background image

Copyright                LG Electronics. Inc. All right reserved. 
Only for training and service purposes

C

2008

LGE Internal Use Only

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

100

R507

READY

+5V_TUNER

0.027uF

C512

4.7uF

35V

C510

READY

AM_AUDIO

27pF

C502

4.7K

R503

0.01uF

C503

+5V_TUNER

0.1uF

C520

+5V_TUNER

0

R545

220

R522

270pF

C513

READY

1K

R513

27pF

C501

MAIN_SIF

1K

R515

TV_MAIN

0.01uF

C507

READY

OPT

READY

R553

SCL_TUNER

SDA_TUNER

+5V_TUNER

4.7K

R504

4.7K

R508

0

R514

330

R506

330

R505

4700pF

C506

220

R521

2SA1530A-T112-1R

Q502

E

B

C

RT1C3904-T112

Q501

E

B

C

0

R519

0

R518

TAFT-Z703D

TU500

NON EU TUNER

14 AFT

13 V-OUT

5 RF_AGC

12 NC_4

11 AS

2 GND_1

19 NC_7

18 NC_6

10 CLOCK

4 NC_2

1 NC_1

17 NC_5

9 DATA

8 GND_2

3 +B[5V]

16 SIF-OUT

7 NC_3

6 TP[33V_OPTION]

15 A-OUT

21

SHIELD

20 NC_8

BLM18BD102SN1D

L502

READY

TAFT-H703F

TU500-*1

NTSC TUNER

14

AFT

13

V-OUT

5

RF_AGC

12

NC_4

11

AS

2

GND_1

19

NC_7

18

NC_6

10

CLOCK

4

NC_2

1

NC_1

17

NC_5

9

DATA

8

GND_2

3

+B[5V]

16

SIF-OUT

7

NC_3

6

TP[33V_OPTION]

