LG 32LG6000-ZA Service Manual Download Page 33

Copyright © 2008 LG Electronics. Inc. All right reserved. 
Only for training and service purposes

LGE Internal Use Only

3.3K

R127

+3.3V_CI

470

R144

3.9K

R166

V_SYNC_PC

3.3uH

L100

1000pF

C106

READY

REC_8_CTRL1

ATMEL

AT24C02BN-10SU-1.8

0IMMRAL014D

EEPROM

IC102

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

D119

330

R146

D126

H_SYNC_PC

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.

10K

R101

1000pF

C111

READY

COMP_Y

27K

R152

1K

R143

75

1%

R109

1000pF

C101

30V

D123

4.7K

R176

GND

220K

R1092

COMP_LIN

D100

READY

0

READY

R1089

P_+5V

47

R133

10K

R1099

30V

D129

75

1%

R171

1K

R115

1K

R148

0.1uF
16V

C118

75

R174

+3.3V_CI

2SC3052

Q105

TRNPN_ISA

E

B

C

D110

READY

2SC3052

Q107

TRNPN_ISA

E

B

C

1/10W

4.7K

R191

10K

R188

SCART1_G

2SC3052

Q104

TRNPN_ISA

E

B

C

12pF

C129

1000pF

C109

READY

D135

P_+12V

2SC3052

Q106

TRNPN_ISA

E

B

C

1000pF

C102

1K

R149

AV3_RIN

12K

R1098

D111

READY

SCART1_R

30V

D113

0.1uF

C135

COMP_LINK

330

R147

75

1%

R106

75

1%

R100

75

R163

TUNER_VOUT

10K

R1090

SCART1_ID

2SC3052

Q103

TRNPN_ISA

E

B

C

6.8K

R169

D109

READY

1K

R194

30V

D112

75

R168

75

1%

R108

D131

220K

R116

TV_ROUT

SCART1_VIN

RGB_LINK

D108

READY

1K

R193

100

R1082

27K

R153

AV3_LINK

0

READY

R196

1K

R134

75

R104

TV_LOUT

10K

R1085

DTV/MNT_LOUT

75

1%

R102

SCART1_RIN

+3.3V_CI

D103

READY

10K

R145

1K

R189

75

1%

R105

D127

75

1%

R172

30V

D107

READY

470K

R110

1K

R137

SCART2_LIN

VGA_B

30V

D104

READY

D134

0.1uF
16V

C124

0.1uF
16V

C115

220K

R125

SCART1_LINK

18K

R132

470K

R119

5pF

C105

D128

D118

COMP_RIN

75

1%

R173

SCART1_B

100

R1081

D124

+3.3V_CI

5pF

C110

SCART2_RIN

30V

D106

READY

SCART1_FB

REC_8_CTRL2

10uF
16V

C119

47K

R122

470K

R117

SCART2_LINK

D121

75

R111

5pF

C112

10K

R142

+3.3V_CI

30V

D105

READY

D125

DTV/MNT_VOUT

0.1uF
16V

C132

SCART2_ID

D120

18K

R107

100

R1094

220K

R118

+5V

1000pF

C108

READY

5pF

C107

100

R199

1K

R182

+3.3V_CI

330

R112

30V

D102

READY

2SC3052

Q100

TRNPN_ISA

E

B

C

1000pF

C100

2SC3052

Q101

TRNPN_ISA

E

B

C

470K

R124

COMP_Pb

D122

1000pF

C103

1K

R183

4.7K

R175

3.3uH

L103

+3.3V_CI

6.8K

R170

82

R151

PHILIPS

74HC14D

0IPH741400E

INVERTER

IC103

3

2A

2

1Y

4

2Y

1

1A

6

3Y

5

3A

7

GND

8

4Y

9

4A

10

5Y

11

5A

12

6Y

13

6A

14

VCC

3.9K

R165

220K

R114

30V

D101

READY

12pF

C130

VGA_R

D132

220K

R162

330

R120

VGA_G

3.3uH

L101

0

R198

P_+12V

0.1uF

C134

1K

R150

SCART1_LIN

0.1uF

C133

D133

DTV/MNT_ROUT

220K

R1093

0

R1096

AV3_LIN

220K

R161

3.3uH

L102

SCART2_VIN

COMP_Pr

3.9K

R1088

3.9K

R1091

AV3_CVBS

D130

75

1%

R1086

47K

R103

470K

R113

0

R159

READY

6.8K

R1083

6.8K

R1084

UCOM_TX

0

R190

READY

0.1uF
16V

C131

CHAPLIN_TX

+3.3V_STBY

D114

READY

+3.3V_STBY

UART_SEL

D117

READY

DEBUG_RX

D116

READY

DEBUG_TX

ON SEMICONDUCTOR

NLASB3157DFT2G

EAN38256201

ANALOG SWITCH

IC101

3

B0

2

GND

4

A

1

B1

6

SELECT

5

VCC

CHAPLIN_RX

10K

R187

+3.3V_STBY

UCOM_RX

D115

READY

SMW250-03

P102

ENGINEERING

1

2

3

PPJ148-07

JK103

2

[YL]O-SPRING

1

[YL]GND

3

[YL]CONTACT

4

[WH]GND

5

[WH]C-LUG-L

6

[RD]GND

7

[RD]O-SPRING

8

[RD]CONTACT

TEXAS

MAX3232CDR

EAN41348201

IC104

3

C1-

2

V+

4

C2+

1

C1+

6

V-

5

C2-

7

DOUT2

8

RIN2

9

ROUT2

10

DIN2

11

DIN1

12

ROUT1

13

RIN1

14

DOUT1

15

GND

16

VCC

10K

R164

1K

R167

10K

R1095

1K

R1087

100

R154

100

R158

100

R156

100

R155

0.1uF

C123

0.1uF

C121

0.1uF

C122

0.1uF

C120

0.1uF

C125

100

R177

100

R178

100

R179

100

R180

100

R181

KCN-DS-1-0089

P101

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

10K

R197

KCN-DS-1-0088

P100

1

2

3

4

5

6

7

8

9

10

0

R1100

P_+5V

D_SUB_SCL

D_SUB_SDA

1K

R128

1K

R123

1K

R126

1K

R131

22

R184

22

R185

22

R186

4.7pF

READY

C126

4.7pF

READY

C127

4.7pF

READY

C128

0

R1101

4.7pF

C136

READY

KDS184

D136

A2

C

A1

2SA1530A-T112-1R

Q102

E

B

C

JP25

JP26

JP27

JP49

JP50

JP51

JP52

JP53

JP55

JP56

JP57

JP58

JP59

JP60

JP61

JP66

JP67

JP68

JP78

JP79

JP80

JP81

JP82

JP83

JP84

JP85

JP86

JP87

JP88

JP89

JP90

JP91

JP92

JP93

JP94

JP95

JP96

JP97

JP98

JP99

PPJ209-03

JK102

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

PSC003-03

JK100

1

AUDIO_R_OUT

2

AUDIO_R_IN

3

AUDIO_L_OUT

4

AUDIO_GND

5

B_GND

6

AUDIO_L_IN

7

B_OUT

8

ID

9

G_GND

10

D2B_IN

11

G_OUT

12

D2B_OUT

13

RED_GND

14

RGB_GND

15

R_OUT

16

RGB_IO

17

SYNC_GND1

18

SYNC_GND2

19

SYNC_OUT

20

SYNC_IN

21

COM_GND

22

SHIELD

PSC003-03

JK101

1

AUDIO_R_OUT

2

AUDIO_R_IN

3

AUDIO_L_OUT

4

AUDIO_GND

5

B_GND

6

AUDIO_L_IN

7

B_OUT

8

ID

9

G_GND

10

D2B_IN

11

G_OUT

12

D2B_OUT

13

RED_GND

14

RGB_GND

15

R_OUT

16

RGB_IO

17

SYNC_GND1

18

SYNC_GND2

19

SYNC_OUT

20

SYNC_IN

21

COM_GND

22

SHIELD

JP100

JP101

2SC3875S

Q107-*1

TRNPN_KEC

E

B

C

2SC3875S

Q106-*1

TRNPN_KEC

E

B

C

2SC3875S

Q101-*1

TRNPN_KEC

E

B

C

2SC3875S

Q104-*1

TRNPN_KEC

E

B

C

2SC3875S

Q103-*1

TRNPN_KEC

E

B

C

2SC3875S

Q100-*1

TRNPN_KEC

E

B

C

2SC3875S

Q105-*1

TRNPN_KEC

E

B

C

220uF
16V

C104

DS_HS

DS_VS

D_SUB_SDA

Full SCART 1

Half SCART 2

Rear AV3

5.19V / 10.91V_1Kohm(LOAD)

