JVC KD-LH3100, KD-LH3150 Schematics
KD-LH3150,KD-LH3100
SCHEMATIC DIAGRAMS
CD RECEIVER
KD-LH3150,KD-LH3100
ARSENAL rogo
LINE in
Line output level
WARRANTY
SOUND
ATT
U
SOURCE
F
R
D
VOL
VOL
SOUND
ATT
U
SOURCE
F
R
D
VOL
VOL
KD-LH3150J
KD-LH3150C KD-LH3100J
4 V 4 V 2 V
2 YEAR 1 YEAR 1 YEAR
KD-LH3150
KD-LH3150
KD-LH3100
KD-LH3100
KD-LH3150
Area Suffix
J -------------------------- U.S.A.
C --------------------- CANADA
KD-LH3100
Area Suffix
J -------------------------- U.S.A.
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
2-1
2-2
2-5,6
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.
No.49838SCH
2003/05
KD-LH3150,KD-LH3100
Safety precaution
!
!
Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.
Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.
Block diagram
KD-LH3150,KD-LH3100
5
SW1
SW1
SW2
VA, VB
VE,VF
MD,LD
IC601
CD RF
RWSEL,IOP
IC571
24bit DAC
VOUTL
VOUTR
IC572
CD LPF
SW2
DACML
REGC
REST
REST
SWITCH
LOAD/FEED
MOTOR
4
SPINDLE
LOAD/FEED+
LOAD/FEED-
SPINDLE+
SPINDLE-
REST,SW1,SW2
CN601
MOTOR
RF,FE,TE
RFRP
SEL,TEB
RFDC
IC621
D.S ERVO
BUS0 to BUS3
BUCK,CCE
DSPPST
BCK
LRCK
DACMC
DACMD
DACCS
DSPRST
DATA
BCK
LRCK
SDO
IC652
MP3 DEC
& DSP
IC501
CPU
BUSSO,BUSSI
BUSIO,/BUSIO
BUSSCK
MP3DA
MP3CK
MP3STB
MP3RST
CDRESET
B.DET,P.DET
CDMUTE,CDREQ
IC503
PICK UP
FOCUS+
FOCUSTRACKING+
TRACKINGA,B,LD,E,F,VR
MD,LD
LOAD/FEED+
LOAD/FEEDSPINDLE+
SPINDLETRACKING+
TRACKINGFOCUS+
FOCUS-
FMO
DMO
TRO
FOO
IC681
CDON
CD DRIVER
3
J-BUS BUFF
BUSSI/SO
BUSCLK
CD.L-CH
CD.R-CH
J1
ANT
CN501
CN601
CD RESET
PON,PS2
CDMUTE,CDREQ
FM/AM
TUNER
FM/AM
MRC
PLLDI
PLLCK
PLLDA
PLLCE
SM
SD/ST
TU1
IC701
CPU
IC912
EQCLK
EQDATA
EQLA
EQ
LPF1
LPF2
TU.L
TU.R
CD-L
CD-R
CH.L
CH.R
ACOUTL
ACOUTR
ACINL
ACINR
LIN.L
LIN.R
IC911
E.VOLUME
VOLDA
VOLCLK
VOLMUTE
IC132
OPEAMP
IC131
SWL
SWR
OUT FL
OUT RL
OUT FR
OUT RR
REGULATOR
SWITCH
FL
FR
RL
RR
KD-LH3150 J/C only
KD-LH3100 J only
IC901
EACH BLOCK
IC281,IC301
LINE AMP
IC951
POWER
AMP
CN901
SPK
BATTERY
FL+, FLFR+, FRRL+, RLRR+, RR-
J121
FRONT
LINE OUT
REAR
LINE OUT
SUB WOOFER OUT
EN801
ENCODER
VOL1,VOL2
CN802
DB0 to DB7
OSC,RES,CS
RS,WR,RD
KEY0 to KEY2
KEYIN
2
LCD
MODULE
S802 to S818
IC802
FLASH
ROM
IC801
LCD
DRIVER
A0 to A19
D0 to D7
RE,WE
EXROM,CS1
ROMCNT
KEYDA
DISPCE,DISPDA
DISPCK
RST
KEY
IC803
RESET
IC805
REMOCON
REMOCON
CN801
CN701
SI/SO
SCK
REMOCON
DISP SCK
DISP DATA
DISP CE,KEY
BUSSO
BUSI/O
BUSSCK
BUSINT
IC781
J-BUS
BUFF
CH-L
CH-R
SI/SO
SCK
LINE IN
CN141
KD-LH3150 J/C only
CD
CHANGER
CN902 CN131
MATRIX
1
AB CD E F G
2-1
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