Jvc TH-A9 Schematic

Block diagrams

Overall block diagram

J1103

68 7

453

IC153

6ch

IC403

DSP

2 1

Volume

SYSTEM

CONNECTOR

IC406

DSP

Micom

J1101

L

IC151

IC401

AUX

IN

R

Input

Select

CODEC

TH-A9

LVA10199-A1

System control/Video IO board

J602

C

Q631

IC401

Unit CPU

S-VIDEOOUT

Y

Q621

J601

CONPOSITE VIDEO OUT

Q641

CN601

CN503

IC554

Video

Encoder

IC501AVDecoder

J802

AV COMPULINK2

CN502

M9V

D3V

D5V

CN501

Audio IO/DSP board

LVA10201-A1

TUNER UNIT

CN801

CN803

CN402

CN805CN804

IC801

CN807

CN802

Micom

System

CN401

CN806

CN812

CN811

CN810

CN106

W812

W811

W810

LED

Disc

SW

Door

SW

Door

Motor

LVA10199-A3 LVA10199-A4 LVA10199-A5

DVD servo board

LVB10244-A1

IC101

Front End

Processor

CN101

FXL-V6T

IC301

Optical

IC201

ADSC

Disc

Controller

IC271

Power supply board

LVA10200-A1

P901

T901

Trans

AC IN

CN961

CN971

FL indicator board

LVA10200-A2

CN701

CN702

IC701

Display

Micom

FL Display

IC711

Receiver

Remocon

2-1

TH-A9

Overall block diagram

TO

CN601 OF

LVA10199-A1

136

CN503

Y OUT

CV OUT

C OUT

IC554

MC44724AVFU

VIDEO ENCODER

(SYSTEM)

31,32

34-36

39-46

49, 50

29

STREAM DATAS

FROM/TO

CN801 OF

LVA10199-A1

(SYSTEM)

5

7139

11

1

CN502

IC503

TC74VHC00FT

HSYNC

VSYNC

OSC

27MHz

IC502

VD 0-7

3

NAX0393-001X

158

142,143,145

148,150,152

154,155,157

177

178

15

13

159 5 8

IC501

ZIVA3-PE0

AV DECODER

206

8-11

2-4,6

IC505

16M SDRAM

KM416S1120DT-G8

(HY57V161610DTC8)

IC504

WAITDEC

CPU DATAS

16M SDRAM

KM416S1120DT-G8

(HY57V161610DTC8)

OSC

1MHZ

FEP

(Front End Processor)

53,54

57,60

LVB10244-A1

ODC

X301

100

NAX0375-001X

IC101

AN8702FH

LD

59, 60

OR GATE

AND GATE

IC311,IC312

IC301

27

85

MN103S13BDA

(Optical Disc Controller)

FM +/-

CN101

WAIT

TC7SH08FU

TC7SH32FU

IC201

ADSC

MN67706ZY

51, 52

3, 17

9, 10

IC271

DRIVER

T+/-

34, 35

IC321,IC322

TC7WH74FU

TC74VHC00FT

84

26

M56788FP-W

31, 32

F+/-

LSI RST

11

50

UNIT CPU

9

CRYSTAL

WAIT

CPU DATAS

1

IC401

MN102L25GHW

7

23

X401

13.5MHz

CSDEC

CPU DATAS

IC402

16M ROM

MSM531622F91G

CN501

D3.3V

D5V

763

M9V

2-2

CN10 OF

FROM / TO

LVA10132-01A1

(FXL-V6T)

DVD 5V

DVD 3.3V

CN803 OF

FROM / TO

LVA10199-A1

DVD 9V

(SYSTEM)

Block diagram (power supply section)

FROM/TO

CN701 OF

LVA10200-A2

(FL)

FROM/TO

CN807 OF

LVA10199-A1

(SYSTEM)

FROM/TO

CN808 OF

LVA10199-A1

(SYSTEM)

TH-A9

F1 1

CN971

LVA10200-A1

Q951

FL SW

CN972

FAN MOTOR

1

P. O N

Q956

+12V 3

CN951

F2

-VDISP6B5V5B5V

2

3

D5V3DVDD5V2DOORM9V7DVDM9V 1

CN961

31

IC953

Q953

-VDISP

B5V REG.

