Philips DVDR3408 Service Manual Download

Page: 34 / 71

To AVIO Board

KEYWAY (NO PIN)

8MB

FLASH MEMORY(2 or 4 or 8 Mb)

R104,R106,R107

HD[1:0]

DEDICATED ATAPI INTERFACE

R109,R106

1MB

ESMT - M13S128168A-6T

2MB

128Mb DDR SDRAM

Micron - MT46V8M16-55

R104,R107

Normal Mode (Jumper 2-3)

Not Stuff

R104,R106,R107,R109

IR EMITTER

64Mb DDR SDRAM

Reserve

R109

Size

256Mb DDR SDRAM

Nanya

Samsung - K4H281638D-TCB3

4MB

Debuge Mode (Jumper 1-2)

Stuff

R109

HOST Read

HD[7]

R104,R106,R107

HD[3:2]

C69 B4

C70 B6

C74 D1

C71 B4

C349 B3

C251 C2

C350 B3

C351 B3

FB63 C4

C410 A1

FB65 C4

FB66 C5

FB67 C4

FB68 C5

FB69 C4

FB70 D5

FB71 D4

FB72 D5

FB73 D4

FB74 D5

FB75 D4

FB76 D5

FB77 D4

FB78 D5

FB79 D4

FB80 D5

FB81 D4

FB82 D4

FB83 D4

FB84 D4

FB85 D4

FB86 D4

FB87 D4

FB88 D4

FB89 D5

FB90 D4

FB91 D5

J3 D4

J13 B2

JP1 E7

Q1 B2

R37 A1

R97 B5

R100 C2

R101 C2

R102 B6

R104 B6

R106 C6

R107 C6

R109 C6

R111 D2

R112 D2

R113 D2

R114 D1

R116 D2

R115 D1

R117 D6

R118 D6

R119 D6

R120 D6

R121 D6

R122 D6

R123 D6

R124 D7

R125 D1

R126 D1

R127 D6

R128 E6

R129 E6

R130 E6

R131 E6

R132 E6

R133 E7

R134 E7

R135 E7

R145 A5

R423 B2

RP4 D3

RP5 D3

RP6 E3

RP25 E3

RP27 E3

RP40 F3

U13 B4

U14 A6

U31 C1

ATA_A0

HD9

HD6

BA10

HD_AT1

HD14

BA17

HD_AT6

HD2

HD14

BA19

BA8

HD_AT12

ATA_A1

HD_AT4

BA9

HD_AT8

HD_AT11

HD_AT6

ATA_A2

HD10

HD8

BA2

DIOR

HD7

HD5

HD0

BA22

HD2

NC/A20/A20

HD12

HD2

BA8

BA12

BA15

BA9

WP#/ACC

HD_AT7

DIOR

CAB_SEL

HD5

BA18

ATA_A1

INT_ATA

HD_AT11

HD7

HD_AT10

HD13

HD3

HD4

BA3

BA21

HD11

RY/BY/A19

BA1

HD_AT15

BA1

A19/A19/A21

ATA_A2

INT_ATA

BA6

CS1FX

HD0

IORDY

HD_AT2

BA13

CS3FX

HD_AT13

BA10

HD_AT2

BA22

HD_AT4

HD_AT15

HD_AT13

BA4

HD_AT0

DMACK

BA1

BA17

DMARQ

BA18

ATA_A0

BA19

HD13

HD12

BA2

HD3

BA[22..1]

CS1FX

HD0

HD15

BA13

A19/A19/A21

HD3

BA7

BA20

SCL

HD_AT14

HD_AT8

HD_AT0

BA15

RY/BY/A19

HD4

BA5

HD_AT9

HD_AT5

HD_AT3

DIOW

HD_AT3

BA16

BA20

BA5

HD15

HD5

RSTATA

HD6

BA12

HD_AT14

HD1

BA11

BA17

HD_AT10

DMARQ

WP#/ACC

NC/A20/A20

BA4

BA3

HD_AT7

HD1

BA14

RSTATA

HD10

HD_AT5

IORDY

BA14

HD8

/SYS_RST

CS3FX

HD_AT9

HD11

BA7

SDA

DIOW

HD4

HD_AT12

HD7

BA16

HD9

HD6

BA21

BA6

BA11

ACC

HD_AT1

ATAPI_DATA15

ATAPI_DATA8

ATAPI_DATA0

/SYS_RST

ATAPI_IORDY

E5_MA2

E5_MA5

ATAPI_DMAACK_L

ATAPI_DATA7

ATAPI_DATA10

AtapiAddr2

HD[15..0]

SDA

E5_ALE

ATAPI_DATA2

E5_IRTX1

ATAPI_DATA4

ATAPI_RESET

ATAPI_DATA5

E5_MA3

/E5_OE

ATAPI_DIOR_L

ATAPI_DATA13

ATAPI_DATA1

ATAPI_DATA14

/E5_CS0

E5_MA4

AtapiAddr4

ATAPI_DATA3

SCL

HD[15..0]

ATAPI_DATA9

/E5_WEL

ATAPI_INTRQ

ATAPI_DMARQ

ATAPI_DATA12

ATAPI_DIOW_L

ATAPI_DATA6

AtapiAddr3

AtapiAddr0

ATAPI_DATA11

HD[15..0]

