background image

1

1

2

2

3

3

4

4

5

5

6

6

A

A

B

B

C

C

D

D

E

E

F

F

IIC

TO FRONT PANEL

AUDIO INTERFACE

FLASH

Very Important to
reduce Noise

MEMORY

VIDEO INTERFACE

2N3904

R42,R43,R36(27K),R37(22K)

R54,R196,R199,R84,R44,

AM5668S

R65,R66,R63,R69,R64,R70

Open

BA5954

R42,R43

R51,R195,R197,R198,R61(0)

R65,R66,R63,R69,R64,R70

Stuff

R47,R48,R52,R61(20K)R53,R60,

R54,R196,R199,R84,R44,R36(20K)

R67,R68,C73,C67,C69,C70,

Q10,Q11,Q12,Q13

R67,R68,C73,C67,C69,C70,Q10

R39(20K)

R47,R48,R52,R53,R60,

Q11,Q12,Q13,R37(18K),R39(10K)

R51,R195,R197,R198

2 MPEG & SERVO

1.9V

66ma

0.03V

0.3ma

2.3V

51.5ma

0.017V

0.16ma

DVP3005K/13

R209

DVP3005K/03

DVP3005K/75

DVP3005K/69

R210 R205 R208

10K

NC

10K

NC
NC

10K

10K

NC

10K

10K

NC

NC

NC

NC

10K

10K

TYPE

C47     B2

C45     B1

C44     B1

C42     A2

C53     B2

C56     C2

R44     E4

C55     C2

C41     A2

R46     E1

R47     E1

C40     A1

R45     E1

C57     C1

C46     B2

U4      A1

C38     A1

C43     B1

C36     C2

R200    A2

C39     A1

R57     A1

C49     B2

C51     B2

C48     B2

C52     B2

C50     B2

C60     D2

C58     D1

C61     D2

C63     E1

C62     D1

C59     D2

C66     E2

C64     E1

C67     E2

C69     E3

C68     E3

C65     E1

C70     E3

C75     A2

C71     E3

C72     E3

C73     E3

C74     A2

C77     A3

C79     A3

C78     A3

C76     A3

C80     A3

C81     A3

C82     A3

C84     A3

C85     A3

C83     A3

C87     A3

C88     B4

C86     A3

R55     A1

R56     A1

R59     A2

R58     A2

R9      B1

R11     B2

R10     B1

R82     B1

R83     B1

R15     B1

R12     A2

R18     B1

R17     B1

R20     B1

R19     B1

R27     C1

R28     C1

R29     C1

R30     C1

R32     C1

R31     C1

R34     C2

R33     C2

R35     C2

R36     D2

R37     D2

R39     D2

R38     D2

R40     D2

R42     E4

R41     D2

R43     E4

R48     E2

R50     E2

R49     E2

R51     E1

R22     E1

R52     E1

R54     E2

R195    E2

R196    E2

R197    E2

R198    E2

R199    E2

R60     E2

R61     E2

R63     E3

R64     E3

R65     E3

R66     E3

R68     E3

R67     E3

R69     E3

R70     E3

R71     D4

R73     A3

R74     A3

R72     A3

R75     A3

R80     B4

R209    B5

R210    B5

R205    B5

R158    B5

R160    B5

R208    B5

R149    B5

R14     F4

R78     B5

U5      A2

U6      E2

U3      C3

CN3     B2

CN4     B1

CN5     E4

CN6     E4

CN2     D2

CE21    A3

CE23    C2

CE24    C2

CE25    C2

CE18    D2

CE26    D2

Y1      A1

Q5      C1

Q6      C1

Q7      C1

Q8      D1

Q9      D1

Q10     D3

Q11     D3

Q13     E3

Q12     E3

L21     D1

L20     D1

L27     E4

L28     E4

L30     E4

L29     E4

L32     E4

L31     E4

R77     E4

L33     E4

R79     E4

RN1     E3

D1      D4

C131    F4

C134    F4

00
10
01
11

M3

M2

R40(4.7)R41(4.7)

R41(10)

R40(10)
R31(0)

R31(100)

R32(0)

R32(100)

HD62

KHM310

FMSO

FOSO

URST#

SDA

RESET_DAC

RFO

OP+

AD

3

ABCK

ACLK

URS

T

#

A6

A1

6

MGND

VREF

A20

VSDA

TRSO

V1P4

OP-

SCL

LD-CD

F

C

V1P4

DMO

A

S2

IOA

DCKE

MA9

PC

E#

OP-

D

ADIN

V1P4

DMSO

MDI2

DQM[0..1]

