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Copyright © 2007 LG Electronics. Inc. All right reserved. 
Only for training and service purposes

LGE Internal Use Only

DAC_VDDI

X260_OUT_R[1]

001:L3;006:A1;008:A8

+3.3V_L

22

R160

SCL_CH2

/MEM_DQMA3

002:D3

0.1uF

C2147

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.

4440_X260_DATA

005:G5

VDDR_MEM

DAC_VDDI

22

R155

10K

R168

/MWEA

002:A3;002:D3

+3.3V_L

4440_X260_SCLK

005:G5

0.1uF

C2212

X260_OUT_B[0]

001:L2;006:A1;008:A8

SCL_CH1

+3.3V_L

0.1uF

C2218

X260_AUD_SPDIF

005:B2

APVDD

DAC2_AVDD

0.1uF

C2183

0.1uF

C2229

MEM_QSA3

002:D3

UART0_TX

003:F1;003:F8

APVDD

VPVDD

0.1uF

C2195

VDDR_MEM

0.1uF

C209

22

R256

+3.3V_L

/MCSA0

001:F1;002:D3

MEM_ODTA

001:F1;002:D3

VDDR_MEM

/X260_FWR

001:D8

VDDR_MEM

4.7K

R249

0.1uF

C285

0.1uF

C222

SCL_CH3

4.7K

R251

/FLASH_CS

001:C9;001:D8

VDDR_MEM

MEM_ODTA

001:F1;002:A3

0.1uF

C203

/MRASA

001:F1;002:D3

0.1uF

C225

0.1uF

C202

0.1uF

C231

10uF
16V

C242

0.1uF

C210

0.1uF

C232

0.1uF

C204

VDDR_MEM

/MCLKA

001:F1;002:A2

+3.3V_L

/MWEA

001:F1;002:D3

/MCLKA

001:F1;002:D2

MCKENA

001:F1;002:A3

0.1uF

C216

SDA_CH3

4.7K

R250

0.1uF

C239

/MCASA

001:F1;002:D3

22

R257

10K

R229

X260_FAD[0-15]

EBI_ADDR[1-15]

VDDR_MEM

/MEM_DQMA1

001:D1

X260_FAD[0-15]

MCLKA

001:F1;002:D2

VDDR_MEM

0.1uF

C213

MEM_QSA1

001:E1

/MRASA

001:F1;002:A3

MEM_QSA2

001:E1

MEM_QSA3

001:E1

VDDR_MEM

0.1uF

C236

0.1uF

C223

/MWEA

001:F1;002:A3

VDDR_MEM

X260_ALE0

001:D8

0.1uF

C200

0.1uF

C208

MCLKA

001:F1;002:A2

MEM_DQA[0-31]

001:C1

/MCASA

001:F1;002:A3

/MEM_DQMA3

001:E1

MCKENA

001:F1;002:D3

+3.3V_L

MEM_QSA0

001:E1

22

R230

MEM_VREFA

/MEM_DQMA2

001:D1

22

R228

AT24C512W-10SI-2.7

IC207

3

NC

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

+3.3V_L

+3.3V_L

0.1uF

C206

VDDR_MEM

MEM_VREFA

0.1uF

C212

VDDR_MEM

+3.3V_L

VDDR_MEM

/MEM_DQMA0

001:D1

0.1uF

C227

4.7K

R232

/X260_FRD

001:D8

4.7K

R239

VDDR_MEM

VDDR_MEM

EBI_ADDR[1-24]

0.1uF

C233

X260_FAD[0-15]

0.1uF

C226

0.1uF

C228

0.1uF

C217

0

R240

0.1uF

C238

/MCSA0

001:F1;002:A3

EBI_ADDR[16-24]

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.

VDDR_MEM

0.1uF

C241

X260_ALE1

001:D8

MEM_AA[0-14]

001:E1

MEM_VREFA

/X260_RESET_OUT

001:K8;006:J7

0.1uF

UART0_RX

001:E8;003:F8

X260_FAD[8]

100

R328

X260_FAD[7]

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.

/EJTAG_TRST

001:F8

4.7K

R306

UCOM_RX

003:H7

+3.3V_L

/X260_RESET

+3.3V_L

0.1uF

C410

JP401

MUX_OUT_Y

004:E8

RGB_VS

004:A6

0.1uF

C452

EXT_IN_B[2-9]

001:B4

HDMI_DDC_SDA

EXT_IN_CLK

001:B3

HDMI_AUDIO_MUTE

001:A3

0.1uF

C467

R466

READY

MST_R[0-9]