[SCART PIN8]

4.89V / 9.09V_120ohm(LOAD)

Y

R

Pr

Pb

L

COMPONENT

9.G_GND

3.BLU

7.GNC

4.NC

5.DDC_GND

11.RGB Input

12.SDA

13.HSYNC

2.GRN

1.RED

11.GND

14.VSYNC

15.SCL

8.B_GND

6.SYNC_GND

10.R_GND

08.1.9

1

10 

LG6000 ATN

External Jack

PCB No : EAX39192001(14)
ECO No : EAX39192001(19)

For MP

1 : Data carrier detect

2 : RX
3 : TX

4 : DTR(Data terminal ready

5 : GND

6 : DSR(Data set ready)

7 : RTS(Request to send)

8 : CTS(Clear to send)
9 : RI(Ring indicator)

RS-232C Input

[DTV Vout 6dB TR AMP]

[PC H,V SYNC]
schmitt trigger

Ucom TX 
for Hotel mode 

ECO No.18

CPL_DDR2_CAS_N

CPL_DDR2_CK_N

CPL_DDR2_DQS1_N

CPL_DDR2_A[0-12]

DDR2_RAS_N

CPL_DDR2_DQS3_P

CPL_DDR2_DQS0_N

DDR2_CKE

CPL_DDR2_DQS2_N

DDR2_WE_N

CPL_DDR2_DQS0_P

DDR2_A[0-12]

DDR2_DQS3_N

DDR2_DQS2_N

DDR2_A[0-12]

DDR2_VREF

DDR2_VREF

CPL_DDR2_DQS3_N

1uF

C743

CPL_DDR2_BA1

DDR2_DQS1_N

DDR2_DQS2_P

DDR2_CAS_N

CPL_DDR2_BA0

CPL_DDR2_CK

DDR2_ODT_T

DDR2_DQS0_P

CPL_DDR2_DQS2_P

CPL_DDR2_DQS1_P

CPL_DDR2_CS_N

CPL_DDR2_DM[0-3]

DDR2_DQS1_P

DDR2_CS_N

DDR2_DQS3_P

DDR2_ODT

DDR2_DQS0_N

DDR2_BA1

CPL_DDR2_WE_N

CPL_DDR2_CKE

CPL_DDR2_RAS_N

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.

+1.8V_DOUGLAS_DDR

+1.8V_DOUGLAS_DDR

+1.8V_DOUGLAS_DDR

+1.8V_DOUGLAS_DDR

+1.8V_DOUGLAS_DDR

DDR2_VREF

CPL_DDR2_D[0-31]

DDR2_D[0-31]

CPL_DDR2_D[0-31]

DDR2_D[0-31]

CPL_DDR2_DQS1_N

CPL_DDR2_DQS0_N

CPL_DDR2_DQS2_P

CPL_DDR2_DQS3_N

CPL_DDR2_DQS0_P

CPL_DDR2_DQS1_P

CPL_DDR2_DQS3_P

CPL_DDR2_DQS2_N

CPL_DDR2_A[0-12]

DDR2_DQS2_N
DDR2_DQS2_P

CPL_DDR2_DM[0-3]

DDR2_DM[0-3]

DDR2_A[0-12]

CPL_DDR2_CS_N

CPL_DDR2_RAS_N

CPL_DDR2_CAS_N

CPL_DDR2_CK

CPL_DDR2_CK_N

CPL_DDR2_CKE

CPL_DDR2_BA0

CPL_DDR2_WE_N

CPL_DDR2_BA1

DDR2_CK_N

DDR2_CK

DDR2_CAS_N

DDR2_CS_N

DDR2_RAS_N

DDR2_CKE

DDR2_BA0

DDR2_WE_N

DDR2_BA1

DDR2_DQS3_P

DDR2_DQS3_N

DDR2_DQS0_P

DDR2_DQS0_N

DDR2_DQS1_P

DDR2_DQS1_N

DDR2_CK_N

DDR2_BA0

DDR2_CK

DDR2_CAS_N

DDR2_BA0

DDR2_WE_N

DDR2_RAS_N

DDR2_CK_N

DDR2_BA1

DDR2_CK

DDR2_ODT_T

DDR2_CKE

DDR2_CS_N

DDR2_DM[0-3]