AtapiAddr1

E5_MA22

E5_MA1

V33

GND

V33

VCC

V33

VCC

V33

FB68

BK1608HM121-T

R111

FB82

BK1608HM121-T

FB70

BK1608HM121-T

124

10K

SKT-U1

SKT-TSOP48

C251

0.1UF

FB72

BK1608HM121-T

R113

JP1

DNS HEADER 3X1

1
2
3

FB74

BK1608HM121-T

R109

FB76

BK1608HM121-T

R112

FB83

BK1608HM121-T

FB78

BK1608HM121-T

R107

DNS-0

FB80

BK1608HM121-T

R116

10K

C69
0.1UF

FB84

BK1608HM121-T

R115

C70

0.1UF

Q1 DNS-2N2222

FB63

BK1608HM121-T

R145

10K

FB85

BK1608HM121-T

R106

R37
10K

J13

DNS-PH2/2MM
2MM PITCH
PH2-TH

1
2

FB86

BK1608HM121-T

C71
0.1UF

FB65

BK1608HM121-T

U14

MX29LV320

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25

A15
A14
A13
A12
A11
A10
A9
A8
A19/A19/A21
NC/A20/A20
WE
RST
ACC
WP/ACC
RY/BY/A19
A18
A17
A7
A6
A5
A4
A3
A2
A1

A16

BYTE/VIO

VSS

D15

D14

D13

D12

VCC

D11

D10

D2
D9
D1
D8
D0

VSS

RP5

33/RP

R102

RP27 33/RP

FB67

BK1608HM121-T

FB87

BK1608HM121-T

132

10K

RP4

33/RP

R423

DNS-100

134

10K

FB88

BK1608HM121-T

FB69

BK1608HM121-T

135

10K

C350

0.1UF

118

-10K

FB71

BK1608HM121-T

FB90

BK1608HM121-T

R100

4.7K

U31

AT24C16

1
2
3
4

A0
A1
A2
GND SDA

SCL

VCC

R101

4.7K

129

10K

R127

FB73

BK1608HM121-T

120

-10K

R126

4.7K

122

-10K

C74

22PF

FB75

BK1608HM121-T

C351

1000PF

119

-10K

HEADER 20X2

131

10K

FB77

BK1608HM121-T

R114

4.7K

FB91

BK1608HM121-T

FB89

BK1608HM121-T

133

10K

R125

680

RP40 33/RP

FB79

BK1608HM121-T

C349

10UF/6V/A

130

10K

117

-10K

128

10K

R97

RP25 33/RP

121

-10K

FB81

BK1608HM121-T

U13

74LVC16373

47
46
44
43
41
40
38
37

48
36
35
33
32
30
29
27
26
24
25

2
3
5
6
8
9
11
12

13
14
16
17
19
20
22
23

4
10
15
21
28
34
39
45

18
31
42

1A1
1A2
1A3
1A4
1A5
1A6
1A7
1A8
1OE
1LE
2A1
2A2
2A3
2A4
2A5
2A6
2A7
2A8
2OE
2LE

1B1
1B2
1B3
1B4
1B5
1B6
1B7
1B8

2B1
2B2
2B3
2B4
2B5
2B6
2B7
2B8

GND
GND
GND
GND
GND
GND
GND
GND

VCC
VCC
VCC
VCC

RP6

33/RP

C410

0.1UF

123

-10K

FB66

BK1608HM121-T

R104

DNS-0

6-15

DVDR3408/93 Main Board Eletrical Diagram: FLASH, ATA, EEPROM, IR

Title:FLASH, ATA, EEPROM, IR

http://www.jdwxzlw.com/?fromuser=华盛维修

家电维修资料网，免费下载各种维修资料

Summary of Contents for DVDR3408

Page 1: ... TABLE OF CONTENTS Page 3139 785 32350 Version 1 0 Service Manual PHILIPS GB Copyright 2006Philips 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 Philips CLASS 1 LASER PRODUCT Pub...

Page 2: ...0Bit 27MHz Picture Enhancement Progressive Scan Audio Performance D A Converter 24Bit 96KHz A D converter 24Bit 96KHz Signal Noise 1KHz 90dB Dynamic range 1KHz 80dB Crosstalk 1KHz 80dB Turner Reception Transmission Receive TV Signal PAL Aerial Input 75 ohm coaxial IEC75 Storage Media Recording media DVD R R DVD RW RW DVD R DL Recording speed 2 4X Connectivity Rear Connections S video Out Video CVB...

Page 3: ...he 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 remove the wire between the two...

Page 4: ...nts while the unit is on 2 Laser The use of optical instruments with this product will increase eye hazard Only qualified service personnel may remove the cover or attempt to service this device due to possible eye injury Repair handing should take place as much as possible with a disc loaded inside the player Text below is placed inside the unit on the laser cover shield Notes Manufactured under ...

Page 5: ...ure 1 Step2 If it is necessary to dismantle Loader or Front Panel It should be remove the front door assembly first Figure 2 Mechanical and Dismantling Instructions 2 1 Figure 1 Figure 2 Please kindly note that dismantle the front door assembly carefully to avoid damage tray and the front door assembly http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 6: ...it would be damaged Step3 Dismantling Loader First disconnect the 2 connectors then remove the 4 screws at both sides of the loader Figure 4 Mechanical and Dismantling Instructions 2 2 Figure 3 Push the guider until the tray out Make sure to operate gently to avoid damage happening Figure 4 CON 1 CON 2 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 7: ...he both sides of front panel finally gently pull the panel out from the set Figure 5 6 Step5 Dismantling Main Board first disconnect the 4 connectors then remove 4 screws Figure 7 Mechanical and Dismantling Instructions 2 3 Figure 6 Snap 1 Figure 5 CON 4 CON 5 CON 3 CON 6 CON 7 Figure 7 CON 9 CON 8 CON 10 CON 11 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 8: ...tors then remove the 2 screws Figure 8 Step7 Dismantling AV Board first disconnect the 3 connectors then remove the 4 screws Figure 9 Mechanical and Dismantling Instructions 2 4 Figure 8 CON 13 CON 12 Figure 9 CON 16 CON 15 CON 14 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 9: ...abinet then dismantle the Output Board Figure 10 Step 9 Dismantling Power Board first disconnect the 1 connector then remove the 4 screws Figure 11 Mechanical and Dismantling Instructions 2 5 Figure 10 CON 17 Figure 11 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 10: ...repairing Avoid the hazard of capacitor touching the top cover Figure 12 Figure 12 r Heat glue to fix Capacitor keep this status Mechanical and Dismantling Instructions 2 6 Add Silicon glue or Heat glue to fix Capacitor keep this status http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 11: ...ftware please wait Do not switch off the power Please wait patiently approximately two minutes later the upgrading will complete 4 The tray will automatically open when the upgrading complete and the TV will display System is successfully upgraded Remove disc from the tray and reset system 5 According to the TV direction take out the disc and press OK the tray will close Reset the system C Read ou...

