Aiwa Ht-dv50 User manual

SERVICE MANUAL

DATA

DVD SYSTEM

HT-DV50

EZ

S/M Code No. 09-012-439-7R1

REVISION

• This Service Manual is the “Revision Publishing” and replaces “Simple Manual”

AV-HD50 (EZ), (S/M Code No. 09-00C-439-7T1).

BASIC DVD/CD MECHANISM : DV32BF

HT-DV50 RC-AAR05

RC-AVL01

SYSTEM

XD-DV50

REMOTE

CONTROLLER

STEREO

RECEIVER

SPEAKER

SYSTEM

AV-HD50

DVD

PLAYER

SX-AVW50

SX-CR677

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– 15 –

SCHEMATIC DIAGRAM – 1 (MAIN)

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– 18 –

SCHEMATIC DIAGRAM – 2 (FRONT)

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– 21 –

SCHEMATIC DIAGRAM – 3 (FUNC)

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– 23 –

SCHEMATIC DIAGRAM – 4 (TUNER)

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IC301 RF AMP

LA9702W IC201 DSP&SERVO

LC78660

IC202 DRAM

LC324265AT

IC102

SERVO MPU

LC87F72CB

IC602

SYSCON

HD6412350

IC608 DRAM

W24512AT

IC606 Flash ROM

M27C8

IC700 (MPEG Decoder)

L64021D

IC800 VIDEO ENCODER

MC44724A

IC701/702 DRAM

MB81F161622B

CD Laser out

(A,B,C,E,F)

DVD Laser out

(A,B,C,D)

DPD

DVD RF

(A+B+C+D)

RF AMP

DVD APC

CD APC

DVD EQ

CD EQ DEF

BCA

PH

BH

LPF

BPF

Frame sync Protect

Combine Frame sync

EFM Detector

Sub

Code I/F

CIRC Dec

CD-ROM Dec

Audio

Out

DRAM I/F

DVD Dec AV Dec I/F

A/D

Servo

D/A

RF I/F

SLC

EFM

PLL

JV

CLK GEN

SYS PLL

CPU I/F

CLV/CAV

DEFECTI

ADBCA

ADPH

ADBH

ADTE

ADWO

ADFE

ADRREC

EFM

OFSET

BCATH

BOOT3T

RFVCA

TBAL

FBAL

SGC

Abuss

Dbuss

Others

3

6

-

7

11

-

2

13,14

15,16

18-24

40,41

46

45

44

42

30

32

29

28

XQBH

53 DEFECTO

Tracking Hold

154

XHTR

5

-

14

206

205

201

16,18

56 57 58

32

31

30

29

36

37

38

39

SLDO

SPDO

TDO

FDO

42

177-191

192-197

159-176

106

107

95

93

CC

DQDQ

DVD CK out

113

49

127

128

129

131

111

112

114

115

118-125

61-68

69-81

50

51

54

59 60

55

33 3435

57

IC203 D-FF

HD74LV74

12

13

15

10

11

20

SLED

DRIVER

8

9

23

6

7

33

34

35

IC401 DRIVER

LA6556

57,58

35-42

59 60 31 30

D0-D7

A0-A7

DECRESB

RESB

ZRD

ZWR

HCSB

28

29

FBUSYB

BUSYB

WAITB

HIRQB

16,17,23,33

EX16M

IC100

TC74HC14AF

25

FGO

SLDO

SPDO

TDO

FDO

26

WRQ

ROMXA

ROMCK

LRSY

DOUT

DREQ

DACK

DBGN

DERR

EMITTER

22

LIMIT SW

DMUTE

200,202

56

55

TOPEN

CURRENT

LPF

70 72 68 76 61 5180 5963 FECONT

DEFINHB

EQSCT

DPDTEB

CD3T

RFSCT

PPTEB

LDON1

LDON2

92-99

7,32,54

43-50

100

76

24

8

2

1

128

62

96

64

60

TXD1

SCK1

RDY HIF

RXD1

HRST

PreParser

FIFO Audio

Channel

Buffer

Dolby Digital

Decoder

MPEG

Decoder

Liner PCM

Decoder

ＭＵＸＭＵＸ

S/P DIF

Interface

DAC

Interface

ＭＵＸＭＵＸ

Clock

GEN

Vidio

Channel

Buffer

Symbol-Panel

Post Paser

Data

FIFO

MPEG

VCL

Table

MPEG

Decoder

PLL

(x3)

