background image

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

D

D

C

C

B

B

A

A

RF14

4K7ohm-0402-±5%-1/16W

3V3-STB

CF13

0.1uF-0402-Y5V-+80%-20%-16V

CE#

1

SO

2

WP#

3

VSS

4

SI

5

SCK

6

HOLD#

7

VDD

8

UF11

GD25Q32BSIG

SPI-SCK

SPI-CSN

SPI-SDI

SPI-SDO

SPI-WP0N

CF11

NC/0.1uF-0402-Y5V-+80%-20%-16V

RF13

1Kohm-0402-±5%-1/16W

3V3-STB

Y1

24MHz-±30PPM-20PF-HC-49S

RF1

1Mohm-0402-±5%-1/16W

CF2

30pF-0402-NPO-±5%-50V

CF1

30pF-0402-NPO-±5%-50V

XTALO

XTALI

RF59

200Kohm-0402-±5%-1/16W

CF57

100pF-0402-NPO-±5%-50V

CS20

100pF-0402-NPO-±5%-50V

RS34

200Kohm-0402-±5%-1/16W

AMP-RO

SC1-ROUT/

RF58

200Kohm-0402-±5%-1/16W

CF56

100pF-0402-NPO-±5%-50V

CS19

100pF-0402-NPO-±5%-50V

SC1-LOUT/

RS32

200Kohm-0402-±5%-1/16W

AMP-LO

POW-EN

REM

O

T

E

KEYA

UART

-R

X

UART

-T

X

SPI

-W

P0

N

RXO0+/

RXO1+/

RXO1-/

RXO0-/

RXOC-/

RXO2+/

RXOC+/

RXO2-/

RXO3+/

RXO3-/

RXE0-/
RXE0+/
RXE1-/
RXE1+/
RXE2-/
RXE2+/

RX

EC-/

RX

EC+

/

RX

E3

+/

RX

E3

-/

DDR-

2.

5V/

1.

8V

DD

R

-2

.5

V

/1

.8

V

SPI-SCK

SPI-SDI

SPI-SDO

SPI-CSN

VCOM0

GIN0M

GIN1M

TUNER

-S

C

L

TUNER

-S

D

A

VI

F

M

VI

F

P

TAGC

SCART-VOUT/

AV-IN

CVBS1

AUVAG

XT

A

L

O

XT

A

L

I

RESET

-H

PC-RIN

PC-LIN

AV

-RI

N

AV

-LI

N

AM

P

-R

O

AM

P

-L

O

S

C

1-

L

OUT

/

SC

1-R

O

U

T

/

SC-

R

I

SC-

L

I

BL

-E

N

HDM

I-

R

XC-

N

HDM

I-

R

XC-

P

HDM

I-

R

X0

-N

HDM

I-

R

X0

-P

HDM

I-

R

X1

-N

HDM

I-

R

X1

-P

HDM

I-

R

X2

-N

HDM

I-

R

X2

-P

HDM

I-

S

C

L

/

HDM

I-

S

DA/

HP

D-

C

O

N

PW

M

GND

5V-STB

IR

RK30

1K2ohm-0402-±5%-1/16W

RK32

3K3ohm-0402-±1%-1/16W

RK33

5K6ohm-0402-±1%-1/16W

RK35

20Kohm-0402-±1%-1/16W

RK31

2K2ohm-0402-±5%-1/16W

K0

K1

K2

K3

K4

K5

K6/AD
K7

RK37

510ohm-0402-±5%-1/16W

14

13

12

11

10

9

8

7

6

5

4

3

2

1

CN7

14PIN-2.0-D-H-G

RK40

4K7ohm-0402-±5%-1/16W

CK32

0.1uF-0402-Y5V-+80%-20%-16V

3V3-STB

LED-R

LED-G/B

RK34

10Kohm-0402-±1%-1/16W

KEYA

IR

RK16

100ohm-0402-±5%-1/16W

5V-STB

RK15

4K7ohm-0402-±5%-1/16W

CK6

NC/22pF-0402-NPO-±5%-50V

REMOTE

+1.2V-VDDC

+

1.