004:B1

+3.3V_VMPLL

+3.3V_VDDP

COMP1_Y

004:C8

0.1uF

C432

+2.5V_VDDC

0.1uF

C404

1000pF

C457

+2.5V_VDDC

4.7K

R451

VR404

READY

C422

0.1uF

C416

CAT24WC08W-T

IC404

3

A2

2

A1

4

VSS

1

A0

5

SDA

6

SCL

7

WP

8

VCC

0

R448

WP_CTRL0

004:L3

10K

R492

COMP1_Y

004:G1

0.1uF

C484

T

JP414

MST_B[2-9]

/W_PROTECT

003:L7;004:G5;004:J5;004:J8

READY

C418

+2.5V_MST

TMDS_RX1-

+3.3V_VADC

33

R442

33

R406

R417

READY

0.1uF

C481

T

VIDEO_SW1

001:A3

390

R411

T

+3.3V_MST

470pF

C470

TM

HDMI_POWER0

001:A2

TMDS0_RX2-

+3.3V_L

100pF

C469

RGB_B

004:C8

C480
READY

TM

JP404

0.1uF

C441

4.7K

R4013

0

R4040

COMP_R_IN_2

005:I1

TMDS0_RXC-

COMP1_Pb

004:G1

MST_G[0-9]

+3.3V_VDDP

TMDS0_RX0-

SCL_CH2

COMP1_Pr

004:E8

ZD416

5.6B

MST3361_HS

001:B4

33

R400

100

R475

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.

JP416

10K

R481

TM

0.1uF

C454

C403

READY

COMP2_SW

001:L8

+3.3V_VPLL

HDMI0_HPD

001:A2

COMP2_Pr

004:E8

C483
READY

SDA_CH2

R414

READY

MUX_OUT_Y

004:B8

HDMI_DDC_SCL

TMDS_RX2-

+2.5V_VAUPLL

VR400

33

R441

0

R4041

4.7K

R4012

33

R416

C473
READY

HH-1M2012-121

L403

4.7K

R4049

0.1uF

C420

33

R449

COMP_R_IN_1

005:I1

0.1uF

C468

VR403

4.7K

R450

MUX_OUT_Pb

004:B8

0.1uF

C459

RGB_HS

004:A6

0.1uF

C491

22

R455

JP403

HH-1M2012-121

L404

0.1uF

C402

COMP1_Pr

004:G1

0.047uF

C413

RX_HDMI_SPDIF

005:B2

33

R412

HDMI_CEC

003:I6

COMP1_Pb

004:C8

RGB_SW

001:L8

DDC_SDA

003:H7

22pF

C477

4.7K

R4018

0.1uF

C439

10K

R468

0.047uF

C415

0.1uF

C436

KRC104S

Q401

E

B

C

COMP_L_IN_1

005:I1

0.1uF

C406

0.047uF

C417

MUX_OUT_Pb

004:E8

33

R456

22pF

C478

COMP2_Pb

004:C8

DDC_SDA0

10K

R460

VIDEO_SW2

001:A3

+3.3V_VADC

+5.0V

DDC_SCL0

68

R415

JP402

390

R405

33

R402

COMP_L_IN_2

005:I1

AT24C02BN-10SU-1.8

IC405

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

PC_SER_CLK

001:L8;004:H8

PC_SER_DATA

001:L8;004:A8

MST3361_VS

001:B4

22

R454

10K

R491

/MST3361_IRQ

001:D8

C461
READY

4.7K

R4001

47uF
16V

C400

MST_R[0-9]

004:C3

33

R4045

ZD419

5.6B

5.6B

ZD409

HH-1M2012-121

L401

+3.3V_MST

0.047uF

C421

RGB_R

004:E8

100

R476

10K

R478

AT24C02BN-10SU-1.8

IC406

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

C443
READY

33

R446

TMDS0_RX1-

0.1uF

C401

KDS184

D404

A2

C

A1

10uF
16V

C488

COMP2_Pb

004:H1

DVI_DE

001:B4

RGB_HS

004:I7

MST3361_RESET

001:A2

HH-1M2012-121

L405

33

R413

100pF

C476

READY

C411

TMDS_RX0-

TMDS_RXC-

10K

R477

12505WS-04A00

P401

PDP

1

2

3

4

5

JP415

33

R447

JP417

MUX_OUT_Pr

004:C8

+5.0V

/W_PROTECT

003:L7;004:J3;004:J5;004:J8

4.7K

R465

33

R445

0.1uF

C451

0.1uF

C423

ZD412

READY

DC1R019WDH

JK402

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

0.1uF

C440

ZD417

5.6B

0.1uF

C405

2SC3875S

Q404

E

B

C

+3.3V_MST

68

R418

DDC_SDA0

EXT_IN_R[0-9]

001:B3

JP405

RGB_G

004:C8

10K

R472

COMP2_Y

004:H1

0.1uF

C482

MST_G[0-9]

004:E4

JP400

+3.3V_VDVI

33

R443

33

R401

MST_B[2-9]