SL+

AVCC1

B

VSTB

XO

A3

DQ6

DQ10

DQM1

RF

V

DD3

AD

7

TEO

V1P4

PCON/LED1

M_VCC

SP-

TROUT

JITFN

27M

A4

A

L

RCK

ASD

AT

0

AD

AC

VD

D

3

AD

6

RF

V

DD3

DMSO

SP-

MDI1

RAS#

ABCK

DA

CV

DD3

SL-

STBY

LDO2

AD

4

MA10

MA6

ML

A7

DMO

FOO

TROPEN

T-

URST#

A

S2

V1

P4

A5

XT

AL

I

RF

V

DD3

DQ1

MA4

A1

0

A8

P

RD#

V2P8

ASPDIF

DVDVR

TEZISLV

VSDA#

SD

O

J

ITFO

DQ3

DQ15

DQ11

RAS#

VSD

A#

PW

R

#

V1P4

F

E

A

ASDATO

STBY

B

IOA

S1

MGND

IR

Y3

Y4

DQ2

DQ8

A2

0

AD

5

FEO

C

FMO

LOAD2

CAS#

VSCK#

XI

AVCC1

MIC

Y5

DQ5

DQ12

DQ9

MA2

VST

B#

ADIN

RxD

IOA

DCLK

DCKE

MA[0..10]

ACLK

ALRCK

RFGND

F-

VSTB#
VSCK#

TRCLOSE

A1

5

TROPEN

FOO

LDO1

TRCLOSE

FS

PCE#

CDVR

D

F+

LOAD1

IR#

V1P4

V18

A2

DQ4

MA7

MA5

SC

L

V20

WE#

27M

SP+

LOAD+

RFO

V20

JITFO

S1

DQ7

BA1

AD

0

LIMIT

TRO

SL+

LOAD-

A[0..20]

DQ[0..15]

ML

VSDA#

TROPEN

TRCLOSE

SP+

D

C

FOSO

MDI1

V20

XO

TRO

ASPD

IF

RF

V

1

8

DQM0

DQ0

DQ14

IR

#

A0

A1

7

A1

1

A1

A1

3

B

BA[0..1]

AD[0..7]

PWR#

OPO

S1

DQ13

MA0

TROUT

RX

D

PO

W

ER

_

K

A9

OPO

RFON

V2P8

F+

A19

CS#

PRD#

LDO1

FMSO

LOAD1

S2

V1P41

POWER_K

A

P

LLV

DD3

Y6

RFVDD3

CS#

TX

D

VSC

K#

AD

1

FMO

OP+

LDO2

T+

Y[3..6]

V1P4

LOAD2

TRSO

TRIN

P

LLV

DD3

CAS#

BA0

MA3

DCLK

MA8

TRIN

SD

A

A1

4

AD

2

A1

2

XI

TxD

V1P41

SL-

F-

MUTE_DAC

VSCK

LD-DVD

E

T-
T+

MGND

J

ITFN

WE#

MA1

PC

O

N

/L

ED

1

A18

ML

RFOP

DV33

GND

GND

LIMIT

RFGND

DV33

DV33

DV33

DV33

SCART2

PCON/LED1

SDO

SDA

[3]

AR

Y[3..6]

[ 5 ]

Y6

ACLK

MIC

Y3

ASDAT0

AL

PCON

ALRCK

DCKE

[3]

MC

ASPDIF

ASPDIF

PWR#

[3]

RESET#

A[0..20]

[3]

MUTE_DAC

MUTE_DAC

PRD#

[3]

SDO
SCART1

DQM[0..1]

[3]

ML

CAS#

[3]

SMCLK

RESET#

BA[0..1]

[3]

Y4

SCART2

CS#

[3]

WE#

[3]

SCL

[3]

URST#

[1]

PCE#

[3]

ALRCK

RAS#

[3]

AD[0..7]

[3]

DQ[0..15]

[3]

DCLK

[3]

MA[0..10]

[3]

Y5

ABCK

MD

RF

V

1

8

RFGND

LDO_AV33

DV33

RFGND

V18

M_VCC

RFGND

RFGND

RFGND

RFGND

V18

RFVDD3

+12V

RFGND

V18

DV33

DACVDD3

APLLVDD3

RFGND

MGND

RFVDD3

-24V

RFGND

MGND

RFGND

ADACVDD3

DV33

RFGND

AVCC

RFVDD3

M_VCC

M_VCC

RFGND

P

LLV

DD3

MGND

DV33

DV33

RFGND

V18

AVCC

DV33

RFGND

DV33

RFGND

DV33

R50
1,0805

R63

390

R208

10K(nc)

C59

330pF

C82

0

.1uF

R53

20k

C85

0.

