Aiwa HT-DV50 DVD Home Cinema System Sm

SERVICE MANUAL

DATA

DVD SYSTEM

HT-DV50 EZ

S/M Code No. 09-012-439-7R1REVISION

• 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-AAR05RC-AVL01

SYSTEM

XD-DV50

REMOTECONTROLLER

STEREORECEIVER

SPEAKERSYSTEM

AV-HD50

DVDPLAYER

SX-AVW50SX-CR677

www. xiaoyu163. com

QQ376315150 992894298

TEL 13942296513 992894298051513673QQ

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http://www.xiaoyu163.com





– 15 –

SCHEMATIC DIAGRAM – 1 (MAIN)

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– 18 –

SCHEMATIC DIAGRAM – 2 (FRONT)

w w w . x i a o y u 1 6 3 . c o m

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T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

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– 21 –

SCHEMATIC DIAGRAM – 3 (FUNC)

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

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42

29

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13

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37

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15

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– 23 –

SCHEMATIC DIAGRAM – 4 (TUNER)

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

L 1

39

42

29

65

13

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37

63

15

15

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IC301 RF AMPLA9702W

IC201 DSP&SERVOLC78660

IC202 DRAMLC324265AT

IC102SERVO MPULC87F72CB

IC602SYSCON

HD6412350

IC608 DRAMW24512AT

IC606 Flash ROMM27C8

IC700 (MPEG Decoder)L64021D

IC800 VIDEO ENCODERMC44724A

IC701/702 DRAMMB81F161622B

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 ProtectCombine Frame sync

EFM Detector

SubCode I/F

CIRC Dec

CD-ROM Dec

AudioOut

DRAM I/F

DVD Dec AV Dec I/F

A/D

Servo

D/A

RF I/F

SLC

EFMPLL

JV

CLK GENSYS PLL

CPU I/F

CLV/CAV

DEFECTI

ADBCA

ADPH

ADBH

ADTE

ADWO

ADFE

ADRREC

EFM

OFSETBCATHBOOT3T

RF

VC

AT

BA

L

FBA

LS

GC

A buss

D bussOthers

3

6

-

7

11

-

2

13,14

15,16

18-24

40,41

46

45

44

42

30

32

29

28

XQ

BH

53DEFECTOTracking Hold

154

XHTR

5

-

14

206205201

16,18

56 57 58

32

3130

2936373839

SLDOSPDO

TDOFDO

42

177-191

192-197

159-176

106107

9593

C CDQ DQ

DVD CK out

113

49

127128

129131

111112114115

118-125

61-68

69-81

505154

59 60

55

33 3435

57

IC203 D-FFHD74LV74

12

13

15

10

11

20

SLEDDRIVER

8

9

23

6

7

33

34

35

IC401 DRIVERLA6556

57,58

35-42

59 60 31 30

D0-

D7

A0-

A7

DE

CR

ES

BR

ES

B

ZR

DZW

RH

CS

B

2829

FBUSYBBUSYB

WAITBHIRQB

16,17,23,33

EX16M

IC100TC74HC14AF

25

FGO

SLDO

SPDO

TDO

FDO

26

WRQ

ROMXA

ROMCKLRSY

DOUT

DREQDACKDBGNDERR

EMITTER

22

LIMIT SW

DMUTE

200,202

5655TOPEN

CURRENT

LPF

70 72 68 76 61 5180 5963 FECONT

DE

FIN

HB

EQ

SC

TD

PD

TE

BC

D3T

RF

SC

TP

PT

EB

LDO

N1

LDO

N2

92-99

7,32,54

43-50

100

76

24

8

2

1

1286296

6460

TXD1

SCK1

RDY HIF

RXD1

HRST

PreParserFIFO

AudioChannelBuffer

Dolby DigitalDecoder

MPEGDecoder

Liner PCMDecoder

ＭＵＸ

ＭＵＸ

S/P DIFInterface

DACInterface

ＭＵＸ

ＭＵＸ

ClockGEN

VidioChannelBuffer

Symbol-PanelPost Paser

DataFIFO

MPEGVCLTable

MPEGDecoder

PLL(x3)

BCKLRCK

CD_DATA

SD

T0-

7

DC

LK

AVDACK

12-19

3026

2428

21

102

DREQ

DACK

DBGN

DERR

SDT0-7

DCLK

SP_DIF

1019899

111

107

106,105

LRCLOCK

94-96

218,16

BCLOCK

17

1

24

73,74,76-78,82-84

7069

39-46

5049

PD0-7

HS

VS

384FS

56

29

5

MCK27

IC703 D/A CPCM1723

MUX

SYNCGEN

RGBMatrix

Ｏut

putS

elec

tor

Modu-lator

D/A

C

7

14

11

30

35

SC

CLK

D0-

15

A0-

8

DA

TA

AD

DR

ES

S

6 7 8 9

ML

MC

MD

RE

SE

T

31 47

RE

SE

T

VM

UTE

Lch

Rch

75 76 77 78 79 119126

ML

MC

MD

RE

SE

T

AM

UT

E

SD

A

SC

L

VM

UT

E

8073

/SYSRESET

/WDTOVF

86

85

IC600 EEP ROMHN58X2416

6 5

IC605TC7508F

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

M

SLEDMOTOR

SPINDLEMOTOR

TRK_R

TRK_D

FCS_R

FCS_D

CD MECHA

59 61 63 71

TXD

0R

XD

0

SC

K0

RE

SE

TFR

CN300

CN402

AUDIO L

AUDIO R

V COMPSIT

C

Y

IC9516dB AMP

SPINDLE

SENSOR

88

74

RE

MO

CO

N

U001

U002

2726

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_MDCD_CCD_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