15

A-OUT

21

SHIELD

20

NC_8

UBW2012-121F
120OHM

L501

10uF
16V

C521

N e a r   t h e   p i n

TUNER

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

0.1uF

C641

+5V_MULTI

+12V

+12V

SW_R

0.1uF

C633

680K

R637

+5V_MULTI

SPK_R-

+5V_MULTI

2.2uF

C662

+5V_MULTI

680K

R640

4.7K

R633

SW_L

4.7K

R634

4.7K

R649

MNT_ROUT

MNT_L_AMP

SPK_R-_HOTEL

SPK_L-

5.6K

R615

MC74HC4066ADR2G

IC602

3

YB

2

YA

4

XB

1

XA

6

CONTROL_C

5

CONTROL_B

7

GND

8

XC

9

YC

10

YD

11

XD

12

CONTROL_D

13

CONTROL_A

14

VCC

COMP1_R

680K

R638

680K

R639

680K

R629

2.2uF

C665

+12V

1K

R645

680K

R630

0.1uF

HOTEL_OPT

C646

680K

R612

680K

R611

AUDIO_SW

SPK_R+

MNT_LOUT

33pF

C627

1K

R646

+16V_NTP

+5V_MULTI

33pF

C628

SIDE_RIN

2.2uF

C664

MNT_R_AMP

+5V_MULTI

5.6K

R614

COMP1_L

+5V_MULTI

SIDE_LIN

6800pF

C650

SPK_R+_HOTEL

AUDIO_SW

6800pF

C649

2.2uF

C663

4.7K

R647

SPK_L+

LM324D

IC601

2 INPUT1-

4 VCC

1 OUT1

6 INPUT2-

7 OUT2

8

OUT3

9

INPUT3-

10

11

GND

12

13

INPUT4-

14

OUT4

AUDIO_R

SW_RESET

10K

R641

+1.8V_DVDD

SPK_L+

0.1uF

C605

0.1uF

C617

10uF 16V

C604

+1.8V_DVDD

0.1uF

C636

4.7K

R623

1uF

C608

1000pF

C630

3 . 3

R635

0.1uF

C602

1000pF

C620

I2S_SDO

0.01uF

C648

0.1uF

C629

+16V_NTP

NTP3000A

IC600

1

BST1A

2

VDR1A

3

/RESET

4

AD

5

VSS_IO

6

CLK_I

7

CLK_O

8

VDD_IO

9

DGNDPLL

10

AGNDPLL

11

LFM

12

AVDDPLL

13

DVDDPLL

14

NC_1

15

DVSS

16

DVDD

17

SDATA

18

WCK

19

BCK

20

SDA

21

SCL

22

PWM_3B/PWM_HP2

23

PWM_3A/PWM_HP1

24

PROTECT

25

FAULT

26

VDR2B

27

BST2B

28

PGND2B_1

29

PGND2B_2

30

OUT2B_1

31

OUT2B_2

32

PVDD2B_1

33

PVDD2B_2

34

PVDD2A_1

35

PVDD2A_2

36

OUT2A_1

37

OUT2A_2

38

PGND2A_1

39

PGND2A_2

40

BST2A

41

VDR2A

42

NC_2

43

VDR1B

44

BST1B

45

PGND1B_1

46

PGND1B_2

47

OUT1B_1

48

OUT1B_2

49

PVDD1B_1

50

PVDD1B_2

51

PVDD1A_1

52

PVDD1A_2

53

OUT1A_1

54

OUT1A_2

55

PGND1A_1

56

PGND1A_2

0.47uF

C640

22000pF

C623

0.1uF

C637

1uF

C624

10uF 16V

C600

+3.3V

100pF

C601

SCL_Part

1000pF

C635

1000pF

C634

SPK_L-

330uF

35V

C612

1000pF

C631

0

HOTEL_OPT

R642

SPK_R-

100

R601

+16V_NTP

1000pF

C606

0.01uF

C638

+16V_NTP

4.7K

R627

+16V_NTP

SPK_R+

100

R602

I2S_MCLK

0.01uF

C647

+1.8V_AVDD

0.01uF

C613

10uF

16V

C609

100pF

READY

C642

DA-8580

EAP38319001

L603

2S

1S

1F

2F

22000pF

C616

0.1uF

C607

3.3K

R600

1000pF

C603

+16V_NTP

3 . 3

R636

+1.8V_AVDD

AC_DET

100

R603

0.1uF

C644

0.47uF

C632

1uF

C618

1000pF
50V

C651

3 . 3

R604

0.01uF

C639

0.1uF

C615

4.7K

R628

4.7K

R624

1000pF

C621

3 . 3

R625

0.1uF

C626

+16V_NTP

0.1uF

C610

22000pF

C625

1000pF

C622

1000pF

C619

I2S_SCK

I2S_WS

3 . 3

R626

0.1uF

C643

SDA_Part

22000pF

C611

DA-8580

EAP38319001

L607

2S

1S

1F

2F

SW_RESET

AMP_MUTE_HOTEL

3 . 9

R607

3 . 9

R609

3 . 9

R608

3 . 9

R610

3 . 9

R622

3 . 9

R618

3 . 9

R617

3 . 9

R621

330uF 35V

C666

12505WR-09A00

HOTEL_OPT

P600

1

2

3

4

5

6

7

8

9

10

RT1C3904-T112

Q600

E

B

C

RT1C3904-T112

Q606

E

B

C

RT1C3904-T112

Q607

E

B

C

SMAW250-04

P601

1

2

3

4

1uF

C614

+1.8V

+1.8V_AVDD

+1.8V_DVDD

30V

READY

D600

6.8K

R620

6.8K

R619

30V

READY

D601

30V

READY

D602

30V READY

D603

UBW2012-121F

EAM38769505

120OHM

L606

UBW2012-121F

EAM38769505

120OHM

L614

UBW2012-121F
EAM38769505

120OHM

L615

0

R606

2SA1530A-T112-1R

Q608

E

B

C

+3.3V_MST

10K

R650

100

R651

RT1C3904-T112

Q609

HOTEL_OPT

E

B

C

10K

R631

HOTEL_OPT

AMP_MUTE_HOTEL

+3.3V

0

R605

READY

+3.3V

10K

READY

R648

200

R632

HOTEL_OPT

UBW2012-121F

EAM38769505

L613

UBW2012-121F

EAM38769505

L611

UBW2012-121F

EAM38769505

L610

UBW2012-121F

EAM38769505

L612

33pF
50V

C667

READY

33pF
50V

C668

READY

4 . 7 u F
10V

C669

HOTEL_OPT

1N4148W

100V

D604

READY

1N4148W

100V

D605

READY

1N4148W

100V

D606

READY

1N4148W

100V

D607

READY

15K

R616

15K

R613

SPK_L-

C h i n e s e   H o t e l   O p t i o n

for COMP1

f o r   S I D E   R / L

AMP :GAIN X 4

Audio S/W : COMP1 or SIDE L/R

D i g i t a l   A u d i o   A M P

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

+3.3VDDA

RAMRAS

RAMCS

I2S_DIN

RAMDQM

J P 7 0 3

RAMBA[0]

0.1uF

50V

C750

4.7K

R716

150

R728

IPCLK

MX25L1605AM2C-15G

IC703

IC703_USB

3

WP#

2

SO

4

GND

1

CS#

5

S I

6

SCLK

7

HOLD#

8

VCC

J P 7 0 2

+1.8VDDC

RAMADD[0-3]

DUPRD0

SFDI

+3.3VDDP

0

R722

+1.8VDDA

RAMWE

0

R723

0.1uF

50V

C732

+1.8VDDC

MBW3216-501TF

L715

+3.3VDDP

27

R700

100uF

16V

C722

SFCLK

SFDO

0 . 1 u F

C717

RAMADD[10]

0 . 1 u F

C713

0

R740

READY

DEC_656[0]

USB_DN

22pF

C745

0.1uF

50V

C742

0.1uF

50V

C753

0.1uF

50V

C748

1K

R709

0

R741

READY

1/10W

1K

5%

R704

+3.3VDDP

0 . 1 u F

C716

0.1uF

50V

C752

0

R725

5pF

50V

C709

RAMRAS

RAMBA[1]

0.1uF

50V

C739

SFDO

4.7K

R706

1/10W

1K

5%

R705

RAMBA[1]

0

R717

0.1uF

50V

C730

10uF

16V

C724

27

R701

+3.3VDDP

USB_DN

0

R720

0.1uF

50V

C729

RAMDQM

75

R737

+3.3VDDP

390

R733

15K

1%

R726

TX_MPEG

+1.8V

0.1uF

50V

C738

RAMCAS

12MHz

X702

SFCS

+3.3VDDP

+3.3VDDP

27MHz

X703

0.1uF

50V

C728

0

R739

SFCLK

+3.3V_USB

0 . 1 u F

C712

0.1uF

50V

C726

+1.8VDDA

0.1uF

50V

C736

RAMBA[0]

J P 7 0 1

220K

R732

USB_DP

+3.3VDDA

USB_DP

DUPRD0

0.1uF

50V

C731

0

R719

+3.3VDDP

0.1uF

50V

C727

SFDI

75

R734

RAMCAS

0.1uF

C725

75

R736

0.1uF

50V

C723

SFCS

RAMCS

RAMADD[11]

0.1uF

50V

C747

5.1K

READY

R702

IPCLK

47uF
16V

C714

RAMADD[4-9]

I2S_WS_IN

+1.8VDDC

0

R724

DEC_656_CLK

5.1K

READY

R703

0.1uF

50V

C744

0

R721

+1.8VDDA

0.1uF

50V

C749

MPEG_RESET

RAMDAT[8-15]

+5V_USB

SFCLK

0

R718

RAMWE

SFDI

I2S_CLK_IN

0.1uF

50V

C751

RAMADD[0-11]

75

R735

22pF

C746

0.1uF

50V

C743

+3.3VDDA

RAMDAT[0-7]

0.1uF

50V

C734

J P 7 0 0

DEC_656[0-7]

0.1uF

50V

C737

0.1uF

50V

C741

1/10W

0

5%

R738

0.1uF

50V

C740

+3.3V_SDRAM

0.1uF

50V

C735

RX_MPEG

RAMDAT[0-15]