004:E5

+3.3V_L

+3.3V_MST

0.1uF

C427

T

PC_SER_DATA

001:L8;004:H8

10K

R467

DDC_SCL

003:H6

68

R410

0.1uF

C409

1000pF

C414

HH-1M2012-121

L400

ZD401

READY

+3.3V_MST

DDC_SCL0

COMP1_SW

001:L8

PC_SER_CLK

001:L8;004:A8

0.1uF

C442

0.047uF

C419

33

R409

+3.3V_MST

+3.3V_VMPLL

HH-1M2012-121

L406

+3.3V_VDVI

33

R4046

+2.5V_MST

0.1uF

C450

0.1uF

C465

AZ1117H-3.3

IC401

1.0A

2

OUTPUT

3

INPUT

1

ADJ/GND

+2.5V_VAUPLL

COMP2_Pr

004:H1

47uF
16V

C466

JP419

MUX_OUT_Pr

004:C8

33

R408

10uF

C453

R473

READY

HH-1M2012-121

L402

EXT_IN_G[0-9]

001:B3

COMP2_Y

004:C8

STMAV335

IC403

3

Y2

2

Y1

4

R

1

SEL1

6

PB2

5

PB1

7

G

8

PR/B

9

B

10

PR2

11

PR1

12

GND

13

PB/G

14

Y/R

15

SEL2

16

VCC

WP_CTRL0

004:I3

+5.0VST

R407

READY

ZD411

READY

2SC3875S

Q400

E

B

C

TM

+3.3V_VPLL

0.047uF

C412

0.1uF

C449

C444
READY

C479
READY

HH-1M2012-121

L407

ZD408

5.6B

ZD407

5.6B

+5.0V

+2.5V_MST

VR407

JP418

SC1565IST-2.5TR

IC400

1.5A

2

GND

3

VO

1

VIN

+5.0V

5.1K

R4020

10K

R4021

+3.3V_MST

KRC104S

Q406

E

B

C

4.7K

R497

+3.3V_MST

3.3VST_MICOM

0

R4061

CEC_BYPASS

+3.3V_MST

+3.3V_MST

1K

R439

3.6V

ZD415

3.6V

ZD405

3.6V

ZD406

1K

R474

1K

R4071

1K

R4076

5.6B

ZD418

KCN-DS-1-0089

JK405

LCD

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

0.1uF

C492

4.7K

R4015

VR401

HDMICEC
004:I7;004:J2

TM

HDMI_POWER1

001:A2

2SC3875S

Q403

E

B

C

TMDS1_RX1-

4.7K

R4014

+5.0V

KRC104S

Q402

E

B

C

TMDS1_RX0-

TM

WP_CTRL1

004:L5

TMDS1_RX2-

4.7K

R4044

+3.3V_MST

HDMI1_HPD

001:A2

0

R4043

33

R4047

TM

TMDS1_RXC-

4.7K

R496

10uF
16V

C487

DDC_SCL1

4.7K

R4003

33

R4048

AT24C02BN-10SU-1.8

IC407

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

DDC_SDA1

0

R4042

WP_CTRL1

004:I5

/W_PROTECT

003:L7;004:G5;004:J3;004:J8

DDC_SCL1

+3.3V_MST

KDS184

D402

A2

C

A1

1K

R440

DC1R019WDH

JK403

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

VR405

5.1K

R4016

KRC104S

Q405

E

B

C

VR406

TM

10K

R4017

DDC_SDA1

VR402

4.7K

R4019

0.1uF

C496

4.7K

R4108

VR408

HDMICEC
004:I4;004:J2

TM

HDMI_POWER2

001:A2

2SC3875S

Q411

E

B

C

TMDS2_RX1-

4.7K

R4107

+5.0V

KRC104S

Q409

E

B

C

TMDS2_RX0-

TM

WP_CTRL2

004:L8

TMDS2_RX2-

4.7K

R4100

+3.3V_MST

HDMI2_HPD

001:E8

0

R4089

33

R4110

TMDS2_RXC-

4.7K

R4103

10uF
16V

C495

DDC_SCL2

4.7K

R4099

33

R4111

AT24C02BN-10SU-1.8

IC408

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

DDC_SDA2

0

R4088

WP_CTRL2

004:I8

/W_PROTECT

003:L7;004:G5;004:J3;004:J5

DDC_SCL2

+3.3V_MST

1K

R4102

DC1R019WDH

JK404

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

VR410

5.1K

R4095

KRC104S

Q410

E

B

C

VR411

TM

10K

R4097

DDC_SDA2

VR409

4.7K

R4109

DDC_SDA1

DDC_SCL1

TMDS1_RXC-

TM

TMDS1_RX0-

TM