NJM75M05FA

Q954

B5V7DVD P.ON2-12V1INH

8

6

Q955

Q959

Q977

2

4

D957

IC951

D5V REG.

PQ05RD21

D956

Q958

Q960

Q961

1

71

8

T901

TRANSFORMER

L901

F901

AC IN

9

13

QQS0097-001

3

5

4

1

REG.

IC901

SWITCH

STR-G6651

12

16

14

2-3

TH-A9

Block diagram (audio input/output section)

FROM/TO SYSTEM

LOUT1

ROUT1

LOUT2

ROUT2

LOUT3

ROUT3

MUTE

VOL_STB

VOL_DT

VOL_CK

AMP

IC521,531

BA125218F-XE

AMP

IC561,571

BA125218F-XE

AMP

IC581,591

BA125218F-XE

MUTE CTL

Q2501 Q2502

MUTE CTL

Q2521

MUTE CTL

Q2561

MUTE CTL

Q2581

6CH VOLUME

M62446FP-X

15

13

9

8

11

16

39 40 41

INPUT SELECT

IC151

BU4066BCF-X

IC153

31

32

34

35

33

36

MUTE CTL

Q1131

MUTE CTL

Q1133

MUTE CTL

Q1135 Q1137

AMP

IC158

AMP

IC159

AMP

IC160

LVA10201-A1

J1103

SYSTEM CONNECTOR

7

68

453

2 1

CN401

5

4

8

6

10

11

FROM/TO CN806 OF LVA10199-A1 (SYSTEM)

SW.P.ON

S MUTE

L

R

TUNERR

TUNERL

LIN+

LIN–

RIN+

RIN–

AMP

IC501

IC510,511

BA125216F-XE

8,10

11

9

2,4

5,6

12,13

1

3

AUX/TUNER

INPUT SELECT

SW Q1251 Q1252

2

1

AUX

TUNER

RLJ1101

AUX IN

2-4

Block diagram (DSP section)

LVA10201-A1

TH-A9

DSPCLK

DSPSTATUS

DSPCOMMAND

DSPREADY

FROM/TO CN804 OF LVA10199-A1 (SYSTEM)

VOL_STB

VOL_DT VOL_CK

IEC958

D5V D5V

CN402

5 6 7 8

11

15 14

3 2 1

34

DSP

IC403

TC9446F-014

RAM

IC404

W24L011AJ-15X

D3V

13

IC407

PQ3DZ53X

99

1,3-7

83,85-89

84

16-18,22 25,26

VDD

OSC X401

24.576MHZ

45-50,53

UPD784215AGC103

18-20,22

4-9

Q403

40,42,43

DSP MICOM

71

17

CODEC

AK4572VQ

IC406

IC401

CN403

TX

2

RX

3

TEST

5

41

37,38,94

11

17

21

84

88

27 28 25 26 23 24

30 29 32 31

OSC

X402

6.14MHZ

Q401

Q402

MUTE

LOUT1 ROUT1 LOUT2 ROUT2 LOUT3 ROUT3

LIN+ LINRIN+ RIN-

VOL_STB VOL_DT VOL_CK

FROM/TO AUDIO

Block diagram (video input/output section)

FROM/TO SYSTEM

AVVLR

FROM/TO CN503 OF LVB10244-A1 (DVD SERVO)

C

CV

CN601

Y

6

3

1

Q631

Q621

Q641

LVA10199-A1

3

4

J802 AV COMPULINK2

C

J602 S-VIDEO OUT

Y

J601 COMPOSITE VIDEO OUT

2-5

TH-A9

Block diagram (system control section)

LVA10199-A1

FROM/TO TUNER UNIT

FROM/TO CN502 OF LVB10244-A1 (DVD SERVO)

FROM/TO CN702 OF LVA10200-A2 (FL)

