-LH70R Service Manual page 51

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Q Q
3 7 6 3 1 5 1 5 0
Block diagram
5
4
REST
REST
SWITCH
LOAD/FEED
LOAD/FEED+
MOTOR
LOAD/FEED-
T E
L
1 3 9 4 2 2 9 6 5 1 3
SPINDLE
SPINDLE+
MOTOR
SPINDLE-
3
SW1,SW2
SW1,SW2
A,B,E,F
VR,MD,LD
PICKUP
FOCUS+
FOCUS-
TRACKING+
TRACKING-
2
w w w
1
.
A
VA,VB
IC601
RWSEL
IC571
VOUTL
VE,VF
IOP
VOUTR
CD RF
24bit DAC
MD,LD
DACML
SDO
SEL
DACMC
DACMD
TEB
DACCS
IC653
RFGC
DSPRST
TE,FE
SRAM
LRCK
RFDC
BCK
RF
RFRP
IC652
BCK
IC621
LRCK
MP3 DEC
D.SERVO
DATA
& DSP
BUS0
BUS1
BUS2
MP3RST
BUS3
LOAD/FEED+
MP3DA
LOAD/FEED-
BUCK
MP3CK
SPINDLE+
CCE
FMO
SPINDLE-
DSPRST
CDRESET
DMO
TRACKING+
DISCSEL
TRO
TRACKING-
CDMUTE
FOO
FOCUS+
CDREQ
VREF
FOCUS-
B.DET
IC681
LOAD
IC501
P.DET
LD/FE
CD DRIVER
CPU
CDON
/BUSIO
IC503
BUSIO
J-BUS
SW1,SW2,REST
BUSSI
BUSSO
BUSSCK
IC601
ENCODER
COM1 to COM3
LCD
LCD
S1 to S68
LCDCE
DRIVER
LCDDA
LCDCL
KEY0 to KEY2
REMOCON
S601
S617
IC602
to
KEY
REMOCON
MATRIX
x
a o
y
i
B
C
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8
J1
ANT
TU1
FM/AM
TUNER
IC572
CD LPF
SEEK/STOP
FM VT
AM VT
CD.L-CH
FM/AM OSC
CD.R-CH
IC31
PLL
PLLCE
IO0 to IO7
PLLDA
AD0 to AD16
PLLCL
OE,CE,WR
PLLDI
CD.L-CH
CD.R-CH
Q
Q
CDMUTE
3
7
6
3
CDREQ
CDRESET
B.DET
P.DET
BUSSI/SO
BUSSI/SO
BUSCLK
RDSDA
RDSCL
BUSSI/SO
BUFF
BUSCLK
EN601
ENC1
ENC2
LCDCE
ENC1
LCDDA
ENC2
LCDCL
REMOCON
KEY0 to KEY2
u 1 6 3
.
D
E
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2
4
9
9
SUBW OUTPUT
CN251
L, R
IC251
SUBWOOFER
SWL
SWR
OUTLF
TU.R
OUTRF
TU.L
IC161
E.VOL
OUTRF
OUTRR
SD/ST
FM/AM
MONO
SM
FRONTR
REARR
VOLDA
1
5
1
5
0
8
9
2
VOLCL
EPROMCK
SUBWMUTE
EPROMDO
IC771
EPROMDI
EPROM
IC701
CPU
IC702
RESET
RESET
STEERING
IC71
RDS
BUSSO
DETECTOR
I/O
BUSINT
BUSSCK
IC801
JVC BUS
STEERING OUT
SI/SO
SCK
CH.L
J801
CH.R
m
CHANGER
CONTROL
c o
F
KD-LH70R
2
8
9
9
INLF
IC301
INLR
POWER
AMP
INRF
INRR
FRONTL
REARL
OUTLF+
OUTLF-
OUTRF+
OUTRF-
4
9
8
2
9
9
OUTLR+
OUTLR-
OUTRR+
OUTRR-
J321
CN901
LINE OUT
SPK
BATT
G
2-1

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