CN60112 9 11 4 10 3

LCD

DA

TA

KE

YD

AT

ALC

DC

LKR

ES

ET

FRLC

DC

ER

EM

OC

ON

LSW

2

6

71

IC706RL AMP

15 1

7

2

6

6

7

1

IC707Q SURROUNDMM1454XFBE

IC708AUDIO AMP

RchLch

PD0-7

HS

VS

MCK27

44

3

2

13 1

IC9526dB AMP

C

58

1 4

1

OPTICAL OUT

Y

V COMPSIT

38 3 1

IC604RESET

MICON VCC

X60020MHz

SUBRXD

SUBSCK

SUBTXD

RESET

HD INT

RDY HIF

X20016.3944MHz

X70027MHz

DC

SPINDLEDRIVER

FOCUSDRIVER

TRACKINGDRIVER

RchLch

BLOCK DIAGRAM

TO FRONT C.B

ASDATA

– 45 –

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

T9524BLH-023

T9514BLH-023

T954

4BLH-023

T9554BLH-023

4BLH-023

AU ONLY

AU ONLY

AU ONLY

AU ONLY

D ONLY

D ONLY

D ONLY

D ONLY

D ONLY

D ONLY

-48-


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 2/5(SERVO, DSP SECTION)

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

TO MAIN C.B 2/5



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)


D ONLY

D ONLY

AU ONLY

T953

TO SYSCON

SECTION (MAIN 5/5)

TO AV DECODER SECTION

(MAIN 5/5)

GND

VCC6dB

6dB

6dB

I/F

demux

DAC DACDAC

Sync Gen.

LPFLPFLPF

Cb Cr

Mod.

H,V

+

+

BAIS

TP802

TP801

TP800

TP808

TP807

TP803

TP906TP907

TP908TP909

TP900TP901

TP902TP903

TP904TP905

TP912TP911TP910

TP002

TP001 TP004 TP008 TP017

TP010

TP015

TP019

TP021

TP023

TP025

TP014 TP027

TP006

TP029

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

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

L 1

39

42

29

65

13

QQ

37

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15

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L 1

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37

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99







NC GND

VCC

,

-49-

, ,

,

,,

,

,

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

, ,

,

TO RF AMP SECTION

TO POWER SECTION

TO SYSCON 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 CodeI/F

AudioOut

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

TP212TP208

TP200

TP207

TP205

TP204

TP206

TP400

TP401

TP402

TP403

TP404

TP405

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

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29

65

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-50-


H

D CA B

CA B

F

E

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)

(MAIN 2/5)

(MAIN 2/5)

APC1(DVD)

APC1(CD)

VCA

VCA

VCA

+

+

VCA

VCA

+

TE

Generator

DPD

FE

Generator

BPF

Reflect

Amp.

DVD

DVD

CDCD

DVD TE

CD TE

DVD,CD TE

LPF1

LPF2

BH

PH

DEF

TP309

TP313

TP314

TP316

TP317TP318

TP319

TP320

TP308

TP306

TP307TP305

TP304

TP303

TP302

TP327

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

L 1

39

42

29

65

13

QQ

37

63

15

15

0 8

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49

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TE

L 1

39

42

29

65

13

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37

63

15

15

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92

49

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-51-



TO POWER, VIDEO 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

AB

AB

AB

AB

AB

AB

AB

AB

3-State Buff. Driver

3-State Buff. Driver

TP607

TP605

TP604

TP617TP611 TP612 TP613

TP608

TP609

TP616

TP610

TP603

TP615

TP623

TP622

TP621

TP620

TP627

TP626

TP625

TP624

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

L 1

39

42

29

65

13

QQ

37

63

15

15

0 8

92

49

82

99

TE

L 1

39

42

29

65

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37

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-52-


MAIN C.B 5/5 (AV DECODER SECTION)TO POWER, VIDEO SECTION

TO SERVO, DSP SECTION

TO SYSCON SECTION


D 5V-5

A 5V-2

REG.+3.3V

(MAIN 1/5)

(MAIN 2/5)

(MAIN 4/5)

(MAIN 1/5)

ChannelInterface

Audio

Decoder

MemoryInterface

VideoInterface

HostInterface

MCU

VideoDecoder

SPUDecoder

TP711

TP712

TP714 TP713

TP707

TP708

TP706 TP705

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

L 1

39

42

29

65

13

QQ

37

63

15

15

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92

49

82

99

TE

L 1

39

42

29

65

13

QQ

37

63

15

15

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92

49

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99






-54-

SCHEMATIC DIAGRAM - 6 (FRONY C.B)

FRONT C.B

TO MAIN C.B 4/5

CN601

(SYSCON SECTION)

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0 992894298

T E L 1 3 9 4 2 2 9 6 5 1 3 992894298051513673QQ

TE

L 1

39

42

29

65

13

QQ

37

63

15

15

0 8

92

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82

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TE

L 1

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Aiwa HT-DV50 DVD Home Cinema System Sm

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