JBL BOOST TV, Service Manual

1

CX-SDIN1

2

CX-SCLK

3

CX-LRCK

4

VD

5

DGND

6

VLC

7

SCL/COLK

8

SDA/CDOUT

9

AD1/CDIN

10

AD0/CS

11

INT

12

RGT

13

AINR-

14

AINR+

15

AINL+

16

AINL-

17

VQ

18

FILT+

19

REFGND

20

AOUTB4-

21

22

23

AOUTA4-

24

VA

25

AGND

26

AOUTB3-

27

28

29

AOUTA3-

30

AOUTB2-

31

32

33

AOUTA2-

34

AOUTB1-

35

36

37

AOUTA1-

38

MUTEC

39

LPFLT

40

AGND1

41

VARX

42

RXP7/GPO7

43

RXP6/GPO6

44

RXP5/GPO5

45

RXP4/GPO4

46

RXP3/GPO3

47

RXP2/GPO2

48

RXP1/GPO1

49

RXP0

50

TXP

51

VD1

52

DGND1

53

VLS

54

GAI_SDOUT

55

RMCK

56

CX_SDOUT

57

ADCIN2

58

ADCIN1

59

OMCK

60

SAI_LRCK

61

SAI_SCLK

62

CX_SDIN4

63

CX_SDIN3

64

CX_SDIN2

U8
CS42528

1

CLK

2

VPLL

3

GND

4

VD

5

VL

6

CLK/SCL

7

CS

8

MISO/SDA

9

MOSI

10

BUSY/HSO/EE_CS

11

INT/HS1

12

RESET

13

DBCK

14

VL1

15

GND1

16

VD1

17

DBDA

18

MCLK

19

DAO_D1

20

DAO_LRCLK

21

DAO_SCLK

22

DAI/_D1

23

DAI_LRCLK

24

DAI_SCLK

U9

CS48L11

L18 BD471SN

L17

BD471SN

R52

4.7K

R53

4.7K

R55

4.7K

R59

4.7K

R58

4.7K

R62

4.7K

R76

4.7K

R77

100

C112

104

R75

4.7K

R74

4.7K

R54

33

R56

33

R57

33

R61

33

R60

33

R68

33

L20
BD471SN

C113

22U

C106

104

C105

102

L19

BD471SN

C104
104

R65

10K

R64

10K

R71

100

R63

100

C103

104

R73

22

R72

22

R70

10K

R69

10K

C96

10U

C93

104

CE6

100U/10

C89

104

L13

BD471SN

C79

10U

C83

104

C84

102

R43

33

R44

1.37K

C56

223

C59

102

L12

BD471SN

C57

22U

C60

104

C61

102

C62

103

C63

103

C64

103

C65

103

C66

103

C67

103

C68

103

C71

103

L14

BD471SN

C76

22U

C75

104

C74

102

L16

BD471SN

C80
104

R50

1K

R51

1K

C81

47P

C77

47P

C94

47P

C97

47P

C107

NC

C108

NC

C109

NC

1

1A

2

GND

3

2A

4

2Y

5

VCC

6

1Y

U7
74LVC2G4

X1

12.288MHz

C70

20P

C78

20P

R47

1M

R48

33

C90

47P

R49

1K

L15

BD471SN

C72

104

C73

102

1

NO

2

GND

3

NC

4

COM

5

V+

6

IN

U10

SGM3157

R80

33

R66

0

R67

NC

L21

BD471SN

C114

104

R82

100

R81

10K

C117

104

CE4

100U/25

C30
102

R14

47K

R21

43K

C27

104

R15

22

R20

7.68K

C29

104

CE3

470U/10 LESR

L7

10UH/5A

C28

102

C31
104

1

AAM

2

IN

3

SW

4

GND

5

BST

6

EN

7

VCC

8

FB

U2

MP2314

R23
91K

R19

75K

C32

104

R22
20K

R18
10K

C33

103

1 VIN

2

GND

3 EN

4

ADJ

5

VO

U18

AS2930_3.3

R208
10K

C180

10U

C184

10U

C185

104

C183

104

3

IN

1

ADJ

2

OUT1

4

OUT2

U4

AS1117_3.3V

C35

10U

C121
104

C48

22U

C42

104

Q3

C8050

R41
47K

R46

22K

R45
47K

C69

NC

R42

1K

1

G

2

D

3

S

U6

P5102

Q1

NC

R8

NC

R1

NC

R6

NC

C5
NC

R7

NC

1

S

2

S

3

S

4

G

5

D

6

D

7

D

8

D

U1

NC

1 VIN

2

GND

3 EN

4

ADJ

5

VO

U5

AS2930_1.2

R39
10K

C54
10U

C55
10U

C53
104

C52
104

L28

BD471SN

C116

104

C87

105

C88

105

C82

104

C91

10P

C95

10P

C98

10P

L27

BD471SN

C115

104

C85

104

C86

105

C92

104

R198

0 /1206

C51

22U

C10

NC

[2]

DSP_CLK

[2]

P1.2V

[2,3]

P3.3V

[3]

DSP_SPI_CLK

[3]

DSP_CS

[3]

DSP_MISO

[3]

DSP_MOSI

[3]

DSP_BSY

[3]

DSP_INT

[3]

DSP_RESET

[1,2,3]

CODEC_DAI_SCLK

[1,2,3]

CODEC_DAI_LRCK

[2]

SW_DAI_DI

[2]

DSP_DAO_D3

[1]

DSP_DAO_D2

[2]

DSP_DAO_D1

[1,2,3]

CODEC_DAI_SCLK

[1,2,3]

CODEC_DAI_LRCK

[2,3]

P3.3V

[2,3]

P3.3V

[3]

SCL_BUS

[3]

SDA_BUS

[3]

42528_INT

[3]

42528_RESET

[1]

ADC_AINR-

[1]

A

[1]

A

[1]

ADC_AINL-

[1,2]

P5V

[1]

AOUT_R-

[1]

[1]

AOUT_L-

[1]

[1]

CODEC_MUTE

[1,2]

P5V

[1]

SPDIF_BT

[1,3]

OPTICAL_IN

[2,3]

P3.3V

[2,3]

P3.3V

[2]

CODEC_DAI_D1

[2]

DSP_CLK

[1,2,3]

CODEC_DAI_LRCK

[1,2,3]

CODEC_DAI_SCLK

[2]

DSP_DAO_D3

[2]

DSP_CLK

[2,3]

P3.3V

[3]

MCU_DAO

[2]

CODEC_DAI_D1

[2]

SW_DAI_DI

[2,3]

P3.3V

[3]

MCU_I2S_CTRL

[2,3]

19V

[2,3]

19V

[3]

5V

[2,3]

STANDBY

[1,2]

P5V

[2,3]

P3.3V

[1]

3.3V

[2,3]

STANDBY

[2,3]

19V

[1]

PVCC

[2]

P1.2V

[1,3]

A3.3V

[2]

DSP_DAO_D1

[3]

MCU_3.3V

SCHEMATIC DIAGRAM - MAIN BOARD (DSP+CODEC PART)