1/16W

10

AR701

1/16W

10

AR703

1/16W

10

AR707

1/16W

10

AR704

1/16W

10

AR700

1/16W

10

AR705

1/16W

10

AR706

1/16W

10

AR702

HYB18T512160AF-3S

HYNIX

EAN33624401

DDR2 SDRAM

IC700

J2

VREF

J8

CK

H2

VSSQ2

B7

UDQS

N8

A4

P8

A8

L1

NC4

L2

BA0

R8

NC3

K7

RAS

F8

VSSQ3

F3

LDM

P3

A9

M3

A1

N3

A5

K8

CK

R3

NC5

L3

BA1

J7

VSSDL

L7

CAS

F2

VSSQ4

B3

UDM

M2

A10/AP

K2

CKE

R7

NC6

M7

A2

N7

A6

M8

A0

J1

VDDL

K3

WE

E8

LDQS

P7

A11

K9

ODT

A2

NC1

N2

A3

P2

A7

H8

VSSQ1

F7

LDQS

A8

UDQS

R2

A12

L8

CS

E2

NC2

E7

VSSQ5

D8

VSSQ6

D2

VSSQ7

A7

VSSQ8

B8

VSSQ9

B2

VSSQ10

P9

VSS1

N1

VSS2

J3

VSS3

E3

VSS4

A3

VSS5

G9

VDDQ1

G7

VDDQ2

G3

VDDQ3

G1

VDDQ4

E9

VDDQ5

C9

VDDQ6

C7

VDDQ7

C3

VDDQ8

C1

VDDQ9

A9

VDDQ10

R1

VDD1

M9

VDD2

J9

VDD3

E1

VDD4

A1

VDD5

B9

DQ15

B1

DQ14

D9

DQ13

D1

DQ12

D3

DQ11

D7

DQ10

C2

DQ9

C8

DQ8

F9

DQ7

F1

DQ6

H9

DQ5

H1

DQ4

H3

DQ3

H7

DQ2

G2

DQ1

G8

DQ0

HYB18T512160AF-3S

HYNIX

EAN33624401

DDR2 SDRAM

IC701

J2

VREF

J8

CK

H2

VSSQ2

B7

UDQS

N8

A4

P8

A8

L1

NC4

L2

BA0

R8

NC3

K7

RAS

F8

VSSQ3

F3

LDM

P3

A9

M3

A1

N3

A5

K8

CK

R3

NC5

L3

BA1

J7

VSSDL

L7

CAS

F2

VSSQ4

B3

UDM

M2

A10/AP

K2

CKE

R7

NC6

M7

A2

N7

A6

M8

A0

J1

VDDL

K3

WE

E8

LDQS

P7

A11

K9

ODT

A2

NC1

N2

A3

P2

A7

H8

VSSQ1

F7

LDQS

A8

UDQS

R2

A12

L8

CS

E2

NC2

E7

VSSQ5

D8

VSSQ6

D2

VSSQ7

A7

VSSQ8

B8

VSSQ9

B2

VSSQ10

P9

VSS1

N1

VSS2

J3

VSS3

E3

VSS4

A3

VSS5

G9

VDDQ1

G7

VDDQ2

G3

VDDQ3

G1

VDDQ4

E9

VDDQ5

C9

VDDQ6

C7

VDDQ7

C3

VDDQ8

C1

VDDQ9

A9

VDDQ10

R1

VDD1

M9

VDD2

J9

VDD3

E1

VDD4

A1

VDD5

B9

DQ15

B1

DQ14

D9

DQ13

D1

DQ12

D3

DQ11

D7

DQ10

C2

DQ9

C8

DQ8

F9

DQ7

F1

DQ6

H9

DQ5

H1

DQ4

H3

DQ3

H7

DQ2

G2

DQ1

G8

DQ0

10

R714

10

R715

10

R716

10

R717

10

R718

10

R719

10

R720

10

R721

1 0

R722

1 0

R723

1 0

R724

10

R729

10

R730

10

R731

10

R732

10

R733

10

R734

10

R735

10

R737

10

R738

10

R739

10

R740

10

R749

10

R750

10

R725

10

R726

10

R727

10

R728

10

R742

10

R743

10

R744

10K

R702

10

R741

680

1%

R704

680

1%

R705

0.1uF

C714

0.1uF

C740

0.1uF

C709

0.1uF

C711

0.1uF

C706

0.1uF

C715

0.1uF

C730

0.1uF

C718

0.1uF

C732

0.1uF

C707

0.1uF

C710

0.1uF

C712

0.1uF

C728

0.1uF

C729

0.1uF

C713

0.1uF

C716

0.1uF

C741

0.1uF

C727

200

R703

200

R700

0.1uF
50V

C726

0.1uF

C705

0.1uF

C704

DDR2_ODT

DDR2_ODT_T

10

R736

0.1uF
50V

C725

0.1uF

C701

0.1uF

C721

0.1uF

C722

0.1uF

C700

10uF

C723

10uF

C702

10

R745

10

R746

10

R747

10

R748

0.1uF

C703

0.1uF

C717

0.1uF

C724

0.1uF

C733

0.1uF

C734

0.1uF

C735

0.1uF

C736

0.1uF

C737

0.1uF

C738

0.1uF

C739

294

R701

1%

0.1uF

C708

0.1uF

C731

1uF

C720

330uF
4V

C719

330uF

4V

C742

FLI10620H-AA 

IC100

Douglas Full

DDR_D0

F24

DDR_D1

M24

DDR_D2

J25

DDR_D3

K26

DDR_D4

M26

DDR_D5

E25

DDR_D6

L25

DDR_D7

F26

DDR_D8

E29

DDR_D9

L29

DDR_D10

H28

DDR_D11

J29

DDR_D12

L27

DDR_D13

E27

DDR_D14

K28

DDR_D15

F28

DDR_D16

Y24

DDR_D17

AF28

DDR_D18

AC25

DDR_D19

AD26

DDR_D20

AF26

DDR_D21

W25

DDR_D22

AE25

DDR_D23

Y26

DDR_D24

W29

DDR_D25

AE29

DDR_D26

AB28

DDR_D27

AC29

DDR_D28

AE27

DDR_D29

W27

DDR_D30

AD28

DDR_D31

Y28

DDR_DQS0

H25

DDR_DQS0_N

H26

DDR_DQS1

G28

DDR_DQS1_N

G29

DDR_DQS2

AB25

DDR_DQS2_N

AB26

DDR_DQS3

AA28

DDR_DQS3_N

AA29

DDR_A0

P27

DDR_A1

U29

DDR_A2

R26

DDR_A3

U26

DDR_A4

P25

DDR_A5

T28

DDR_A6

R27

DDR_A7

V28

DDR_A8

R29

DDR_A9

T29

DDR_A10

V25

DDR_A11

R28

DDR_A12

V26

DDR_DM0

K24

DDR_DM1

J27

DDR_DM2

AD24

DDR_DM3

AC27

DDR_BA0

U28

DDR_BA1

T27

DDR_CAS_N

P24

DDR_RAS_N

N26

DDR_CS_N

N25

DDR_WE_N

T25

DDR_CK

P29

DDR_CK_N

N29

DDR_CKE

U27

DDR_ODT

M27

DDR_CAL

U24

FLI10610H-AA

IC100-*1

DouglasA WXGA 32inch

A1P

C2

A2P

E2

A3P

G2

B_GRA

J2

AN

D2

B1P

B1

B2P

D1

B3P

G1

G_GRA

J1

BN

F2

C1P

C1

C2P

E1

C3P

H1

R_GRA

K1

CN

H2

SV1P

D3

SV2P

F3

SV3P

H3

SV4P

J3

SVN

K2

AHS_ACS

J6

AVS

H6

VOUT2

J4

SCART_FB

G6

ARXCM

A10

ARXCP

B10

ARX0M

A9

ARX0P

B9

ARX1M

A8

ARX1P

B8

ARX2M

A7

ARX2P

B7

HDMI_A_HPD

B11

HDMI_B_HPD

C11

HDMI_CEC

A11

BRXCM

A6

BRXCP

B6

BRX0M

A5

BRX0P

B5

BRX1M

A4

BRX1P

B4

BRX2M

A3

BRX2P

B3

REXT

D9

LVTX_ODD_CH0N_DISP23

AH29

LVTX_ODD_CH0P_DISP22

AJ29

LVTX_ODD_CH1N_DISP21

AH28

LVTX_ODD_CH1P_DISP20

AJ28

LVTX_ODD_CH2N_DISP19

AH27

LVTX_ODD_CH2P_DISP18

AJ27

LVTX_ODD_CLKN_DISP17

AH26

LVTX_ODD_CLKP_DISP16

AJ26

LVTX_ODD_CH3N_DISP15

AH25

LVTX_ODD_CH3P_DISP14

AJ25

LVTX_ODD_CH4N_DISP3

AH24

LVTX_ODD_CH4P_DISP2

AJ24

LVTX_ODD_CH5N_DISPCLK

AG29

LVTX_ODD_CH5P_DISPDE

AG28

LVTX_EVN_CH0N_DISP13

AH23

LVTX_EVN_CH0P_DISP12

AJ23

LVTX_EVN_CH1N_DISP11

AF23

LVTX_EVN_CH1P_DISP10

AG23

LVTX_EVN_CH2N_DISP9

AH22

LVTX_EVN_CH2P_DISP8

AJ22

LVTX_EVN_CLKN_DISP7

AF22

LVTX_EVN_CLKP_DISP6

AG22

LVTX_EVN_CH3N_DISP5

AH21

LVTX_EVN_CH3P_DISP4

AJ21

LVTX_EVN_CH4N_DISP1

AF21

LVTX_EVN_CH4P_DISP0

AG21

LVTX_EVN_CH5N_DISPVS

AG25

LVTX_EVN_CH5P_DISPHS

AG24

VDAC_COMP

AG5

VDAC_BU_N

AH1

VDAC_RV_N

AH2

VDAC_GY_YC_N

AH3

VDAC_RSET

AH4

VDAC_BU_P_1

AJ1

VDAC_BU_P_2

AJ2

VDAC_GY_YC_P

AJ3

DDR2_A[9]

CPL_DDR2_DM[2]

DDR2_A[10]

DDR2_A[6]

DDR2_A[4]

DDR2_A[10]

DDR2_A[3]

DDR2_A[8]

DDR2_A[2]

DDR2_A[9]

DDR2_A[12]

DDR2_A[12]

CPL_DDR2_DM[0]

DDR2_A[5]

DDR2_A[6]

DDR2_A[2]

DDR2_A[0]

DDR2_A[7]

CPL_DDR2_DM[3]

DDR2_A[5]

DDR2_A[1]

DDR2_A[4]

DDR2_A[8]

CPL_DDR2_DM[1]

DDR2_A[3]

DDR2_A[0]

DDR2_A[7]

DDR2_A[1]

DDR2_A[11]

DDR2_A[11]

CPL_DDR2_D[30]

CPL_DDR2_D[25]

CPL_DDR2_D[28]

CPL_DDR2_D[29]

CPL_DDR2_D[24]

CPL_DDR2_D[31]

