Block Diagram - JVC TH-S3 Service Manual

Block diagram

DVD servo section
A,B,C,D,E,F,RF+,PD(CD),PD(DVD),VREFH
DVD traverse
mechanism
LPCO1
LPCO2
LD(CD) CDLDCUR
LD(DVD) DVDLDCUR
Q101 to Q104
F+/-
FM+/- SPDRV,TRSDRV
X351
T+/-
WOUT FODRV,TRDRV
27MHz
VOUT /DRVMUTE
OSC
UOUT /SPMUTE
IC201
COM FG,VHALF
DVD traverse
DRVER
mechanism
TRVSW
Transformer section
Q952,Q953
Q955
STBY 3.3V
REG.
T950
AC IN
TRANS.
Front section
JS500
VOLME
IC501
REMOCON
ILUMI_LED
D5100 ILUMI_DIM
ILLUMINATION
HP-L,HP-R
HEAD HPSW
PHONE
NRST CPURST, /FL_RST
DAC1OUT(Y/G)
DAC2OUT(Cb/B)
IC305
IC453
DAC3OUT(Cr/R)
P3.3V
VCC P3.3V D4V
DAC4OUT(Y/COMP)
2.7V DET
REG.
DAC5OUT(C)
IC302
IC301
MA0 to 10,BA0,BA1
D1.25V
MCK,MDQ0 to 31 D1.25V D2V
DV2.2
DQM0 to 3 ,NCSM REG.
PCMCLK
IC505
NRAS,NCAS,NWE
SDRAM
EXADT0 to 15
EXADR16 to 20
AIN,AOUT 0 to 2,BCK,LRCLK,DCLK
NEXCE, NEXOE
IC509 /FL_RST DDATA,DAC0CS,DAC1CS,DAC2CS
NEXWE
FLASH ROM
LADD0 to 15
EXADT0 to 15
NEXCE IC512, IC513
ADDRESS LATCH
S1 to S6
T901 S1
SCT
F+,F- S2
POWER
TRANS.
S3
POUTRELAY
SCT
A+12V
STBY3.3V
S5
S6 DIODE
BRIDGE
DVD-PON
S4
TO
Q1900
FANCTL
FAN
Q1901
DVD-PON
FAN DRV.
MOTOR
IC130
S4
DVD M9V
REG.
VOL1
S4
VOL2
KEY1
Q1100
S4
S5000 to S5007 KEY2
A+12V
PANEL SW
REG.
REMOCON
A+12V
D5001
STANDBY
DATAIN
CLOCK
STANDBYLED
S3.3V
INITIAL
IC500
RESET
DISPLAY MICOM
F+,F-
P1 to P35
G1 to G13
DI500 X5000
FL DISPLAY 8MHz OSC
DIDO,DICK,DICS,DIRST
F+,F- KEY1,KEY2,VOL1,VOL2
REMOCON,HP-L,HP-R,HPSW
TUL,TUR,TUNED,TUSDATA
TUSCLK,STEREO
TUNER
RX DIN
DAC3OUT
D2V,D4V D2V,D4V
DAC5OUT
VIDEO-SW
PCMCLK+ PCMCLK+ MCLK-DVD
IC706,IC707
PCMCLK- PCMCLK- BCK
CLOCK BUFF.
LRCLK
DACCE0 to 2
SDATA0 to 2
DACDATA
SWMUTE
DACCLK
S2UDT,U2SDT,SCLK S2UDT,U2SDT,SCLK
SWMUTE
SCS,CPURST,UCS SCS,CPURST,UCS
LRMUTE,SWMUTE LRMUTE
OPENDET,CLOSEDET
IC420
DVD-MOTOR1
LM+
DVD-MOTOR2
DVD LM- LOADING
MOTOR
mechanism
POUTRELAY
DRV. DVD-PON
FANCTL
EEPROMDATA
Q2110
DIODE
IC412
EEPROMCLK
A30V
-5V -5V
BRIDGE
EEPROM
REG.
-24V
Q1000
-VDISP
FL -24V
IC411
REG.
RESET
D1500 D2V
IC150 Except for A version
DVD3.3V DVD3.3V
IC400
RDATA,RCLK
REG.
RDS DECODER
D1400 D4V
IC140
DVD5V DVD5V
REG.
Q1600
M9V
Q1601
TU9V
TU9V
REG.
A+16V
DIDO
DICK
A+12V
DICS
DIRST
KEY1,KEY2
Q1200
VOL1,VOL2
A+5V A+5V
REMOCON
REG.
HPSW
IC180
A3.3V A3.3V
REG.
IC241
2.5V
2.5V
/SMUTE
REG.
Q2700
HP-L
IC270
Q2720
HP-R
HP
Q2750
AMP
HP MUTE
Micom / Video / Audio section
AVCIN
AVCOUT Q4102
AVVLR
SW
TUNED,TUSDATA
TUSCLK,STEREO
IC300
VIDEO
IC310
DAC1OUT
SW
DAC2OUT VIDEO
DAC4OUT
DRV.
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-Y/CMIX
VIDEO-RGB
INT/PROG
R/C,G,B
SDATA3_AD
X2300
MCLK-DVD
IC230,IC231
CLOCK GEN.
IC410
SYSTEM
MCLK
/RESET MICOM
CKOUT MCLK
IC220
/ADC_RST
A/D
LOUT
TUL
ROUT
TUR
SELECT1
IC210
SELECT2
INPUT SEL.
LRCK-DVD
BCLK-DVD
CKOUT
IC225,IC235
LRCK
DRV & FF
CKOUT
IC600,IC601
BICKI
DRV & FF
SDATA0
SDATA1
VOL_DATA
SDATA2
VOL_CLK
SYS-PON
/VOL_RST
CKOUT
BICK
OUT2_A,OUT2_B
OUT7_A
OUT3_A,OUT3_B
OUT7_B
OUT4_A,OUT4_B
IC250
IC240
OUT8_A OUT5_A,OUT5_B
OUT8_B OUT6_A,OUT6_B IC254
DIGITAL
IC258
AUDIO
HALF BRIDGE
PROCESSOR
AV
COMPULINK3
DIGITAL IN
(OPTICAL)
VIDEO OUT
Y,Cb,Cr
(COMPONENT)
Except for
Scart terminal
A version
section
AUDIO L/R IN
AUDIO
R/C,G,B
COMPOSITE/Y VIDEO
SCART
TERMINAL
TVL
AUXL
TVR
AUXR
AUX IN
FL,FR
SL,SR
SPEAKER
C,SW
TERMINAL
2-1