2V

-VDD

C

+1.2V-VDDC

3V

3-

STB

AVDD-ADC

AV

DD

33

/2

5-

D

E

M

O

D

CL46

0.1uF-0402-Y5V-+80%-20%-16V

AVDD-2.5V/1.8V

DDR-2.5V/1.8V

CL45

0.1uF-0402-Y5V-+80%-20%-16V

CL48

0.1uF-0402-Y5V-+80%-20%-16V

+1.2V-VDDC

CD49

1uF-0402-X5R-±20%-6.3V

CD50

1uF-0402-X5R-±20%-6.3V

CD48

1uF-0402-X5R-±20%-6.3V

CL6

0.1uF-0402-Y5V-+80%-20%-16V

C10

0.1uF-0402-Y5V-+80%-20%-16V

CL8

0.1uF-0402-Y5V-+80%-20%-16V

CL9

0.1uF-0402-Y5V-+80%-20%-16V

CL15

0.1uF-0402-Y5V-+80%-20%-16V

CL7

0.1uF-0402-Y5V-+80%-20%-16V

CL16

0.1uF-0402-Y5V-+80%-20%-16V

3V3-STB

AV

DD

33

-D

M

P

L

L

AU33

+3.3V-STB/VS1

3V3-STB

3V3-STB

3V3-STB

V39LU

NC/0ohm-0402-±5%-1/16W

V39LE

NC/0ohm-0402-±5%-1/16W

Pb/SC-B-IN
Y/SC-G-SOG
Y/SC-G-IN

Pr/SC-R-IN

SCART-VI

VGA-RIN

VGA-SOG

VGA-BIN

VGA-GIN

VSIN/FB

VGA-HS

SCART-

FS/

RF50

100ohm-0402-±5%-1/16W

RF51

100ohm-0402-±5%-1/16W

UART-TX/DDC-SDA

UART-RX/DDC-SCL

UART-RX

UART-TX

US

B-

DM

US

B-

DP

RK38

1Kohm-0402-±5%-1/16W

QK31

MMBT3904(f

350MHz)