1/10W

56

5%

R707

22uF
16V

C710

22uF
16V

C711

22uF

16V

C715

ZR36966PQCG-XD

IC707

USB

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

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

HY57V641620FTP

IC704

26

A3

27

VDD3

28

VSS1

29

A4

30

A5

31

A6

32

A7

33

A8

34

A9

35

A11

36

NC1

37

CKE

38

CLK

39

UDQM

40

NC2

41

VSS2

42

DQ8

43

VDDQ3

44

DQ9

45

DQ10

46

VSSQ3

47

DQ11

48

DQ12

49

VDDQ4

50

DQ13

17

CAS

3

VDDQ1

6

VSSQ1

16

WE

15

LDQM

14

VDD2

13

DQ7

12

VSSQ2

11

DQ6

10

DQ5

9

VDDQ2

8

DQ4

7

DQ3

4

DQ1

5

DQ2

25

A2

24

A1

23

A0

2

DQ0

22

A10/AP

21

BA1

1

VDD1

20

BA0

19

CS

18

RAS

51

DQ14

52

VSSQ4

53

DQ15

54

VSS3

USB DOWN STREAM

KJA-UB-4-0004

P701

USB

1

2

3

4

5

+3.3VDDP

4.7K

READY

R742

OPT

L716

READY

4.7K

READY

R743

+5V_MULTI

12505WS-04A00

JK700

1

2

3

4

5

6.19K

R715

OCP_EN

22

R744

OCP_EN

FLASH_WP_ZORAN

+3.3VDDP

10K R710

180

R708

10nF
50V

C754

READY

1K

R727

18pF

C720

18pF

C719

200

R729

READY

MIC2009YM6-TR 

IC705

3

ENABLE

2

GND

4

FAULT/

1

VIN

6

VOUT

5

ILIMIT

120OHM

UBW2012-121F

L711

120OHM

UBW2012-121F

L712

120OHM

UBW2012-121F

L713

120OHM

UBW2012-121F

L714

120OHM

UBW2012-121F

READY

L717

120OHM

UBW2012-121F

L718

MLF2012A2R7JT000

L719

READY

220pF

50V

C755

READY

75

R712

75

R711

75

R714

75

R713

RAMADD[6]

DEC_656[5]

RAMADD[1]

RAMADD[8]

RAMDAT[7]

RAMADD[2]

DEC_656[3]

RAMDAT[6]

RAMADD[3]

RAMDAT[0]

RAMADD[9]

RAMDAT[12]

RAMDAT[5]

RAMADD[8]

DEC_656[2]

RAMDAT[10]

RAMDAT[2]

RAMDAT[4]

RAMADD[9]

RAMDAT[11]

RAMDAT[14]

DEC_656[6]

RAMDAT[7]

DEC_656[4]

RAMDAT[14]

RAMDAT[1]

RAMDAT[0]

RAMADD[11]

RAMDAT[13]

RAMDAT[13]

RAMDAT[4]

RAMDAT[8]

RAMDAT[10]

RAMDAT[3]

RAMDAT[12]

RAMADD[2]

RAMADD[6]

DEC_656[0]

RAMADD[0]

RAMADD[5]

RAMADD[3]

RAMDAT[8]

RAMDAT[15]

RAMADD[7]

RAMADD[4]

RAMADD[4]

RAMADD[5]

RAMDAT[9]

DEC_656[1]

RAMADD[1]

RAMADD[0]

RAMADD[7]

RAMDAT[5]

RAMDAT[15]

RAMDAT[9]

RAMDAT[2]

RAMDAT[1]

RAMADD[10]

RAMDAT[6]

RAMDAT[11]

DEC_656[7]

RAMDAT[3]

* *     1 A   D e s i g n

*   R 7 3 2   V i d e o   O u t p u t   L e v e l   R e f e r e n c e

C 7 0 9   : E M I   S o l u t i o n

p l a c e d   a s   c l o s e   t o   C o n n e c t o r   a s   p o s s i b l e .

E x t e r n a l   F / W   D o w n l o a d

C a p a c i t o r s   o n   V B U S A   s h o u l d   b e

F o r   I n i t i a l   D o w n l o a d

DEC_656[0] : DUPTD0

*   A n a l o g   V i d e o   O p t i o n

Z O R A N   I 2 C   s t r o b e   r e a d y

DUPTD0

*   R 7 1 5   R e c o m m e n d a t i o n   i s   6 . 1 9 k   1 %

O r i g i n a l l y   3 9 2   o h m   1 %

DEBUG TEST OPTION

*   R 7 3 2   V i d e o   O u t p u t   L e v e l   R e f e r e n c

t o   m e e t   U S B 2 . 0   H S   c e r t

ZORAN SRAM Board F/W Download

I t s   p o s s i b e l   t o   2 7 ~ 4 7 o h m

C o n n e c t   t o   M a i n   I C ( C C I R 6 5 6   I n t e r f a c e )

TOP SIDE!

USB/MPEG DEC

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

LED_R_PWM_Big

PWM3

PC_AUD_L

4 . 7 u F

C834

1N4148W

100V

D800

READY

+3.3V_MST

MCLKZ

PC_VS

2.2uF

C849

+2.5V_VDDM_MST

MAIN_SIF

+3.3V_MULTI_MST

HWRESET

CVBS_RIN

SW_RESET

READY

R8109

+5V_ST

SPI_DI

SIDE_Y

COMP2_L

1K

R8105

READY

R8106

SIDE_C

+3.3V_MST

2.2uF

C845

SPI_CLK

COMP1_Pb

PC_HS

PIP_VOUT

20pF

C841

PWM2

MNT_VOUT_T

1uF

C837

SW_L

+3.3V_MULTI_MST

PC_AUD_R

UDQM

MCLK

+3.3V_MST

DEC_656[0-7]

MDATA[0-15]

MADR[0-11]

