background image

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.

LVA_3P

001:15AL

LVA_3M

001:15AL

LVA_0M

001:17AL

LVA_0P

001:17AL

LVA_2P

001:16AL

LVA_2M

001:16AL

LVA_CKM

001:16AL

LVA_CKP

001:15AL

LVA_1P

001:16AL

LVA_1M

001:16AL

HB-1S2012-121JT

L404

IR

0 0 1 : 1 9 I

+3.3V_IR

HB-1S2012-121JT

L403

HB-1S2012-121JT

L401

LED_RED

0 0 1 : 2 6 J

KEY1

0 0 1 : 6 I

KEY2

0 0 1 : 6 J

LED_GRE_1

0 0 1 : 2 6 I

+5V_ST

HB-1S2012-121JT

L405

HB-1S2012-121JT

L400

HB-1S2012-121JT

L402

LVA_4M

001:15AL

LVA_4P

001:15AL

SW_SDA_3.3V

0 0 1 : 2 4 D ; 0 0 1 : 2 5 I ; 0 0 9 : 1 0 D

SW_SCL_3.3V

0 0 1 : 2 3 D ; 0 0 1 : 2 4 I ; 0 0 9 : 1 0 D

PC_SER_CLK

006:3AA

DISP_EN

0 0 1 : 2 4 I

PC_SER_DATA

006:4AA

12505WS-12A00

P401

1

2

3

4

5

6

7

8

9

10

11

12

13

4 . 7 u F
10V

C405

10pF

C401

FOR EMI

10pF

C404

FOR KEY_C

10pF

C402

FOR KEY_C

10pF

C403

FOR EMI

CDS3C05GTA

C402-*1

FOR KEY_ESD

CDS3C05GTA

C404-*1

FOR KEY_ESD

0

ROM_DL

R403

0

ROM_DL

R401

100

R402

100

R400

100

R404

10pF

C406

10pF

C407

27K

R405

SMW200-26C

P400

19

14

9

4

18

13

8

3

17

12

7

2

16

11

6

1

20

15

10

5

21

22

23

24

25

26

0

L400-*1

CONTROL 0OHM

0

L401-*1

0

L402-*1

0

L403-*1

0

L404-*1

0

L405-*1

10K

R406

10K

R407

LED_GRE

0 0 1 : I 2 6

2SC3875S

Q2

E

B

C

33K

R409

+5V_ST

LED_GRE_1

680pF

C400

6.8K

R415

4.7K

R411

Module 

IR/CONTROL

PANNEL WAFER

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.