BCK

LRCK

CD_DATA

SDT0-7

DCLK

AVDACK

12-19

30

26

24

28

21

102

DREQ

DACK

DBGN

DERR

SDT0-7

DCLK

SP_DIF

101

98

99

111

107

106,105

LRCLOCK

94-96

2

18,16

BCLOCK

17

1

24

73,74,76-78,82-84

70

69

39-46

50

49

PD0-7

HS

VS

384FS

56

29

5

MCK27

IC703 D/A C

PCM1723

MUX

SYNC

GEN RGB

Matrix

Ｏutput Selector

Modu-

lator

D/A C

7

14

11

30

35

SCCLK

D0-15

A0-8

DATA

ADDRESS

6 7 8 9

ML

MC

MD

RESET

31 47

RESET

VMUTE

Lch

Rch

75 76 77 78 79 119126

ML

MC

MD

RESET

AMUTE

SDA

SCL

VMUTE

80

73

/SYSRESET

/WDTOVF

86

85

IC600 EEP ROM

HN58X2416

6 5

IC605

TC7508F

6-9,11-18,20-27,29 40-43,45-52,54-57

2-11,34-43

15-22,24-31

1-4,7,11-20,31

21-23,25-29

34-39,43-45 47-54

UA1-20

UA0-20 AD0-15

UA0-16

AD8-15AD0-15

UA0-8 AD8-15

RESET

M

SLED

MOTOR

SPINDLE

MOTOR

TRK_R

TRK_D

FCS_R

FCS_D

CD MECHA

59 61 63 71

TXD0

RXD0

SCK0

RESET FR

CN300

CN402

AUDIO L

AUDIO R

VCOMPSIT

C

Y

IC951

6dB AMP

SPINDLE

SENSOR

88

74

REMOCON

U001

U002

27

26

25

23

22

19

16

14

9

8

7

6

4

3

2

33

32

31

FOCUS

TRACKING

ACTUATOR

LASER DIODE

PICK UP

D

B

C

E

C

F

BA

30

DVD_RF

DVD_A

DVD_B

DVD_C

DVD_D

DVD_LD

DVD_MD

CD_MD

CD_C

CD_E

CD_A

CD_LD

CD_B

CD_F

F+

F-

T+

T-

A

LASER DIODE

7

4

2

1

5

6

72

CS FR

CN601

129114103

LCD DATA

KEY DATA

LCD CLK

RESET FR

LCD CE

REMOCON

LSW

2

6

71

IC706

RL AMP

15 1

7

2

6

7

1

IC707

Q SURROUND

MM1454XFBE

IC708

AUDIO AMP

Rch

Lch

PD0-7

HS

VS

MCK27

4

3

2

1

3 1

IC952

6dB AMP

C

58

1 4

1

OPTICAL OUT

Y

V COMPSIT

38 31

IC604

RESET

MICON VCC

X600

20MHz

SUBRXD

SUBSCK

SUBTXD

RESET

HD INT

RDY HIF

X200

16.3944MHz

X700

27MHz

DC

SPINDLE

DRIVER

FOCUS

DRIVER

TRACKING

DRIVER

Rch

Lch

BLOCK DIAGRAM

TO FRONT C.B

ASDATA

– 45 –

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TEL 13942296513 QQ 376315150 892498299

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SCHEMATIC DIAGRAM - 1 (MAIN C.B -1/5)

T952

4BLH-023

T951

4BLH-023

T954

4BLH-023

T955

4BLH-023

AU ONLY

D ONLY

-48-

SCHEMATIC DIAGRAM - 1 (MAIN C.B -1/6)

MAIN C.B 1/6 (POWER SECTION)

TO MAIN C.B 4/5

(SYSCON SECTION)

TO MAIN C.B 5/5

(AV DECODER SECTION)

TO MAIN C.B 5/5

(AV DECODER SECTION)

TO MAIN C.B 2/5

(SERVO, DSP SECTION)

TO MAIN C.B 3/5

(RF AMP SECTION)

TO MAIN C.B 2/5

(SERVO, DSP SECTION)

TO MAIN C.B 2/5

(SERVO, DSP SECTION)

FROM MAIN C.B 4/5

(SYSCON SECTION)

TO MAIN C.B 4/5

(SYSCON SECTION)

TO ALL OF MAIN C.B

MICON VCC 1A

A 5V‑1 2A

RF VCC 4A

D 5V‑3 5A

D 5V‑2 6A

D 5V‑5 10A

REG.+3.3V 11A

D 3V 12A

D 8V VCC 13A

POWER ON 14A

V DET 15A

GND 16A

(SERVO, DSP SECTION)

TO MAIN C.B 5/5

(AV DECODER SECTION)

D ONLY

AU ONLY

T953

TO SYSCON

SECTION (MAIN 5/5)

TO AV DECODER SECTION

(MAIN 5/5)

GND

VCC

6dB

I/F

demux

DAC DACDAC

Sync Gen.

LPFLPF

LPF

Cb Cr

Mod.