KEY2

SPI_CZ

SPI_DI

CVBS_VIN

SIDE_V

2.2uF

C847

2.2uF

C842

AT24C64AN-10SU-2.7

IC802

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

10uF

16V

C875

+3.3V_MULTI_MST

SCL_Part

+3.3V_MULTI_MST

IR

COMP2_Pr

PWM1

2.2uF

C846

+2.5V_VDDM_MST

+3.3V_MULTI_MST

SW_R

PWM0

DQS1

READY

R8107

READY

R8112

+3.3V_MST

SPI_CZ

+3.3V_MULTI_MST

COMP1_Pr

+1.2V_VDDC_MST

PC_G

2.2uF

C843

0

R8175

SBA0

LDQM

E_DIMMING

RASZ

PC_R

SPI_DO

COMP2_Y

COMP2_R

+3.3V_MULTI_MST

MNT_R_AMP

2.2uF

C839

2.2uF

C848

PWM1

CEC_C

MNT_L_AMP

DISP_EN

PC_B

CVBS_LIN

CASZ

0

R8176

2.2uF

C840

COMP2_Pb

CKE

COMP1_Y

LED_G

1M

R8064

SBA1

SDA_Part

PWM0

+3.3V_MST

20pF

C838

+3.3V_MULTI_MST

14.31818MHz

X800

SDA_LED

SPI_DO

10uF

16V

C879

0 . 1 u F

C804

READY

KEY1

SPI_CLK

WEZ

DQS0

TV_MAIN

AM_AUDIO

10uF

16V

C833

DEC_656_CLK

TXCE0+,TXCE0-,TXCE1+,TXCE1-,TXCE2+,TXCE2-,TXCE3+,TXCE3-,TXCE4+,TXCE4-,,TXCLKE-

,TXCLKO-,TXCO0+,TXCO0-,TXCO1+,TXCO1-,TXCO2+,TXCO2-,TXCO3+,TXCO3-,TXCO4+,TXCO4-

PWM2

KDS181

D802

100

R8018

100

R8019

4 . 7 u F

10V

C800

33K

R8016

0 . 1 u F

50V

C824

KDS181

D801

AC_RST

HWRESET

+3.3V_MST

0

R8002

I2S_MCLK

I2S_WS

I2S_SCK

I2S_SDO

I2S_WS_IN

I2S_CLK_IN

I2S_DIN

I_DIMMING

0

R8027

READY

0

R8022

READY

0

R8028

READY

0

R8023

READY

0

R8024

READY

0

R8029

READY

0

R8026

READY

22

R8053

READY

22

R8052

READY

22

R8055

22

R8056

100

R8078

READY

100

R8075

READY

100

R8139

READY

100

R8077

100

R8074

100

R8085

100

R8082

100

R8087

100

R8089

100

R8095

100

R8092

RS232C

100

R8094

RS232C

0 . 0 4 7 u F

C813

0 . 0 4 7 u F

C817

0 . 0 4 7 u F

C816

0 . 0 4 7 u F

C814

0 . 0 4 7 u F

C819

0 . 0 4 7 u F

C812

0 . 0 4 7 u F

C815

0 . 0 4 7 u F

C818

0 . 0 4 7 u F

C810

0 . 0 4 7 u F

C820

0 . 0 4 7 u F

C823

0 . 0 4 7 u F

C822

0 . 0 4 7 u F

C829

0 . 0 4 7 u F

C827

0 . 0 4 7 u F

C830

0 . 0 4 7 u F

C828

0 . 0 4 7 u F

C825

0 . 0 4 7 u F

C826

0 . 0 4 7 u F

C831

0 . 1 u F

C832

0 . 1 u F

C835

0.1uF

C836

0.1uF

C844

1000pF

C811

1000pF

C821

DSUB_SCL

SCL_Part

SDA_Part

DSUB_SDA

PANEL_ON

SDA_TUNER

TX_MPEG

RXD

TXD

RX_MPEG

HPD_MST_3

HPD_MST_2

PWM3

100

AR800

100

AR801

100

AR802

100

R8152

100

R8150

100

R8145

100

R8146

100

R8144

100

R8153

100

R8154

100

R8147

100

R8151

100

R8143

HDMI_0-

HDMI_C-

HDMI_SCL

HDMI_2-

HDMI_SDA

HDMI_1-

HPD_MST_1

47

R8031

47

R8012

47

R8043

47

R8036

47

R8037

47

R8047

47

R8032

47

R8013

47

R8046

47

R8034

47

R8041

47

R8033

47

R8038

47

R8035

47

R8044

47

R8030

47

R8045

47

R8049

TW9910 block

47

R8017

47

R8011

47

R8039

47

R8042

0 . 1 u F

C809

0 . 1 u F

C807

0 . 1 u F

C806

0 . 1 u F

C808

0

R8025

READY

2.2K

R8071

READY

0 . 1 u F

C864

0 . 1 u F

C861

0 . 1 u F

C860

0 . 1 u F

C863

0 . 1 u F

C867

0 . 1 u F

C873

0 . 1 u F

C876

1000pF

C878

0 . 1 u F

C871

0 . 1 u F

C872

0 . 1 u F

C870

100

R8134

100

R8131

100

R8135

0

R8121

0

R8120

0

R8123

0

R8122

100

R8127

100

R8115

100

R8116

100

R8118

100

R8117

0 . 1 u F

C868

0 . 1 u F

C869

100

R8171

100

R8179

100

R8172

100

R8178

0.1uF

C859

0.1uF

C852

0.1uF

C850

100

R8168

100

R8003

AUDIO_SW

47

R8048

OPT

22K

R8084

22K

R8088

0 . 1 u F

C805

10K

R8076

390

R8054

0.1uF

C866

0.1uF

C865

0.1uF

C862

0 . 1 u F

C877

HDMI_SEL2

HDMI_SEL1

100

R8015

MUTE_LINE

100

R8140

READY

100

R8065

100

R8066

LED_R/PWM

SCL_LED

SCL_TUNER

HDMI2_5V_DET

HDMI3_5V_DET

HDMI1_5V_DET

100

R8169

MPEG_RESET

10K

R8102

READY

1K

R8167

1K

R8163

MX25L1605AM2C-15G

IC803

3

WP#

2

SO

4

GND

1

CS#

5

S I

6

SCLK

7

HOLD#

8

VCC

+3.3V_MST

10K

R8099

RL_ON

MBW3216-501TF

L509

3.3K

R8111

4.7K

R8181

0

R8000

OPT

402

R8020

402

1%

R8004

OPT

PIP_VOUT

PIP_V

402

R868

OPT

1608

68

R8007

OPT

470

R8006

OPT

75

R8014

402

R870

470

R8050

DCDC_7.22V_PIP

MNT_VOUT_T

1608

68

R8051

+3.3V_MST

4.7K

R8174

4.7K
READY

R8173

+3.3V_MST

4.7K

R8062

10BIT

4.7K

R867

FHD

4.7K

R865

HD

+3.3V_MST

4.7K

R8063

8BIT

TMUE312GAB

SW800

1

2

4

3

5

PANEL_STATUS

AC_DET

0.1uF

C882

0.1uF

C881

2SA1530A-T112-1R

Q801

OPT

E

B

C

2SA1530A-T112-1R

Q804

TW9910 block

E

B

C

RT1C3904-T112

Q802

OPT

E

B

C