100uF

16V

C1130

0 . 1 u F
50V

C1125

+5V

+3.3V_AVDD_MEMPLL

+2.5V_DDR

0 . 1 u F
50V

C1131

0 . 1 u F
50V

C1141

100uF

16V

C1188

0 . 1 u F
50V

C1189

+3.3V_VDDP_ST

+2.5V

+3.3V_IR

0 . 1 u F
50V

C1193

0 . 0 1 u F

50V

C1178

0 . 1 u F
50V

C1186

0 . 1 u F
50V

C1143

0 . 1 u F
50V

C1139

+3.3V_AVDD_MPLL

0 . 1 u F
50V

C1191

0 . 1 u F
50V

C1127

+3.3V_VDDP

0 . 1 u F
50V

C1179

+2.5V

AZ1085S-3.3TR/E1

IC1105

1

ADJ/GND

2

OUTPUT

3

INPUT

+5V_TU

+5V

0 . 1 u F
50V

C1183

0 . 1 u F
50V

C1181

100uF

16V

C1182

100uF

16V

C1180

+3.3V_AVDD

0 . 1 u F
50V

C1145

+3.3V_AVDD_OTG

+2.5V_VDD_DDR

0 . 1 u F
50V

C1190

0 . 1 u F
50V

C1192

0 . 1 u F
50V

C1147

+3.3V_TU

0 . 1 u F

50V

C1149

+5V

R1140

OPT

0 . 1 u F
50V

C1151

0 . 1 u F
50V

C1153

+1.8V_TU

+3.3V_VDDP_ST

+3.3V_VDDP_ST

0 . 1 u F
50V

C1133

3216

10uF
16V

C1137

0 . 0 1 u F

50V

C1135

0 . 1 u F
50V

C1136

+1.25V_VDDC

0 . 0 1 u F

50V

C1132

+1.25V_AVDD_DVI

+1.25V_ST

+1.25V_ST

3216

0

R1138

3216

0

R1137

0

R1135

OPT

0

R1136

0

R1139

AZ1085S-ADJTR/E1

IC1102

1

ADJ/GND

2

OUTPUT

3

INPUT

0

5%

R1128

0 . 1 u F
50V

C1129

402

1%

R1130

OPT

0 . 1 u F
50V

C1134

+3.3V_VDDP_ST

1/4W

0

5%

R1134

1/4W

0

5%

R1133

AZ1117D-3.3TRE1 

IC1103

1

ADJ/GND

2

OUTPUT

3

INPUT

AZ1117D-3.3TRE1 

IC1106

1

ADJ/GND

2

OUTPUT

3

INPUT

AZ1117D-2.5TRE1 

IC1107

1

ADJ/GND

2

OUTPUT

3

INPUT

AZ1117D-1.8TRE1 

IC1104

1

ADJ/GND

2

OUTPUT

3

INPUT

+1.8V_AMP

0 . 1 u F
50V

C1155

AZ1117D-1.8TRE1 

IC1108

1

ADJ/GND

2

OUTPUT

3

INPUT

0 . 1 u F
50V

C1157

P_12V

AC_DET

0 0 1 : 2 5 J ; 0 0 9 : 1 0 O

VAVS_ON

0 0 1 : 2 4 I

POWER_ON/OFF1

0 1 0 : 4 K ; 0 0 1 : 2 4 I

5V_ON

0 0 1 : 2 3 I

0 . 4 7 u F

C1102

P_16V

4.7K

R1148

220uF
16V

C1110

0 . 1 u F

C1109

0 . 1 u F

C1107

5V_MNT

0 0 1 : 2 6 J

CB4532UK121E

L1134

15pF

50V

C1111

15pF
50V

C1103

0 . 1 u F
50V

C1105

100uF

25V

C1106

15pF

50V

C1112

15pF
50V

C1104

+5V_ST

+5V_ST

+5V_ST

10K

R1122

+5V_CI

+5V_GENERAL

2SC3875S

Q1101

E

B

C

0

R1126

0 . 1 u F
50V

C1168

+5V_ST

0 . 1 u F
50V

C1166

0 . 1 u F
50V

C1164

22K

R1125

SI4925BDY

Q1102

3

S2

2

G1

4

G2

1

S1

5

D2_1

6

D2_2

7

D1_1

8

D1_2

POWER_ON/OFF1

0 1 0 : 1 4 C ; 0 0 1 : 2 4 I

+5V_ST

+5V

+3.3V_CI

+3.3V_AVDD_AU

+3.3V_AVDD_SIF

0 . 1 u F
50V

C1174

+3.3V_AVDD_LPLL

0 . 1 u F
50V

C1170

+3.3V_AVDD

0 . 1 u F
50V

C1172

0 . 1 u F
50V

C1175

0 . 1 u F
50V

C1194

0 . 0 1 u F

50V

C1144

0 . 0 1 u F

50V

C1169

0 . 0 1 u F

50V

C1142

0 . 0 1 u F

50V

C1171

0 . 0 1 u F
50V

C1173

0 . 0 1 u F

50V

C1140

0 . 0 1 u F

50V

C1138

100uF
16V

C1108

220uF

16V

C1126

0 . 1 u F
50V

C1195

47uF

16V

C1167

CB4532UK121E

L1133

CB4532UK121E

L1131

0 . 1 u F
50V

C1120

2 . 2 u F
16V

C1159

OPT

KIA7805AF

IC1110

2

C

3

O

1

I

0.1uF
16V

C1113

0.1uF

16V

C1116

KA7809ERTM

IC1109

2

G

3

O

1

I

0 . 1 u F
50V

C1115

P_12V

100

R1156

100

R1157

100

R1143

10uF

C1100

+3.3V_VDDP_ST

0 . 0 1 u F

50V

C1196

0 . 1 u F
50V

C1197

+3.3V_AVDD_ADC

MBW3216-501TF

L1135

220uF
16V

C1117

0 . 1 u F

50V

C1198

47uF

10V

C1148

MBW3216-501TF

L1130

MBW3216-501TF

L1116

MBW3216-501TF

L1122

MBW3216-501TF

L1125

MBW3216-501TF

L1100

MBW3216-501TF

L1128

MBW3216-501TF

L1121

MBW3216-501TF

L1123

MBW3216-501TF

L1114

MBW3216-501TF

L1120

MBW3216-501TF

L1129

MBW3216-501TF

L1117

SMW200-22C

P1100

19

14

9

4

18

13

8

3

17

12

7

2

16

11

6

1

20

15

10

5

21

22

47uF

16V

C1165

47uF

16V

C1161

4.7uF

10V

C1101

OPT

47uF

16V

C1119

100uF

16V

C1118

47uF

16V

C1114

22K

R1159

OPT

47uF

16V

C1152

Stand-by +3.3V_+1.25V_MST_Core

TU3.3V_+1.8V

+2.5V_DDR

+3.3V_MST

R1

R2

V 0   =   1 . 2 5 ( 1 + R 2 / R 1 )

POWER B/D

+5V_+12V

TUNER +5V

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.

JK600

1

R_OUT

2

R_IN

3

L_OUT

4

GND

5

GND

6

LIN

7

B

8

SC_ID

9

.

10

.

11

G

12

.

13

GND

14

.

15

R

16

SC_FB

17

GND

18

GND

19

V_OUT

20

V_IN

21

GND

22

GND

JK601

1

R_OUT

2

R_IN

3

L_OUT

4

GND

5

GND

6

L_IN

7

.

8

SC2_ID

9

.

10

.

11

.

12

.

13

GND

14

.

15

CIN

16

.