DOOR MOTOR

TUR

STR TUND TUMU

TUCK TUDT TUCE

IEC958

CS3 /NTSC

RSTE

SCK

RXD U2SDT S2UDT SCLK0

REQ

BUSY

CPURST

INITIAL

DATA OU T

DATA I N CLOCK

BUSY

RESET

AVVCR

TUL

CN805

12 10

15 14 13

3 2 1

CN801

1 5 7

9 11 13 16 17 18 19 20 21

CN802

8

7

6

5

4

2

1

CN106

2

1

MOTOR DRIVER

7

IC108

3

TA8409S

21-26

34,35,38

42,44

SYSTEM MICOM

MN101C49GHT

30,45-49

39,40 4-6 80 59 62,64

1,9

96

IC801

Q802 Q805

CN806

TUNER R

10

TUNER L

11

SWMUTE

4

FROM/TO CN401 OF

TO VIDEO

LVA10201-A1 (AUDIO)

FROM/TO CN402 OF LVA10201-A1 (DSP)

FROM/TO CN961 OF LVA10200-A1 (POWER SUPPLY)

FROM/TO CN951 OF LVA10200-A1 (POWER SUPPLY)

Q804 Q807

OSC

RESET

IC-PST9140-T

1

EEPROM

2 3

BR93LC46-W

4

X801 8MHz

IC803

IC804

BACKUP DETECT

Q818

89

1369-74

85

90

33 1

54 53 52 51

18-20 92-94,98,99

5

2 1

CN804

1 2 3 5 6 7 8

9 11 14 15

CN807

1

CN808

1

2

8

SW P.ON

AUX TUNER

VOL_CK VOL_DT VOL_STB DSPCLK DSPSTATUS DSPCOMMAND DSPREADY DSPRESET IEC958 D5V D5V

D5V

AVVLR

P. O N DVD P.ON

INM

LVA10199-A3

DOOR SW

S8021

LVA10199-A4

DOOR SW

S8022

W810

3

1

2

CN810

CN811W811

Block diagram (FL section)

LVA10200-A2

CN702

INITIAL

FROM/TO CN802 OF LVA10199-A1 (SYSTEM)

FROM/TO CN971 OF LVA10200-A1 (POWER SUPPLY)

