TCL DVD-F70 Скачать руководство пользователя страница 11

10

A[0..19]

R#

A14

DMA9

DQM[0..3]

RDQ21

+5VP

Y[0..7]

PWR#

DCS#

RDQ13

Q10
9012(open)

Y7

DWE#

MA0

DMA0

C121

0.1UF

27MHZ

A4

RDQ6

RDQM0

DQ24

C124
470pF

V33

Sy

DMA7

RDQM1

U7

(open)

1

2
4

12

5
7

9

8
10

46

11
13

15

16

17

18

19

35

22

23
24
25
26

14

41

29
30
31
32
33
34

36

37

38

39

40

43

42
44

52

45
47

49

48
50
51
53

54

20
21

3

6

27

28

VCC

DQ0
DQ1

VSSQ

DQ2
DQ3

VCCQ

DQ4
DQ5

VSSQ

DQ6
DQ7

DQML

WE

CAS

RAS

CS

A11

A10/AP

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
DQ14
DQ15

VSS

BA0/A13
BA1/A12

VCCQ

VSSQ

VCC

VSS

( 3 , 5 )

+5VP

27MHZ

RDQM1

RDQ28

R80

BAT85

( 1 , 2 , 3 , 5 )

PWR#

DMA10

C158
0.1u

DWE#

DQ7

Y6

DMA4

MA4

RDQ14

R82

BAT85

RDQ3

DMA9

MA8

DMA5

DMA1

RDQ0

DMA6

DWE#

RDQ29

RDQ17

MA[0..11]

RDQ2

RDQ25

DRAS#

DQ13

DQ9

R68

4K(1%)

C131
470pF

R62
680R

C120

0.1UF

RST#

VSYNC#

RDQ22

C149
0.1u

C143

10uf/16v

( 3 )

DQM2

C139
470pF

RDQ16

SD33

DMA2

RDQ9

CVBS#

DCS#

DMA11

A[0..19]

( 3 )

DMA1

DBA1

RESET#

RESET#

DMA9

DCLK

MA5

AD[0..7]

Q7

9012(open)

( 3 )

V33

RDQ5

MA3

Pr/B

C137
470pF

R71

BAT85

RDQ11

DCAS#

SD33

HSYNC#

C#

C125
470pF

Y3

DMA2

RDQ12

A11

A8

DQM0

RDQM0

+

C145
47u

C118

0.1UF

C129 22pF

A9

RDQ20

RDQ15

RESET#

DCKE

C134
470pF

CS#

DQ26

RDQM3

Q12
9012(open)

( 1 , 2 , 3 , 5 , 6 )

( 3 )

+5VP

Pb/R

DV33

RDQ31

RAS#

C138 22pF

C136
470pF

L11

2.2uH

RDQ16

SCL

RDQ12

PCE#

DCKE

RDQ5

+5VP

DMA8

RDQ0

RDQ9

+5VP

AD7

BA[0..1]

MA1

PRD#

RDQ26

RDQ9

A16

DQ10

C152
0.1u

R81
75R

PRD#

WE#

CAS#

RDQ5

RDQ27

DV33

U8

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

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

HSYNC#

DMA0

RDQ19

Q8
9012(open)

( 3 )

AD6

DQ0

DMA4

MA7

C133
470pF

C154
0.1u

C140
0.1uF

C155
0.1u

AD0

R72
75R

CVBS

AD2

RDQ1

R64

33

R86

BAT85

Y0

RDQ20

DMA4

DQ25

DQ6

SDCLK

C#

A12

DRAS#

DQ3

SCL

DMA5

R70

BAT85

CVBS#

DMA5

SDCKE

MA9

CVBS

SD33

SDA

Pr/B

DQ19

C127
470pF

SD33

DQ[0..31]

RDQ14

C142
0.1UF

( 3 )

PWR#

A5

DQ28

DQ18

SD33

L8

2.2uH

R84
75R

( 3 )

VSYNC#

C150
0.1u

Q11
9012(open)

RDQ4

DQ17

RDQ17

RDQ26

DQ31

RDQ10

C148
0.1u

R63
4.7K

C159
0.1u

R77

BAT85

C117

47UF

( 3 )

PCE#

27MHZ

RDQ30

DRAS#

DQ15

Pb/R

L7

2.2uH

C122
470pF

CS#

DMA10

CAS#

Y/G

G#

A7

DMA2

RDQ1

R78
75R

RDQ15

MA6

RDQ8

+5VP

Y[0..7]

B#

DMA3

DMA7

Y/G

+

C146
47u

( 3 )

RDQ27

RDQ19

SCL

DMA8

DMA3

( 3 )

( 3 )

HSYNC#

SDCKE

RDQ14

RDQM2

RDQ24

RDQ7

RDQ6

DMA2

Sy

C144
0.1u

Y#

DBA0

RDQM2

CAS#

DQ21

RDQ23

AD5

DMA8

SDCKE

GNDV

+5VP

A1

DBA0

+5VP

A10

PCE#

MA10

Y5

RST#

PRD#

Sy

RDQ18

DBA0

C126 22pF

R69
75R

( 1 )