17

GND

18

GND

19

V_OUT

20

V_IN

21

GND

22

GND

220pF
50V

C618

OPT

SC1_CVBS_IN

0 0 1 : I 1 1

8-ohm

L604

75
1%

R613

SC1_TV_VOUT

004:AB6

68

R612

OPT

C606

OPT

C601

SC1_L_IN

0 0 1 : I 1 0

SC1_R_IN

0 0 1 : I 1 0

HB-1S2012-080JT

L600

8-ohm

L602

10uF
6.3V

C614

1000pF
50V

C600

470

R615

10uF
6.3V

C612

0 . 1 u F
16V

C605

47K

R624

1K

R618

470

R619

22uF

16V

C602

TV_L_OUT
001:C4

0 . 1 u F
16V

OPT

C615

TV_R_OUT 001:C4

47K

R620

560pF
50V

C613

0 . 1 u F

16V

OPT

C617

+12V_SC

2SC3875S

Q603

E

B

C

2SA1504S

Q601

E

B

C

8-ohm

L603

12K

R622

HB-1S2012-080JT

L601

470K

R604

15K

R625

15K

R621

560pF
50V

C610

2SC3875S

Q602

E

B

C

10K

R609

12K

R616

22uF

16V

C608

1.5K

R608

2SA1504S

Q600

E

B

C

1.5K

R611

1000pF

50V

C603

0 . 1 u F
16V

C604

330pF
50V

C609

330pF

50V

C607

470K

R600

1K

R614

10K

R617

1000pF
50V

C623

15K

R665

OPT

C628

2SC3875S

Q611

E

B

C

0 . 1 u F
16V

C629

470K

R643

12K

R660

OPT

C645

10uF
6.3V

C640

OPT

C624

10K

R654

8-ohm

L608

1.5K

R653

470

R659

SC2_R_IN

0 0 1 : I 9

1000pF

50V

C626

15K

R662

330pF
50V

C632

22uF

16V

C625

+12V_SC

470

R656

1.5K

R651

10K

R652

560pF
50V

C637

8-ohm

L609

12K

R657

SC2_L_IN

0 0 1 : I 1 0

0 . 1 u F
16V

C627

47K

R661

22uF

16V

C631

0 . 1 u F
16V

OPT

C643

HB-1S2012-080JT

L606

47K

R664

DTV/MNT_L_OUT

0 0 1 : F 4

2SC3875S

Q612

E

B

C

DTV/MNT_R_OUT 0 0 1 : F 4

2SA1504S

Q610

E

B

C

1K

R655

1K

R658

330pF

50V

C630

HB-1S2012-080JT

L607

560pF
50V

C639

470K

R645

2SA1504S

Q609

E

B

C

10uF
6.3V

C642

22

R623

SC1_FB

0 0 1 : I 1 3

75

1%

R610

SC1_ID

0 0 1 : I 1 3

5.6V

OPT

D610

SC1_R 006:C17

10

R605

75

1%

R601

SC1_G 006:C19

75

1%

R602

10

R606

SC1_B 006:C18

75
1%

R603

10

R607

100uF
16V

C616

30V

OPT

D601

30V

OPT

D602

30V

OPT

D603

30V

OPT

D604

30V

OPT

D609

5.6V
OPT

D606

5.6V
OPT

D608

5.6V

OPT

D605

5.6V
OPT

D600

30V

OPT

D607

SC2_CVBS_IN

0 0 1 : I 1 2

75
1%

R648

220pF
50V

C641

OPT

8-ohm

L611

30V

OPT

D611

5.6V
OPT

D612

5.6V
OPT

D615

5.6V
OPT

D614

5.6V
OPT

D613

0

R663

SC2_ID

0 0 1 : I6

REC_8 005:R3

75

R642

30V

OPT

D616

DTV/MNT_V_OUT

0 0 1 : I 1 1

2SC3875S

Q608

E

B

C

2SA1504S

Q607

E

B

C

47uF

16V

C633

470

R647

680

R644

220

R646

75

R641

100uF

16V

C622

100uF

16VOPT

C621

2SC3875S

Q604

E

B

C

2SC3875S

Q605

E

B

C

2SC3875S

Q606

E

B

C

REC_8 005:AB15

1K

R636

10K

R637

12K

R639

+12V_SC

3.9K

R633

10K

R632

+12V_SC

47K

R649

15K

R650

56K

R626

56K

R666

24K

R669

11K

R629

JP610

JP602

JP607

JP608

JP609

JP604

JP605

JP606

JP603

JP601

JP600

JP617

JP616

JP611

JP615

JP613

JP612

JP614

10K

R630

0 . 1 u F
16V

C620

SCART1_DET 0 0 1 : I 2 3

1K

R634

+5V_GENERAL

+5V_GENERAL

1K

R670

SCART2_DET

0 0 1 : I 2 3

0 . 1 u F
16V

C644

10K

R667

CDS3C30GTH

30V

D617

PIN8_RE_1

0 0 1 : I 5 ; 0 0 1 : Q 5

PIN8_RE_2

0 0 1 : I 5

+3.3V_CI

+3.3V_CI

1K

R674

1K

R673

1K

R672

1K

R671

2SC3052

Q613

2SC3052

Q614

3.3K

R675

P_12V

0 . 1 u F
50V

C646

0 . 1 u F
50V

C647

22uF
16V

C619

+12V_SC

0

L600-*1

SCART 0OHM

0

L601-*1

0

L602-*1

0

L603-*1

0

L604-*1

0

L606-*1

0

L607-*1

0

L608-*1

0

L609-*1

0

L611-*1

15K

R635

MBW3216-501TF

L613

MBW3216-501TF

L612

56pF
50V

C635

56pF
50V

C611

GND

4.89V / 9.09V_120ohm(LOAD)

5.19V / 10.91V_1Kohm(LOAD)

[SCART PIN 8]

SCART

FOR SCART FB

LGE Internal Use Only

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

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.