Page 12: ...ct condition Correct connection Replace U2 or VFD Yes Yes Yes No Check 24V 12V VCC 5v voltage on the power and front board Check the front board signals on R24 R25 R28 SCK SDA STB 1 Check whether bad solder exists on U2 and pins of VFD 2 Check whether the circuit connected to K1 K2 K3 K4 K5 and K6 is broken Fix the connection JP1 on front board and CN1 on power board Trouble shooting chart http ww...

Page 13: ...the AV board is 5v Check the 5v power supply on the AV board Check the P1 of U10 digital audio on the AV board is normal Check P26 of JP2 on Main board signals is normal Fix the connection JP8 on AV board and JP2 on Main board Yes Yes No Go Check the FB8 digital audio on the Output board is normal No digital audio output No Trouble shooting chart Yes Yes http www jdwxzlw com fromuser 华盛维修家电维修资料网 ...

Page 14: ...place U2 on the Front board Check whether keys on the front board work or not Replace U3 on the Front board Replace U1 Yes Check the front board whether JP1 of U2 has signal when pressing key on the remote Trouble shooting chart http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 15: ...sc or can t open the tray Check 40Pin cable from main board connection to the loader is normal Check the peripheral components near the J3 on the main board No Go Check whether the DVD loader running is normal Fix the connection the 40Pin cable No Yes Trouble shooting chart http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 16: ...on power board CN1 front board JP1 Check whether the voltage 12V 5V on the front board is normal work or not Check DC 12V to AC 3V switch circuit Replace U2 VFD Yes Check whether the voltage 24V is normal No Check the FB1 on the front board Trouble shooting chart Yes http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 17: ...nection fan to Power board CN3 Go No No Fan don t work Yes Check R9 on Power board Check on Power board whether P1 of CN3 is 12v Replace the cable Replace Fan Yes Trouble shooting chart http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 18: ... KEY IR VFD VIDEO DECODER LOADER ATAPI TUNER WM8776 AUDIO IN 1 AUDIO IN 2 1EEE1394 AUDIO IN 3 AUDIO ADC Y Pr Pb Y C CVBS TUNER Y Y CVBS Pb C Pr S PDIF AUDIO DAC WM8776 AUDIO LCH BUFFER BUFFER AUDIO RCH 5 1 5 1 DVDR3408 93 BLOCK DIAGRAM http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 19: ... 13 14 15 16 17 18 19 20 21 22 23 24 HEADER 20X2 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 CN4 CON9 2MM 1 2 3 4 5 6 7 8 9 JP1 PH7 2MM 1 2 3 4 5 6 7 CN3 CON3 1 2 FAN 1 2 CN1 PH7 2MM 1 2 3 4 5 6 7 J4 PH8 2MM 1 2 3 4 5 6 7 8 JP7 CON7 2MM 1 2 3 4 5 6 7 JP4 CON3 2MM 1 2 3 JP6 PICH 2MM 1 2 3 J2 7 6 5 JP1 CON7 2MM 1 2 3 4 5 6 7 JP9 FMN1...

Page 20: ...C C6 100P R28 100 K1 R25 100 R16 10K R45 1M R9 100 C12 0 1u Y2 32 768K R19 10K OPEN C28 0 1 D16 RB751 1 2 D5 5 6V DIP D18 3 3V 0 5W 1 2 R54 3 3K C19 0 1u J5 PICH 2 0 1 2 3 4 C4 100P U2 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 K...

Page 21: ...6 2 6 2 Front Board Print layout Top Side for DVDR3408 93 Front Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 22: ...CC VCC GND_AV GND_AIN GND_AIN GND_AIN GND_VIN GND_VIN VCC GND_AIN GND_VIN C45 10UF 16V SACD D25 LVS C43 100P D24 1N4148 1 2 JP5 PICH 2 0 1 2 3 C42 100P D26 1N4148 1 2 R58 47K C46 10UF 16V R59 560 C44 100P R60 47K JP6 PICH 2 0 1 2 3 R57 560 FB7 BK1608HM601 T D21 LVS D23 LVS FB9 BK1608HM601 T FB8 BK1608HM601 T R61 75 D20 1N4148 1 2 JP4 1 2 3 4 5 6 J7 2MM 4 3 2 1 D22 1N4148 1 2 K7 POWER 6 3 6 3 DVDR3...

Page 23: ...Input Board Print layout Top Side for DVDR3408 93 Input Board Print layout Bottom Side for DVDR3408 93 Switch Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 24: ... 1 26 AUDIO IN NC NC CH_SW NC NC B MB NC NC CONTROL NC NC VIDEO_IN NC NC NC RF_AGC RF_AGC NC NC NC NC AS AS SCL SCL SCL SDA SDA SDA AFT_OUT NC NC A_OUT B B SIF_OUT NC NC TU TU TU NC NC NC V_OUT IF_AGC IF_AGC NC SW1 SDA NC SW2 SCL NC A_OUT A_OUT NC SIF_OUT SIF_OUT NC AFT_OUT AFT_OUT NC V_OUT V_OUT Chassis_GND NC GND C1 0 1UF 1 2 R5 0 1 2 C4 0 1UF 1 2 J7 FMN14 1 0mm 1 2 3 4 5 6 R1 0 1 2 J9 FMN14 1 0...