Y[0..7]

RDQ6

DMA5

DQM1

RDQ28

RDQ13

R75
75R

C130
470pF

WE#

BA[0..1]

DQ22

BA1

RDQ2

AD[0..7]

C123 22pF

A19

L12

2.2uH

VSYNC#

RDQ3

MA2

C157
0.1u

U6

24C01A

1
2
3
4

5

6

7

8

S0
S1
S2

GND

SDA

SCL

WC

VCC

DMA4

WE#

L9

2.2uH

MA[0..11]

DQ12

DMA7

Sc

DMA3

RDQM0

RN1

33x4

1

2

3

4

5

6

7

8

DQ29

L13

FB / 0805

R74

BAT85

Y#

RDQ11

A13

C119

0.1UF

( 3 )

( 3 )

SD33

DMA3

RDQ4

DQ11

+5VP

Y/G

SDCKE

DMA9

RDQ30

SDA

C151
0.1u

SCL

RAS#

Y4

RDQ1

DCKE

MA11

DMA11

DCLK

AD4

DCLK

Pb/R

RDQ13

RDQ15

R76

BAT85

SD33

RDQM3

+5VP

A15

RDQ3

A18

( 3 )

( 3 )

A17

DRAS#

L10

2.2uH

Pr/B

RDQ10

DCAS#

DMA10

RDQ0

DQ1

DQ14

DQM3

R85

BAT85

AD1

DWE#

RDQM1

DMA0

RDQ18

U9

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

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

A0

DMA8

( 3 , 5 )

SD33

DQM[0..3]

DQ23

DQ16

DV33

RDQ22

A3

A2

C162

0.1UF

R83

BAT85

R61
680R

( 3 )

CVBS

L14

FB AXIAL

Y1

DQ20

C156
0.1u

DBA1

DQ4

DQ8

RAS#

DBA0

RDQ7

RDQ12

BA0

R66

10 OHM

( 3 )

DV33

SDCLK

RDQ25

DMA6

RDQ11

Sc

RDQ24

RDQ8

DMA6

RDQ10

R79

BAT85

R67

10 OHM

SD33

RDQ8

DMA10

R73

BAT85

DCS#

C128
470pF

G#

DCAS#

DQ2

Q9
9012(open)

( 3 )

Sc

DCAS#

DQ30

( 3 )

+5VP

SDCLK

DQ5

DMA1

C160
0.1u

SDA

RDQ21

RDQ29

AD3

U10

CS4954

29
34

1
2
3
4
5
6
7
8

26
25
24
23
22
21
20
19

27
28
30
31

32
33

13

17
36
41
46

38

9

10
11

44

48

47

39

40

43

37

18
35
42
45

12

14
15

16

CLOCK
RESET

V0
V1
V2
V3
V4
V5
V6
V7

PDAT0
PDAT1
PDAT2
PDAT3
PDAT4
PDAT5
PDAT6
PDAT7

RD
WR
TTXDAT
TTXRQ

SDA
SCL

TEST

VDD

VAA
VAA
VAA

VREF

FIELD/CB

HSYNC/CB

VSYNC

CVBS

Y

C

RED

GREEN

BLUE

ISET

GNDD

GNDA
GNDA
GNDA

INT

XTALOUT
XTALIN

PADDR

C132 22pF

DCS#

SDA

RDQ2

DQ[0..31]

DQ27

RDQ31

Y2

B#

GND

C153
0.1u

C135 22pF

EEPROM

DMA0

CS#

DMA7

SD33

R#

RDQ7

V33

A6

RDQ4

DMA1

DMA6

RDQ23

SDCLK

R65

33

U5

AM29F400BT-120SC/800BT-120SC

11
10

9
8
7
6
5
4

42

14

33

2

15
17
19
21

41

12

24
26
28
30
16
18

22
25
27
29
31

23

13

43

1

20

32

40

38

39

37
36
35
34

3

44

A0
A1
A2
A3
A4
A5
A6
A7
A8

OE

BYTE

RY/BY

/A18

D0
D1
D2
D3

A9

CE

D4
D5
D6
D7
D8
D9

D11
D12
D13
D14
D15

VCC

GND1

WE

NC / RD/BY

D10

GND2

A10

A12

A11

A13
A14
A15
A16
A17

RESET

Decoder schematic circuit 1

SDRAM

SDRAM

SDRAM

Содержание DVD-F70

Страница 1: ...SERVICE MANUAL DVD F70 DVD F61...

Страница 2: ...r schematic circuit 2 11 Front control board schematic circuit 12 Karaoke schematic circuit 13 Figure 1 Schematic Diagram 2 Figure 2 Basic Circuit Diagram 3 Table of Contents 1 Output schematic circui...

