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Block diagram
CD MECHA
CD servo control section
VF1
VF2
VT1
FEED+/-
LOAD & FEED
VT2
MOTOR
MD
LD
PSW
POSITION
X521
SET SWITCH
16.9344MHz
SPINDLE
SP+/-
MOTOR
SP+/-
FEED+/-
FOCUS+/-
SW1
TRK+/-
SW2
SW1,SW2
PSW
SW1, SW2
SRAMVDD
CN001
CD PICK UP
VF1, VF2
VT1, VT2
MD, LD
PICK UP
TRK+/-
FOCUS &
FOCUS+/-
TRACKING
COIL
LCD, AUX Jack & Key control section
COM1 to 4
LCD1
IC601
S1 to 50
LCD MODULE
LCD DRIVER
IC602
REMOCON
REMOCON
ENC1 (VOL1)
ENC2 (VOL2 )
EN601
ENCODER
KEY1
S601 to S617
KEY0
KEY2
KEY MATRIX
D601,D602
Control
D604 to D622
Q6001 to Q6003
(COLOR_SW)
LIGHTING
SWITCHING
DISPLAY
DIMOUT
(VDD5V)
D645,D646
Q640,Q641
DIMMER
DIMMER CTRL
D603
ACC5V
POWER LED
AUX.L/R
AUX
INPUT
Main amplifier & System control section
OUTL/R
IC581
CD-L/R
CD L.P.F.
NRST
STAT
IC521
MLD
Q521
MDATA
RF AMP
MCLK
IRQ
NPWDOWN
FOP
TRP
TRVP
SPOUT
LM
MSW
IC501,Q501
BTL DRIVER
VDD5V
IC981
1.5V REG.
Function section
LCDDA
LCDCE
LCDCL
S2441
EJECT
EJECT SW
ILM.10V
D2441 to D2443
LED
X701
8MHz
X702
32.768kHz
TUSDA
TUSCL
SUB-MUTE
MUTE
E2PROM_DI
E2PROM_DO
E2PROM_CLK
IC771
EPROM
RST
IC702,S701
RESET
VOL_SDA
VOL_CLK
Q976,Q977
PS2
VOLMUTE
PS2
IC701
POWER
CPU
DIMOUT
ANT
LCDDA
CD_ON
LCDCE
LCDCL
REMOCON
VOL1
VOL2
KEY0
KEY1
KEY2
EJECT
COLOR_SW
DETACH
S702
DETACH SW
Used for KD-G541, KD-G547
RDSDA
RDSCL
IC71
X71
4.332MHz
RDS DETECTOR
MPXOUT
IC1
X1
FM/AM TUNER
4MHz
TU.L/R
Q251,Q785
SUBW
SUBW
LINE OUT MUTING
Q321,Q331
FRONT
LINE OUT MUTING
Q781
Q782
Q341.Q351
MUTE
REAR
CONTROL
LINE OUT MUTING
MUTE
CD-L/R
FLOUT
FROUT
IC301
IC161
RLOUT
POWER AMP.
RROUT
E.VOLUME
AUX-L/R
CH-L/R
3.3V,SW5V,ACC5V
VDD5V,CD8V,9V,ILM.10V
EACH BLOCK
Q913,Q914
ILM.ADJ
DIMMER
IC901
CONTROL
REGULATOR
ANT
Used for
KD-G544
D851
KD-G545
POWER ANTENNA
KD-G546
TELMUTE
Q891
TELMUTE
Used for
KD-G541, KD-G547
BUSSI, BUSSO, BUSSCK
BUSINT, BUS-I/O, /BUS-I/O
IC801
JVC BUS
Used for KD-G541, KD-G544, KD-G545, KD-G546
Used for KD-G541
J1
ANT
SUBWOOFER L/R
SUBWOOFER
LINE OUT
FRONT L/R
FRONT
LINE OUT
REAR L/R
REAR
LINE OUT
FL+/-
FR+/-
RL+/-
RR+/-
ACC.IN
SPK
EXT
BATTERY
MEMORY
ANT
TELMUTE
CH-L/R
JBUS-SI/SO
CHANGER
JBUS-SCK
CONTROL
STEERING
OE
REMOTE
2-1
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