DSUB_HSYNC

006:8R

RS232C_TXD

006:15W

H

008:12N

H

008:12N

RS232C_RXD

006:14W

H

008:12O

HDMI_RX2-

008:12N

HDMI_CLK-

0 0 8 : 1 2 P

H

008:12O

HDMI_RX0-

008:12O

HDMI_RX1-

008:12N

DSUB_VSYNC

006:8R

G+

0 0 6 : 1 7 I

B+

0 0 6 : 1 7 I

COMP_Pb

0 0 6 : 1 8 S

COMP_Y

0 0 6 : 1 8 S

R+

0 0 6 : 1 6 I

COMP_Pr

0 0 6 : 1 7 S

SC1_ID

005:16N

SC1_FB

005:19N

SIF+

004:9Q

SC1_R_IN

0 0 5 : 1 0 J

2 . 2 u F 16V

C128

2 . 2 u F 16V

C135

SC2_CVBS_IN

005:21AB

2 . 2 u F 16V

C134

2 . 2 u F 16V

C131

004:7X

DTV/MNT_V_OUT

005:17Y

SIDE_L_IN

0 0 6 : 1 0 I

PC_COMP_R

009:5AA

2 . 2 u F 16V

C129

SC2_R_IN

005:8AA

2 . 2 u F 16V

C132

2 . 2 u F 16V

C130

SC2_L_IN

005:13AA

SIDE_R_IN

0 0 6 : 9 I

SC1_CVBS_IN

005:21H

SC1_L_IN

0 0 5 : 1 5 J

2 . 2 u F 16V

C133

PC_COMP_L

0 0 9 : 6 S

4 . 7 u F

16V

C139

1uF

25V

C140

10uF

16V

C137

TV_L_OUT

005:12K

TV_R_OUT

005:7K

DTV/MNT_L_OUT

005:10AB

DTV/MNT_R_OUT

005:5AB

T S _ D [ 0 - 7 ]

TS_VALID

0 0 7 : 1 4 J

TS_SYNC

0 0 7 : 1 4 J

TS_CLK

0 0 7 : 1 4 J

PCM_D[0-7]

007:20AC

PCM_A[0-14]

007:18AC

DDC_SCL/UART_RX

0 0 6 : 1 0 Z

+3.3V_VDDP_ST

SC2_ID

005:14AC

SDA_D_TU

004:13H

Flash_WP_1

002:7AB

KEY1

0 0 3 : 1 6 T

KEY2

0 0 3 : 1 7 T

DDC_SDA/UART_TX

0 0 6 : 9 Z

SPI_SDO

002:9Y

SPI_SCK

002:11AB

SPI_SDI

002:11AB

SPI_CSN_1

002:10Y

PCM_WE_N

007:17X

PCM_REG_N

0 0 7 : 1 4 I

PCM_IORD_N

0 0 7 : 1 8 I

PCM_IRQA_N

007:16X

PCM_IOWR_N

0 0 7 : 1 7 I

PCM_WAIT_N

0 0 7 : 1 5 I

PCM_CE_N

007:18X

PCM_OE_N

007:18X

1/16W

22

AR100

PCM_RESET

0 0 7 : 1 5 I

PCM_CD_N

007:6AB

BUF_TS_SYNC

0 0 7 : 1 9 C ; 0 0 7 : 7 I

BUF_TS_VAL

0 0 7 : 6 I ; 0 0 7 : 1 0 W

BUF_TS_CLK

0 0 7 : 1 9 C ; 0 0 7 : 5 I

IR

0 0 3 : 1 8 T

BUF_TS_DATA[0]