RT1C3904-T112

Q805

E

B

C

0 . 1 u F

16V

C880

LGE6991DD

IC801

FHD

1

RXB1N

2

RXB1P

3

GND_3

4

RXB2N

5

RXB2P

6

HPLUGB

7

DDCDB_DA

8

DDCDB_CK

9

RXACKN

10

RXACKP

11

GND_11

12

RXA0N

13

RXA0P

14

AVDD_33_14

15

RXA1N

16

RXA1P

17

GND_17

18

RXA2N

19

RXA2P

20

HPLUGA

21

REXT

22

DDCDA_DA

23

DDCDA_CK

24

HSYNC1

25

VSYNC1

26

VCLAMP

27

REFP

28

REFM

29

BIN1P

30

SOGIN1

31

GIN1P

32

RIN1P

33

VCOM3

34

BIN0P

35

VCOM2

36

GIN0P

37

SOGIN0

38

RIN0P

39

AVDD_33_39

40

GND_40

41

HSYNC0

42

VSYNC0

43

VSYNC2

44

BIN2P

45

SOGIN2

46

GIN2P

47

RIN2P

48

C1

49

Y1

50

C0

51

Y0

52

CVBS3

53

CVBS2

54

CVBS1

55

VCOM1

56

CVBS0

57

VCOM0

58

AVDD_33_58

59

CVBSOUT1

60

CVBSOUT0

61

GND_61

62

SIP0P

63

AVDD_SIF

64

SIF1P

65

SIFM

66

GND_66

67

AUVRADN

68

AUVRADP

69

AUVREF

70

AVDD_AU

71

AUL0

72

AUR0

73

AUL1

74

AUR1

75

AUCOM

76

AUL2

77

AUR2

78

AUL3

79

AUR3

80

AUMONO

81

AUOUTL3

82

AUOUTR3

83

AUOUTL2

84

AUOUTR2

85

AUOUTL1

86

AUOUTR1

87

AUOUTL0

88

AUOUTR0

89

GPIOF[0]

90

GPIOF[1]

91

GPIOF[2]

92

GPIOF[3]

93

GPIOF[4]

94

GPIOF[5]

95

GPIOF[6]

96

GPIOF[7]

97

GPIOF[8]

98

GPIOF[9]

99

VDDP_99

100

GND_100

101

VDDC_101

102

DQS[1]

103

MDATA[15]

104

MDATA[14]

105

GND_105

106

MDATA[13]

107

MDATA[12]

108

VDDM_108

109

MDATA[11]

110

MDATA[10]

111

MDATA[9]

112

MDATA[8]

113

GND_113

114

VDDM_114

115

MDATA[7]

116

MDATA[6]

117

MDATA[5]

118

MDATA[4]

119

VDDM_119

120

MDATA[3]

121

MDATA[2]

122

MDATA[1]

123

MDATA[0]

124

DQS[0]

125

LDQM

126

UDQM

127

MVREF

128

MCLKE

129

MCLKZ

130

MCLK

131

BADR[1]

132

BADR[0]

133

RASZ

134

GND_134

135

VDDM_135

136

AVDD_MEMPLL

137

CASZ

138

WEZ

139

MADR[0]

140

MADR[1]

141

MADR[2]

142

MADR[3]

143

MADR[4]

144

MADR[5]

145

MADR[6]

146

MADR[7]

147

VDDM_147

148

GND_148

149

VDDC_149

150

MADR[8]

151

MADR[9]

152

MADR[10]

153

MADR[11]

154

AD[0]

155

AD[1]

156

AD[2]

157

AD[3]

158

AD[4]

159

AD[5]

160

AD[6]

161

AD[7]

162

WRZ

163

RDZ

164

ALE

165

VDDP_165

166

GND_166

167

SCK

168

SDI

169

CSZ

170

SDO

171

SAR0

172

SAR1

173

SAR2

174

SAR3

175

PWM0

176

PWM1

177

DDCR_DA

178

DDCR_CK

179

DDCA_DA

180

DDCA_CK

181

INT

182

IRIN

183

VDDP_183

184

GND_184

185

VDDC_185

186

GPIOB[4]

187

GPIOB[5]

188

GPIOB[6]

189

NC_189

190

NC_190

191

PWM2

192

PWM3

193

VDDC_193

194

VDDP_194

195

NC_195

196

NC_196

197

LVA3P

198

LVA3M

199

LVACKP

200

LVACKM

201

LVA2P

202

LVA2M

203

LVA1P

204

LVA1M

205

LVA0P

206

LVA0M

207

VDDP_207

208

GND_208

209

NC_209

210

NC_210

211

LVB3P

212

LVB3M

213

LVBCKP

214

LVBCKM

215

LVB2P

216

LVB2M

217

LVB1P

218

LVB1M

219

LVB0P

220

LVB0M

221

VDDP_221

222

GND_222

223

GPIOE[3]

224

GPIOE[2]

225

GPIOE[1]

226

GPIOE[0]

227

ICLK

228

IDE

229

IHSYNC

230

IVSYNC

231

DI[0]

232

DI[1]

233

DI[2]

234

DI[3]

235

VDDP_235

236

DI[4]

237

DI[5]

238

DI[6]

239

DI[7]

240

VDDC_240

241

GND_241

242

DI[8]

243

DI[9]

244

DI[10]

245

DI[11]

246

DI[12]

247

DI[13]

248

HWRESET

249

XOUT

250

XIN

251

AVDD_MPLL

252

RXBCKN

253

RXBCKP

254

AVDD_33_254

255

RXB0N

256

RXB0P

LGE6891DD

IC801-*1

HD

1

RXB1N

2

RXB1P

3

GND_3

4

RXB2N

5

RXB2P

6

HPLUGB

7

DDCDB_DA

8

DDCDB_CK

9

RXACKN

10

RXACKP

11

GND_11

12

RXA0N

13

RXA0P

14

AVDD_33_14

15

RXA1N

16

RXA1P

17

GND_17

18

RXA2N

19

RXA2P

20

HPLUGA

21

REXT

22

DDCDA_DA

23

DDCDA_CK

24

HSYNC1

25

VSYNC1

26

VCLAMP

27

REFP

28

REFM

29

BIN1P

30

SOGIN1

31

GIN1P

32

RIN1P

33

VCOM3

34

BIN0P

35

VCOM2

36

GIN0P

37

SOGIN0

38

RIN0P

39

AVDD_33_39

40

GND_40

41

HSYNC0

42

VSYNC0

43

VSYNC2

44

BIN2P

45

SOGIN2

46

GIN2P

47

RIN2P

48

C1

49

Y1

50

C0

51

Y0

52

CVBS3

53

CVBS2

54

CVBS1

55

VCOM1

56

CVBS0

57

VCOM0

58

AVDD_33_58

59

CVBSOUT1

60

CVBSOUT0

61

GND_61

62

SIP0P

63

AVDD_SIF

64

SIF1P

65

SIFM

66

GND_66

67

AUVRADN

68

AUVRADP

69

AUVREF

70

AVDD_AU

71

AUL0

72

AUR0

73

AUL1

74

AUR1

75

AUCOM

76

AUL2

77

AUR2

78

AUL3

79

AUR3

80

AUMONO

81

AUOUTL3

82

AUOUTR3

83

AUOUTL2

84

AUOUTR2

85

AUOUTL1

86

AUOUTR1

87

AUOUTL0

88

AUOUTR0

89

GPIOF[0]