RK42

10Kohm-0402-±5%-1/16W

RK39

4K7ohm-0402-±5%-1/16W

5V-STB

RK41

1Kohm-0402-±5%-1/16W

5V-M

LED-G/B

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

CN12

2*15PIN-2.0-D-H-M

GND

VCC-Panel

GND

VCC-Panel

VCC-Panel

GND

GND

GND

GND

GND

RXO0-/

RXO0+/
RXO1+/

RXO1-/

RXO2+/

RXO2-/

RXO3-/

RXO3+/
RXE0+/

RXE0-/
RXE1-/

RXE1+/

RXE2-/

RXE2+/

RXEC-

RXEC+
RXE3+/

RXE3-/

C16

NC/5pF-0402-NPO-±5%-50V

C63

NC/5pF-0402-NPO-±5%-50V

C43

NC/5pF-0402-NPO-±5%-50V

C44

NC/5pF-0402-NPO-±5%-50V

RF11

NC/10Kohm-0402-±5%-1/16W

3V3-STB

Rbt1

4K7ohm-0402-±5%-1/16W

Rbt2

4K7ohm-0402-±5%-1/16W

SPI-WP0N

PWM

RF83

1Kohm-0402-±5%-1/16W

SC-VGA-SW

GIN0M

RF54

68ohm-0402-±5%-1/16W

CF52

0.047uF-0402-X7R-±10%-16V

VCOM0

RF53

68ohm-0402-±5%-1/16W

CF51

0.047uF-0402-X7R-±10%-16V

GIN1M

RF55

68ohm-0402-±5%-1/16W

C53

0.047uF-0402-X7R-±10%-16V

CF55

0.1uF-0402-Y5V-+80%-20%-16V

AUVAG

AUVAG

RF57

5R1ohm-0402-±5%-1/16W

RF56

5R1ohm-0402-±5%-1/16W

USB-DM

USB-DP

USB0-DM

USB0-DP

L

E

D-

R/

RK13

510ohm-0402-±5%-1/16W

TSUMV29LU

SOGIN1

12

BIN1P

11

GIN1M

14

GIN1P

13

CVBS2

17

AVDD_33/VSYNC1

16

AUL0

23

GIN0P

6

VDDI

O_

CM

D_

25

/1

8

41

LVACKP

49

VI

F

M

39

RF

AGC

40

AVDD_33

1

RIN1P

15

LVBCKP

60

CEC

87

IR

IN

86

HW

R

E

S

E

T

88

SA

R

1

85

GIN0M

7

LVBOM

68

VDD

69

INT/GPIO65

70

LVA3

P

47

LVA3

M

48

LVACKM

50

SDO

74

LVA2M

53

LVA1P

54

LVA1M

55

LVA0P

56

LVA0M

57

LVB2P

62

LVA2P

52

SDI

73

SCZ

75

RX

0P

94

DDCD

_DA

95

RX1

N

96

SOGIN0

5

AUOUTL0

30

AUOUTR0

31

AUOUTL1

32

AUOUTR1

33

XOUT

34

XI

N

35

AVDD_

DM

P

L

L

36

VDDC

2

HSYNC0

3

BIN0P

4

RIN0P

8

VSYNC0

9

AVDD_25/33

10

CVBS1

18

CVBS0

19

VCOM

20

CVBSOUT

21

AUR0

24

AUVAG

25

AUL4

26

AUR4

27

AUL5

28

AUR5

29

AVDD_AU33

22

AVDD_

REF

_2

5/

33

37

VI

F

P

38

GP

IO

56

43

GP

IO

57

44

AVDD_

P

L

L

45

VDD

46

GP

IO

55

42

AVDD_MOD

51

LVB3P

58

LVB3M

59

LVBCKM

61

LVB2M

63

AVDD_MOD

64

LVB0P

67

LVB1M

66

LVB1P

65

GPIO0

71

SCK

72

SA

R

0

84

GND_

EF

US

E

89

HOTP

L

UGD

90

RXCKN

91

RX

C

K

P

92

RX0

N

93

AVDD_

DDR_

25

/1

8

83

DDCA

_DA

82

DDCA_

CK

81

PW

M

1/

G

PI

O

25

80

PW

M

0/

G

PI

O

26

79

TESTPI

N

78

U

S

B

0_D

P

77

US

B0

_D

M

76

RX

2P

100

RX2

N

99

DDCD_

CK

98

RX

1P

97

U9

TSUMV59XE-Z1

LED-R/

LED-R/

AVDD-2.5V/3.3V

3V3-STB

+3.3V-STB/VS1

RF78

0ohm-0402-±5%-1/16W

+3.3V-STB/VS1

RF70

NC/0ohm-0402-±5%-1/16W

RK12

22ohm-0402-±5%-1/16W

CK33

NC/0.01uF-0402-X7R-±10%-50V

RF31

100Kohm-0402-±5%-1/16W

RESET-H

3V3-STB

RF32

1Kohm-0402-±5%-1/16W

CF32

NC/0.1uF-0402-Y5V-+80%-20%-25V

QF31

SGM810-SXN3L

GND

V59XU

NC/0ohm-0402-±5%-1/16W

V59XE

0ohm-0402-±5%-1/16W

SCART-FB/

RF60

NC/100ohm-0402-±5%-1/16W

RF61

NC/100ohm-0402-±5%-1/16W

1
2

CN15

NC/2PIN-2.0-D-H-M

  

TUNER-SDA

TUNER-SCL

RF75

0ohm-0402-±5%-1/16W

RF76

0ohm-0402-±5%-1/16W

RXOC+/

RXOC-/

RXEC-

RXEC+

DVD-EN

RXEC+/

L23

FCM1005KF-121T06(120ohm-500mA)