TMDS1_RX1-

TM

TMDS1_RX2-

TM

HDMI_SEL0

001:E8

HDMI_SEL1

001:E8

HDMI_SEL2

001:E8

TM

TMDS0_RX0-

DDC_SDA0

TMDS0_RXC-

TMDS0_RX1-

TMDS0_RX2-

TM

TM

TM

DDC_SCL0

TM

TMDS2_RX0-

DDC_SDA2

TMDS2_RXC-

TMDS2_RX1-

TMDS2_RX2-

TM

TM

TM

DDC_SCL2

R4112

READY

R4113

READY

R4114

READY

T

T

T

TMDS_RX1-

TMDS_RX2-

T

TMDS_RXC-

TMDS_RX0-

HDMI_DDC_SDA
HDMI_DDC_SCL

+3.3V_MST

0

R4116

R4115
READY

+3.3V_MST

0.01uF

C4011

0.01uF

C4010

0.01uF

C4009

0.01uF

C4008

0.01uF

C4007

0.01uF

C4006

0.01uF

C4003

0.01uF

C4005

0.01uF

C4004

0.01uF

C4000

0.01uF

C4002

0.01uF

C4001

MST3361M-LF-170

IC402

1

DDCASCL

2

GND_1

3

AVDD_AUPLL

4

AVDD_DVI_1

5

RXA0N

6

RXA0P

7

GND_2

8

RXA1N

9

RXA1P

10

AVDD_DVI_2

11

RXA2N

12

RXA2P

13

GND_3

14

RXACKN

15

RXACKP

16

RXB0N

17

RXB0P

18

GND_4

19

RXB1N

20

RXB1P

21

AVDD_DVI_3

22

RXB2N

23

RXB2P

24

GND_5

25

RXBCKN

26

RXBCKP

27

AVDD_DVI_4

28

REXT

29

GND_6

30

AVDD_PLL

31

DDCBSCL

32

DDCBSDA

33

AVDD_ADC_1

34

GND_7

35

VREFP

36

VREFN

37

HSYNC0

38

VSYNC0

39

AVDD_ADC_2

40

GND_8

41

BIN0P

42

BIN0N

43

SOGIN0

44

GIN0P

45

GIN0N

46

RIN0P

47

RIN0N

48

NC_1

49

NC_2

50

NC_3

51

NC_4

52

NC_5

53

NC_6

54

NC_7

55

NC_8

56

NC_9

57

AVDD_ADC_3

58

GND_9

59

GND_10

60

AVDD_MPLL

61

XOUT

62

XIN

63

HWRESET

64

A0

65

SCL

66

SDA

67

VDDP_1

68

INT

69

MCL

70

MDA

71

DATA[29]

72

DATA[28]

73

DATA[27]

74

DATA[26]

75

DATA[25]

76

DATA[24]

77

DATA[23]

78

DATA[22]

79

DATA[21]

80

DATA[20]

81

VDDP_2

82

GND_11

83

DATA[19]

84

DATA[18]

85

DATA[17]

86

DATA[16]

87

DATA[15]

88

DATA[14]

89

DATA[13]

90

DATA[12]

91

DATA[11]

92

DATA[10]

93

VDDP_3

94

GND_12

95

VDDC_1

96

DATACK

97

SOGOUT/DE

98

HSOUT

99

VSOUT

100

FIELD/GPO

101

VDDP_4

102

GND_13

103

VDDC_2

104

DATA[9]

105

DATA[8]

106

DATA[7]

107

DATA[6]

108

DATA[5]

109

DATA[4]

110

DATA[3]

111

DATA[2]

112

DATA[1]

113

DATA[0]

114

VDDP_5

115

GND_14

116

VDDC_3

117

NC_10

118

NC_11

119

NC_12

120

AUSD

121

AUSCK

122

AUWS

123

AUMUTE

124

MCKO

125

SPDIFO

126

VDDP_6

127

GND_15

128

DDCASDA

RGB_G

004:I7

RGB_B

004:I7

RGB_R

004:I7

0.1uF

C4012

0.1uF

C4013

22pF

C4014

14.31818MHz

X400

22pF

C4015

0

R457

0

R458

0

R459

RGB_VS

004:I6

0

R4117

0

R4118

0

R4119

0

R4120

0

R4121

0

R4122

0

R4123

0

R4124

0

R4138

0

R4139

0.1uF

C428

0.1uF

C429

0.1uF

C430

0.1uF

C431

TM

0.1uF

C424

0.1uF

C425

0.1uF

C426

0

R4081

0

R4025

0

R4039

0

R4084

0

R4082

0

R4080

0

R4029

0

R4033

0

R4036

0

R4034

0

R4028

0

R4086

0

R4032

0

R4085

0

R4031

0

R4038

0

R4083

0

R4037

0

R4027

0

R4035

0

R4026

0

R4024

0

R4087

0

R4030

+3.3V_MST

75

R419

75

R421

47uF
16V

C407

47uF
16V

C408

2N7002(F)

