Block Diagram (Un) - JVC KW-XC88 Service Manual

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Block diagram (UN)

CD servo control section
J1
ANT
VA,VB,VC,VD,VE,VF
LD,MD,VREF
PICKUP
TRACKING+
TRACKING-
CD
FOCUS+
MECHA FOCUS-
SPINDLE+
SPINDLE-
FEED+
FEED-
LOADING+
LOADING-
LCD & Key
control section
SW1 to 4
RESET
SWITCH
LCD & Key control section
REMOTE
IC502
RESET
REMOCON
T E
L 1 3 9 4 2 2 9 6 5 1 3
KEY
SWITCH
KEY2
ILL
FRONT
LED
AUX IN
Cassette mechanism control section
MAIN
SUBMO+
MOTOR
SUBMO-
SUB
MOTOR
TAPEIN,MODE
REEL,PHOTO
MOTOR,STANDBY
FWD-L,FWD-R
REW-L,REW-R
HEAD
w w w
.
IC601 CDRW,IOP
RF AMP
RFDC,RFGC
IC661
RFRP,RF,FE
CD
TE,SEL,TEB
DRIVER
FOO,TRO IC621 L-CH
DMO,FMO R-CH IC961
DSP
CD L.P.F.
DAC
CDON BUS0 to BUS3
LM0 BUCK,CCE
LM1 LSI_RESET
BACK
KEY
LIGHT
SWITCH
LED
KEY0
KEY1
KEY3 ILL
LCD RST
LCD CE
LCD SCK
LCD DATA
COM1 to 8
SEG1 to 75 IC501
LCD1
LCD DRIVER
AUXL
AUXR
BUS SI
BUS SO
SCK
IC402 BUS SCK
BUS INT SI/SO
IC461
MOTOR
BUFFER
DRIVER
PREQ,SI/SO
SUBMO+ RESET,P.DET
IC431 A.MUTE
SUBMO-
CPU
FF/REW
DIRECTION
DOLBY,MS
IC401
TAPE-Lch
HEAD AMP TAPE-Rch
x a o
y
i
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8
Main amplifier section
AM_ANT
FM_ANT
Tuner-Lch
Tuner-Rch
TU1
SD/ST,S.METER
FM/AM TUNER
SEEK,MONO
IC21
FM/AM,IFC,FM/AM OSC
PLL
IC791
RESET
RESET,REMOTE
KEY0 to 3,LCD-CE
Q Q
LCD-RESET,LCD-SCK
3 7 6 3
LCD-DATA,ILL RESET
AUX-Lch,AUX-Rch
CH-Lch
Changer
CH-Rch
control
SCK,SI/SO
RESET,PREQ
P.DET
A.MUTE
TAPE-Lch
TAPE-Rch
u 1 6 3
.
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2 4
9 9 8
FRONT-L
FRONT-R
REAR-L
REAR-R
PLLCE,PLLDA
PLLCL,PLLDI
CD-Lch
IC951
CD-Rch
E.VOLUME
FRONT L+
FRONT L-
FRONT R+
VOLSCK
IC701
VOL SO FRONT R-
CPU
1 5 1 5 0 8 9 2 4
BUS_SI
Each block
BUS_SO
BUS_I/O
BUS_SCK
IC761
IC911
JVC BAS
REG
MUTE-OUT CH-Lch
CH-Rch
TAPE-DET
RST-OUT SI/SO TAPE-Lch
SCK
TAPE-PREQ TAPE-Rch
m
c o
2
9 9
LINE
OUT
IC901
POWER IC
REAR L+
REAR L-
REAR R+
REAR R-
9 8 2 9 9
CN911
SPEAKER
BATTERY
2-1