LL42

NC/120ohm-0402-±25%

LL43

0ohm-0402-±5%-1/16W

RF52

NC/10Kohm-0402-±5%-1/16W

TUNER-SCL

SC-VGA-SW

RXOC-/

RXOC+/

AVDD-ADC

LL44

0ohm-0402-±5%-1/16W

AVDD-2.5V/3.3V

CL47

0.1uF-0402-Y5V-+80%-20%-16V

LL45

0ohm-0402-±5%-1/16W

AVDD-2.5V/3.3V

AVDD33/25-DEMOD

AU33

LL46

0ohm-0402-±5%-1/16W

3V3-STB

LL47

0ohm-0402-±5%-1/16W

3V3-STB

AVDD33-DMPLL

V29LU

NC/0ohm-0402-±5%-1/16W

V29LE

NC/0ohm-0402-±5%-1/16W

LL41

0ohm-0402-±5%-1/16W

CF54

10uF-0603-X5R-±20%-6.3V

CD56

10uF-0603-X5R-±20%-6.3V

CF31

1uF-0402-X5R-±20%-6.3V

UART-RX

UART-TX

RV14

4K7ohm-0402-±5%-1/16W

RV15

4K7ohm-0402-±5%-1/16W

5V-M

RK36

75ohm-0402-±1%-1/16W

Summary of Contents for SZTV-40LED6A

Page 1: ...LED TV SERVICE MANUAL Model Name Version NO 1 0 The release of this document is under controlled by the company Any extra copy of this document must be written permission by the product manager SZTV...

Page 2: ...PRECAUTIONS 05 CHAPTER 03 PRODUCT ROUGH SPEC 07 CHAPTER 04 MAIN COMPONENT DIAGRAM 07 11 CHAPTER 05 EASY TROUBLE SHOOTING 11 15 CHAPTER 06 TOOUBLE SHOOTING FLOW CHART 16 21 CHAPTER 07 MAIN BOARD SCHEMA...

Page 3: ...3 RECORDS OF REVISION Revision No Revision Date Page Reason Description V1 0 2012 11 30 All Initial Release...

Page 4: ...rnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced profes...

Page 5: ...he AC outlet Do not use an isolation transformer during this check 2 4 2 Connect a 1500 ohm 10 watt resistor paralleled by a 0 15uF capacitor between each metallic part and a good earth ground 2 4 3 U...

Page 6: ...Max Storage Channel NA DTV Teletext NA COMB Filter 3D Deinterlace 3D Audio power output 2 X 8W 8ohm THD N 10 1KHz Audio Frequency Response 100Hz 15KHz OSD Language Eng Fre Gen Ita Rus Put Other Param...

Page 7: ...7 CHAPTER 4 MAIN BOARD CONNECTION 5 1 Main Board TOP View 5 2 Main Board Botton View 5 3 Main Board Connection...

Page 8: ...8...

Page 9: ...9...

Page 10: ...10...

Page 11: ...ink that means the panel or other parts of equipment is broken most likely by unproper input voltage Ensure the input voltage of every component and then check the part that is suspected damaged The s...

Page 12: ...dark light line s on screen If the lines link together and become a bad band upgrade the software and then check the ports abd circuits of brokendownoutput mode s If the dark light line or band appre...

Page 13: ...or more details and resolution ways Check if there is anything should not exist in the speaker hollow space such as screws Noise Check if the speakers are bad Check if the antihunting EVA is broken or...

Page 14: ...e whether there is a short circuit between each soldering joint Functions of keys are out of order If a key is supposed to be able to achieve more than one functions but it can achieve not all of them...

Page 15: ...15 CHAPTER 6 TROUBLE SHOOTING FLOW CHART...

Page 16: ...16...

Page 17: ...17...

Page 18: ...18...

