2-1
Block diagram
SPINDLE
MOTOR
POSITION SET
SWITCH
LOAD&FEED
MOTOR
SW1, SW2
PICK UP
PSW
SW1, SW2
IC501
BTL
DRIVER
IC521
RF AMP
IC581
CD L.P.F.
IC931
5V REGULATOR
IC401
USB
DECODER
VF1
VF2
VT1
VT2
MD
LD
FOP
TRP
TRVP
SPOUT
IRQ
STAT
MLD
MDATA
MCLK
NRST
NPWDOWN
CD-MLD
CD-DATA
CD-MCLK
CD-STAT
CD-NRST
I2C-DATA
I2C-CLK
I2C-REQ
USB-DET
USB_CON
USB-RST
TU1
FM/AM TUNER
IC701
CPU
IC161
E.VOLUME
Q321, Q331
LINE OUT
MUTING
Q785
SUB MUTING
Q301
Q781,Q782
MUTE
DRIVER
IC301
POWER
AMP.
IC901
REGULATOR
EACH BLOCK
TU.L/R
EXT
ACC, REMOTE
ANT
ANT
SW5V,ACC5V
VDD5V,CD8V
3.3V,9V,ILM.10V
MEMORY IN
TELMUTE
TELMUTE
CD-USB.L/R
USB-D+/-
D+/-
POWER, CD_ON, ANT
DIMOUT
ILM.ADJ
FL+/-
FR+/-
RL+/-
RR+/-
VOL_CLK
VOL_SDA
MUTE
SUB-MUTE
MPXW
ANT
SW1
SW2
LM
MSW
FEED+/-
SP+/-
VF1, VF2, VT1, VT2, LD, MD
SP+/-
FEED+/-
TRK+/-
FOCUS+/-
SPK
BATTERY
FSU
AFS
Q-OUT
SSTOP
TUSDA
TUSCL
KEY0 to 2
LCDCL
LCDDA
LCDCE
REMOCON
VOL1
VOL2
OUTL/R
LINE OUT
FRONT
FOCUS &
TRACKING
COIL
TRK+/-
FOCUS+/-
CD mechanism control section
System control & Main amplifier section
S601 to S605
S607 to S618
KEY MATRIX
KEY0
KEY1
KEY2
IC661
LCD DRIVER
LCD1
LCD DISPLAY
COM1 to COM3
S1 to S52
LCDCL
LCDDA
LCDCE
IC681
REMOCON
REMOCON
JS686
ENCODER
D631,D632
VOL LED
D634 to D652
LIGHTING
DISPLAY
CN601
CN701
CN402
CN403
CN401
VOL1
VOL2
ILM.10V
ACC5V
ILM.10V
CHANGER
CONTROL
IC801
JVC BUS
Q891
TEL.MUTE
D851
POWER ANT
BUSSI, BUSSO, /BUS-I/O, BUS-I/O, BUSSCK, BUSINT
JBUS-SCK
JBUS-SI/SO
CH.L/R
STEERING
REMOTE
STEERING
IC702,S701
RESET
IC771
EPROM
RST
SDA
SCL
X702
32.768kHz
X701
8MHz
X521
16.9344kHz
X401
12MHz
Q882,Q883
IC71
RDS
DETECTOR
RDSDA
RDSCL
CN501
CN702
J801
CN901
J321
J1
D5V
MEMORY IN
MUTE
PS2
MEMORY IN
Q976,Q977
ILLUMINATION
DIMIN
Q881
DIMMER INPUT
LFOUT
RFOUT
LFOUT
RFOUT
LROUT
RROUT
LCD/Key control section
USB Jack section
CN001
PSW
Used for
KD-G631,KD-G632
Used for
KD-G634,KD-G635,KD-G638
Used for
KD-G634,KD-G635,KD-G638
X71
4.332MHz
USB
AMPKILL
STBY
FRONT L/R
Q341, Q351
LINE OUT
MUTING
SUB-L.RL
SUB-R.RR
LINE OUT
REAR
REAR/
SUBWOOFER L/R
Used for KD-G631,KD-G632
IC981
1.5V REGULATOR
1.5V
VDD5V