90

GPIOF[1]

91

GPIOF[2]

92

GPIOF[3]

93

GPIOF[4]

94

GPIOF[5]

95

GPIOF[6]

96

GPIOF[7]

97

GPIOF[8]

98

GPIOF[9]

99

VDDP_99

100

GND_100

101

VDDC_101

102

DQS[1]

103

MDATA[15]

104

MDATA[14]

105

GND_105

106

MDATA[13]

107

MDATA[12]

108

VDDM_108

109

MDATA[11]

110

MDATA[10]

111

MDATA[9]

112

MDATA[8]

113

GND_113

114

VDDM_114

115

MDATA[7]

116

MDATA[6]

117

MDATA[5]

118

MDATA[4]

119

VDDM_119

120

MDATA[3]

121

MDATA[2]

122

MDATA[1]

123

MDATA[0]

124

DQS[0]

125

LDQM

126

UDQM

127

MVREF

128

MCLKE

129

MCLKZ

130

MCLK

131

BADR[1]

132

BADR[0]

133

RASZ

134

GND_134

135

VDDM_135

136

AVDD_MEMPLL

137

CASZ

138

WEZ

139

MADR[0]

140

MADR[1]

141

MADR[2]

142

MADR[3]

143

MADR[4]

144

MADR[5]

145

MADR[6]

146

MADR[7]

147

VDDM_147

148

GND_148

149

VDDC_149

150

MADR[8]

151

MADR[9]

152

MADR[10]

153

MADR[11]

154

AD[0]

155

AD[1]

156

AD[2]

157

AD[3]

158

AD[4]

159

AD[5]

160

AD[6]

161

AD[7]

162

WRZ

163

RDZ

164

ALE

165

VDDP_165

166

GND_166

167

SCK

168

SDI

169

CSZ

170

SDO

171

SAR0

172

SAR1

173

SAR2

174

SAR3

175

PWM0

176

PWM1

177

DDCR_DA

178

DDCR_CK

179

DDCA_DA

180

DDCA_CK

181

INT

182

IRIN

183

VDDP_183

184

GND_184

185

VDDC_185

186

GPIOB[4]

187

GPIOB[5]

188

GPIOB[6]

189

NC_189

190

NC_190

191

PWM2

192

PWM3

193

VDDC_193

194

VDDP_194

195

NC_195

196

NC_196

197

LVA3P

198

LVA3M

199

LVACKP

200

LVACKM

201

LVA2P

202

LVA2M

203

LVA1P

204

LVA1M

205

LVA0P

206

LVA0M

207

VDDP_207

208

GND_208

209

NC_209

210

NC_210

211

LVB3P

212

LVB3M

213

LVBCKP

214

LVBCKM

215

LVB2P

216

LVB2M

217

LVB1P

218

LVB1M

219

LVB0P

220

LVB0M

221

VDDP_221

222

GND_222

223

GPIOE[3]

224

GPIOE[2]

225

GPIOE[1]

226

GPIOE[0]

227

ICLK

228

IDE

229

IHSYNC

230

IVSYNC

231

DI[0]

232

DI[1]

233

DI[2]

234

DI[3]

235

VDDP_235

236

DI[4]

237

DI[5]

238

DI[6]

239

DI[7]

240

VDDC_240

241

GND_241

242

DI[8]

243

DI[9]

244

DI[10]

245

DI[11]

246

DI[12]

247

DI[13]

248

HWRESET

249

XOUT

250

XIN

251

AVDD_MPLL

252

RXBCKN

253

RXBCKP

254

AVDD_33_254

255

RXB0N

256

RXB0P

1K

R8142

+3.3V_MST

+5V_ST_SW

SPK-N

2.2K

R8183

0

TW9910 block

R8081

100

R8126

NOT LG60

1K

R8132

LPL_CMO

100

R8010

DCDC_7.22V_PIP

+3.3V_MST

10K

R8187

0

LG60

R8182

2.2K

R8185

USE LG50_60_70

2.2K

R8184

USE LG50_60_70

3.3K

NOT LG60

R8188

EYEQ_RESET

FLASH_WP

RT1C3904-T112

Q803

E

B

C

FLASH_WP

0

R8080

0

R8079

FLASH_WP_ZORAN

4.7K

R8070

1000pF

C853

1000pF

C854

100

R8005

0

READY

R8001

0

READY

R8021

0

READY

R8057

0

R8058

0

R8061

READY

100

R8073

100

R8072

HPD_MST_2

100

R866

LG60

S_VIDEO_DET

100

R8137

10K

R8067

1000pF

C851

100

R8060

+3.3V_MST

4.7K

R8091

4.7K
READY

R8090

3.3K

R8158

3.3K

R8157

0

R8086

USE LG50_60_70

0.1uF

C801

0.1uF

C

8

0

2

0.1uF

C803

0 . 1 u F

C855

3.3K

R8110

3.3K

R8108

2 . 2 u F
25V

C883

33

R8148

33

R8149

MDATA[0]

MDATA[1]

MDATA[2]

MDATA[3]

MDATA[4]

MDATA[5]

MADR[0]

DEC_656[0]

MDATA[6]

MADR[1]

DEC_656[1]

MDATA[7]

MADR[2]

DEC_656[2]

MDATA[8]

MADR[3]

DEC_656[3]

MDATA[9]

MADR[4]

DEC_656[4]

MDATA[10]

MADR[5]

DEC_656[5]

MDATA[11]

MADR[6]

DEC_656[6]

MDATA[12]

MADR[7]

MDATA[13]

DEC_656[7]

MADR[8]

MDATA[14]

MADR[9]

MDATA[15]

MADR[10]

MADR[11]

MADR[0-11]

TXCE1-

TXCO2+

TXCE0+

TXCE3+

TXCO3-

TXCO1-

TXCO3+

TXCO1+

TXCE2+

TXCLKO-

TXCE0-

TXCO0-

TXCO0+

TXCE1+

TXCO2-

TXCLKE-

TXCE2-

TXCE3-

TXCE4-

TXCE4+

TXCO4-

TXCO4+

NON_EU OPTION

MSTAR

DDR SDRAM

< M o d e   S e l e c t i o n >

MPEG UART

CVBS_V

SW_L/R: COMP2_L/R or SIDE_L/R

RS232C

DON T USE(156,157)

MSTAR Recommand 

:   o v e r   8 V

GAIN X 4

GAIN X 4

H/W OPTION #3

H/W OPTION #1

H/W OPTION #2

I n s e r t   a l l   e x c e p t   L G 6 0 : R 8 1 8 8

120HZ: H

Normal: L

精品图纸网

  http://www.79wl.com

精品图纸网

  http://www.79wl.com

Содержание 37LG30R-TA

Страница 1: ...L CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LP81A MODEL 37LG30R A 37LG30R A TA website http biz LGservice com Internal Use Only 精品图纸网 http www 79wl com 精品图纸网 http www 79wl com ...