Q407

CEC_2N7002

G

D

S

TMDS341APFCR

IC409

1

NC_1

2

SDA1

3

SCL1

4

GND_1

5

B11

6

A11

7

VCC_1

8

B12

9

A12

10

GND_2

11

B13

12

A13

13

VCC_2

14

B14

15

A14

16

GND_3

17

VCC_3

18

VSADJ

19

PRE

20

NC_2

21

S1

22

S2

23

S3

24

GND_4

25

Y4

26

Z4

27

VCC_4

28

Y3

29

Z3

30

GND_5

31

Y2

32

Z2

33

VCC_5

34

Y1

35

Z1

36

GND_6

37

GND_7

38

SCL_SINK

39

SDA_SINK

40

HPD_SINK

41

NC_3

42

OE

43

VCC_6

44

HPD3

45

SDA3

46

SCL3

47

GND_8

48

B31

49

A31

50

VCC_7

51

B32

52

A32

53

GND_9

54

B33

55

A33

56

VCC_8

57

B34

58

A34

59

GND_10

60

NC_4

61

VCC_9

62

HPD2

63

SDA2

64

SCL2

65

GND_11

66

GND_12

67

B21

68

A21

69

VCC_10

70

B22

71

A22

72

GND_13

73

B23

74

A23

75

VCC_11

76

B24

77

A24

78

GND_14

79

VCC_12

80

HPD1

R433
READY

75

R4140

75

R4141

75

R420

75

R4142

100

R4146

100

R4147

100

R4152

100

R4150

75

R4155

75

R4154

75

R4153

C475
READY

C474
READY

470K

R4056

ZD414

READY

ZD413

READY

470K

R4057

470K

R4058

470K

R4059

HDMICEC

KDS184

D408

A2

C

A1

ZD402

READY

C462
READY

ZD403

READY

C463

READY

C464

READY

ZD404

READY

0

R4148

0

R4151

0

R4144

PPJ209-03

JK401

4A

2A

3A

2B

5B

2C

5C

2D

5D

2E

4E

3E

PPJ209-03

JK400

4A

2A

3A

2B

5B

2C

5C

2D

5D

2E

4E

3E

4.7K

R403

4.7K

R404

27K

R4060

CEC_2N7002

A03-7071-094

JK405-*1

PDP

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

9.1K

R422

180

R423

180

R425

9.1K

R424

1K

R4023

1K

R4096

1K

R4022

100

AR453

100

AR432

100

AR452

100

AR470

100

AR471

100

AR431

100

R436

100

R437

100

R435

100

R438

4.7K

R4101

4.7K

R4050

4.7K

R4051

4.7K

R464

47K

R4007

47K

R4005

47K

R4008

47K

R4004

47K

R4106

47K

R4105

+3.3V_L

4.7K

R427

PDP

4.7K

R426

PDP

L408

200

R4143

200

R4145

18pF

C460

18pF

C471

PPJ209-02

JK400-*1

4A

[GN]CONTACT

2A

[GN]1P_CAN

3A

[GN]O_SPRING

2B

[BL]1P_CAN

5B

[BL]C_LUG_L

2C

[RD]1P_CAN1

5C

[RD]C_LUG_L

2D

[WH]1P_CAN

5D

[WH]C_LUG_L

2E

[RD]1P_CAN2

4E

[RD]CONTACT

3E

[RD]O_SPRING

PPJ209-02

JK401-*1

4A

[GN]CONTACT

2A

[GN]1P_CAN

3A

[GN]O_SPRING

2B

[BL]1P_CAN

5B

[BL]C_LUG_L

2C

[RD]1P_CAN1

5C

[RD]C_LUG_L

2D

[WH]1P_CAN

5D

[WH]C_LUG_L

2E

[RD]1P_CAN2

4E

[RD]CONTACT

3E

[RD]O_SPRING

CDS3C30GTH

ZD420

PDP

CDS3C30GTH

ZD421

PDP

READY

ZD400

C472
READY

READY

ZD410

0

R469

PDP

PC_W/PROTECT

007:C2

DGND

HDMI_CEC

100K
CEC_BSS83

R4091

27K

CEC_BSS83

R4090

KDS184

CEC_BSS83

D405

0

CEC_BSS83

R4092

0

CEC_BSS83

R4093

BSS83

CEC_BSS83

Q408

S

B

D

G

3.3VST_MICOM

HDMICEC

10K

R434

EXT_IN_G[6]

EXT_IN_R[7]

MST_B[7]

MST_B[5]

EXT_IN_B[8]

MST_G[6]