DDR2_D[30]

DDR2_D[25]

DDR2_D[28]

DDR2_D[29]

DDR2_D[24]

DDR2_D[31]

CPL_DDR2_D[13]

CPL_DDR2_D[8]

CPL_DDR2_D[15]

CPL_DDR2_DM[3]

CPL_DDR2_DM[1]

CPL_DDR2_D[14]

CPL_DDR2_D[9]

CPL_DDR2_D[12]

CPL_DDR2_A[10]

CPL_DDR2_A[3]

CPL_DDR2_A[7]

CPL_DDR2_A[12]

CPL_DDR2_A[2]

CPL_DDR2_A[9]

CPL_DDR2_A[5]

CPL_DDR2_A[1]

CPL_DDR2_A[0]

CPL_DDR2_A[4]

CPL_DDR2_A[8]

CPL_DDR2_A[11]

CPL_DDR2_A[6]

DDR2_DM[3]

DDR2_DM[1]

DDR2_A[6]

DDR2_A[11]

DDR2_A[8]

DDR2_A[4]

DDR2_A[0]

DDR2_A[1]

DDR2_A[5]

DDR2_A[9]

DDR2_A[2]

DDR2_A[12]

DDR2_A[7]

DDR2_A[3]

DDR2_A[10]

DDR2_D[14]

DDR2_D[9]

DDR2_D[12]

DDR2_D[15]

DDR2_D[8]

DDR2_D[13]

DDR2_DM[2]

DDR2_DM[3]

CPL_DDR2_D[0]

CPL_DDR2_D[1]

CPL_DDR2_D[2]

CPL_DDR2_D[3]

CPL_DDR2_D[4]

CPL_DDR2_D[5]

CPL_DDR2_D[6]

CPL_DDR2_D[7]

CPL_DDR2_D[8]

CPL_DDR2_D[9]

CPL_DDR2_D[10]

CPL_DDR2_D[11]

CPL_DDR2_D[12]

CPL_DDR2_D[13]

CPL_DDR2_D[14]

CPL_DDR2_D[15]

CPL_DDR2_D[16]

CPL_DDR2_D[17]

CPL_DDR2_D[18]

CPL_DDR2_D[19]

CPL_DDR2_D[20]

CPL_DDR2_D[21]

CPL_DDR2_D[22]

CPL_DDR2_D[23]

CPL_DDR2_D[24]

CPL_DDR2_D[25]

CPL_DDR2_D[26]

CPL_DDR2_D[27]

CPL_DDR2_D[28]

CPL_DDR2_D[29]

CPL_DDR2_D[30]

CPL_DDR2_D[31]

DDR2_D[15]

DDR2_D[14]

DDR2_D[13]

DDR2_D[12]

DDR2_D[11]

DDR2_D[10]

DDR2_D[9]

DDR2_D[8]

DDR2_D[7]

DDR2_D[6]

DDR2_D[5]

DDR2_D[4]

DDR2_D[3]

DDR2_D[2]

DDR2_D[1]

DDR2_D[0]

DDR2_D[16]

DDR2_D[17]

DDR2_D[18]

DDR2_D[19]

DDR2_D[20]

DDR2_D[21]

DDR2_D[22]

DDR2_D[23]

DDR2_D[24]

DDR2_D[25]

DDR2_D[26]

DDR2_D[27]

DDR2_D[28]

DDR2_D[29]

DDR2_D[30]

DDR2_D[31]

DDR2_DM[1]

DDR2_DM[0]

CPL_DDR2_D[18]

CPL_DDR2_D[19]

CPL_DDR2_DM[2]

CPL_DDR2_D[22]

CPL_DDR2_D[17]

CPL_DDR2_D[20]

CPL_DDR2_D[21]

CPL_DDR2_D[16]

CPL_DDR2_D[23]

CPL_DDR2_D[5]

CPL_DDR2_D[0]

CPL_DDR2_D[7]

CPL_DDR2_DM[0]

CPL_DDR2_D[2]

CPL_DDR2_D[3]

CPL_DDR2_D[6]

CPL_DDR2_D[1]

CPL_DDR2_D[4]

CPL_DDR2_A[0]

CPL_DDR2_A[1]

CPL_DDR2_A[2]

CPL_DDR2_A[3]

CPL_DDR2_A[4]

CPL_DDR2_A[5]

CPL_DDR2_A[6]

CPL_DDR2_A[7]

CPL_DDR2_A[8]

CPL_DDR2_A[9]

CPL_DDR2_A[10]

CPL_DDR2_A[11]

CPL_DDR2_A[12]

DDR2_D[18]

DDR2_D[19]

DDR2_DM[2]

DDR2_D[22]

DDR2_D[17]

DDR2_D[20]

DDR2_D[21]

DDR2_D[16]

DDR2_D[23]

DDR2_D[5]

DDR2_D[0]

DDR2_D[7]

DDR2_D[2]

DDR2_DM[0]

DDR2_D[3]

DDR2_D[6]

DDR2_D[1]

DDR2_D[4]

CPL_DDR2_D[26]

CPL_DDR2_D[27]

DDR2_D[27]

DDR2_D[26]

DDR2_D[10]

CPL_DDR2_D[10]

CPL_DDR2_D[11]

DDR2_D[11]

Douglas

10

7

DDR2

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.