47uF/

N

.C

R69

390

R199

20K

R48

0

R29

10k

CN4

pitch=2.0mm

1
2
3
4
5
6

C134

1uF

C50

1uF

C56

C

Y1

27MHz

+

CE26

47uF/16v 

R27

100k

R40

4.7

R68

10k

R58

33(open)

R42

0(OPEN)

C60

0.1uF

TP1

C131

1uF

C46

0.1uF

R35

0

+

CE27

10uF/16V

C48

1uF

C47

1uF

TP4

C61

0.015uF

R79
10

R200

10K

R51

0(OPEN)

C80

1000pF

R74

0

U6
BA5954/AM5668S

1

9

10

12

3
2

15

7

14
13

21

19
20

24

27

6

4

5

28

8

11

17
18

16

23

22

25
26

29

30

VINFC

PVCC1

PGND

VOSL+

CF2
CF1

VOTK+

VNFFC

VOFC+

VOFC-

PVCC2

PGND
VNFTK

CTK2

BIAS

VOSL

VINSL+

VINSL-

STBY

VCC

VOSL-

VOLD+
VOLD-

VOTK-

VINLD

PREGND

CTK1
VINTK

GND

GND

Q13
9013

CN5

pitch=2.0mm

1
2
3
4
5

R19

1

C38
0.1u

R31

100

L29

500

R80
2K

C43

2200pF

C62

0.1uF

R10
150k

C55

0.1uF

+

CE23
100uF/16v

R84
10K

TOP

CN2
SMD0.5 TOP

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

R202

10K

R22

10K

C71

47

C79

0.

1uF

R201

10K

R43

0(OPEN)

C87

1500pF

R9
150k

L30

500

Q5
2N3904

1

3

2

R203

10K

TP8

+

CE18
47uF/16v 

+

CE25

47uF/16v 

C58

330pF

R14

0

R66
220

C53
0.1uF

+

CE21

10uF/25v

R70

1K

C36

0.1uF

R15

R

TP3

R16

0

R75

0

Q12
9013

R37

18k

R17

0

C74

390pF

C64
0.1u

R33

R

L31

500

+

CE22

47uF/16v 

R64

1K

R18

0

C39
22p

R197

0(OPEN)

R34

R

C41
15p

RN1

33x4

1

8

2

7

3

6

4

5

R32

100

C68
0.1uF

C44
0.1uF/N.C

C52

1uF

C69
390P

C67
150p

R11

680k

R46
1,0805

L33

500

D1

1N4148

C63
150p

Q9

3906

1

3

2

R20
0

Q10
9012

R67

10k

R28

10k

L27

500

C65
0.1u

R82

680k

C51

C

CN6

pitch=2.0mm

1

2

3

4

5

6

7

8

9

10

11

12

13

R30

100k

L28

500

C73

47

R49 1,0805

TP9

U5

MK2703S(OPEN)

1
2
3
4

5

6

7

8

X1
VDD
GND
27M CLK

S1

S0

X2

R55

0(open)

TP6
URST#

R72

15k

C70

390P

R52

0

L20
10uH

TP7

C72

47

C78

0

.033uF

R39

10k

L19

FB

C88

0.1uF

L32

500

L21

10uH

R41

4.7

C49

1uF

C83

0

.047uF

R73

100k

C40
22p

Q7

2SK3018

1

3

2

R57

220(open)

+

C86

10uF

C66
0.1u

R36

20k

MT1389D

U3
MT1389D
MT1379

2

210

3
4
5

1

212

213

6
7
8
9

10
11
12
13
14
15
16
17
18
19
20
21
22
23

216

28

27

30

29

32

31

43

26

25

33
34
35
36

42

41

45

39
40

46

38

37

65

64

62

61

60

59

58

52

81

77

76

55

74

73

72

71

63

83

53
54

70

57

82

75

66

68

80

69

56

67

84

85

86

87

88

89

90

91

92

93

94

95

106

96

97

204

205

98

99

100

101

102

103

104

105

107

108

162
161
160
159
158
157
156
155
154
153
152
151
150
149
148
147
146
145
144
143
142
141
140
139