Page 25: ...6 6 6 6 Tuner Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 26: ...21 T JP2 FMN6 2 0mm 1 2 3 4 5 6 C9 33PF C15 33PF OPEN FB13 BK1608HM121 T FB3 BK1608HM121 T FB6 BK1608HM121 T C17 220UF 16V J3 FMN6 2 0mm 1 2 3 4 5 C10 0 1UF D11 1N4148 1 2 FB12 BK1608HM121 T D9 1N4148 1 2 C1 220UF 16V J1 FMN6 2 0mm 1 2 3 4 5 6 7 8 9 D4 1N4148 1 2 C12 10PF C11 100UF 16V D10 1N4148 1 2 FB11 BK1608HM601 T FB5 BK1608HM121 T D15 1N4148 1 2 C8 33PF FB10 BK1608HM121 T D16 1N4148 1 2 D6 1...

Page 27: ...6 8 6 8 Output Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 28: ... U3 PC123X 1 2 4 3 PAS C19 0 1uF ZD6 18V 1 2W C9 473 400v R5 2 2k PAS R19 470 U5 TL431 2 1 3 T1 EC28 15 10 1 13 4 2 14 7 6 5 11 8 9 12 R6 22k D1 1N4007 R15 4 7k U2 FSDM0565RN 2 1 4 5 6 3 SOURCE DRAIN VFB N C Vatr VCC PAS C26 1000uF 16V Q6 9015 D3 1N4007 PAS C11 47uF 25V R32 4 7k 1 D8 FR102 PAS R17 10k D5 FR104 C1 333 400V C5 0 1uF 250Vac CN1 10 x2 0mm 1 2 3 4 5 6 7 PWR CTL FAN C 5VSTB GND 22VF GND...

Page 29: ...6 10 6 10 Power Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 30: ... 45 GPIOx 29 2nd 24 bit VI_D0 VI_D1 VI_D2 VI_D3 VI_D4 VI_D5 VI_D6 VI_D7 VI_D8 VI_D9 VO_D16 VO_D17 VO_D18 VO_D19 VO_D20 VO_D21 VO_D22 VO_D23 VIO GPIOx 30 GPIOx 0 GPIOx 1 GPIOx 2 GPIOx 3 GPIOx 4 GPIOx 5 GPIOx 6 GPIOx 7 GPIOx 8 GPIOx 9 GPIOx 10 GPIOx 11 GPIOx 12 GPIOx 13 GPIOx 14 GPIOx 15 VOUT VIN JTAG SYSTEM GPIOx 31 GPIOx 34 GPIO 7 GPIO 6 AIN AOUT GPIOx 35 CS 9 CS 8 USB 1394 POWER GND PADS CORE SDR...

Page 31: ...A1 SDRAM_A10 SDRAM_DQ8 SDRAM_DQ12 SDRAM_A14 E5_SDRAM_DQ20 E5_SDRAM_DQ3 SDRAM_DQ30 SDRAM_DQ27 SDRAM_DQ20 E5_SDRAM_DQ23 SDRAM_DQ0 SDRAM_DQ24 SDRAM_DQM2 SDRAM_DQ17 SDRAM_A5 E5_SDRAM_DQ6 SDRAM_DQ24 E5_SDRAM_DQ2 SDRAM_DQ7 SDRAM_DQ10 SDRAM_DQ15 SDRAM_DQS0 E5_SDRAM_DQM2 E5_SDRAM_A3 SDRAM_CLK 1 VREF E5_SDRAM_A14 SDRAM_A8 E5_SDRAM_A1 SDRAM_A0 SDRAM_CLK 0 E5_SDRAM_A10 SDRAM_CLKE E5_SDRAM_A8 E5_SDRAM_CLK1 SD...

Page 32: ... SDRAM_DQM3 SDRAM_A9 SDRAM_A3 SDRAM_A1 SDRAM_A9 SDRAM_A12 SDRAM_A4 SDRAM_CLKE SDRAM_A1 SDRAM_DQ 31 0 SSTL2_VDD SSTL2_VDD GND SSTL2_VDD SSTL2_VDD GND GND GND GND GND SSTL2_VDD GND C96 0 1UF C95 0 1UF U25 16MX16 DDR 29 30 31 32 35 36 37 38 39 40 28 41 26 27 24 44 23 22 21 20 47 65 63 62 60 59 57 56 13 11 54 10 8 7 5 4 2 16 51 45 46 1 18 33 3 9 15 55 61 49 34 48 66 6 12 52 58 64 14 17 19 25 42 43 50 ...

Page 33: ...R_Out HD11 SYS_RST AO_MCLKO HD3 E5_UART2_RX CVBS_IN AO_FSYNC E5_GPIOx42 E5_SPI_MISO HD2 SDA VI_GPIO_C1 E5_ALE R_Y_IN AO_IEC958 HD13 VI_GPIO_C2 AO_D2 SCL GND V33 V33 V33 GND_VIN GND GND VCC GND_VIN GND GND GND GND V33 GND GND VO_GND GND_VIN VCC V33 GND R532 0 FB18 BK1608HM121 T FB129 BK1608HM601 T FB30 BK1608HM121 T FB130 BK1608HM601 T R533 0 FB44 BK1608HM601 T FB43 BK1608HM601 T FB23 BK1608HM601 T...

Page 34: ...DATA14 E5_CS0 E5_MA4 AtapiAddr4 ATAPI_DATA3 SCL HD 15 0 ATAPI_DATA9 E5_WEL ATAPI_INTRQ ATAPI_DMARQ ATAPI_DATA12 ATAPI_DIOW_L ATAPI_DATA6 AtapiAddr3 AtapiAddr0 ATAPI_DATA11 HD 15 0 AtapiAddr1 E5_MA22 E5_MA1 V33 V33 GND V33 VCC V33 V33 V33 V33 VCC V33 FB68 BK1608HM121 T R111 82 FB82 BK1608HM121 T FB70 BK1608HM121 T R124 10K SKT U1 SKT TSOP48 C251 0 1UF FB72 BK1608HM121 T R113 82 JP1 DNS HEADER 3X1 1...