HDMI3_5V_DET

HDMI2_5V_DET

HDMI1_5V_DET

SW_RESET

19.66080Hz

X800

+3.3V_DOUGLAS

FE_RESET

REC_8_CTRL1

REC_8_CTRL2

HP_DET_S/W_2

HP_DET_S/W_4

DTV/MNT_SWITCH

HDMI4_5V_DET

HDMI_SW_EQ

KEY2

KEY1

P_+5V

IR

100

R814

+3.3V_STBY

22

R810

22

R838

1.2V_DOUGLAS_EN

+3.3V_STBY

OPT

R809

READY

+3.3V_STBY

4.7K

R802

KEY2

+3.3V_STBY

RESET

UART_SEL

0.1uF
16V

C815

4.7K

R837

IR

100

R832

0.1uF
16V

C810

CEC_0

+3.3V_STBY

+3.3V_STBY

47K

R817

AC_DET

22

R828

15K

R815

100

R845

4.7K

R806

KEY1

22

R811

PANEL_ERROR_DET

0.1uF
16V

C814

3.3K

R824

42,47

4.7K

R808

PANEL_VCC_EN

UCOM_TX

4.7K

R846

READY

INV_CTL

AUDIO_MUTE

+3.3V_STBY

100

R834

4.7K

R805

D_SUB_SCL

D_SUB_SDA

P_+5V

4.7K

R836

KEC

KIA7029AF

0IKE702900G

DETECTOR

IC800

READY

2

G

3

O

1

I

ATMEL

AT24C16AN-10SI-2.7

0IMCRAL006A

MEMORIES

IC801

UCOM_EEPROM_ATMEL16K

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

UCOM_RX

SCL2_3.3V

22

R835

SDA2_3.3V

100

R842

100

R843

MUTE_LINE

MUTE_LINE_DTV

SCART1_LINK

SCART2_LINK

RGB_LINK

COMP_LINK

AV3_LINK

UCOM_SCL_3.3V

UCOM_SDA_3.3V

1.8V_DOUGLAS_EN

RL_ON/PWR_ONOFF

3.3V_EN

10uF
6.3V

C813

AGC_SPEED_CTL

BOOSTER

24pF

C806

24pF

C807

0.1uF

C808

HDMI_SEL1

HDMI_SEL2

EN_2.5VF

EN_1.3VF

EN_3.3VF

EN_1.8VF

EN_1.3PLL

12505WR-15A00

P800

P800_ANGLE

1

2

3

4

5

6

7

8

9

10

11

12

13

14

16

15

SPK_P

SPK_N

68K

R822

READY

100

R831

100

R833

100

R825

+5V

0

R877

100Hz FRC

P_+12V

0

R878

100Hz FRC

EN_1.3VF

EN_1.8VF

+3.3V_DOUGLAS

0

R876

100Hz FRC

0

R879

100Hz FRC

+5V

EN_3.3VF

EN_2.5VF

0

R875

100Hz FRC

EN_1.3PLL

UCOM_SCL_3.3V

UCOM_SDA_3.3V

WELTREND

WT61P8-RN440WT 

EAN41349801

MICROCONTROLLER

IC802

1

VDD33V

2

GND

3

OSCO

4

OSCI

5

GPIOB6/SSDA

6

GPIOB5/SSCL

7

GPIOB4/P05

8

GPIOB3/P04

9

GPIOB2/IR

10

GPIOB1/IRQ3/CEC

11

GPIOB0/IRQ2

12

GPIOC7/P17/IRQ1

13

GPIOC6/P16/IRQ0

14

GPIOC5/P15/TXD1

15

GPIOC4/P14/RXD1

16

GPIOC3/AD3

17

GPIOC2/AD2

18

GPIOC1/AD1

19

GPIOC0/AD0

20

DSDA1

21

DSCL1

22

GPIOA5/DSDA2

23

GPIOA4/DSCL2

24

GPIOA3/PWM7/P03

25

GPIOA2/PWM6/P02

26

GPIOA1/PWM5/P01

27

GPIOA0/PWM4/P00

28

GPIOD7/RXD2

29

GPIOD6/TXD2

30

GPIOD5/P13/AD7

31

GPIOD4/P12/AD6

32

GPIOD3/P11/AD5

33

GPIOD2/P10/AD4

34

GPIOD1/HIN2

35

GPIOD0/HIN1

36

GPIOE7/VIN1

37

GPIOE6/VIN2

38

GPIOE5/P07

39

GPIOE4/LPWM/P06

40

GPIOE3/PWM3

41

GPIOE2/PWM2

42

GPIOE1/PWM1

43

NRST

44

GPIOE0/PWM0

R823

READY

R826

READY

0.1uF

C817

100Hz FRC

0.1uF

C819

100Hz FRC

0.1uF

C821

100Hz FRC

0.1uF

C822

100Hz FRC

22

R804

22

R803

47K

R816

0.1uF

C809

0.1uF

16V

C801

5pF

READY

C802

5pF

READY

C803

24MHz

X801

SMAW200-13

P801

100Hz FRC

1

2

3

4

5

6

7

8

9

10

11

12

13

0

R899

READY

0

R898

100Hz FRC

FLI10620H-AA 

EAN42012201

IC100

Douglas Full

VXI_CLK

A18

VXI_DE

C18

VXI_VS

B18

VXI_HS

D18

VXI_D0

E19

VXI_D1

A17

VXI_D2

B17

VXI_D3

C17

VXI_D4

D17

VXI_D5

F17

VXI_D6

A16

VXI_D7

B16

VXI_D8

C16

VXI_D9

D16

VXI_D10

D19

VXI_D11

E16

VXI_D12

A15

VXI_D13

B15

VXI_D14

C15

VXI_D15

D15

VXI_D16

E15

VXI_D17

A14

VXI_D18

B14

VXI_D19

C14

VXI_D20

D14

VXI_D21

E14

VXI_D22

E17

VXI_D23

E18

TESTMODE0

C27

TESTMODE1

C26

VXO_CLK

AD19

VXO_DE

AE19

VXO_VS

AG18

VXO_HS

AF18

VXO_D0

AF15

VXO_D1

AH16

VXO_D2

AJ16

VXO_D3

AE15

VXO_D4

AE16

VXO_D5

AF16

VXO_D6

AG16

VXO_D7

AH17

VXO_D8

AJ17

VXO_D9

AE17

VXO_D10

AF17

VXO_D11

AG17

VXO_D12

AH18

VXO_D13

AJ18

VXO_D14

AD15

VXO_D15

AE18

REF_CLK

A22

XTAL_IN

A23

CLKOUT

E12

OBUFC_CLK

F21

NC_1

F7

NC_2

F8

NC_3

F9

NC_4

F10

NC_5

F11

SIF_IN

K6

+3.3V_STBY

+3.3V_STBY

4.7K

R864

READY

+3.3V_STBY

0

R839

READY

R829

READY

+3.3V_STBY

18pF

50V

C811

18pF

50V

C812

120-ohm

L800

120-ohm

L803

120-ohm

L802

120-ohm

L801

4.7uF

6.3V

C800

0.1uF
16V

C833

0.1uF
16V

C834

LED_IR_3.3V_ST_On/Off_CTRL

1K

R813

ROHM

RTR030P02 P-CHANNEL MOSFET -20V +-12V -3A 0.075OHM 1W TSMT3 R/TP 3P ROHM ELECTRONIC KOREA CO.,LTD. 

RTR030P02

Q800

S

D

G

1uF

C826

4.7uF

10V

C823

0.1uF

16V

C824

120-ohm

L804

47K

R818

2SC3052

Q801

TRNPN_ISA

E

B

C

0.1uF

50V

C825

47K

R812

+3.3V_STBY

EYEQ2_RESET

LED_IR_3.3V_ST_On/Off_CTRL

EYEQ2_RESET

3K

R801

READY

2.2K

R851

2.2K

R850

+3.3V_STBY

0

R853

READY

680pF

C804

4.7K

R852

READY

D805

D806

D807

5.6V

D802

5.6V

D804

5.6V

D801

5.6V

D803

0

R847

0

R863

JP1

JP2

JP3

JP4

JP5

JP6

JP7

JP8

JP9

JP10

JP11

JP12

JP13

JP14

5.6V

D808

24LC16BT-I/SN

0IMMR00022A

IC801-*1

UCOM_EEPROM_MICROCHIP

3

A2

2

A1

4

VSS

1

A0

5

SDA

6

SCL

7

WP

8

VCC

CAT24C16WI-GT3

EAN42611301

IC801-*2

UCOM_EEPROM_CATALYST

3

NC_3

2

NC_2

4

VSS

1

NC_1

5

SDA

6

SCL

7

WP

8

VCC

AT24C02BN-10SU-1.8

0IMMRAL014D

IC801-*3

UCOM_EEPROM_ATMEL256

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

10K

R819

READY

10K

R840

READY

10K

R827

READY

10K

R830

READY

+3.3V_DOUGLAS

47uF
25V

C835

READY

0

R1617

READY

0

R1622

2SC3875S

Q801-*1

TRNPN_KEC

E

B

C

12505WS-15A00

P800-*1

P800_STRAIGHT

1

2

3

4

5

6

7

8

9

10

11

12

13

14

16

15

180K

R821

42,47

4.7K

R820

32,37

HIGH:Writable

GPIO TBD

Douglas

10

8

GPIO, Sub-Micom

IR/KEY/EYE Q2/LED

Digital EYE Ready port

MOVING_LED_PWM

FRCM CONTROL

IIC ID : 0x50

EyeQ2 Sensor IIC ID : 0xE8

RGB Sensor IIC ID   : 0x94(TBD)

⁄NECT-VCC.smb

00

⁄HEET-CON

GPIO D2 : 

High : PDP  Low : LCD

GPIO D3 :

High : AUS  Low : EU

ECO No.19

ECO No.19

ECO No.19

0.1uF

50V

C201

HP_DET_S/W_3

0.1uF

50V

C200

5V_HDMI_1

HP_DET_S/W_1

5V_HDMI_3

0.1uF
50V

C215

5V_HDMI_4

DDC_SDA_4

DDC_SCL_4

CEC_REMOTE

CEC_REMOTE

CEC_REMOTE

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.