EXT_IN_R[2]

MST_B[4]

EXT_IN_B[7]

EXT_IN_R[8]

MST_B[8]

EXT_IN_G[7]

EXT_IN_R[3]

EXT_IN_R[4]

MST_R[2]

MST_R[3]

MST_G[8]

MST_B[9]

EXT_IN_G[9]

MST_R[9]

EXT_IN_G[4]

MST_G[2]

EXT_IN_G[8]

MST_B[2]

MST_R[4]

MST_B[6]

EXT_IN_B[2]

MST_G[7]

MST_R[7]

MST_R[6]

MST_G[3]

EXT_IN_R[5]

EXT_IN_G[3]

EXT_IN_B[3]

MST_G[5]

MST_R[5]

EXT_IN_R[9]

MST_G[9]

MST_B[3]

EXT_IN_R[6]

EXT_IN_B[6]

EXT_IN_B[4]

EXT_IN_G[2]

EXT_IN_B[5]

MST_G[4]

MST_R[8]

EXT_IN_B[9]

EXT_IN_G[5]

MST_G[2]

MST_G[7]

MST_G[6]

MST_G[9]

MST_G[4]

MST_G[3]

MST_G[5]

MST_G[0-9]

MST_G[8]

MST_R[2]

MST_R[3]

MST_R[4]

MST_R[5]

MST_R[6]

MST_R[7]

MST_R[8]

MST_R[9]

MST_B[2]

MST_B[3]

MST_B[9]

MST_B[4]

MST_B[5]

MST_B[6]

MST_B[7]

MST_B[8]

MST_R[1]

MST_R[0]

EXT_IN_R[0]

EXT_IN_G[1]

MST_G[1]

EXT_IN_G[0]

MST_G[0]

MST_R[1]

MST_R[0]

MST_G[1]

MST_G[0]

EXT_IN_R[1]

Содержание 47LY3DE Series

Страница 1: ...LCD TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LB75B MODEL 47LY3DE 47LY3DE AA website http biz LGservice com Internal Use Only ...

Страница 2: ...ght reserved Only for training and service purposes LGE Internal Use Only 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 12 TROUBLE SHOOTING BLOCK DIAGRAM 17 EXPLODED VIEW 43 REPLACEMENT PARTS LIST 45 SVC SHEET ...

Страница 3: ...fe to operate without damage 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 term...

Страница 4: ...e on your body by touching 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 charg...

Страница 5: ...the solder joints of the 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 replac...

Страница 6: ...2LY3DE LC470WU6 SLA2 47LY3DE 8 Operating Environment 1 Temp 0 40 deg 2 Humidity 80 9 Storage Environment 1 Temp 20 60 deg 2 Humidity 85 1 Application Range This spec sheet is applied to the 42 47 LCD TV used LB75B 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 2 Relative Humidity 65 10 2 3 Power Voltage Standard input vol...

Страница 7: ...s uniformity 80 Full white 4 Color coordinate RED X Typ 0 638 Typ Y 0 03 0 340 0 03 GREEN X 0 279 Y 0 611 BLUE X 0 146 Y 0 062 WHITE X 0 272 Y 0 278 5 Color coordinate uniformity N A 6 Contrast ratio 600 1 800 1 42 47LY3DE 1100 1 1600 1 With A I 42 47LY3DE 7 Color Temperature Cool 11 000 12 000 13 000 Test Condition Medium 9 300 HDMI input Warm 6 500 85 Full white pattern 8 Color Distortion DG 10 ...

Страница 8: ...ree measure the same condition in video signal RGB signal Average Brightness measure specification 1 Impress 100 255Gray Level full white pattern at the same peak brightness measurement 2 Measure average brightness in 9 points Contrast ratio measure specification 1 Test display signal 30x30 dots White Window signal all Black Raster signal 2 Dark room measure condition Using touch type Color analyz...

Страница 9: ... 768 47 13 59 65 72 00 X 12 1280 1024 63 981 60 020 108 000 VESA SXGA O 13 1280 1024 79 976 75 025 135 000 VESA SXGA O 14 1600 1200 75 000 60 000 162 000 VESA UXGA O 15 1920 1080 67 500 60 000 148 500 HDTV 1080P O No Resolution H freq kHz V freq Hz Pixel clock MHz Remark 1 720 576 15 625 50 00 13 50 SDTV576i 2 720 576 31 25 50 00 27 00 SDTV576p 3 720 480 15 73 15 75 59 94 60 00 13 50 SDTV 480i 4 7...