Page 19: ...19...

Page 20: ...20 CHAPTER 7 MAIN BOARD POWER SCHEMATICS...

Page 21: ...B5 LED LED1 LED2 LED3 LED4 LED FB 4 ODT 4 1 1 2 3 4 5 6 7 8 UB3 G D S QB4 CB15 EB4 DB1 GND RB38 GND GND CB13 OVP1 RB15 CB11 RB28 RB27 LED FB CB3 RB7 CB7 RB12 OVP1 CB2 RB14 LED GATE1 GATE1 CB9 RB30 RB2...

Page 22: ...ST GND 5V M R5 0ohm 0402 5 1 16W CD54 10uF 0603 X5R 20 6 3V CD53 10uF 0603 X5R 20 6 3V CL4 10uF 0603 X5R 20 6 3V CL1 NC 10uF 0603 X5R 20 6 3V CL44 10uF 0603 X5R 20 6 3V CL41 NC 10uF 0603 X5R 20 6 3V E...

Page 23: ...Panel GND VCC Panel VCC Panel GND GND GND GND GND RXO0 RXO0 RXO1 RXO1 RXO2 RXO2 RXO3 RXO3 RXE0 RXE0 RXE1 RXE1 RXE2 RXE2 RXEC RXEC RXE3 RXE3 C16 NC 5pF 0402 NPO 5 50V C63 NC 5pF 0402 NPO 5 50V C43 NC...

Page 24: ...V13 0 1uF 0402 Y5V 80 20 16V DF41 NC AIES12U020R2 DF42 NC AIES12U020R2 5V M F2 FSMD110 USB 5V GND USB0 DP USB0 DM GND DS3 NC AVLC18S02003 DS4 NC ICVL0518030FR DS5 NC ICVL0518030FR DS6 NC AVLC18S02003...

Page 25: ...0402 5 1 16W RH35 NC 22ohm 0402 5 1 16W 1 3 5 7 8 6 4 2 RPH1 NC 4 0ohm 0402 5 1 16W 1 3 5 7 8 6 4 2 RPH2 NC 4 0ohm 0402 5 1 16W HDMI1 5VIN 3V3 STB CH7 0 1uF 0402 Y5V 80 20 16V CH8 0 1uF 0402 Y5V 80 20...

Page 26: ...7R 10 50V CA31 NC 1000pF 0402 X7R 10 50V CA9 1uF 0603 X5R 10 25V LOUT LOUT ROUT ROUT AMP STB AVCC CA23 NC 1000pF 0402 X7R 10 50V CA5 NC 1000pF 0402 X7R 10 50V CA11 1uF 0603 X5R 10 25V CA14 1uF 0603 X5...

Page 27: ...et2 5 sclk 6 sda 7 xtal_i 8 vcc 18 vdd pll 17 avss 16 cp 15 dvdd 10 xtal_o 9 rf_in2 1 rf_in1 24 vcc 23 tf1p 22 tf1n 21 tf2p 20 tf2n 19 gnd 25 dvss 11 ifp_n 12 vagc 14 ifp_p 13 avdd 3 U3 R620D CT7 10pF...

Page 28: ...21 IR OARD KEY BOARD...

Page 29: ...update fails piease use11 1means 9 2 PC Update 2 The USB ISP to connect to the PC s USB tool port install the driver 2 1 Card upgrade the USB ISP tools through 4pin wire connected to the board CN18 b...

Page 30: ...23 3 Open ISP_Tool exe Chart 1 4 attack READ icon enter the Update interface Chart 2 5 choose Update...

Page 31: ...as follow please click OK and check the related operation Chart 6 6 2 1 1 please check if the link on the tooling is normal including the USB ISP installation right or not 6 2 2 please confirm the mai...

Page 32: ...25 6 3 1 course forUPdate As shown below Chart 8 6 3 2 successful Update Chart 9 6 3 3 If update fails try starting from the 4 update The End...

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