5V_HDMI_1

0

READY

R216

0

R215

READY

+5V

0IMMRAL014D

EEPROM

ATMEL

AT24C02BN-10SU-1.8

IC203

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

33K

R222

CEC_0

+5V

CEC_REMOTE

HDMI3_5V_DET

0.1uF

C216

33K

R211

0.1uF

C212

BSS83

Q200

S

BD

G

KDS184
D202

A2

C

A1

10K

R212

+3.3V_STBY

0.1uF

C213

KDS184
D203

A2

C

A1

10K

R210

READY

D200

+5V

0IMMRAL014D

EEPROM

ATMEL

AT24C02BN-10SU-1.8

IC201

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

HDMI1_5V_DET

KDS184
D204

A2

C

A1

0IMMRAL014D

EEPROM

ATMEL

AT24C02BN-10SU-1.8

IC202

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

5V_HDMI_3

33K

R213

33K

R220

10K

R219

HDMI2_5V_DET

HDMI4_5V_DET

0.1uF

50V

C202

5V_HDMI_2

CEC_REMOTE

HP_DET_S/W_2

0IMMRAL014D

EEPROM

ATMEL

AT24C02BN-10SU-1.8

IC204

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

+5V

0.1uF

C214

KDS184
D205

A2

C

A1

5V_HDMI_2

TXCLK_BUF-

TX

TX0_BUF-

TX1_BUF-

TX2_BUF-

10K

R221

HP_DET_S/W_4

5V_HDMI_4

0.1uF

C203

+3.3V_CI

4.7K

R229

TX2_SW-

HDMI_SEL2

4.7K

R230

TX1_SW-

SCL_HDMI_SW

TX0_SW-

SDA_HDMI_SW

HDMI_SW_EQ

+5V

+3.3V_CI

T

0.1uF

C204

TXCLK_SW-

HDMI_SEL1

0

R223

0.1uF

C205

0.1uF

C206

0.1uF

C207

0.1uF

C208

0.1uF

C209

0.1uF

C210

0.1uF

C211

1/10W

0

R231

1K

R236

22

R207

22

R208

22

R205

22

R204

22

R202

22

R201

22

R238

22

R237

56K

R214

47K

R218

18K

R239

18K

R244

18K

R240

18K

R245

18K

R241

18K

R246

18K

R242

18K

R247

1K

R200

1K

R203

1K

R206

MMBD301LT1G

30V

D201

0

R250

0

R251

0

R249

0

R248

TEXAS INSTRUMENTS

TMDS351PAG

EAN41347201

DVI/HDMI SWITCH

IC200

1

SDA3

2

SCL3

3

GND_1

4

B31

5

A31

6

VCC_1

7

B32

8

A32

9

GND_2

10

B33

11

A33

12

VCC_2

13

B34

14

A34

15

GND_3

16

VSADJ

17

Y4

18

Z4

19

VCC_3

20

Y3

21

Z3

22

GND_4

23

Y2

24

Z2

25

VCC_4

26

Y1

27

Z1

28

GND_5

29

SCL_SINK

30

SDA_SINK

31

HPD_SINK

32

S1

33

S2

34

EQ

35

HPD1

36

SDA1

37

SCL1

38

B11

39

A11

40

VCC_5

41

B12

42

A12

43

GND_6

44

B13

45

A13

46

VCC_6

47

B14

48

A14

49

VDD

50

HPD2

51

SDA2

52

SCL2

53

B21

54

A21

55

VCC_7

56

B22

57

A22

58

GND_7

59

B23

60

A23

61

VCC_8

62

B24

63

A24

64

HPD3

KDS184

D140

A2

C

A1

QJ41193-FEE2-7F

JK203

1

D2+

2

D2_GND

3

D2-

4

D1+

5

D1_GND

6

D1-

7

D0+

8

D0_GND

9

D0-

10

CK+

11

CK_GND

12

CK-

13

CE_REMOTE

14

NC

15

DDC_CLK

16

DDC_DATA

17

GND

18

5V

19

HP_DET

20

GND

21

GND

22

GND

QJ41193-FEE2-7F

JK202

1

D2+

2

D2_GND

3

D2-

4

D1+

5

D1_GND

6

D1-

7

D0+

8

D0_GND

9

D0-

10

CK+

11

CK_GND

12

CK-

13

CE_REMOTE

14

NC

15

DDC_CLK

16

DDC_DATA

17

GND

18

5V

19

HP_DET

20

GND

21

GND

22

GND

QJ41193-FEE2-7F

JK201

1

D2+

2

D2_GND

3

D2-

4

D1+

5

D1_GND

6

D1-

7

D0+

8

D0_GND

9

D0-

10

CK+

11

CK_GND

12

CK-

13

CE_REMOTE

14

NC

15

DDC_CLK

16

DDC_DATA

17

GND

18

5V

19

HP_DET

20

GND

21

GND

22

GND

DC1R019NBH

JK204

14

NC

13

CEC

5DATA1_SHIELD

20

JACK_GND

12

CLK-

11

CLK_SHIELD

2DATA2_SHIELD

19 HPD

18

+5V_POWER

10 CLK+

4 DATA1+

1 DATA2+

17

DDC/CEC_GND

9 DATA0-

8DATA0_SHIELD

3 DATA2-

16

SDA

7 DATA0+

6 DATA1-

15

SCL

4.7K

R209

JP40

JP41

JP42

JP43

JP44

JP45

JP46

JP47

JP48

JP75

JP76

JP77

47K

R252

READY

47K

R253

READY

47K

R254

READY

47K

R255

READY

CK-_HDMI3

CK+_HDMI3

D0-_HDMI3

D0+_HDMI3

D1-_HDMI3

D1+_HDMI3

D2-_HDMI3

D2+_HDMI3

CK-_HDMI1

CK+_HDMI1

D0-_HDMI1

D0+_HDMI1

D1-_HDMI1

D1+_HDMI1

D2-_HDMI1

D2+_HDMI1

CK-_HDMI2

CK+_HDMI2

D0-_HDMI2

D0+_HDMI2

D1+_HDMI2

D2-_HDMI2

D2+_HDMI2

D1-_HDMI2

DDC_SDA_3

D1-_HDMI2

D1+_HDMI3

D0+_HDMI2

DDC_SDA_2

CK+_HDMI3

D0+_HDMI1

D0-_HDMI2

D2+_HDMI3

D1-_HDMI1

D1-_HDMI3

CK-_HDMI3

D2+_HDMI1

CK+_HDMI2

DDC_SCL_2

CK-_HDMI1

D1+_HDMI1

D0+_HDMI3

D0-_HDMI1

CK-_HDMI2

CK+_HDMI1

DDC_SDA_1

D2+_HDMI2

D0-_HDMI3

DDC_SCL_1

D1+_HDMI2

D2-_HDMI1

D2-_HDMI2

D2-_HDMI3

DDC_SCL_3

DDC_SCL_1

DDC_SDA_1

DDC_SCL_2

DDC_SDA_2

DDC_SCL_3

DDC_SDA_3

Douglas

10

2

HDMI

HDMI 2

HDMI 1

HDMI SW

SIDE HDMI 4

HDMI 3

Summary of Contents for 32LG6000-ZA

Page 1: ...LCD TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LD89A MODEL 32LG6000 32LG6000 ZA website http biz LGservice com Internal Use Only ...

Page 2: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 12 BLOCK DIAGRAM 20 EXPLODED VIEW 30 SVC SHEET ...

Page 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...

Page 4: ... 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 charge...

Page 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 repla...

Page 6: ...mburg Belgium Swiss Austria 6 Picture Size 32 inch 32LG6000 7 Tuning System FVS 100 program PAL 200 PR Option 8 Operating Environment 1 Temp 0 40 deg LGE SPEC 2 Humidity 10 90 9 Storage Environment 3 Temp 20 50 deg LGE SPEC 4 Humidity 10 90 10 Display LCD Module LPL SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement No Item Specification Unit Remark 1...

Page 7: ...50Hz 10 1920X1080 31 25 50 00 HDTV 1080i 11 1920X1080 33 75 60 00 HDTV 1080i 12 1920X1080 33 72 59 94 HDTV 1080i 13 1920X1080 56 25 50 00 HDTV 1080P 14 1920X1080 67 433 59 94 HDTV 1080P 15 1920X1080 67 50 60 HDTV 1080P 3 Component Video Input Y PB PR No Specification Remark Resolution H freq kHz V freq Hz Pixel clock MHz 1 720X400 31 468 70 08 28 32 2 640X480 31 469 59 94 25 17 VESA 3 800X600 37 8...