Страница 2: ...for training and service purposes C 2008 LGE Internal Use Only 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 13 TROUBLE SHOOTING 17 BLOCK DIAGRAM 22 EXPLODED VIEW 23 SVC SHEET 精品图纸网 http www 79wl com 精品图纸网 http www 79wl com ...

Страница 3: ...amage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc I...

Страница 4: ...ing a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure o...

Страница 5: ...e two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjace...

Страница 6: ...L 52 TFT WUXGA LCD 52 FHD MAKER SHARP 4 Operating Environment 1 Temp 0 40 deg LGE SPEC 2 Humidity 0 85 5 Storage Environment 1 Temp 20 60 deg 2 Humidity 0 85 6 Input Voltage AC100 240V 50 60Hz 1 Application Range This spec sheet is applied to the 37 42 47 52 LCD TV used LP81A chassis 2 Specification Each part is tested as below without special appointment 2 1 Temperature 25 5 C 77 9 F CST 40 5 C 2...

Страница 7: ...FHD Pixel Pitch mm Back Light mm LPL HD Outline Dimension 37 877 x 516 8 x 55 5 mm with inverter Pixel Pitch 0 200 x 0 600 mm Back Light 16 EEFL mm Outline Dimension 42 983 x 576 x 51 mm with inverter Pixel Pitch 0 227 x 0 681 mm Back Light mm Outline Dimension 47 1096 x 640 x 51 mm with inverter Pixel Pitch 0 76125 x 0 76125 mm Back Light mm LPL FHD Outline Dimension 42 983 x 576 x 47 3 51 mm w o...

Страница 8: ...52 FHD 2 Color Coordinate White X Typ 0 280 Typ AUO 42 42LG30R TA Y 0 03 0 290 0 03 HD Red X 0 640 T420XW01 VB Y 0 330 Green X 0 290 Y 0 600 Blue X 0 150 Y 0 060 White X Typ 0 279 Typ LPL 37 HD 37LG30R 37LG60UR Y 0 03 0 292 0 03 LC370WXN SAA1 Red X 0 636 Y 0 335 Green X 0 284 Y 0 610 Blue X 0 144 Y 0 063 White X Typ 0 279 Typ LPL 42 42LG30RA TA Y 0 03 0 292 0 03 HD Red X 0 635 Y 0 344 Green X 0 28...

Страница 9: ...LG60FR MA Y 0 03 0 292 0 03 LC470WUE SAB1 47LG50FR TA Red X 0 640 LC470WUN SAB1 Y 0 335 Green X 0 289 Y 0 610 Blue X 0 144 Y 0 066 White X Typ 0 272 Typ SHARP 52 52LG50FR TA Y 0 03 0 277 0 03 FHD Red X 0 640 LK520D3LZ17 Y 0 330 Green X 0 280 Y 0 600 Blue X 0 150 Y 0 060 3 Contrast ratio 1000 1 1500 1 AUO 42 HD W O PC mode 840 1 800 1 1200 1 LPL 32 37 HD 800 1 1200 1 LPL 42 HD 700 1 1200 1 LPL 47 H...

Страница 10: ...Contrast Ratio Dynamic CR 9000 1 12000 1 LPL Surface Luminance LWH AV Component HDMI 360 450 Cd m2 white LWH PC 250 Cd m2 4 47 inch HD Contrast Ratio Dynamic CR 9000 1 12000 1 LPL Surface Luminance LWH AV Component HDMI 360 450 Cd m2 white LWH PC 250 Cd m2 5 42 inch FHD Contrast Ratio Dynamic CR 9000 1 12000 1 LPL TBD 15000 1 For 50 60 70 Tool Surface Luminance LWH AV Component HDMI 360 450 Cd m2 ...

Страница 11: ... 1080I 50Hz 11 1920 1080 33 72 59 94 74 176 HDTV 1080I 12 1920 1080 33 75 60 00 74 25 HDTV 1080I 13 1920 1080 56 25 50 148 5 HDTV 1080P 14 1920 1080 67 432 59 94 148 350 HDTV 1080P 15 1920 1080 67 5 60 00 148 5 HDTV 1080P 8 RGB Input Analog PC No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 640 350 31 468 70 80 25 17 EGA 2 720 400 31 469 70 08 28 32 DOS 3 640 480 31 469 59 94 ...

Страница 12: ... Only FHD 10 1600x1200 74 077 60 0 130 375 UXGA Only FHD 11 1920x1080 66 647 59 988 138 625 WUXGA Only FHD 10 HDMI input DTV No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 720 480 31 47 59 94 27 SDTV 480P Support not spec 2 720 480 31 5 60 27 027 SDTV 480P support not spec 3 720 576 31 25 50 27 SDTV 576P support not spec 4 1280 720 44 96 59 94 74 176 HDTV 720P 5 1280 720 45 6...

Страница 13: ...he circumstance of 25 5 C of temperature and 65 10 of relative humidity if there is no specific designation 2 4 The input voltage of the receiver must keep 100 220V 50 60Hz 2 5 Before adjustment execute Heat Run for 15 minutes at RF no signal 3 Adjustment items 3 1 PCB assembly adjustment items Download the MSTAR main software IC801 Mstar ISP Utility 3 2 SET assembly adjustment items DDC Data inpu...

Страница 14: ...le Click 1 Read tab and then load download file XXXX bin by clicking Read 5 Click Auto 2 tab and set as below 6 click Run 3 7 After downloading check OK 4 message USB DOWNLOAD 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick 14 LGE Internal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes C 2008 Double click 精品图...