Страница 10: ...SA WXGA X 10 1360 768 47 712 60 015 85 500 VESA WXGA O 11 1366 768 47 13 59 65 72 00 X 12 1280 1024 63 981 60 020 108 000 VESA SXGA O 13 1280 1024 79 976 75 025 135 000 VESA SXGA O 14 1600 1200 75 000 60 000 162 000 VESA UXGA O 15 1920 1080 67 500 60 000 148 500 HDTV 1080P O DTV 1 720 576 31 25 50 00 27 00 SDTV576p 2 720 480 31 47 31 50 59 94 60 00 27 00 SDTV 480p 3 1280 720 44 96 45 00 59 94 60 0...

Страница 11: ...WU5 SLA1 No Item Specification Unit Remark 1 Active Screen Size 46 96 inches 1192 87mm 2 Outline dimension 1096 0 H x640 0 V x51 D Typ mm 3 Pixel Pitch 0 5415x0 5415x RGB mm 4 Pixel Format 1920 horiz by 1080 vert RGB Stripe arrangement 5 Color Depth 8 bit 16 7M Color 6 Luminance White 500 cd m2 kg 7 Power Consumption Total 230 2 Watt 8 Weight 14 5Kg 9 Display Operating Mode Transmissive Mode Norma...

Страница 12: ...ou keep the still screen on for more than 20 minutes Especially for internal Digital pattern 13 CH Cross Hatch Pattern 09CH with higher black white contrast be careful not to create residual image on the black level part 3 Board adjustment Adjust MST3361 Set Adjust Video Set Adjust White Balance 4 EDID The Extended Display Identification Data DDC Display Data Channel Download 4 1 Introduction This...

Страница 13: ...0 00 1E 01 1D 80 30 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E 8C 40 0A D0 90 20 40 31 20 0C 40 55 00 4C 6C 42 00 00 50 18 01 1D 00 BC 52 D0 1E 20 B8 28 55 40 4C 6C 42 60 00 00 1E 01 1D 80 D0 72 1C 16 20 10 2C 25 80 4C 70 6C 42 00 00 9E 00 00 00 00 00 00 00 00 00 00 CD 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 10 0E 11 01 03 18 73 41 96 0A CF 74 A3 57 4C B...

Страница 14: ...mode 3 When the automatic adjustment is completed the message AV PAL Configuration Success is displayed If the adjustment is failed the message AV PAL Configuration Fail is displayed 6 MST3361M Set Adjustment 6 1 Synopsis The Component 480i 1080p RGB 1080p adjustment sets the optimal black level and gain automatically from the analog digital converter and is the function to correct the RGB deviati...

Страница 15: ...ance adjustment coordinate shown below B Automatic adjuster Necessary for automatic adjustment must be able to communicate with RS 232C Baud Rate 115200 C Video Signal Generator MSPG 925F 720p 216Gray Model 217 Pattern 78 7 2 Measuring device connection diagram for automatic adjustment Connection diagram for internal pattern Connection diagram for HDMI input 7 3 White Balance adjustment method Whe...

Страница 16: ...attern E Adjustment is done in three white balance of COOL MEDIUM and WARM F When white balance is Cool Set to B Gain 192 and set to R Cut G Cut B Cut 64 Make High Light adjustment using R Gain G Gain When white balance is Medium Set to R Gain 192 and set to R Cut G Cut B Cut 64 Make High Light adjustment using G Gain B Gain When white balance is Warm Set to R Gain 192 and set to R Cut G Cut B Cut...

Страница 17: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 17 TROUBLESHOOTING BLOCK DIAGRAM ...

Страница 18: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 18 ...

Страница 19: ...M75 ICL3232CBNZ ICL3232CBNZ 5 0VST 5 0VST 3 3V_L 3 3V_L AT NT Tuner AT NT Tuner 5V 1 2V 1 8V 1 8V 3 3V_L 12 0V Live on 3 3VST_MICOM 9 0V 9 0V _L 5 0V SI3865 SI3865 PQ05DZ1U PQ05DZ1U Live Dead 19 0V NTP3000 KIA78R09 SC1565 2 5 MST3369 24C08 AZ1117H 3 3 KIA7805 AZ1085S 3 3 BA033FP 3 3 MTV416 24C16 AZ1085S 1 8 TEA6420 FRC94XYH STMAV335 MIC2505 ISL6549CB SC1565 1 8 MIC3910 2 5 ISL6549CB THC63LVD1023 N...

Страница 20: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 20 ...

Страница 21: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 21 ...

Страница 22: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 22 ...

Страница 23: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 23 ...

Страница 24: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 24 ...

Страница 25: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 25 ...

Страница 26: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 26 ...

Страница 27: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 27 ...

Страница 28: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 28 ...

Страница 29: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 29 ...

Страница 30: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 30 ...

Страница 31: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 31 ...