Page 8: ...mark Proposed 1 640X480 31 469 59 94 25 175 SDTV 480p 60Hz 2 640X480 31 469 60 25 20 SDTV 480p 60Hz 3 720X480 31 47 59 94 27 00 SDTV 480p 60Hz 4 720X480 31 50 60 27 027 SDTV 480p 60Hz 5 720X576 31 25 50 00 27 000 SDTV 576p 50Hz 6 1280X720 37 50 50 00 74 176 HDTV 720p 50Hz HDCP 7 1280X720 44 96 59 94 74 176 HDTV 720p 60Hz HDCP 8 1280X720 45 00 60 74 250 HDTV 720p 60Hz HDCP 9 1920X1080 28 125 50 00 ...

Page 9: ...button of the Adjustment R C power on TV ADC Calibration Protocol RS232 Baud rate 115200 bps RS232 Host PC echo none 3 1 ADC adjustment Adjustment can be done using only internal ADC so input signal is not necessary Required equipment Adjustment R C 1 Press ADJ key on adjustment R C 2 Select 1 ADC calibration by using D E CH and press ENTER A 3 Select Start by using F G VOL and press ENTER A 4 ADC...

Page 10: ...sum Changeable by total EDID data 4 2 Adjustment of White Balance 1 Test Equipment Color Analyzer CS 1000 CA 100 CH 9 CA 210 CH 9 Please adjust CA 100 CA 210 by CS 1000 before measuring You should use Channel 9 which is Matrix compensated White Red Green Blue revised by CS 1000 and adjust in accordance with White balance adjustment coordinate Color temperature standards according to CSM and Module...

Page 11: ... is carried out three times Temperature COOL R Cut G Cut B Cut is set to 64 Control R Gain and G Gain Each gain is limited to 192 Temperature MEDIUM R Cut G Cut B Cut is set to 64 Control R Gain and B Gain Each gain is limited to 192 Temperature WARM R Cut G Cut B Cut is set to 64 Control G Gain and B Gain Each gain is limited to 192 One of R Gain G Gain B Gain should be kept on 192 and adjust oth...

Page 12: ..._by 5V signal circuit Yes 4 Check the AC detect signal circuit Yes No 5 Check the VSC RL_ON PWR_ON OFF signal No No No Does not low voltage output comes out Yes Does not the St by 5V P 5V signal comes out Does not the AC Detect signal comes out No Does not the RL_ON PWR_ON OFF comes out No Yes 7 Check the VSC INV_CTL signal Yes 8 Check the INV 24V voltage output circuit Manufacture enterprise mean...

Page 13: ...e power cord in Is AC INLET Cable Red Blue connected with th PSU Connect the AC INLET Cable Yes No No Are the fuses F100 F101 or F700 OK on the PSU check open or short status with Multi meter Replace the fuse Yes No Is the PSU connected with Main Board though a 24pin cable Connect a 24p cable to PSU to Main P1000 pin Yes Measure output voltages 16V 12V 5V on the PSU Main P1000 pin1 2 16V pin 5 6 1...

Page 14: ...ly status 3 IIC check R109 R111 4 P103 pin1 4 VDD 12V LVDS Data pin P104 LVDS Data pin No problem Lamp On status Lamp On status NG Check inverter lamp On Of status Check Panel Error DET signal P1000 pin17 or IC802 pin12 Check LVDS Cable 1 Main B D to FRC 2 FRC to T CON Replace the LVDS Cable NG NG Recheck PSU 5V 12V 16V If not OK then replace PSU Replace PSU Check the PWM signal P1000 pin 22 21 Re...

Page 15: ...heck ATV sound signal 1 Sound signal SIF R317 SECAM L sound R326 NG DTV Check sound processor 1 IC603 pin50 for SIF RF sound 2 IC603 pin47 for SECAM L sound Check App S W If App S W OK then replace IC603 Check Digital AMP 1 VDD 16V IC600 pin49 52 32 35 VDD 1 8V IC600 pin2 13 16 2 Mute check IC600 pin25 No problem No problem No problem No problem Check App S W If App S W OK then replace IC600 NG NG...

Page 16: ...9 52 32 35 VDD 1 8V IC600 pin12 13 16 2 Mute check IC600 pin25 No problem Video NG Replace IC100 No problem No problem 2 3 In case of abnormal display or sound when side AV1 SCART1 mode Check video signal 1 CVBS JK101 pin20 and C519 Check AV2 Jack 1 SCART1 LINK check R149 or JK101 pin17 Check Video Audio Check Audio signal 1 R JK101 pin2 and C690 2 L JK101 pin6 and C627 Audio NG Check App S W If A...

Page 17: ... S W If App S W OK then replace IC100 NG Check 74HC14D IC103 1 H sync pin4 2 V sync pin8 3 If problem with IC103 then replace IC103 No problem or No sound Check EDID 1 Read EDID data EDID download and recheck No problem No problem 2 5 In case of abnormal display or sound when VGA Input mode Check video signal 1 Y JK102 pin3A and C509 2 Pb JK102 pin5B and C512 3 Pr JK102 pin5C and C515 Check Compon...

Page 18: ... Check pin8 5V 2 DDC IIC lin check IC201 4 pin6 5 Check HDMI HPD Output 1 HDMI JK201 202 203 Pin19 Check TMDS signal 1 JK201 3 JK204 pin1 12 Check App S W If App S W OK then replace IC100 No problem Check App S W If App S W OK then replace IC201 4 NG Check HDMI 5V_DET input 1 HDMI JK201 202 203 Pin20 Check HDMI source If OK then replace HDMI JACK No problem No problem or No sound Check TMDS 351 IC...

Page 19: ... Check 16V input Voltage IC600 pin49 52 2 Check 1 8V input Voltage IC600 pin12 13 16 3 Check the IIC communication SDA SCL R619 R620 4 Check the Audio Signal is Normal SPK_L R L603 L604 Yes Replace Main B D Yes Yes Set on speaker in menu TV Speaker OFF ON No Change or Reconnect the Speaker Cable No Replace Audio AMP IC IC600 No Yes Only RF is no sound Check the Tuner IN OUT SIF R317 SECAM L R326 Y...

Page 20: ... L R Tuner TDFV G135D1 TU300 TMDS 0 7 74LVC541A PW Buffer IC400 CI Slot P400 74LVC245A Bi Buffer IC402 DATA 0 7 74LCX244MTC Buffer IC403 405 406 Address 0 14 CTRL signals TMDS 0 7 CVBS Tuner V out NLASB3157 IC500 LVDS TMDS EVN 10 bit LVDS TMDS ODD 10 bit Host Address 1 16 Host Data 0 15 LPF DDR2 Data 0 15 DDR2 SDRAM 64MByte HYNIX IC701 DDR2 Data 16 31 DDR2 Address 0 12 MICOM WT61P8 IC802 MAX3232CD...

Page 21: ...io L o ut TV 2 aud io R in 1 Aud io R o ut TV SCART 1 23 GND 22 GND 21 saf ety GND 20 CVBS in 19 CVBS o ut DTV o ut 18 17 vid eo GND 16 15 C in 14 d ata GND 13 GND 12 d ata1 11 CVBS in 10 d ata 2 9 GND 8 f unc t io n s elec t 7 CVBS in 6 aud io L in 5 GND 4 aud io GND 3 aud io L o ut DTV 2 aud io R in 1 Aud io R o ut DTV SCART 2 23 GND 22 GND 21 saf ety GND 20 CVBS in 19 CVBS o ut DTV o ut 18 17 v...

Page 22: ...MI 3 TMDS 8bit DDC HDMI3 I2C EDID AT24C02BN HDMI SW TMDS 8bit HDMI I2C SW HDMI EQ Ctrl VXO_D6 GPIOA0 GPIOA1 HDMI Select 1 HDMI Select 2 CEC_REMOTE GPIOB1 2WIRE_S2 2WIRE_S0 DSDA1 DSCL1 HDMI BUF TMDS 8bit DDC HDMI4 I2C EDID AT24C02BN 2WIRE_S1 ARX BRX VXO_D20 VXO_D21 HDMI2 5V DET HDMI3 5V DET HDMI4 5V DET VXO_CLK HP DET S W4 VXI_D23 HP DET S W3 HP DET S W2 HDMI_A_HPD HDMI_B_HPD VXO_D22 FET Bi BUF NLA...