Page 35: ..._PHY_D GND_PHY_D GND_PHY_D GND_PHY_A VCC GND_PHY_D GND_PHY_D GND_PHY_D V33_PHY_A GND_PHY_A V33 V33_PHY_D GND_PHY_A GND_PHY_A TPB PHY_PC1 TPA PHY_PC0 PHY_PC2 PHY_R1 TPA PHY_R0 PHY_ISO TPB R81 10K Y2 24 576MHz C52 12PF C353 1000PF C51 12PF R74 DNS 10K R84 10K T1 YB019T 221 1 4 2 3 5 6 7 8 C53 0 1UF C65 0 1UF R76 10K C358 0 1UF C67 0 1UF C66 0 1UF R73 4 7K R409 22 R411 22 R415 15K R436 100 R67 56 2 1...

Page 36: ...6 7 8 9 10 L7 FBMJ2125HS420 T CA15 220UF 10V FB4 FBMJ3216HS800 T MT1 MountHole 1 2 3 4 5 6 7 8 9 H 2 34 5 6 7 8 9 FB100 FBMJ2125HS420 T MT2 MountHole 1 2 3 4 5 6 7 8 9 H 2 34 5 6 7 8 9 CA12 220UF 10V CA8 220UF 10V CA22 47UF 10V R362 DNS_1K C403 0 1UF C39 0 1UF C37 0 1UF FB93 FBMJ2125HS420 T CA7 220UF 10V FB94 FBMJ2125HS420 T C131 0 1UF FB1 FBMJ3216HS800 T FB95 FBMJ2125HS420 T CA36 100UF 10V P1 1 R...

Page 37: ... CA38 100UF 10V C371 0 1UF C122 0 1UF R402 10K 0805 C372 0 1UF R396 75 0805 L8 2 7UH 0805 R403 75 0805 C369 0 1UF C373 0 1UF U38 TVP5146 TQFP 80 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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 VI_1_B VI_1_C CH1_A33GND...

Page 38: ...6 19 Main Board Print layout Top Side for DVDR3408 93 6 19 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 39: ...6 20 6 20 Main Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 40: ... 1 2 3 4 5 6 7 8 INT1 XIN XOUT GND INT2 SCL SDA VCC1 C3 10pF T81ON C7 10pF T81ON C34 56PF C13 0 1UF C32 1500PF C31 100UF 16V 1 2 Y2 32 768K 3530ON R166 10k OPEN C33 0 01UF C23 0 1UF U3 MSP3455G PMQFP44 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 25 26 27 23 24 28 29 30 31 32 33 34 35 36 37 38 40 41 42 43 44 1 2 3 39 4 5 6 TP D_CTR_I O_1 D_CTR_I O_0 ADR_SEL STANDBYQ I2C_SCL I2C_SDA I2S_CL I2S_WS I...

Page 41: ..._AV R37 10k R21 10K R24 4 7k R27 4 7k C79 0 1UF C44 10UF 16V R41 10K OPEN C68 100UF 16V R35 10K R38 10k R8 10K C53 10UF 16V C76 47UF 16V 1 2 FB13 BK1608HM601 T R26 4 7k C73 0 1UF C43 10UF 16V C59 0 1UF R9 10K C50 0 1UF R32 10K C77 56PF C46 0 1UF R33 10K C47 10UF 16V R18 4 7k R10 22 R22 10K C72 100UF 16V C57 10UF 16V 1 2 R12 0 C54 0 1UF C66 0 1UF R13 0 C69 10UF 16V R25 22 R40 22 open C45 0 1UF C71 ...

Page 42: ...ND_AV V12 GND_AV GND_AV GND_AV VCC GND_AV C103 10UF 16V 1 2 R42 3 3K Q5 2N3904 2 1 3 Q11 2N3904 2 1 3 R118 3 3K R100 180 C118 22UF 16V 1 2 R109 7 5k FB14 R70 3 3K R68 3 3K R117 4 7k C116 680PF 1 2 C93 10UF 16V 1 2 R116 4 7K R108 3 3K Q4 2N3904 2 1 3 C124 0 1UF 1 2 R51 10K C98 100PF Q3 2N3904 2 1 3 Q10 2N3904 2 1 3 R107 3 3K C130 0 1UF 1 2 Q18 2N3904 2 1 3 D7 1N4148 1 2 R114 100K C109 1000PF R75 10...

Page 43: ...IO_DG IEC_AUDIO AO_IEC958 IEC_AUDIO IEC_AUDIO_DG VCC U10E 74HCT04N 11 10 14 7 U10F 74HCT04N 13 12 14 7 R131 91K U10A 74HCT04N 1 2 14 7 U10B 74HCT04N 3 4 14 7 U10C 74HCT04N 5 6 14 7 R130 390 C133 0 1UF C132 0 1UF U10D 74HCT04N 9 8 14 7 6 24 6 24 DVDR3408 93 AV Board Electrical Diagram DIGITAL AUDIO OUT Title PWR CONN BTSC RTC http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 44: ... IDC_SDA VTUN_STB TV_SDA TV_AO TV_SDA AFT_OUT TV_32V TV_CVBSI TV_IF GND_TUN TV_SCL TV_AI VTUN_STB TV_SCL TV_AI CH_SW TV_MONO CVBS_O TUN_DET IDC_SCL AIN_SEL1 AO_MONO AIN_SEL0 BDCOMP TV_CVBS_IN IDC_SDA VCC GND_AV VCC VCC 32V GND_AV VCC GND_AV GND_TUN VCC_STB VCC GND_AV VCC VCC VCC_TUNER VCC VCC VCC_TUNER GND_AV GND_TUN GND_TUN VCC GND_TUN V12 GND_AV FB26 FBA04HA450BA R173 0 R137 100K C136 100UF 16V ...