Страница 15: ...a page 0xBC Manual ADC process using Service Remocon After enter Service Mode by pushing ADJ key execute Auto RGB by pushing _ key at Auto RGB 4 2 2 Component input ADC 4 2 2 1 Component Gain Offset Adjustment7 Convert to Component in Input source Input the Component Which has 720p 60Hz YPbPr signal 100 Color Bar MSPG 925F Model 217 Pattern 65 into Component Adjust by commanding AUTO_COLOR_ADJUST ...

Страница 16: ...key and release DDC adjust mode 3 Enter the adjust mode of white balance Enter the white balance adjustment mode with aging command F3 00 FF Luminance min value is 200cd ß in the cool mode For LCD 6 Adjustment of White Balance Adjustment mode Two modes Cool and Warm Medium data is automatically calibrated by the Cool data Color analyzer CA100 CA210 should be used in the calibrated ch by CS 1000 LC...

Страница 17: ... 1 No power No Yes Is plug in Power cord inserted After all cables connect is removed to PSU The AC voltage marking is authorized on manual When ST By 5V is not operated replace PSU Plug in power cord No Yes Is the Line Filter and PSU connected Connect a cable to SC100 No Yes Is the fuse of PSU normal F101 Replace the fuse No Yes Is it connected that PSU and P1100 in Main Board Connect a cable P11...

Страница 18: ...t LED is green 2 Check process 2 No Raster No No No No No Yes Yes Yes CN700 PDP LCD Replace the VSC Does mimute discharge a Module Is the Link cable normal Is the IC801 s output normal Check the LCD Module Reconnect the Panel line cable HD P403 FHD 402 Is the inverter VaVs on Is output the normality Low High voltage except Stand by 5V Replace the Power board 精品图纸网 http www 79wl com 精品图纸网 http www ...

Страница 19: ...display from RF mode No Yes Yes No No Is Video output of the Tuner normal Check TU500_Pin13 Is the Input voltage normal Check Pin3 Block A Is the I2C communication normal Check Pin9 Pin10 No Yes Is the LVDS cable connected well Change the IC IC801 Check the power Cable inserts well Check the Tuner 精品图纸网 http www 79wl com 精品图纸网 http www 79wl com ...

Страница 20: ...me as Block A Same as Block A Same as Block A Check the input source Check the input source Check the input source Check the input source Change IC801 Change IC801 Change IC801 Is Video input of the Comp1 jack normal Check R8011 8012 8013 Is Video input of the Comp2 jack normal Check R8030 8032 8033 Is Video input of the Comp2 jack normal Check R8035 8037 8039 Check the input source Check the inpu...

Страница 21: ... sound Only External speaker is no sound Check the Tuner In Out Check the signal after IC600 refer to circuit diagram Is the output of IC600 normal Download the EDID data No No No No No Yes Yes Yes Yes Menu Normal Normal No No No No Yes Yes Yes Yes Replace IC600 Is the speaker on it men Set on speaker in menu Check the Speaker cable Replace IC801 Replace IC601 Is the speaker cable normal IC801 ope...

Страница 22: ... MAIN NVM MC74HC4066 Audio SW LM324 X4 AMP SERIAL FLASH BD2041 Protect IC EDID NVM DDC HDP CEC TMDS HDMI in DDC HPD CEC TMDS HDMI in TMDS HDMI in USB AV I O Data I O 5V CVBS OUT 656 IN SW_RESE T PART_I2 C PART_I2C SW_RESE T I2S OUT LVDS MPEG RX TX MPEG RESET I2S IN 656 IN TMDS HDMI in DDC HPD CEC DDC HPD CEC CEC not through HDMI MUX direct JACK to MAIN IC DDC DDC DDC UART_Rx Tx AUDIO_SW LINE IN LI...

Страница 23: ...ght reserved Only for training and service purposes C 2008 LGE Internal Use Only 23 EXPLODED VIEW 801 803 805 806 804 802 550 830 540 821 400 521 530 522 300 120 122 510 500 901 900 121 200 精品图纸网 http www 79wl com 精品图纸网 http www 79wl com ...

Страница 24: ... 10K R329 TMDS2_RX1 TMDS3_RX0 0 01uF C311 0 01uF C312 TMDS1_RX2 5V_HDMI_3 TMDS3_RX1 TMDS2_RX2 HDMI_2 HDMI_SEL2 TMDS1_RX2 5V_HDMI_1 10K R352 TMDS3_RX1 0 01uF C309 0 R357 TMDS1_RXC 0 R355 5V_ST TMDS3_RXC 5V_HDMI_3 5V_ST 10K R301 TMDS1_RX2 3 3V_HDMI_SW 5V_HDMI_1 TMDS1_RX0 TMDS2_RX1 TMDS1_RX1 HPD_S W_1 0 R368 READY 10K R325 0 R347 CEC HDMI_SDA DDC_SCL2 5V_HDMI_2 HPD_S W_3 TMDS1_RX0 TMDS2_RX2 0 R345 KD...

Страница 25: ...2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC 10uF 16V C875 3 3V_MULTI_MST SCL_Part 3 3V_MULTI_MST IR COMP2_Pr PWM1 2 2 u F C846 2 5V_VDDM_MST 3 3V_MULTI_MST SW_R PWM0 DQS1 READY R8107 READY R8112 3 3V_MST SPI_CZ 3 3V_MULTI_MST COMP1_Pr 1 2V_VDDC_MST PC_G 2 2 u F C843 0 R8175 SBA0 LDQM E_DIMMING RASZ PC_R SPI_DO COMP2_Y COMP2_R 3 3V_MULTI_MST MNT_R_AMP 2 2 u F C839 2 2 u F C848 PWM1 CEC_C MNT_L_AMP DIS...

Страница 26: ... R1190 1 2V_VDDC_MST 0 1uF C1102 MP2355DN LF Z IC1102 3 VIN 2 BST 4 LX 1 SS 5 GND 6 FB 7 COMP 8 RUN 5V_MULTI 110 1 R1123 0 1uF C1101 10K R1189 P_5V 47uF25V C1137 0 1uF C1140 P_16V 10K R1135 P_5V AC_RST 0 R1125 P_5V 10uF 16V C1107 0 01uF C1103 RL_ON 10K R1133 10K R1134 2 2uF 25V C1125 DC_DIM 5V_MULTI 0 READY R1191 2 5V_VDDM_MST 3 3K 1 R1166 5V_ST SI4925DY 0TF492509AA Q1101 3 S2 2 G1 4 G2 1 S1 5 D2_...

Страница 27: ...Mar 2008 Printed in Korea P NO MFL41394411 精品图纸网 http www 79wl com 精品图纸网 http www 79wl com ...

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