137

138

136
135
134
133
132
131
130
129
128

126

127

125
124
123
122
121
120

118

119

117
116
115
114
113

111

112

110
109

209

215

24

214

191

190

198

197

208

207

196

211

206

203

201

202

200

199

194

195

192

184

185

182

181

180

179

186

178

177

175

173

174

164

171

170

169

168

172

167

166

165

163

193

44

47
48
49
50
51

78

79

176

183

188

189

187

DVDA

CRT

P

L

P

DVDB
DVDC
DVDD

AGND

OS

P

OS

N

DVDRFIP
DVDRFIN
MA
MB
MC
MD
SA
SB
SC
SD
CDFON
CDFOP
TNI
TPI
MDI1
MDI2
LDO2
LDO1

A

V

DD3

V2REFO

SGND

VREFO

V20

TEO

FEO

FG/ADIN1

RFLVL/RFON

CSO/RFOP

TEZISLV
OP_OUT
OP_INN
OP_INP

FOO

TRO

GPIO1

TROPENPWM
PWMOUT1/ADIN0

GPIO2

FMO

DMO

HI

GHA

4

HI

GHA

5

HI

GHA

7

DV

DD3

A1

6

IO

W

R

#

DV

DD3

IOA6

AD

6

AD

2

AD

1

IO

A1

8

D

VSS

IOOE

#

IO

A1

D

VSS

HI

GHA

6

AL

E

IOA7
HIGHA0

IO

C

S

#

IO

A1

9

IO

A2

1

AD

0

HI

GHA

3

HI

GHA

1

AD

5

IO

A2

0

D

VSS

HI

GHA

2

DV

DD18

AD

7

A1

7

DV

DD3

IO

A0

UWR#

URD#

UP

1_2

UP

1_3

D

VSS

UP

1_4

UP

1_5

IR

UP

1_6

D

VSS

A

DCV

DD3

AD

C

VSS

UP

1_7

UP

3_0

UP

3_1

UP

3_4

UP

3_5

DV

DD18

IC

E

PR

ST

#

IN

T

0

#

DV

DD3

ACLK
ABCK
DVSS

GPIO5
GPIO4
GPIO3

DVDD18

RA4
RA5
RA6
RA7

DVDD3

RA8
RA9

RA11

CKE

RCLK
DVSS

RA3

DVSS

RA2
RA1
RA0

RA10

BA1

DVDD3

BA0

RCS#
RAS#

DVDD18

CAS#

RWE#

DVSS

DQM1

RD8

RD10

RD9

RD11
RD12

DVDD3

RD13
RD14
DVSS

RD0

RD15

RD1
RD2

DVSS

RD3
RD4

RD6

RD5

RD7

DQM0

H

R

FZC

IR

EF

SVDD3

RF

GC

RF

GND18

AD

AC

G

N

D

ID

AC

EXL

P

PL

L

VSS

RF

RP

A

C

RF

RP

DC

J

ITFN

RF

GND

RF

V

DD3

LP

FOP

LP

FI

P

LP

FI

N

LP

FON

P

LLV

DD3

XT

AL

I

J

ITFO

RF

V

DD18

APL

L

C

AP

APL

L

VSS

R

B

D

AC

VSSA

G

AD

AC

VD

D

3

DA

CV

DDA

D

AC

VSSB

C

VBS

FS

D

AC

VSSC

ASD

AT

A0

DA

CV

DDC

SPD

IF

MC

_

D

ATA

DV

DD3

VR

EF

ASD

AT

A3

ASD

AT

A2

ASD

AT

A1

A

L

RCK

XT

AL

O

GPIO0

IOA2
DVDD18
IOA3
IOA4
IOA5

AD

3

AD

4

DA

CV

DDB

A

P

LLV

DD3

VC

M

AL

AR

R77

4.7K

C75
0.1uF

R23

10k

R38

15k

C45
2200pF

R198
0(OPEN)

R44

0

R59

33

R78

10K(nc)

Q6

2SK3018

1

3

2

R83

0

R56

100k

R149

10K(nc)

U4

74HCU04

1

2

3

4

5

6

7

8

9

10

11

12

13

14

C57
0.1uF

R196

0

C81

20pF

C84

0

.047uF

C76

0

.1uF

R65
220

+

CE24

47uF/16v 

R195

0(OPEN)

R54

0

Q11
9012

R12

750k

R45
1,0805

CN3

4x1 W/HOUSING

1

2

3

4

TP5

R158

10K(nc)

C42

0.1u(OPEN)

TP11

R205

10K(nc)

R71
10k

TP10

C77

0

.1uF

R209

10K(nc)

R47
0

R60

0

R160

10K(nc)

Q8 3906

1

3

2

TP2

R61
20k(0)

R210

10K(nc)

 

                 

                       

         

8

-

4

                                  

     

         

  

                                             

8

-

4

           

                           

         

Содержание SDV434/19

Страница 1: ...0 1 DVD Player MDV434 K XX Service TABLE OF CONTENTS Page 3139 785 31220 Version 1 0 Service Manual PHILIPS GB Copyright 2005Philips Consumer Electronics B V Eindhoven The Netherlands All rights reserved No part of this publication may be reproduced stored in aretrieval system or transmitted in any form or by any means electronic mechanical photocopying or otherwise without the prior permission of...