Page 45: ...3 GND_Vout GND_Vin GND_Vin GND_Vin VCC_VOUT V33 VCC GND_Vout V33 GND_Vin VCC_VOUT GND_Vin GND_Vout GND_Vin V33 GND_Vin GND_Vin GND_Vout GND_Vout GND_Vout GND_Vin VCC GND_AV GND_Vout VCC_VOUT GND_Vin GND_Vin V33 VCC_VOUT GND_Vin VCC_VOUT VCC_VOUT GND_AV GND_Vin GND_Vout GND_Vin GND_Vin GND_Vout GND_Vout GND_Vout GND_Vin GND_Vin VCC_VOUT GND_Vout VCC JP7 CON7 2MM 1 2 3 4 5 6 7 L11 0 47UH C162 33PF C...

Page 46: ...6 27 6 27 AV Board Print layout Top Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 47: ...6 28 6 28 AV Board Print layout Bottom Side for DVDR3408 93 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 48: ...C 8 AUDIO VIDEO CABLE ACCESSORIES IN GIFT BOX POLY BAG PAC 9 REMOTE CONTROL PAC 10 USER MANUAL PAC 11 QUICK USER GUIDE PAC 12 WARRANTY CARD PAC 13 SERVICE HOTLINE PAC 14 SERVICE GUARANTEEN PAC 15 QC PASS LABEL 7 1 DVDR3408 93 Packing View http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 49: ...7 2 DVDR3408 93 Exploded View Note Position 14 15 16 17 19 20 21 23 24 27 are supplied as an Front Panel Assembly and the assembly no is ASS Y 1 http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 50: ...6 250MM PH 9Y SAN 9Y 1 PAC 6 BAT 1 5V R03 AAA 1 PACK 1 PAC 7 9965 000 32469 RF CABLE 1 PAC 8 9965 000 20384 AUDIO VIDEO CABLE LOW CADMIUM 1500 1 PAC 9 9965 000 32443 REMOTE CONTROL 1 PAC 10 9965 000 42135 USER MANUAL 1 PAC 11 9965 000 42134 QUICK USER GUIDE MANUAL 1 PAC 12 9965 000 38534 WARRANTY CARD 1 PAC 13 9965 000 42132 SERVICE HOT LINE 1 PAC 14 9965 000 33761 SERVICE GUARANTEE 1 PAC 15 9965 ...

Page 51: ...5 000 42127 ASS Y FRONT BOARD 1 29 9965 000 42141 EARTHING PLATE 1 30 SHIELD CABINET 1 31 MACHINE SCREW 3 32 9965 000 32461 TOP COVER 1 33 9965 000 42131 LOADER 1 34 TRIANGLE M C SCREW B 3 X 8 4 35 9965 000 42130 ASS Y AV BOARD 1 36 9965 000 42129 ASS Y OUTPUT BOARD 1 37 9965 000 32463 DC BRUSHLESS FAN 1 38 9965 000 42142 BACK PANEL 1 39 S T SCREW B 4 X 8 BF 2 40 9965 000 32465 POWER CORD 1 8M 1 4...

Page 52: ...0 1 UF 50V 80 20 0603 FB4 CHIP BEAD 500 OHM 25 C20 CAP ELEC 47 UF 16V 20 SMALL FB5 CHIP BEAD 500 OHM 25 C21 SMD CAP 33PF 50V 5 FB6 CHIP BEAD 500 OHM 25 C22 SMD CAP 100 pF 50VDC 5 C23 CAP ELEC 47 UF 16V 20 J2 7P HS C24 SMD CAP 0 1 UF 50V 80 20 0603 J3 HS 7P 1394 26 280MM C25 CAP ELEC 47 UF 16V 20 J4 CONNECTOR C26 SMD CAP 0 1 UF 50V 80 20 0603 J5 HS 4P C28 SMD CAP 0 1 UF 50V 80 20 0603 JP1 HS 7PIN C...

Page 53: ...0 SMD RES 1M OHM 1 16W 5 R52 RES SMD 47 OHM 1 16W 5 R13 RES SMD 4 7K OHM 1 16W 5 R16 RES SMD 10K OHM 1 16W 5 U1 remote control systems R18 RES SMD 51K 1 16W 5 0603 U2 IC SC16312 R20 RES SMD 10K OHM 1 16W 5 U3 MCU R21 RES SMD 10K OHM 1 16W 5 U4 IC HT1381 R22 RES SMD 10K OHM 1 16W 5 LED 1 LED RED HFR303J R 3mm R24 RES SMD 100 OHM 1 16W 5 VFD1 VFD VFD20 0707FN R25 RES SMD 100 OHM 1 16W 5 Y1 CRYSTAL 1...

Page 54: ...HM 1 16W 5 D26 DIODE 1N4148 SWITCHING R60 RES SMD 47K 1 16W 0603 5 Pos No 12 NC Description Pos No 12 NC Description K7 SWITCH TACT TSAB 1 J7 CONN PH 4A 4PIN PITCH 2 0MM LED1 LED RED ĭ3MM FO203 Note Only the parts mentioned in this list are normal service spare parts Electrical Parts List Input Board CAPACITOR DIODE Electrical Parts List Switch Board IC VARIOUS INDUCTANCE CONNECTOR RESISTOR PRODUC...

Page 55: ...16W 5 R4 RES SMD 0 OHM 1 16W 5 J1 WIRE BARE JUMPER 7 5MM Note Only the parts mentioned in this list are normal service spare parts WIRE BARE JUMPER RESISTOR Electrical Parts List Tuner Board CAPACITOR WIRE BARE JUMPER CONNECTOR PRODUCT SAFETY NOTE Products marked with a have special characteristics important to safety Before replacing any of these components read carefully the product safety notic...

