Block Diagram (For Uh3,Un3 And U3 Version) - JVC KD-G465 Servise Manual

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3 7 6 3 1 5 1 5 0
Block diagram
(For UH3, UN3 and U3 version)
VF1, VF2, VT1
VT2, LD, MD
PICK UP
TRACKING+,
TRACKING-
FOCUS+,
FOCUS &
FOCUS-
TRACKING
COIL
CN001
FEED+
LOAD&FEED
FEED-
MOTOR
POSITION SET
PSW
SWITCH
SPINDLE+
T E
SPINDLE L 1 3 9 4 2 2 9 6 5 1 3
SPINDLE-
MOTOR
SW1, SW2
SW1, SW2
LCD & Key control section
IC681 S601 to S618
REMOCON KEY MATRIX
KEY0
KEY1
IC661
REMOCON KEY2
LCD
LCDCL ENC1 DIMMER
DRIVER
LCDDA ENC2
LCDCE
Q671
COM1
COM2 DIMMER
COM3
S1 to S52
LCD1
D630 to D653
LCD LIGHTING
JS686
DISPLAY ENCODER DISPLAY
w w w
.
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Main amplifier & CD servo control section
LM0, LM1
DMO BUS0 to 3
FOO BUCK
FMO CCE
IC501
IC541
TRO RST
CD
DSP
DRIVER
SPINDLE+ BCK
SPINDLE- LRCK
FEED+ AOUT
FEED-
TRACKING+
TRACKING-
FOCUS+
FOCUS-
SW1, SW2, PSW
VF1, VF2 BCK
VT1, VT2 LRCK
IC481
MD, LD
SDTI
DAC
FE, TE
RFGC, RF
RFRP, RFDC
SEL, TEB
IC521
CDRW
RF AMP
MP3REQ
MP3CLK
MP3DOUT AOUTL+
MP3DIN AOUTL-
MP3STBY AOUTR+
MP3RESET AOUTR-
IC581
IC401
ENC1, ENC2
CD L.P.F.
MP3 & WMA
KEY0 to KEY2
LSI
LCD.SCK
LCD.SO
LCD.CE
REMOCON
DIMMEROUT
x a o u 1 6 3
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8
TU.L
TU1
J1
TU.R
FM/AM
ANT
TUNER
FMVT
AMVT
FM/AM
Q781, Q782
MUTE
IC31
CIRCUIT
PLL
SD/ST
MONO
PLLCE SM
PLLDA IFC-CONT
PLLCL SEEK/STOP
PLLDI MUTE MUTE
VOLDA
VOLCL
DAC_CDTI
DAC_CCLK
DAC_CSN
Q Q
DAC_PDN IC701 3 7 6 3 1
CPU
IC702
RESET
SI
SO
I/O
INT
SCK IC801
JVC BUS
SI
c o
.
2 4
9 9 8
Q321, Q331
FRONTL, FRONTR
LINE OUT
MUTING
Q341, Q351
REARL, REARR
LINE OUT
MUTING
IC301
POWER
AMP.
OUTLF, OUTLR
OUTRF, OUTRR
IC161
E.VOLUME FRONT LEFT (+)
EACH BLOCK
FRONT LEFT (-)
FRONT RIGHT (+)
FRONT RIGHT (-)
5 1 5 0 8 9 2 4 9
REAR LEFT (+)
IC901
REAR LEFT (-)
REAR RIGHT (+)
REGULATOR
REAR RIGHT (-)
CN901
SPK
BATTERY
CD.L
CD.R
CH.L
CH.R
CD CHANGER
CH.SCK
CONTROL
SI/SO
m
2
9 9
J321
LINE OUT
8 2 9 9
2-11