Страница 2: ...nd Stereo Dolby surround compatible downmix from Dolby Digital multi channel sound Audio performance DA converter 24bits 192KHz DVD fs 96kHz 4Hz 44kHz fs 48kHz 4Hz 22kHz SVCD fs 48kHz 4Hz 22kHz fs 44 1kHz 4Hz 20kHz CD VCD fs 44 1kHz 4Hz 20kHz Signal Noise 1kHz 95dB Dynamic Range 1kHz 85dB Cross talk 1kHz 90dB Distortion Noise 1kHz 80dB MPEG MP3 MPEG Audio L3 Audio L R output 1 0 2 0 Vpp into 10K o...

Страница 3: ...ire between the two pins of the mains plug 2 Set the mains switch the on position keep the mains cord unplug 3 Measure the resistance value between the mains plug and the front panel controls and chassis bottom 4 Repair or correct unit when the resistance measurement is less than 1M Ω 5 Verify this before you return the unit to the customer user ref UL standard no 1492 6 Switch the unit off and re...

Страница 4: ...uch copper tracks and or components in this unshielded primary area when you service the player Service personnel must take precautions to prevent touching this area or components in this area A lighting stroke and a stripe marked printing on the printed wiring board indicate the primary side of the power supply Never replace modules or components while the unit is on 2 Laser The use of optical in...

Страница 5: ...off un used equipment or reduce heat Mix of lead free solder alloy parts with leaded solder alloy parts is possible but PHILIPS recommends strongly to avoid mixed solder alloy types leaded and lead free If one cannot avoid clean carefully the solder joint from old solder alloy and re solder with new solder alloy SAC305 Use only original spare parts listed in the Service Manuals Not listed standard...

Страница 6: ...ntle Loader or Front Panel It should be remove the front door assembly first Figure 2 If the trace can t open in normal way you can make it by pushing the guider manually using the slot below the bottom chassis with a tool Figure 3 Note Make sure to operate gently otherwise the guider would be damaged 2 1 Figure 2 Figure 1 Figure 3 Push the guider until the trace out Make sure to operate gently to...

Страница 7: ...n remove the 2 screws at both sides of the loader Figure 4 Step4 Dismantling Front Panel disconnect the 2 connectors aiming in the figure then Release the snaps on the both sides of Front Panel and gently pull the Panel out from the set Figure4 Figure 5 Figure 6 Snap1 Snap2 CON 1 CON 2 CON 3 CON 4 CON 5 2 2 Figure5 6 GND cable ...

Страница 8: ...ng Instructions Step6 Dismantling Main Board first disconnect the connector and then remove the relative screws Figure 7 Step7 Remove the 3 screws on power board to dismantle the power board Figure8 Figure 8 CON 6 2 3 Figure 7 ...

Страница 9: ...g Instructions ATTENTION OF REPAIRING Make sure adding silicon glue to fix the capacitor C4 after repairing Avoid the hazard of C4 touching the Top Cover Figure 9 Add Silicon glue or Heat glue to fix C4 to keep this status 2 4 ...

Страница 10: ...Press Play TO START 3 Press OK button to confirm then screen will display Files coping UPGRADING 3 The upgraded disc will automatically out when files coping complete then take out the disc 4 About 1 minute later the trace will automatically close when upgrading complete C Read out the software versions to confirm upgrading 1 Power up the set and press system menu button on the remote control 2 Pr...

Страница 11: ...FOO signals 2 If there are F F T and T signals output from U2 Check Replace the loader Yes Yes No Go Check whether laser voltage 2V for VCD 2 2V for DVD on Collector of Q8 and Q9 Check the FFC connection between 24P and the loader 1 Whether voltage on pin 44 of U3 varies between 0 and 3 3V 3 3V for VCD and 0V for DVD 2 Whether peripheral components are eroded or badly soldered Trouble shooting cha...

Страница 12: ...supply on the power board is normal Check Correct connection Whether the connection to K301 is broken Correct the connection Replace U3 No No Yes Yes Check if the CON2 on the front board to CN6 on the decoder board is in good contact Whether there is 0V and 3 3V voltage difference on Pin 100 PCON of U3 Trouble shooting chart ...

Страница 13: ...hether U1 are eroded All output voltages on the power board is 0V or deviated Check whether there is 300V on C4 Check whether 100KHz oscillating signal on Pin6 of U1 Check if 5V 3 3v 12V 12V and 24V are short Check whether the components in the short circuit voltage are defected or eroded Yes Yes Yes Yes U1 PIN 3 RC waveform Trouble shooting chart Check whether F1 is blown ...