Страница 32: ... LGE Internal Use Only 32 EXT1 2 AT NT TUNER X260 TP A HDMI 1 2 3 TP C RGB COMP 1 2 SIF L R L R I2S I2S I2S I2S I2S I2S I2SO 1 ANT Cable MCLK MCLK I2SI 3 SC 2 L R L R S PDIF SPDIF S PDIF OUT Optical Coaxial TP SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 OUTPUT SPDIF CS8416 MSP4450K ...

Страница 33: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 33 ...

Страница 34: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 34 ...

Страница 35: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 35 ...

Страница 36: ...s LGE Internal Use Only 36 EXT1 2 MSP4450K AT NT TUNER X260 TP A HDMI 1 2 3 TP C RGB COMP 1 2 SIF I2SO 1 ANT Cable MCLK I2SO 3 SC2 L R I2S I2S I2S I2S TP I2S I2S L R L R MNT OUT SPDIF OUT S PDIF Opti cal Coaxial SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 OUTPUT SPDIF SPDIF CS8416 ...

Страница 37: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 37 ...

Страница 38: ... Internal Use Only 38 EXT1 2 AT NT TUNER X260 TP A TP C RGB COMP 1 2 SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF HDMI 1 2 3 L R L R I2S I2S I2S I2S I2S I2S I2SO 1 ANT Cable MCLK MCLK I2SI 3 SC 2 L R L R MNT OUT S PDIF S PDIF OUT Optical Coaxial TP OUTPUT SPDIF CS8416 MSP4450K ...

Страница 39: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 39 ...

Страница 40: ... Internal Use Only 40 EXT1 2 AT NT TUNER X260 TP A TP C RGB COMP 1 2 SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF HDMI 1 2 3 L R L R I2S I2S I2S I2S I2S I2S I2SO 1 ANT Cable MCLK MCLK I2SI 3 SC 2 L R L R S PDIF S PDIF OUT Optical Coaxial TP OUTPUT SPDIF CS8416 MSP4450K MNT OUT ...

Страница 41: ...ses LGE Internal Use Only 41 Check HDMI Cable Check MST3361 IC402 output HDMI_SPDIF R409 Check CS8416 IC501 inputs HDMI_SPDIF C5005 Check CS8416 IC501 outputs DATA 26 SCLK 27 LRCLK 28 Check X260 IC101 Inputs SCLK R175 LRCLK R176 DATA R177 Follow the procedure of COMMON SOUND OUT 1 2 3 4 5 ...

Страница 42: ...ower adaptor Check VBUS_5V Check the DC DC Converter IC712 N Y Y N N 2 Check Sequence Replace the cable to USB1 1 cable or Replace the device Y N Replace the DC DC Converter IC712 Exception USB power could be disabled by inrushing current In this case remove the device and try to reboot the TV AC power off on X260 USB_ link IC101 DC DC Converter IC712 J A C K Side B D USB1 1_OVRCUR 5V_USB VBUS_5V ...

Страница 43: ...ll right reserved Only for training and service purposes LGE Internal Use Only 43 EXPLODED VIEW 300 121 120 810 510 500 810 700 520 200 803 804 801 LV1 A2 802 805 806 807 550 840 808 900 910 540 530 560 830 820 400 850 A21 200T 200N ...

Страница 44: ...O 1 VIN 5 0V 5 1K R4020 10K R4021 3 3V_MST KRC104S Q406 E B C 4 7K R497 3 3V_MST 3 3VST_MICOM 0 R4061 CEC_BYPASS 3 3V_MST 3 3V_MST 1K R439 3 6V ZD415 3 6V ZD405 3 6V ZD406 1K R474 1K R4071 1K R4076 5 6B ZD418 KCN DS 1 0089 JK405 LCD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 0 1uF C492 4 7K R4015 VR401 HDMICEC 004 I7 004 J2 TMDS1_RXC HDMI_POWER1 001 A2 2SC3875S Q403 E B C TMDS1_RX1 4 7K R4014 5 0V KRC...

Страница 45: ...60_ALE1 002 D7 MEM_QSA0 002 A3 0 1uF C2197 33 R132 CORE_1 2V MEM_ODTA 002 A3 002 D3 VI_AVDD VDDR_MEM 0 1uF C2141 0 1uF C2148 EXT_IN_B 2 9 004 D2 3 3V_L 0 1uF C2202 VPVDD12 0 1uF C2151 PMIVDD SDA_CH1 0 1uF C2225 X260_OUT_EN 006 D4 008 A7 SDA_CH2 X260_OUT_B 0 9 MPVDD 0 1uF C2170 0 1uF C2137 MEM_DQMA1 002 A3 DAC2_AVDD 0 1uF C2172 0 1uF C2196 0 1uF C2213 0 1uF C2210 3 3V_L X260_OUT_VSYNC 006 D4 008 A7...

Страница 46: ...Oct 2007 Printed in Korea P NO MFL40360705 ...

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