H,V

+

BAIS

TP802

TP801

TP800

TP808

TP807

TP803

TP906

TP907

TP908

TP909

TP900

TP901

TP902

TP903

TP904

TP905

TP912TP911TP910

TP002

TP001 TP004 TP008 TP017

TP010

TP015

TP019

TP021

TP023

TP025

TP014 TP027

TP006

TP029

MAIN C.B 1/5 (POWER, VIDEO SECTION)

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TEL 13942296513 QQ 376315150 892498299

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SCHEMATIC DIAGRAM - 2 (MAIN C.B -2/5)

NC GND

VCC

,

-49-

,,

,

,, ,

,

MAIN C.B 2/5 (SERVO, DSP SECTION)

,,

,

TO RF AMP SECTION TO POWER SECTION

TO SYSCON SECTION

TO AV DECODER SECTION

TO FE PROGRAM

WRITING JIG

TO SYSCON SECTION

(MAIN 1/5)

(MAIN 3/5)

(MAIN 4/5)

(MAIN 5/5) (MAIN 4/5)

A/D

D/A

CPU I/F

D‑RAM I/F

AV Decoder

I/F

SLC

Sub Code

I/F

Audio

Out

Clock Gen.

Sys PLL

JV

RF I/F

Servo

EFM PLL

CLV/CAV

Frame sysc Protect

CIRC Decoder

EFM Detector

Combine Frame sync

CD‑ROM Decoder

DVD Decoder

TP156

TP157

TP158

TP159

TP160

TP161

TP162

TP163

TP143

TP144

TP145

TP146

TP147

TP148

TP149

TP150

TP155

TP154

TP153

TP152

TP151

TP179

TP178

TP185

TP184

TP175

TP174

TP173

TP132

TP131

TP130

TP129

TP171

TP170

TP169

TP168

TP167

TP165

TP164

TP186

TP177

TP176

TP182

TP181

TP180

TP101

TP136

TP137

TP138

TP139

TP140

TP142

TP109

TP102

TP103

TP104

TP218

TP217

TP213

TP211

TP210

TP209

TP212

TP208

TP200

TP207

TP205

TP204

TP206

TP400

TP401

TP402

TP403

TP404

TP405

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0

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2

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9

4

2

9

8

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3

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4

2

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TEL 13942296513 QQ 376315150 892498299

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-50-

SCHEMATIC DIAGRAM - 3 (MAIN C.B -3/5)

H

DC

AB

C

AB

F

E

TO SERVO, DSP, SECTION

TO SERVO, DSP, SECTION TO SERVO, DSP, SECTION TO POWER SECTION

D 5V‑3

2.5V

2.5V‑2

MAIN C.B 3/5 (RF AMP SECTION)

(MAIN 1/5)

(MAIN 2/5)

APC1

(DVD)

APC1

(CD)

VCA

+

VCA

+

TE

Generator

DPD

FE

Generator

BPF

Reflect

Amp.

DVD

CD

DVD TE

CD TE

DVD,CD TE

LPF1

LPF2

BH

PH

DEF

TP309

TP313

TP314

TP316

TP317

TP318

TP319

TP320

TP308

TP306

TP307TP305

TP304

TP303

TP302

TP327

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1

6

3

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3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

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1

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TEL 13942296513 QQ 376315150 892498299

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-51-

SCHEMATIC DIAGRAM - 4 (MAIN C.B -4/5)

TO SERVO, DSP, SECTION

TO POWER, VIDEO SECTION TO AV DECODER SECTION TO POWER, VIDEO SECTION

TO AV DECODER SECTION

TO FRONT C.B CN500

MAIN C.B 4/5 (SYSCON SECTION)

(MAIN 1/5)

(MAIN 5/5)

(MAIN 2/5)(MAIN 1/5)

(MAIN 5/5)

Bus Transceiver

AB

A

B

3‑State Buff. Driver

TP607

TP605

TP604

TP617

TP611 TP612 TP613

TP608

TP609

TP616

TP610

TP603

TP615

TP623

TP622

TP621

TP620

TP627

TP626

TP625

TP624

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1

6

3

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3

7

6

3

1

5

1

5

0

9

2

8

9

4

2

9

8

T

E

L

1

3

9

4

2

9

6

5

1

3

9

2

8

9

4

2

9

8

0

5

1

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1

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TEL 13942296513 QQ 376315150 892498299

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-52-

SCHEMATIC DIAGRAM - 5 (MAIN C.B -5/5)

MAIN C.B 5/5 (AV DECODER SECTION)

TO POWER, VIDEO SECTION

TO SERVO, DSP SECTION

TO SYSCON SECTION

TO POWER, VIDEO SECTION

D 5V‑5

A 5V‑2

REG.+3.3V

(MAIN 1/5)

(MAIN 2/5)

(MAIN 4/5)

(MAIN 1/5)

Channel

Interface

Audio

Decoder

Memory

Interface

Video

Interface

Host

Interface

MCU

Video

Decoder

SPU

Decoder

TP711

TP712

TP714 TP713

TP707

TP708

TP706 TP705

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3

1

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1

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0

9

2

8

9

4

2

9

8

T

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1

3

9

4

2

9

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TEL 13942296513 QQ 376315150 892498299

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-54-

SCHEMATIC DIAGRAM - 6 (FRONY C.B)

FRONT C.B

TO MAIN C.B 4/5

CN601

(SYSCON SECTION)

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0

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2

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2

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TEL 13942296513 QQ 376315150 892498299

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Aiwa HT-DV50 User manual

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