Страница 14: ... connection between 24P and the loader Check U3 and peripheral components Re solder or replace the defective parts Check the connection between U3 Correct connection Replace U3 or loader Yes Check whether there is laser voltage 2V for VCD and 2 2V for DVD on Collector of Q8 Q9 Check if there is RFO signal on pin8 of CN2 The normal RFO signal is a clear reticulated wave Trouble shooting chart Check...

Страница 15: ...nts Check whether there is voltage variance on pin 22 of U3 check if bad solder exist on U3 and peripheral components Replace the bad spare parts Check whether pin 1 to pin38 of U3 and peripheral components are badly soldered defected Check Q5 Q6 Q8 whether in good condition Yes Yes Yes Go Correct connection Change U3 or the loader No No Yes Check laser voltage 2V output on Collector of Q8 if pin ...

Страница 16: ...s pin 62 63 64 arrive the CN6 connect condition Correct connection Replace U301 or VFD Yes Yes Yes No check 24V 12V VCC 5v voltage on the power and front board Check there are VSTB VSDA0 and VSCK signals on CN303 on the front board 1 Check whether bad solder exists on U301 and pins of VFD 2 Check whether the circuit connected to K302 K303 K304 and K301 is broken 3 Check whether R300 R301 and R302 ...

Страница 17: ...sistor Q29 Q31 and Q25 are normal Checking the U11 leads the feet has no to break to open Correct connection Replace U3 if the clock signal ACLK ABCK and ALRCK output by U3 are normal Check whether the U3 or U11 power supply normal No Yes Check the power supply voltages 12V and 12V to the operation amplifying Q2 andQ4 are normal Yes Check U11 Replace U3 or U11 No Yes Trouble shooting chart SACLK w...

Страница 18: ...ard are normal Check Y1 R56 R56 C39 and C40 Check other of power supply electric circuit Correct the connection Check whether the video filter network circuit is normal Yes Yes No No No Check whether the 27MHz output signal is Trouble shooting chart change U3 or U14 U15 Yes No Check if the Y1 to Y6 signals on Pin164 to Pin 173 of U3 are normal ...

Страница 19: ...scilloscope to check if there is output waveform from the first pin IR of the remote censor after pressing button on the remote control U201 PIN 3 RC waveform Check if there is IR signal on pin 106 of U3 Check if the power supply voltage to the remote censor is normal are normal Go No No No Yes Yes Yes Correct connection Yes Change U3 IR waveform Trouble shooting chart ...

Страница 20: ...l output on R89 Check the loaded circuit Crystal oscillator Y1 and peripheral components are defected or eroded Check whether short circuit or bad solder on U7 U17 Check if short circuit and bad solder exist on Pin Y3 No No No No No Yes Yes Yes Yes Yes Reconnect the component in short circuit Check U3 Yes No 27M waveform SDRAM R82 SDCLK waveform Trouble shooting chart Check whether all the voltage...

Страница 21: ...CN7 CN302 4PIN 2 0 4 1 1 8 12 1 MT1389C BA5954 8M 16M FLASH 16M SDRAM EEPROM AUDIO D A AUDIO AMP LPF VIDEO LPF DRIVE MOTER DRIVER R L CON301 SWITCH BOARD 4PIN 2 0 4 1 WXD8829 DLM1D 18 KHM310A KARAOKE AMP KARAOKE A D Y 12PIN 2 0 16M SDRAM MDV434 K XX Wiring Block Diagram 1 6 CLK CS DATA GND SP GND LOAD TRIN SL SP LOAD TROUT GND SL LIMIT DV33 POWER_K LED IR 24V 12V LED GND LED 5V GND GND 24V 12V 12V...

Страница 22: ...TABLE OF CONTENTS Front Board Circuit Diagram 6 3 Front Board Component Chip Layout 6 4 Electrical Parts List 6 5 FRONT BOARD 6 1 ...

Страница 23: ...Service Engineer Remarks 6 2 ...

Страница 24: ...R GND VCC C302 100p CON301 CON12 2 0 1 2 3 4 5 6 7 8 9 10 11 12 C316 47p K303 OPEN CLOSE R324 330 R308 10K R204 4 7K U302B NJM4558 5 6 7 8 4 C315 47p C309 0 1u R316 680 R317 10K U301 PT6312 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 SW1 SW2 SW3 SW4 SDout SDin GND SCLK CS KEY1 KEY2 KEY3 KEY4 VDD SEG1 K1 SEG2 K2 SEG3 K3 ...

Страница 25: ...6 4 6 4 Front Board Top Side Front Board Bottom side ...