0 0 7 : 1 9 C ; 0 0 7 : 6 I

DQS0

0 0 2 : 1 2 I

DQM0

0 0 2 : 1 2 I

DQS3

002:12M

DQM3

002:11M

DQM2

002:12U

DQS2

002:12U

SPDIF_OUT

009:6C

HDMI_CEC

008:5AB

SPI_CSN_2

002:7X

MCLK-

0 0 2 : 1 0 I ; 0 0 2 : 1 0 T

MCLK+

0 0 2 : 1 0 I ; 0 0 2 : 1 0 T

CLKE

0 0 2 : 1 0 I ; 0 0 2 : 1 0 T

DQS1

002:12B

DQM1

002:11B

USB_DP

006:5O

USB_DM

006:6O

12MHz

X100

BA1

002:8B;002:9M

M_RAS

002:10B;002:10M

BA0

002:9B;002:9M

M_CAS

002:10B;002:10M

M_WE

002:10B;002:10M

1/16W

22

AR102

S_DET

006:4H

SIDE_CVBS_IN

0 0 6 : 1 2 I

SIDE_Y_IN

006:7H

SIDE_C_IN

006:6H

VAVS_ON

0 1 0 : 1 5 J

POWER_ON/OFF1

0 1 0 : 1 4 C ; 0 1 0 : 4 K

LED_RED

0 0 3 : 1 4 T

LED_GRE

0 0 3 : 1 3 T

5V_HDMI_1

008:20C;008:21AB

5V_HDMI_2

008:11C;008:17AB

5V_HDMI_3

008:10N;008:13AA

MUTE

009:10O

RGB_SW

0 0 6 : 1 8 I ; 0 0 1 : 6 Q

5V_MNT

010:18A

SDA_A_TU

004:16H

USB_CTL

004:17V

BOOSTER

004:10AA

AGC_SPEED

0 0 4 : 1 8 P

5V_CI_CTL

007:5N

AU_SW

0 0 9 : 5 S ; 0 0 9 : 8 A B

MADR[9]

0 0 2 : 8 I ; 0 0 2 : 9 T

MADR[6]

0 0 2 : 8 I ; 0 0 2 : 8 T

MADR[7]

0 0 2 : 8 I ; 0 0 2 : 8 T

MADR[1]

002:8B;002:8M

MADR[8]

0 0 2 : 8 I ; 0 0 2 : 8 T

MADR[3]

002:7B;002:7M

MADR[4]

0 0 2 : 7 I ; 0 0 2 : 7 T

MADR[12]

0 0 2 : 9 I ; 0 0 2 : 9 T

MADR[0]

002:8B;002:8M

MADR[5]

0 0 2 : 7 I ; 0 0 2 : 7 T

MADR[11]

0 0 2 : 9 I ; 0 0 2 : 9 T

MADR[2]

002:7B;002:7M

MADR[10]

002:8B;002:8M

LVA_3M

003:11O

LVA_CKP

003:12D

LVA_4M

003:10O

LVA_2M

003:12O

LVA_0P

003:13D

LVA_4P

003:10D

LVA_CKM

003:12O

LVA_1M

003:13O

LVA_1P

003:13D

LVA_0M

003:13O

LVA_3P

003:11D

LVA_2P

003:12D

TU_RESET_N

0 0 4 : 1 1 J

AC_DET

0 1 0 : 1 7 I ; 0 0 9 : 1 0 O

MDATA[1]

0 0 2 : 1 5 I

MDATA[0]

0 0 2 : 1 5 I

MDATA[4]

0 0 2 : 1 4 I

MDATA[6]

0 0 2 : 1 4 I

MDATA[5]

0 0 2 : 1 4 I

MDATA[9]

002:14B

MDATA[2]

0 0 2 : 1 5 I

MDATA[7]

0 0 2 : 1 3 I

MDATA[8]

002:14B

MDATA[3]

0 0 2 : 1 5 I

MDATA[10]

002:14B

MDATA[14]

002:16B

MDATA[15]

002:16B

MDATA[11]

002:14B

MDATA[13]

002:16B

MDATA[12]

002:15B

MDATA[24]

002:14M

MDATA[22]

002:14U

MDATA[19]

002:15U

MDATA[21]

002:14U

MDATA[18]

002:15U

MDATA[20]

002:14U

MDATA[25]

002:14M

MDATA[23]

002:14U

MDATA[16]

002:15U

MDATA[17]

002:15U

MDATA[26]

002:14M

MDATA[28]

002:15M

MDATA[30]

002:16M

MDATA[31]

002:16M

MDATA[29]

002:16M

MDATA[27]