Page 23: ...le HOST_BOOD_CS_N CI DATA 0 7 POD_DIR_N CI DATA Dir Select CI Detect POD_DETECT_N CI Detect TS_IN 0 7 74LCX244MTC Buffer IC403 HOST Address 0 3 POD Address 0 3 CI Address 0 7 74LCX244MTC Buffer IC406 HOST Address 10 13 POD Address 8 9 14 HOST Address 4 74LCX244MTC Buffer IC405 REG CI Detect CI Detect CI Address 8 14 CI Detect POD_OE_HOST_RD HOST Out Enable CI Out Enable HOST Write Enable CI Write ...

Page 24: ... L R Comp L R SIDE L R PC L R AUD_IN_L R 1 Ch 1 AUD_IN_L R 3 Ch 3 AUD_IN_L R 4 Ch 4 AUD_IN_L R 5 Ch 5 AUDO_SPDIR_OUT AM AUDIO TR BUF MUTE_LINE_DTV TR BUF TR BUF SCART 1 SCART 2 TV LR OUT DTV LR OUT 16V FAULT AUDIO_MUTE VXO_D5 RESET I2C 3 3V TPY 10W 10W MAX 15W 15W TPS2042BDRG4 Power Distributer IC901 5V USB DP DM 5V 600mA FLI10620H MICOM MICOM MSP4458G AUD_OUT1 L R Level Adj Scart1 L R Level Adj S...

Page 25: ...nd service purposes LGE Internal Use Only KIA7029AF Power On Reset IC901 MICOM Reset NRST S29GL256N10TFI020 NOR Flash IC404 RESET EJTAG RESET EJ_RST_N SYS RESET RESET_N Tic S W NTP3000 SW_RESET VXO_D5 PCMCIA CI_RST POD_RESET TUNER FE_RESET VXI_D14 FLI10620H MICOM 6 Reset system ...

Page 26: ...94 MICOM 0x50 NTP3000A 0x54 MSP4458 0x80 Master I2C 1 TUNER Analog R 0x87 W 0x86 24LC512 W 0xA6 R 0xA7 SDA1_5V SCL1_5V Master I2C 0 Slave I2C 0 Slave I2C 1 Slave I2C 2 EDID AT24C02BN EDID AT24C02BN EDID AT24C02BN EDID AT24C02BN TMDS 351PAG IC200 FLI10620H EDID AT24C16AN DSDA1 DSCL1 MICOM TUNER Digital 0xC2 FRC M 0xD4 EDID AT24C02BN 7 I2 C Control system ...

Page 27: ...8V_DOUGLAS_EN I O A2 PWM6 P02 HDMI Switch IC Ch Selection HDMI_SEL2 I O A1 PWM5 P01 HDMI Switch IC Ch Selection HDMI_SEL1 I O A0 PWM4 P00 Comment Discription Assignment Type GPIO 9 Weltrend uCOM GPIO map Active Low Reset signal OUT RESET I O E7 VIN1 T con B D 12V power supply CTRL PANEL_VCC_EN I O E6 VIN2 uCOMI2C for EyeQ2 Control UCOM_SCL_3 3V I O E5 P07 H Inverter On to PSU INV_CTRL I O E4 LPWM ...

Page 28: ...ET_S W_4 VXI D23 HP_DET_S W_2 VXI D22 HDMI3_5V_DET VXI D21 HDMI2_5V_DET VXI D19 REC_8_CTRL2 VXI D16 00 PeriTV 01 Normal 10 16 9 REC_8_CTRL1 VXI D15 Tuner Reset Active Low FE_RESET VXI D14 Comment Discription Assignment Type GPIO Level 0 0V to 2V television broadcast reproduction Level 1A 4 5V to 7V reproduction of an external source with ARC 16 9 Level 1B 9 5V to 12V peritelevision reproduction SC...

Page 29: ...V3 SCART2 SCART1 PIN ADC Channel AVFE AAFE To NTP3000A I2S out A SPDIF AUDO_SPDIF_OUT AUD_OUT2_R AUD_OUT2_L AV3 L AUD_IN_L4 Component R AUD_IN_R3 Component L AUD_IN_L3 Ex SPK N AUD_IN_R1 Ex SPK P AUD_IN_L1 From MSP4458 SW_ R SW_ L PC R PC L AV3 R Tuner RF I2S in AUD_OUT_HP_L AUD_OUT_HP_L AUD_OUT1_R AUD_IN_R5 AUD_IN_L5 AUD_OUT1_L ADEC OUT AUD_IN_R4 ADEC IN PIN ADC Channel DTV L R Out SC2 OUT TV L R...

Page 30: ...VCC KIA78R05F CI_EN 5V CI FET Power S W VCC_MODULE PANEL_VCC_EN KIA78R33F 1A 3 3V_EN 3 3V TUNER 3 3V CI AZ1117H 1 8TRE 1 8V AZ1117H 3 3 3 3V_STBY FET Power S W 5V RL_ON PWR_ON OFF MICOM MICOM MICOM FRC M 5V KIA78R33F 1A 3 3V_EN 3 3V DOUGLAS BA18DD0WHFP Rohm 1 8V_DOUGLAS_DDR 1 8V_DOUGLAS_EN MP2305DS DCDC Converter 2A 1 2V_DOUGLAS 1 2V_DOUGLAS_EN MICOM MICOM MICOM NTP3000 16V P_ 16V ...

Page 31: ...MEMO 31 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 32: ...G Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 32 EXPLODED VIEW 300 200 121 510 500 120 122 123 800 801 532 802 804 803 530 805 550 821 540 521 820 400 901 900 560 535 ...

Page 33: ...PHS AG24 VDAC_COMP AG5 VDAC_BU_N AH1 VDAC_RV_N AH2 VDAC_GY_YC_N AH3 VDAC_RSET AH4 VDAC_BU_P_1 AJ1 VDAC_BU_P_2 AJ2 VDAC_GY_YC_P AJ3 DDR2_A 9 CPL_DDR2_DM 2 DDR2_A 10 DDR2_A 6 DDR2_A 4 DDR2_A 10 DDR2_A 3 DDR2_A 8 DDR2_A 2 DDR2_A 9 DDR2_A 12 DDR2_A 12 CPL_DDR2_DM 0 DDR2_A 5 DDR2_A 6 DDR2_A 2 DDR2_A 0 DDR2_A 7 CPL_DDR2_DM 3 DDR2_A 5 DDR2_A 1 DDR2_A 4 DDR2_A 8 CPL_DDR2_DM 1 DDR2_A 3 DDR2_A 0 DDR2_A 7 DD...

Page 34: ...ND 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 B0 19 OE 20 VCC 33 1 16W AR406 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 FE_TS_DATA 0 7 3 3V_CI CI_DET OP...

Page 35: ...A1 V24 HDMI_VDDA33_1 C4 HDMI_VDDA33_2 D5 HDMI_VDDA33_3 D6 HDMI_VDDA33_4 E6 HDMI_VDDA33_5 E7 HDMI_VDD12_1 D10 HDMI_VDD12_2 E8 HDMI_VDD12_3 E9 HDMI_VDD12_4 E10 LVTX_VDD33_1 AE21 LVTX_VDD33_2 AE22 LVTX_VDD33_3 AF24 LVTX_PLL_VDD33 AG26 OTP_VDD33 A26 RPLL_AVDD33 B23 RPLL_AVDD12 C23 USB_AVDD12 AE20 USB_AVDD33_1 AF20 USB_AVDD33_2 AG19 USB_AVDD33_3 AH19 VDAC_VDD12 AD6 VDAC_AVDD33_1 AE6 VDAC_AVDD33_2 AF5 V...

Page 36: ...Jan 2008 Printed in Korea P NO MFL41557602 ...

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