Страница 26: ...AB0470 JCX CAP SMD 47PF 50V 5 0603 R326 19 AB0471 JTF SMD RES 470 OHM 1 10W 5 C315 28 AB0470 JCX CAP SMD 47PF 50V 5 0603 R338 19 AB0102 JTF RES SMD 1K OHM 1 10W 0603 C316 28 AB0470 JCX CAP SMD 47PF 50V 5 0603 R339 19 AB0102 JTF RES SMD 1K OHM 1 10W 0603 CE200 25 HCB220 M1X CAP ELEC 22 UF 16V 20 SM R341 19 BB0229 JTF SMD RES 2 2 OHM 1 10W 5 CE201 25 HCB220 M1X CAP ELEC 22 UF 16V 20 SM REM301 02 IRR...

Страница 27: ... Power Board Circuit Diagram 7 2 Power Board Component Layout 7 3 Electrical Parts List 7 4 TABLE OF CONTENTS POWER BOARD 7 1 ...

Страница 28: ...000uF 16V D3 1N4007 R15 2 2k 1 R5 1 C10 220uF 25V R4 120K 1W R13 2 2k C1 NU 471 400Vac C6 NU 333 400V ZD1 NU 15V 1 2W ZD2 NU 15V 1 2W R2 NU 220 1 2W L2 33uH R3 22 L3 33uH D6 FR102 C7 47uF 25V R12 NU 22K ZD3 NU 18V 1 2W C16 101 1KV C8 47uF 25V C9 102 500V C17 104 50V C11 100uF 25V CON2 8X2 5 HEADER 1 2 3 4 5 6 7 8 5V 3 3V GND GND 12V GND 12V 24V C3 471 400Vac C2 0 1uF 250Vac D5 FR102 D4 1N4007 RV1 ...

Страница 29: ...7 3 7 3 Power Board Top Side ...

Страница 30: ...06 12 BT3904 0BF SMD TRANSISTOR MMBT3904LT1 NPN CE301 25 HCB470 M1X CAP ELEC 47 UF 16V 20 SM CE302 25 BFB339 M1X CAP ELEC 3 3 UF 50V 20 DIODE CE303 25 BFB339 M1X CAP ELEC 3 3 UF 50V 20 D301 10 1N4148 ABF DIODE 1N4148 SWITCHING CE304 25 BFB220 M1X CAP ELEC 22 UF 50V 20 D302 10 1N4148 ABF DIODE 1N4148 SWITCHING CONNECTOR R300 19 AB0101 JTF RES SMD 100 OHM 1 10W 0603 CON302 46 FG016T 04K01 HS 4P UL24...

Страница 31: ...TABLE OF CONTENTS Circuit Diagram for DVP3000 DVP3005 8 2 8 5 Mpeg board Component Chip Layout 8 6 8 7 Electrical Parts List 8 8 MPEG BOARD 8 1 ...

Страница 32: ... PLLVDD3 5VV DV33 DV33 SD33 P12V P5V 24V P33V P12V P5V P12V P12V GND GND GND 12V 12V PCON M_VCC AVCC VCC VCC_AUDIO 12VA 12VA 24V RFV18 ADACVDD3 DACVDD3 RFGND RFV33 APLLVDD3 LDO_AV33 DV33 RFVDD3 PLLVDD3 DV33 VCC3_AUDIO VCC_VIDEO FLASH_VCC VCC SD33 SD33 RFV33 12V RFGND RFGND RFGND C2 0 1uF L15 500 0805 C17 0 1uF CE2 100uF 16V L10 FB C29 0 1uF L18 FB L3 FB 0805 C1 1u 0805 LL1 NO_USE L14 500 0805 C16 ...

Страница 33: ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 VCC DQ0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 DQ5 VSSQ DQ6 DQ7 VCCQ DQML WE CAS RAS CS BA A11 A10 A0 A1 A2 A3 VCC VSS A4 A5 A6 A7 A8 A9 NC CKE CLK DQMH NC VCCQ DQ8 DQ9 VSSQ DQ10 DQ11 VCCQ DQ12 DQ13 VSSQ DQ14 DQ15 VSS C91 0 1uF D17 1N4148 R102 150 1 R101 2 4K R98 220 D19 1N4148 ...

Страница 34: ...N C R69 390 R199 20K R48 0 R29 10k CN4 pitch 2 0mm 1 2 3 4 5 6 C134 1uF C50 1uF C56 C Y1 27MHz CE26 47uF 16v R27 100k R40 4 7 R68 10k R58 33 open R42 0 OPEN C60 0 1uF TP1 C131 1uF C46 0 1uF R35 0 CE27 10uF 16V C48 1uF C47 1uF TP4 C61 0 015uF R79 10 R200 10K R51 0 OPEN C80 1000pF R74 0 U6 BA5954 AM5668S 1 9 10 12 3 2 15 7 14 13 21 19 20 24 27 6 4 5 28 8 11 17 18 16 23 22 25 26 29 30 VINFC PVCC1 PGN...