002:14M

SCART1_DET

005:17N

SIDE_CVBS_DET

0 0 6 : 1 1 I

HDMI_SW_EQ

0 0 8 : 1 4 S

HDMI_SEL1

0 0 8 : 1 3 S

SCART2_DET

005:16AB

HPD

0 0 8 : 1 2 S

HDMI_SEL2

0 0 8 : 1 3 S

ST_DET

006:7AB

COMP_DET

006:20Q

390

1%

R148

+3.3V_VDDP

+3.3V_AVDD_MPLL

+3.3V_AVDD_MEMPLL

+3.3V_AVDD_AU

+3.3V_AVDD_SIF

+3.3V_AVDD_LPLL

+1.25V_AVDD_DVI

+1.25V_VDDC

+1.25V_MVREF

+3.3V_AVDD_OTG

+2.5V_VDD_DDR

5V_ON

010:14G

/SW_RESET

009:16D

SDA_EEPROM

002:17AB

SCL_EEPROM

002:17AB

SW_SDA_3.3V

0 0 1 : 2 4 D ; 0 0 3 : 1 4 D ; 0 0 9 : 1 0 D

SW_SCL_3.3V

0 0 1 : 2 3 D ; 0 0 3 : 1 4 O ; 0 0 9 : 1 0 D

DISP_EN

003:7Q

PIN8_RE_1

0 0 5 : 4 L ; 0 0 1 : 5 Q

PIN8_RE_2

0 0 5 : 3 L

+3.3V_VDDP_ST

SCL_D_TU

004:13H

SCL_A_TU

004:15H

SW_SCL_3.3V

0 0 1 : 2 4 I ; 0 0 3 : 1 4 O ; 0 0 9 : 1 0 D

SW_SDA_3.3V

0 0 1 : 2 5 I ; 0 0 3 : 1 4 D ; 0 0 9 : 1 0 D

I2S_DATA

009:11D

I2S_SCK

009:10D

I2S_LRCK

009:10D

AUDIO_MASTER_CLK

009:16D

+3.3V_VDDP

+1.25V_VDDC

+2.5V_VDD_DDR

+1.25V_MVREF

47

R170

47

R159

47

R155

47

R152

47

R160

47

R154

47

R171

47

R150

47

R153

47

R157

47

R173

47

R169

47

R175

47

R223

47

R174

47

R156

47

R196

100

R168

47

R194

+3.3V_AVDD

470

R158

470

R151

22K

R199

22K

R177

22K

R178

22K

R176

910

1%

R142

56

R211

56

R215

56

R202

56

R212

56

R203

56

R206

56

R205

56

R209

56

R213

56

R200

56

R217

56

R207

56

R201

56

R210

56

R214

56

R204

56

R218

56

R208

0 . 1 u F

C126

0 . 0 4 7 u F

C111

0 . 0 4 7 u F

C120

0 . 0 4 7 u F

C107

0 . 0 4 7 u F

C109

0 . 0 4 7 u F

C116

0 . 0 4 7 u F

C110

0 . 0 4 7 u F

C118

0 . 0 4 7 u F

C112

0 . 0 4 7 u F

C113

0 . 0 4 7 u F

C124

0 . 0 4 7 u F

C119

0 . 0 4 7 u F

C121

0 . 0 4 7 u F

C117

0 . 0 4 7 u F

C122

0 . 0 4 7 u F

C125

0 . 0 4 7 u F

C123

0 . 0 4 7 u F

C114

0.01uF

C141

OPT

0.01uF

C144

0.01uF

C142

OPT

0.01uF

C143

1000pF

C115

1000pF

C108

1.2K

R237

HDMI_SCL

008:11U

HDMI_SDA

008:11U

KIA7027AF

IC101

2

G

3

O

1

I

1K

R144

1uF

10V

C103

74LX1G14CTR

IC102

3

GND

2

1A

4

1Y

1

NC

5

VCC

+3.3V_VDDP_ST

TMUE312GAB

SW100

1

2

4

3

5

0

R239

22

R182

22

R143

22

R111

22

R112

22

R102

22

R183

22

R107

22

R101

22

R103

22

R187

22

R100

22

R113

22

R188

22

R186

22

R106

22

R189

100

R104

100

R135

100

R115

100

R134

100

R123

100

R128

100

R108

100

R136

100

R110

100

R132

100

R105

100

R114

100

R127

100

R122

100

R109

100

R130

100

R120

100

R121

100

R133

100

R119

100

R126

100

R181

100

R236

100

R149

100

R129

100

R117

100

R118

100

R125

100

R185

100

R147

100

R124

100

R180

100

R116

100

R137

4.7K

R193

4.7K

R192

0

R146

0.1uF

C157

0.1uF

C162

0.1uF

C166

0 . 1 u F

C104

0.1uF

C150

0 . 1 u F

50V

C138

0.1uF

C152

0.1uF

C151

0.1uF

C155

0.1uF

C163

0.1uF

C158

0.1uF

C165

0 . 1 u F

C174

0.1uF

C164

0.1uF

C156

0.1uF

C167

0 . 1 u F

C136

0 . 1 u F

C171

0.1uF

C149

1000pF

C172

2K

R139

2K

R138

2K

R140

0

R234

0

R235

0 . 1 u F

C127

0

R179

100

R198

100

R197

100

R195

100

R172

22pF

C146

22pF

C145

22pF

C148

22pF

C147

33

R220

33

R219

33

R222

33

R221

1M

R141

15pF