Page 56: ...AP 33PF 50V 5 J16 WIRE BARE JUMPER 10MM C19 CAP ELEC 220 UF 16V 20 J17 WIRE BARE JUMPER 10MM C20 SMD CAP 33PF 50V 5 J18 WIRE BARE JUMPER 10MM FB1 BEAD BGH0603B501LT 500 OHM J1 electrical outlet FB2 BEAD BGH0603B501LT 500 OHM J3 RCA SOCKET AV 3 2 2L 03 FB3 BEAD BGH0603B501LT 500 OHM J4 RCA SOCKET AV 8 4 4W 044 FB4 BEAD BGH0603B501LT 500 OHM JP1 HS 7PIN FB5 BEAD BGH0603B501LT 500 OHM JP2 HS 6PIN Not...

Page 57: ...R 0 1UF 50V 80 20 F J4 WIRE BARE JUMPER 7 5MM C23 CAP CER 0 1UF 50V 80 20 F J5 WIRE BARE JUMPER 10MM C25 CAP P E 0 01UF 63V 5 J6 WIRE BARE JUMPER 17 5MM C26 CAP ELEC 1000 UF 16V 20 J7 WIRE BARE JUMPER 15MM C27 CAP ELEC 1000 UF 16V 20 J8 WIRE BARE JUMPER 10MM C28 CAP CER 1000PF 400VAC 20 E J9 WIRE BARE JUMPER 12 5MM CN1 CONN PH 7A PITCH 2 0MM 7PIN L1 COIL CHOKE 33UH 10 CN2 PIN BASE 3 VH 3A L2 LINE ...

Page 58: ...ANCE FNR 10K471 R11 RES C F 22 OHM 1 6W 5 TR1 NTC SCK08102LG R14 RES M O F 100k OHM 2W 5 R15 CARBON RES C F 4 7K OHM 1 6W 5 T1 TRANSFORMER CONV R16 RES C F 8 2 OHM 1 6W 5 U1 IC KA278R12 R17 RES C F 10K OHM 1 6W 5 U2 IC FSDM0565RWDTU R18 RES C F 75 OHM 1 4W 5 U3 PHOTOCOUPLER PC123X9YFZ R19 RES C F 75 OHM 1 6W 5 U4 IC AMC431LPFTB R20 RES C F 10K OHM 1 6W 5 U5 IC AMC431LPFTB Note Only the parts menti...

Page 59: ...35 SMD CAP 0 1 UF 50V 80 20 0603 C65 SMD CAP 0 1 UF 50V 80 20 0603 C136 SMD CAP 0 1 UF 50V 80 20 0603 C66 SMD CAP 0 1 UF 50V 80 20 0603 C139 SMD CAP 0 1 UF 50V 80 20 0603 C67 SMD CAP 0 1 UF 50V 80 20 0603 C145 SMD CAP 10 pF 50VDC 5 C69 SMD CAP 0 1 UF 50V 80 20 0603 C146 SMD CAP 0 1 UF 50V 80 20 0603 C70 SMD CAP 0 1 UF 50V 80 20 0603 C147 SMD CAP 0 1 UF 50V 80 20 0603 C71 SMD CAP 0 1 UF 50V 80 20 0...

Page 60: ...SMD CAP 0 1 UF 50V 80 20 0603 C295 CAP SMD 10NF 50V 80 20 0603 C191 CAP SMD 10NF 50V 80 20 0603 C296 SMD CAP 0 1 UF 50V 80 20 0603 C192 TANTALUM CAP 10 UF 10V 20 C297 SMD CAP 0 1 UF 50V 80 20 0603 C193 SMD CAP 0 1 UF 50V 80 20 0603 C298 TANTALUM CAP 10 UF 10V 20 C205 TANTALUM CAP 10 UF 10V 20 C299 TANTALUM CAP 10 UF 10V 20 C251 SMD CAP 0 1 UF 50V 80 20 0603 C300 CAP SMD 10NF 50V 80 20 0603 C253 SM...

Page 61: ...4 SMD CAP 0 1 UF 50V 80 20 0603 C345 TANTALUM CAP 10 UF 10V 20 C395 SMD CAP 0 1 UF 50V 80 20 0603 C346 SMD CAP 0 1 UF 50V 80 20 0603 C396 SMD CAP 0 1 UF 50V 80 20 0603 C349 TANTALUM CAP 10 UF 10V 20 C397 SMD CAP 0 1 UF 50V 80 20 0603 C350 SMD CAP 0 1 UF 50V 80 20 0603 C398 SMD CAP 0 1 UF 50V 80 20 0603 C351 SMD CAP 1000 pF 50V 10 B C399 SMD CAP 0 1 UF 50V 80 20 0603 C353 SMD CAP 1000 pF 50V 10 B C...

Page 62: ...HM CA37 CAP ELEC 100UF 16V 20 FB37 BEAD BGH0603B501LT 500 OHM CA38 CAP ELEC 100UF 16V 20 FB38 BEAD BGH0603B501LT 500 OHM FB39 CHIP BEAD 500 OHM 25 D7 SMD SWITCHING DIODE LL4148 FB63 BEAD BGH0603B501LT 500 OHM D9 SMD SWITCHING DIODE LL4148 FB65 BEAD BGH0603B501LT 500 OHM D18 SMD SWITCHING DIODE LL4148 FB66 BEAD BGH0603B501LT 500 OHM D19 SMD SWITCHING DIODE LL4148 FB67 BEAD BGH0603B501LT 500 OHM FB6...