DATA OU T

DATA IN

CLOCK

BUSY

RESET 2

AV VCR 1

B5V

-VDISP 3 F2 F1

8 7 6 5 4

CN701

6B5V B5V 5

2 1

1 2

LVA10199-A5

W812

1 2

DISC LED D721-723

1

3

2

OSC X701

6MHz

25-2760-63

13

Q703

44-48,68

1, 2

61. 62

DISPLAY MICOM

53 50

MN17322DG

23

FL DISPLAY

IC701

DI701

G1-G13 P1-P36

KEY0

K01

KEY0-3

K01-03

KEY1

4958REMOCON

Q712

Q711

POWER SWITCH

S712

OPERATION

SWITCH

S701-710

EJECT

SWITCH

S711

STANDBY

INDICATOR

D733

REMOTE CTL

1

RECEIVER

IC711

GP1U271X

CN812

2-6

TH-A9

Standerd schematic diagrams

System control circuit

7

CN806 CN804 QGF1016C1-17 QGF1016C1-15

Q1181 KTC3203/OY/-T

R1181

10

R1182

2.2K

D1184

MTZJ7.5C-T2

D1185

MTZJ7.5C-T2

R1183

R1184

2.2K

10

6

QGB2027M4-22S

CN801

0.01

C801

R847

R848

QGB2027M3-10S

CN803

CN807

QGB2011MP-08

R849

R850

R851

R853

R854

R855

R856

R857

R811

C802

5

4

VECS

1K

VENT

1K

VERST

1K

VECK

220

VEDO

220

U2SDT

1K

S2UDT

1K

SCLK0

1K

REQ

1K

BUSY

1K

CPU_RST

100

0.01

3

C837

0.01

QGB2011MP-08

CN808

2

QGB1216J1-08S

CN802

R861

R862

R863

R864

R865

R866

EP806

QNZ0136-001Z

1K

DICS

DIDI

DIDO

DICK

DIBUSY

DIRST

IC805 NJM78M05FA

100/16

C815

1

Q1182 KTA1271/OY/-T

C1184 47/25

C1185 47/25

C1186 100/10

C1187 100/10

X10K

10K

R831

R832

QAX0246-001Z

R807R806

100k

10K

R835

R833

C814 100/10 C811

0.01

D807

1SS133-T2

C806

Q815

R888

R889

100K

D808 D809

1SS133-T2 1SS133-T2

R834

DOOR1

DOOR2

DOOR3

LOCK

X801

DSP_COM

DSP_STAT

DSP_CLK

S2UDT

U2SDT

SCLK0

BUSY

CPU_RST

100/10

C816

TU_R

TU_L

47000/5.5

Q816

R813

330

AUDIO_L

MTZJ4.7B-T2

R891

C807

SW_P.ON2

AUDIO_R

220/6.3

R892

VOL_CK

VOL_DT

VOL_STB

DSP_CLK

DSP_STAT

IC801

MN101C49GHT

VERST

DSP_RDY

DSP_RST

C831

0.01

EP801 QNZ0136-001Z

SW_MUTE

VENT

MT0

MT1

DSP_COM

SW_P.ON

VEDO

MTS

VECK

VS3

VS1

DIDO

DIDI

DICK

DICS

DIRST

R817 22K

Q801 KRC107M-T

C823

0.001

C824

DOOR3

W811 QGA2001C1-02

S8022 QSW0851-001

SMUTE

SW_MUTE2

DSP_RST

DSP_RDY

SMUTE

VOL_CK

VOL_DT

VOL_STB

0.047

C812

RDS_ST

DIBUSY

R896 10K

Q818 KRC111M-T

R893

R894

VECS

100K

R816

REQ

D812

1K

R895

R890

0.01

SELU1E56BM

D721

C721

TU_CE

TU_CK

TU_DT

TU_MUT

TUNED

STEREO

RDS_CK

RDS_DT

IC804 BR93LC46-W

R818

4.7K

C822

2.2/50

D811 1SS133-T2

X

D723

W812

QGA2001C1-03

CN812

QGA2001C1-03

Q712

KRC102M-T

R819

IC803 IC-PST9140-T

C821

0.01/16

0.01

C722

SELU1E56BM

D722

220

R741

470K

C813 100/10

X

L1302

R1304

X

L1301

6.8K

Q805

KTA1267/YG/-T

22K

R823

R822 R824 22K

SMUTE

Q802 KRC102M-T

C1353 100/16

150

R1807

1K

1SS133-T2

D1353

R1303

1K

TUNED

STEREO

10/16

C199

SMUTE2

0.22/50

C826

SW_MUTE SW_P.ON

Q814

KTA1271/OY/-T

R873

3.3K

Q813 KRC104M-T

IC108

X

R1808

1.5

C1805

MT1

LOCK

K1801

TU_MUT

IC191

SAA6588

0.1

C194

D818

R825

100/16

C1802

C193

560P

470K

C191

R192

82P

QAX0263-001Z

Q806

R874

3.3K

TA8409S

X

6.2

R1805

R1804

M108 QAR0100-001

C196

R191

X191

Q803

10/16

C1801

CN106 QGA2501C1-02

R1305

R1306

C1803

1.5

2.2/50

1K

XX

C1302C1301

220

R742

DOOR2

S8021 QSW0851-001

TU_R

DOOR1

CN810CN811 QGA2001C1-03QGA2001F1-02

W810 QGA2001C1-03

R1301

R1302

TU_L

CN805 QGF1205C1-15

Q1351 KTC3203/OY/-T

R1351

4.7

D1351 1SS133-T2

1K

100/10

C838

C832

0.01

EP802 QNZ0136-001Z

MTS

C1352

SW_P.ON2

D820

C828 100/10

10/50

R821

4.7

1SS133-T2

R1352

D1352

MTZJ6.8A-T2

R876

3.3K

Q817

KTA1271/OY/-T

R875

3.3K

C829 100/16

NTSC/PAL

AVVLR

AUDIO_L

AUDIO_R

VS1

VS3

V5V

V12V

AGND

C1351

10K

C195

330P

0.047

C192

C197

47P

C827

MT0

RDS_ST

R1802 15K

R1803 47K

TU_DT

TU_CK

RDS_DT

RDS_CK

R872

3.3K

1SS133-T2

KRC102M-T

R1806 18K

C835

C836

TU_CE

R193

R194

Q804 KRC102M-T

KTA1271/OY/-T

R871

3.3K

D871

Q811

100P

EP805 QNZ0136-001Z

10K

Q807 KRA102M-T

Q812

Q1801 KRC103M-T

Digital (audio) signal

Audio signal

BCDEFGH I JA

2-7