C101

15pF

C100

100

R167

10K

R238

22

R242

22

R241

22

R240

22

R243

Flash_WP_2

002:5AB

100

R184

+3.3V_AVDD_ADC

+3.3V_AVDD_ADC

0 . 1 u F
50V

C175

L100

0 . 0 1 u F

50V

C176

1K

OPT

R246

1K

R245

+3.3V_VDDP_ST

1K

R244

1K

OPT

R247

RGB_SW

0 0 6 : 1 8 I ; 0 0 1 : 6 I

PIN8_RE_1

0 0 5 : 4 L ; 0 0 1 : 5 I

10uF
16V

C173

1K

1%

R190

1K

1%

R191

22

R248

22

R249

0 . 1 u F

C105

0 . 1 u F

C106

LGE7363C-LF

IC100

VD33_1

P11

VD33_2

P12

VD33_3

P13

VD33_4

P14

VD33_2_1

P9

VD33_2_2

P10

AVDD_33_1

G6

AVDD_33_2

H6

AVDD_33_3

J 6

AVDD_33_4

K6

AVDD_33_5

L6

AVDD_33_6

G7

AVDD_MPLL

E7

AVDD_MEMPLL

B14

AVDD_USB

D7

AVDD_LPLL_1

G12

AVDD_LPLL_2

L17

AVDD_AU

P6

AVDD_SIF

P3

AVDD_DDR_1

G13

AVDD_DDR_2

G11

AVDD_DDR_3

G10

MVREF

A15

AVDD_DVI_1

G8

AVDD_DVI_2

G9

VDDC_1

M6

VDDC_2

N6

VDDC_3

G14

VDDC_4

H14

VDDC_5

J 1 4

VDDC_6

K14

VDDC_7

L14

VDDC_8

M14

VDDC_9

N14

VDD_PWR

P7

AVDD_RTC

P8

LGE7363C-LF

IC100

VSS_1

M12

VSS_2

M11

VSS_3

M10

VSS_4

M9

VSS_5

M8

VSS_6

L12

VSS_7

L11

VSS_8

L10

VSS_9

L9

VSS_10

L8

VSS_11

K12

VSS_12

K11

VSS_13

K10

VSS_14

K9

VSS_15

K8

VSS_16

J 1 2

VSS_17

J 1 1

VSS_18

J 1 0

VSS_19

J 9

VSS_20

J 8

VSS_21

C3

VSS_22

D3

VSS_23

H4

VSS_24

C8

VSS_25

C9

VSS_26

D8

VSS_27

D9

VSS_28

E8

VSS_29

E9

VSS_30

C16

VSS_31

D16

VSS_32

C18

VSS_33

D18

VSS_34

E18

VSS_35

T12

VSS_36

V16

VSS_37

W16

VSS_38

W17

VSS_39

W18

VSS_40

Y20

LGE7363C-LF

IC100

GPIO0/UART_RX1/CEC

C4

GPIO1/UART_TX1

D4

DDCR_DAT

V15

DDCR_CLK

W15

DDC_SDA/UART-TX

T15

DDC_SCL/UART-RX

U15

GPIO3

E4

SD/MS_D0

U16

SD/MS_D1

R17

SD/MS_D2

U18

SD/MS_D3

N18

SD_SPDZ

R18

SD_CMD

T16

SD/MS_CLK

P17

SD_OCDT

U17

SD_PWRCTL

V17

SD_MS_INS

M16

SD_CDZ

L16

INT/GPIO4

T14

GPIO14/UART_TX1

E16

I2S_IN_BCK/GPIO24

G18

I2S_IN_WS/GPIO23

F18

LVSYNC/GPIO22

K17

LHSYNC/GPIO21

J 1 7

LDE/GPIO20

M18

LCK/GPIO19

L18

DOUT_CLK/GPIO20

Y3

DIN_D3/GPIO28

V5

DIN_D2/GPIO27

U5

DIN_D1/GPIO26

Y4

DIN_D0/GPIO25

W4

DOUT_3/GPIO24

V4

DOUT_2/GPIO23

U4

DOUT_1/GPIO22

W3

DOUT_0/GPIO21

V3

TCON_EXT3/GPIO19

D6

TCON_EXT2/GPIO18

C6

TCON_EXT1/GPIO17

D5

TCON_EXT0/GPIO16

C5

INT2/GPIO26

H18

IRIN2/GPIO25

J 1 8

TESTPIN

E6

XTALI

A2

XTALO

A1

USB_DP

P4

USB_DM

N4

USB_REXT

C7

RESET

Y15

XIN_RTC

W5

XOUT_RTC

Y5

IRIN/GPIO3

T13

RXCN

B2

RXCP

B1

RX0N

C2

RX0P

C1

RX1N

D2

RX1P

D1

RX2N

E2

RX2P

E1

HOTPLUGA

G5

REXT

E3

DDCDA_DA

E5

DDCDA_CK

F5

I2S_OUT_MUTE/CEC

E17

HSYNC1

G1

VSYNC1

G2

VCLP

F3

REFP

F2

REFM

F1

BIN1P_1

H1

SOGIN1

H2

GIN1P

H3

BIN1P_2

J 1

BIN0M

J 2

BIN0P

J 3

GIN0M

K1

GIN0P

K2

SOGIN0M

F4

RIN0M

K3

RIN0P

L1

HSYNC0

J 4

VSYNC0

K4

C1(CVBS7P)

L4

Y1(CVBS5P)

L2

C0(CVBS6P)

L3

Y0(CVBS4P)

M1

CVBS3P

G4

CVBS2P

N3

CVBS1P

M4

VCOM1

N2

CVBS0P

G3

VCOM0

M2

CVBS_OUT

N1

SIF_IN1P

P1

SIF_IN1M

P2

LINE_IN_0L

R1

LINE_IN_0R

R2

LINE_IN_1L

R3

LINE_IN_1R

R4

LINE_IN_2L

T1

LINE_IN_2R

T2

LINE_IN_3L

T3

LINE_IN_3R

T4

VIM0

R5

AUVRM

U3

AUVRP

U2

AUVAG

U1

LINE_OUT_2L

V1

LINE_OUT_2R

V2

LINE_OUT_1L

W1

LINE_OUT_1R(DACO_S)

W2

LINE_OUT_0L(DACO_L)

Y1

LINE_OUT_0R(DACO_R)