Page 63: ...1 16W 5 FB99 BEAD BGH0603B501LT 500 OHM R5 RES SMD 51 OHM 1 16W 5 FB100 CHIP BEAD 500 OHM 25 R6 RES SMD 51 OHM 1 16W 5 FB107 BEAD BGH0603B501LT 500 OHM R8 RES SMD 51 OHM 1 16W 5 FB108 BEAD BGH0603B501LT 500 OHM R10 RES SMD 51 OHM 1 16W 5 FB109 BEAD BGH0603B501LT 500 OHM R11 RES SMD 51 OHM 1 16W 5 FB110 BEAD BGH0603B501LT 500 OHM R13 SMD RES 22 OHM 1 16W 5 FB111 BEAD BGH0603B501LT 500 OHM R14 SMD R...

Page 64: ...HM 1 16W 5 R162 RES SMD 51 OHM 1 16W 5 R83 SMD RES 680 OHM 1 16W 5 R164 RES SMD 51 OHM 1 16W 5 R84 RES SMD 10K OHM 1 16W 5 R165 SMD RES 22 OHM 1 16W 5 R97 RES SMD 0 OHM 1 16W 5 R168 RES SMD 51 OHM 1 16W 5 R100 RES SMD 4 7K OHM 1 16W 5 R169 RES SMD 10K OHM 1 16W 5 R101 RES SMD 4 7K OHM 1 16W 5 R170 RES SMD 10K OHM 1 16W 5 R102 RES SMD 0 OHM 1 16W 5 R172 RES SMD 10K OHM 1 16W 5 R109 RES SMD 10K OHM ...

Page 65: ...5 RP15 CHIP ARRAY RES 47 OHM 5 0603 4 R400 SMD RES 75 OHM 1 10W 5 RP17 CHIP ARRAY RES 47 OHM 5 0603 4 R401 SMD RES 75 OHM 1 10W 5 RP18 CHIP ARRAY RES 47 OHM 5 0603 4 R402 SMD RES 10k OHM 1 10W 5 RP19 CHIP ARRAY RES 47 OHM 5 0603 4 R403 SMD RES 75 OHM 1 10W 5 RP20 CHIP ARRAY RES 47 OHM 5 0603 4 R404 RES SMD 33 OHM 1 16W 5 RP21 CHIP ARRAY RES 47 OHM 5 0603 4 R405 SMD RES 75 OHM 1 10W 5 RP22 CHIP ARR...

Page 66: ...IC 74ALVT16373 Y4 CRYSTAL 14 318180MHz U14 FLASH AT49BV162A 70TI Note Only the parts mentioned in this list are normal service spare parts IC VARIOUS IC VARIOUS Electrical Parts List Main Board RESISTOR PRODUCT SAFETY NOTE Products marked with a have special characteristics important to safety Before replacing any of these components read carefully the product safety notice in this service manual ...

Page 67: ...0 C105 SMD CAP 1000 pF 50V 10 B C25 CAP ELEC 100 UF 16V 20 C109 SMD CAP 1000 pF 50V 10 B C57 CAP ELEC 10 UF 16V 20 C132 SMD CAP 0 1 UF 50V 80 20 0603 C60 CAP ELEC 10 UF 16V 20 C133 SMD CAP 0 1 UF 50V 80 20 0603 C61 CAP ELEC 10 UF 16V 20 C134 SMD CAP 0 1 UF 50V 80 20 0603 C63 CAP ELEC 10 UF 16V 20 C135 CAP ELEC 10 UF 16V 20 SM C64 SMD CAP 0 1 UF 50V 80 20 0603 C136 CAP ELEC 100 UF 16V 20 C65 SMD CA...

Page 68: ...9 SMD SWITCHING DIODE LL4148 FB42 BEAD BGH0603B501LT 500 OHM D20 SMD SWITCHING DIODE LL4148 FB43 BEAD BGH0603B501LT 500 OHM D21 SMD SWITCHING DIODE LL4148 FB44 BEAD BGH0603B501LT 500 OHM D22 SMD SWITCHING DIODE LL4148 FB45 BEAD BGH0603B501LT 500 OHM D23 SMD SWITCHING DIODE LL4148 FB46 BEAD BGH0603B501LT 500 OHM D24 SMD SWITCHING DIODE LL4148 FB47 BEAD BGH0603B501LT 500 OHM D25 SMD SWITCHING DIODE ...

Page 69: ...16W 5 Q2 SMD TRANSISTOR MMBT3904LT1 NPN R45 RES SMD 3 3K OHM 1 16W 5 Q3 SMD TRANSISTOR MMBT3904LT1 NPN R46 RES SMD 7 5K 1 16W 0603 5 Q4 SMD TRANSISTOR MMBT3904LT1 NPN R47 RES SMD 180 OHM 1 16W 5 Q5 SMD TRANSISTOR MMBT3904LT1 NPN R48 RES SMD 180 OHM 1 16W 5 Q6 SMD TRANSISTOR MMBT3904LT1 NPN R49 RES SMD 180 OHM 1 16W 5 Q8 SMD TRANSISTOR MMBT3904LT1 NPN R50 RES SMD 10K OHM 1 16W 5 Q10 SMD TRANSISTOR ...

Page 70: ... 1 16W 5 R88 RES SMD 47K 1 16W 0603 5 R171 SMD RES 1K OHM 1 16W 5 R93 RES SMD 47K 1 16W 0603 5 R201 RES SMD 330 OHM 1 16W 5 R130 RES SMD 390 OHM 1 16W 5 0603 R202 RES SMD 330 OHM 1 16W 5 R131 RES SMD 91 OHM 1 16W 5 0603 R203 RES SMD 330 OHM 1 16W 5 R133 RES SMD 0 OHM 1 16W 5 R204 RES SMD 330 OHM 1 16W 5 R136 SMD RES 1K OHM 1 16W 5 R205 RES SMD 330 OHM 1 16W 5 R137 RES SMD 100K OHM 1 16W 5 R206 RES...

Page 71: ...9 1 REVISION LIST Version 1 0 Initial release http www jdwxzlw com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

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