Страница 35: ... U15 AK4382 2 3 5 4 13 14 6 7 8 9 11 12 10 1 15 16 BICK SDTI PDN LRCK VSS VDD CSN CCLK CDTI AOUTR AOUTL AOUTL AOUTR MCLK DZFR DZFL R177 470 R159 470 C119 0 1u R154 3 3K 470 R150 10k NC R141 1K R24 1 R161 10k D15 1N4148 R160 470 C136 1u 0805 C132 2200p R184 NC 470 R142 OPEN CE38 10u R194 10K R166 10k NC RN5 33x4 1 8 2 7 3 6 4 5 C129 0 1u U11A NJM4558 OPA 3 2 1 8 4 R138 75 D14 1N4148 R151 10k NC C13...

Страница 36: ...8 6 8 6 Mpeg Board Top Side ...

Страница 37: ...8 7 8 7 Mpeg Board Bottom Side ...

Страница 38: ... KBX CAP SMD 2200PF 50V 10 0603 C61 28 AB0153 ZFX SMD CAP 0 015 UF 50V 0603 F C17 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0603 C62 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0603 C18 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0603 C63 28 AB0151 JCX SMD CAP 150 pF 50V 5 C C19 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0603 C64 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0603 C2 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20...

Страница 39: ... CE17 28 AB0119 ZFX CAP ELEC 220 UF 16V 20 R154 19 AB0332 JTF SMD RES 3 3K OHM 1 10W 0603 CE18 28 AB0120 ZFX CAP ELEC 47 UF 16V 20 R159 19 AB0471 JTF SMD RES 470 OHM 1 10W 5 CE19 28 AB0121 ZFX CAP ELEC 47 UF 16V 20 R161 19 AB0103 JTF RES SMD 10K OHM 1 10W 0603 CE2 28 AB0122 ZFX CAP ELEC 100 UF 16V 20 R165 19 AB0471 JTF SMD RES 470 OHM 1 10W 5 CE21 28 AB0123 ZFX CAP ELEC 10 UF 16V 20 R166 19 AB0000...

Страница 40: ... 4 7 OHM 1 10W 0603 R9 19 AB0154 JTF SMD RES 150K 1 10W 5 0603 R41 19 AB0479 JTF SMD RES 4 7 OHM 1 10W 0603 R90 19 AB0330 JTF RES SMD 33 OHM 1 10W 5 0603 R44 19 AB0000 JTF RES SMD 0 OHM 1 10W 5 0603 R92 19 AB0103 JTF RES SMD 10K OHM 1 10W 0603 R45 19 BB0109 JTF SMD RES 1 OHM 1 10W 5 0805 R93 19 AB0103 JTF RES SMD 10K OHM 1 10W 0603 R46 19 BB0109 JTF SMD RES 1 OHM 1 10W 5 0805 RN1 23 A08330 JBX NET...

Страница 41: ...906 0BF SMD TRANSISTOR MMBT3906LT1 PNP D2 09 004148 ATX SMD DIODE 4148 Q9 12 BT3906 0BF SMD TRANSISTOR MMBT3906LT1 PNP D3 09 004148 ATX SMD DIODE 4148 D4 09 004148 ATX SMD DIODE 4148 INDUCTANCE D5 09 004148 ATX SMD DIODE 4148 L1 35 339740 008 FERR BEAD BF40TA 3 5X6X1 D6 09 004148 ATX SMD DIODE 4148 L10 33 ELN501 NTF CHIP BEAD 500 OHM 25 D7 09 004148 ATX SMD DIODE 4148 L11 33 ELN501 NTF CHIP BEAD 5...

Страница 42: ...Mechanical Exploded view 9 1 ...

Страница 43: ...60 304 TRIANGLE M C SCREW B 3 X 6 2 6 56 3000K2 0HN Open close button 1 7 08 MD434K SWY Switch Board 1 9 56 3000K3 0HN Function button 1 10 08 MD434K FBY Front board 1 11 08 LOADER 012 Loader 1 13 67 3000T1 0E0 Top cover 1 15 51 DC0165 0CNA4 Power cord 1 17 67 3000B3 0E0 Back Plate 1 19 47 RCA149 XX0 RCA SOCKET AV 8 4 4W 041 2 20 08 MD434K MAN Ass y Mpeg Board 1 21 08 MD434K PWY Ass y Power Board ...

Страница 44: ...REVISION LIST Version 1 0 Initial release 10 1 ...

Отзывы: