Block Diagram - JVC TH-S9 Service Manual

Block diagram

<Main body section>
DVD servo section
A, B, C, D, E, F, RF+, PD(CD), PD(DVD)
DVD traverse
mechanism LD(CD), LD(DVD)
Q101 to Q104
FM+/-
F+/-
WOUT
VOUT T+/-
UOUT SPDRV, TRSDRV, FODRV, TRDRV
IC201
COM /DRVMUTE, /SPMUTE, FG, VHALF
DVD traverse
DRVER
mechanism
XV-THS9, XV-THS7
SD card interface section
SD CARD
Power section
Q951, Q953
FL SW, -VDISP SW
IC953
B5V, D5V
B5V REG.
DVD-PON
SYS-PON
IC901 T901
SWITCH POWER
REG. TRANS.
IC951 D5V
D970
D5V REG.
DVD3.3V
DVD5V
Q954,Q955
AC IN DVD5V SW
DIODE
BRIDGE
Q958 to Q961
A+12V
A+/-12V REG. A-12V
FL section
F+,F-,-VDISP
B5V,D5V
IC511
REMOCON
REMOCON
DI-CK
X501 DI-DT
DI-CS
8MHz
DI-RST
IC501
DISPLAY
ILLUMI
MICOM DIMMER
G1 to G13 Q551, Q552
S1 to S35
HEADPHONE
DI501 D551
OUT
FL DISPLAY ILLUMI. LED
EXADT0 to 15, EXADR16 to 20
NEXCE, NEXOE, NEXWE
LPCO1, LPCO2
CDLDCUR, DVDLDCUR
EXADT0 to 15
X351
NEXCE
27MHz
IC301
MA0 to 10, BA0, BA1
DV2.2
MDQ0 to 31, DQM0 to 3
NCSM,NRAS, NCAS, NWE, MCK
TRVSW
S2UDT
U2SDT
SCLK
SCS
CPURST
UCS
LRMUTE
SWMUTE
SDCLK
SDCD
SDCMD
SDDATA1
SDDATA2
SDDATA3
SDDATA4
CN501 CN503 CN502
CN409 CN402 CN403
System control section
CPURST
SCS
F+,F-
S2UDT
-VDISP
B5V
D5V
SYS-PON, DVD-PON
U2SDT
IC471
M9V UCS
DVD-5V
SCLK
X4701
DVD-4V SYSTEM
8MHz
M9V
+12V MICOM
-12V Q4821 VOL-MUTE, VOL-DT, VOL-CK, SETUP, TU, L-R
AM-BEAT
AM-BEAT
SW-PON
CUT
RESET-IN/RST
Q4702
S-MUTE
IC472
RESET
REMOCON
DI-CK, DI-DT
DI-CS, DI-RST
Key section
S521 to S52
D511
S526 to S528
STANDBY
OPERATION
LED
KEY
Q511
JS541
HP-L
KEY1
HP-R
VOL1
STANDBY KEY2
HP-DET
VOL2
Audio signal input/output section
IC509
SW.P.ON, SETUP
FLASH ROM
LADD0 to 15
IC512, IC513
LATCH
Q1131
IC505
Q1133
S_MUTE
SDRAM
Q1135
TU-SW
S.MUTE
AIN
DAC0CS
IC152
BCK DAC1CS
IC581
LRCK DAC2CS
IC591
DACPDN
IC704
DDATA
AUDIO
ADC
DCLK
SW
AOUT0
AINL &
AOUT1
AOUT2
AINR
AMP.
L-R
Q1251
IC701 TUNER
Q1252
to
RX
IC703
COUT TU_L, TU_R
YOUT
DAC
IC531
CrOUT
CbOUT
OUT-L
FAOUTL AMP.
COMPOUT OUT-C
FAOUTR OUT-R
OUT-SW
RAOUTL
RAOUTR OUT-SL
CAOUT
OUT-SR
RX
SWAOUT
CN504 CN442 CN441
CN401 CN412 CN411
Video input/output section
OUT-L, OUT-R
VIDEO-MUTE1
ADINL
IC476 VIDEO-MUTE2
ADINR
VIDEO-YCMIX
AMP.
DIN
VIDEO-RGB
VIDEO-LPF
C, CV-Y1, Y2-G
CB-B, CR-R
U2SDT
IC474
UCS
AUX-L
IC473 SW
SCLK
AUX-R
Q4811, Q4812
SWPON
SW-PON
Q4801, Q4802
SMUTE
S-MUTE
DRIVER
HP-L HPOUT-L
IC601
HP-R HPOUT-R
HP
AMP.
TU-L, TU-R
TU-SW
TU-DI, TU-DO
TU-CK, TU-CE
VOL-1
Q4091, Q4092
TU-PON
VOL-2
STAND-BY
OPENSW, CLOSESW
KEY1
KEY2
TOPEN TRAY+
HPDET
IC493
TCLOSE TRAY-
HP-L
TRAY DRV.
HP-R
<Subwoofer section>
SYSTEM
CONN.
C, SW
SL, SR
IC158
L, R
to
IC160
AMP. HPOUT_L
HPOUT_R
+IN 1, +IN 2
C IN, SW IN
IC153
Mini Din
VOL_MUTE
6CH
CONN.
VOL_DT
VOL.
VOL_CK
IC151
AUDIO
SW
DIGITAL
DIN
IN
AUX-L
AUX-R
AUX IN
IC431
VIDEO
DRIVER
CR-R Cr
COMPONENT
CB-B Cb
VIDEO OUT
Y2-G Y
C
C
CV-Y1
CV
CV-Y1
IC441
VIDEO
CV
SW
C
G
R/C
SCART
R
B
TERMINAL
R/C
SCART-LIN, SCART-RIN
TU-L
IC475, IC478
TU-R
TUNER AMP.
Tuner
Pack
TU9V
TU9V REG.
TO
TRAY
MOTOR
AC IN
AVC-OUT
AV
AVC-IN
AVVLR
Q4703
COMPULINK
Amplifier section
IC201
FLOUT
POWER
RY271
AMP. FROUT
FCOUT
RY272
SLOUT
IC202
POWER
SROUT
AMP.
RY273
C, SW
IC301
SL, SR
SW_SIG
L, R
AMP.
SR_SIG
IC302
AMP.
AD_SL AD_L
AD_C AD_R
CN273 CN272 CN271
CN502 CN372 CN501
TO SW
SW_SIG
SPEAKER
Q523 to Q525
IC303
PROTECTOR
AMP.
PROTECT
SP_RELAY-
IC601
Q603
MICOM
Q604
P.ON_SIG
IC602 LED
D561
RESET
LED
Q542
FAN ON
P.ON_SIG
LOW VOLTAGE
DETECTOR
Q3702
Q3703
P.ON_SIG
Q3704
Q501 to Q505
POWER CONTROL FAN
& PROTECTOR DRV.
+5V +12V
FAN
MOTOR
Q152 Q151
5V_REG. 12V_REG.
+7V -7V
D165 D166
7V_REG. -7V_REG.
+VH, -VH
D151, D152
+VL, -VL
CN151
T101
RY101
POWER
TRANS.
Power/Micom
section
2-1