Страница 3: ...A AG MICD HR 24V CON101 ASPDIF 6 M R TRIN AC1 A BV OARD VSCK CN2 JP1 1 AC2 9 15 VCC SL GND 24V GND VSDA D LO VD AD LS 2 AC1 VCC M R CN4 CVBS AG Cb B GND VA PCON SP MIC HL SUB KARAOKE BOARD 3 3 3V CN8...

Страница 4: ...MT1369 VFD KEY 1M 8 PT2222 001 VIDEO LPF DRIVE SPDIF OUT TOP233Y TD F50 F61 F62 F63 TEA1523P TD F70 F71 RF POWER SUPPLY 2 16Mbit PT2399 ECHO MC4558 DECODER SERVO D LO VA DD MC4558 MIC AMP AUDIO D A M...

Страница 5: ...cillator to measure this portion an isolated transformer must be connected Circuit of power supply may output the following power sources a If 5V voltage varies out of the permissible range check whet...

Страница 6: ...ed or erode d If the above parts are normal replace U1 or the loader 3 Troubleshooting and service of decoding part a No video no audio no display on VFD and no operation of keys a Check whether the p...

Страница 7: ...r IC e Check whether the signals of the 17th 19th 21st 23rd 25th and 27th pins of U5 on the decoder board are normal If not check the signals of the pins from the 2nd to the 7th If the clock signals o...

Страница 8: ...her the welding from the 12th 13th 15th pins of U301 to the 37th pin is in good conditions Check whether D301 D303 on the front board are damaged whether circuit is disconnected and whether R309 R310...

Страница 9: ...R VCC PDd FO FO TR TR F V1P4 R31 0 open V1P4 LOAD C57 0 1u C23 1u A RFL R13 330k D1 1N4148 Q5 9013 V2P8 V1P4 SP Q4 9012 HTRC 2 MICD MDI1 FOSO C6 100u RFOP HTRC R18 20k R34 0 0805 B B RVCC BDO C47 0 01...

Страница 10: ...IOA0 IOA1 DVDD2 IOA2 IOA3 IOA4 IOA5 IOA6 IOA7 A16 A17 IOA18 IOA19 DMVSS 5 VSDA VCC5 ADIN ASDAT 0 2 A15 ABCK GND VSYNC HTRC TRSO C85 10n C97 22pF C114 0 1u DCLK CAS DQ26 V2P8 R38 0 URST GND FOSO VSCK 4...

Страница 11: ...0 7 B DMA3 DMA7 Y G C146 47u 3 RDQ27 RDQ19 SCL DMA8 DMA3 3 3 HSYNC SDCKE RDQ14 RDQM2 RDQ24 RDQ7 RDQ6 DMA2 Sy C144 0 1u Y DBA0 RDQM2 CAS DQ21 RDQ23 AD5 DMA8 SDCKE GNDV 5VP A1 DBA0 5VP A10 PCE MA10 Y5 R...

Страница 12: ...VSYNC C193 0 1uF R130 33R L2 FB AXIAL VA 1 ASDT1 C164 150pF VSDA VSCK C_OUT R146 3 3K 1369P3_1 SR VCC R100 2 2K L4 FERB 0805 VA 1 LS R104 10K R139 0R OPEN ASDAT 0 2 R1 VCC ASDT0 C209 10uF 16v ABCK ASD...

Страница 13: ...2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 6 0 6 1 6 2 6 3 6 4 SG1 P1 SG2 P2 SG3 P3 SG4 P4 SG5 SG6...

Страница 14: ...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 SEG4 K4 SEG5 K5 SEG6 K6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 VEE SEG13 SEG14 SEG15 SEG16 G6 G5 G4 G3 G...

Страница 15: ...B 4558 5 6 7 8 4 C16 561 C13 4 7UF 16V C14 4 7UF 50V C17 4 7UF 50V C20 561 C19 OPEN 103 M DET 6 2 5 JP1 1 2 3 4 5 6 VAM R7 15K R9 10K R11 12k C8 104 C7 101 C1 104 C30 SHORT 1UF R28 10K R20 15K U1 PT23...

Страница 16: ...1 C17 10uF 16v VMODE MIXR R2 0 PSCAN C0N9 2 0 1 2 3 4 5 6 R18 470R FL Cr R MIXL R12 470R SUB1 RS Cb R R22 470R HS SUB1 R7 1K R13 470R Cr B C5 OPEN 220P CN101 con20 1 25 1 2 3 4 5 6 7 8 9 10 11 12 13 1...

Страница 17: ...EA1523P 4 5 1 2 8 3 6 REG AUX VCC GND Drain RC Source C417 100uF 16V L404 3 3uH Lp 960uH C410 102 250Vac C406 0 1uF D411 FR104 C411 223 R425 1 10 W 0 D409 RU3YX R415 22k L402 10uH Q403 2N5551 R413 NU...

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