Y2

SAR0

W13

SAR1

Y13

SAR2

W14

SAR3

Y14

PWM0

U13

PWM1

V13

PWM2

U14

PWM3

V14

SPDIF_IN

G17

SPDIF_OUT

E15

I2S_OUT_SD

D17

I2S_OUT_BCK

C17

I2S_OUT_WS

G16

I2S_OUT_MCK

F16

I2S_IN_SD

F17

NC_1

M3

NC_2

W9

SPI_CK1

Y18

SPI_DI1

Y16

SPI_DO1

Y19

SPI_CZ1

Y17

LGE7363C-LF

IC100

SDR_CKE

A14

C15

SDR_CLK-

B15

SDR_DQS_0

B7

SDR_DQM_0

A7

SDR_DQ_0

B3

SDR_DQ_1

A3

SDR_DQ_2

B4

SDR_DQ_3

A4

SDR_DQ_4

B5

SDR_DQ_5

A5

SDR_DQ_6

B6

SDR_DQ_7

A6

SDR_DQS_1

B12

SDR_DQM_1

A12

SDR_DQ_8

B8

SDR_DQ_9

A8

SDR_DQ_10

B9

SDR_DQ_11

A9

SDR_DQ_12

B10

SDR_DQ_13

A10

SDR_DQ_14

B11

SDR_DQ_15

A11

SDR_DQS_2

A20

SDR_DQM_2

B20

SDR_DQ_16

B16

SDR_DQ_17

A16

SDR_DQ_18

B17

SDR_DQ_19

A17

SDR_DQ_20

B18

SDR_DQ_21

A18

SDR_DQ_22

B19

SDR_DQ_23

A19

SDR_DQS_3

G19

SDR_DQM_3

G20

SDR_DQ_24

C19

SDR_DQ_25

C20

SDR_DQ_26

D19

SDR_DQ_27

D20

SDR_DQ_28

E19

SDR_DQ_29

E20

SDR_DQ_30

F19

SDR_DQ_31

F20

SDR_CASZ

E10

SDR_RASZ

D10

SDR_WEZ

C10

SDR_BA0

E11

SDR_BA1

D11

SDR_AD12

E13

SDR_AD11

D13

SDR_AD10

E12

SDR_AD9

D12

SDR_AD8

C12

SDR_AD7

C11

SDR_AD6

C13

SDR_AD5

B13

SDR_AD4

A13

SDR_AD3

E14

SDR_AD2

D14

SDR_AD1

C14

SDR_AD0

D15

RXO0-

H19

RXO0+

H20

RXO1-

J 1 9

RXO1+

J 2 0

RXO2-

K19

RXO2+

K20

RXOC-

L19

RXOC+

L20

RXO3-

M19

RXO3+

M20

RXO4-

N19

RXO4+

N20

RXE0-

P19

RXE0+

P20

RXE1-

R19

RXE1+

R20

RXE2-

T19

RXE2+

T20

RXEC-

U19

RXEC+

U20

RXE3-

V19

RXE3+

V20

RXE4-

W19

RXE4+

W20

TS1_CLK

J 1 6

TS1_SYNC

H16

TS1_VLD

H17

TS1_D0

K18

TS0_CLK

Y7

TS0_SYNC

W7

TS0_VLD

V7

TS0_D7

U7

TS0_D6

T7

TS0_D5

Y6

TS0_D4

W6

TS0_D3

V6

TS0_D2

U6

TS0_D1

T5

TS0_D0

T6

PCM_A0

Y12

PCM_A1

W12

PCM_A2

V12

PCM_A3

U12

PCM_A4

Y11

PCM_A5

W11

PCM_A6

V11

PCM_A7

U11

PCM_A8

T11

PCM_A9

Y10

PCM_A10

W10

PCM_A11

V10

PCM_A12

U10

PCM_A13

T10

PCM_A14

Y9

PCM_D0

V9

PCM_D1

U9

PCM_D2

T9

PCM_D3

Y8

PCM_D4

W8

PCM_D5

V8

PCM_D6

U8

PCM_D7

T8

PCM_IORD

P16

PCM_IOWR

R16

PCM_OE_N

M17

PCM_WE_N

N17

PCM_REG_N

T17

PCM_CE_N

V18

PCM_IRQA

P18

PCM_WAIT_N

T18

PCM_RESET

N16

PCM_CD_N

K16

56000pF

C178

56000pF

C177

TS_D[7]
TS_D[6]

TS_D[5]

TS_D[4]

TS_D[3]

TS_D[2]

TS_D[1]

TS_D[0]

PCM_A[0]

PCM_A[1]

PCM_A[2]

PCM_A[3]

PCM_A[4]

PCM_A[5]

PCM_A[6]
PCM_A[7]

PCM_A[8]

PCM_A[9]

PCM_A[10]

PCM_A[11]

PCM_A[12]

PCM_A[13]

PCM_A[14]

PCM_D[0]

PCM_D[1]

PCM_D[2]

PCM_D[3]

PCM_D[4]

PCM_D[5]

PCM_D[6]

PCM_D[7]

MSD2379AQ

⁄LECTRICAL SHO

a S h e e t   @

BOOTSTRAP PWM[1:0]=10

PWM0

PWM1

* D o n ’ t   c a r e   P I N 8 _ R E _ 1   s t a t e

b e c a u s e   Q 6 0 4   i s   t u r n e d   o n ( P I N _ R E _ 2 )

I N V E R T E R ( s c h m i t   t r i g g e r )

ACTIVE LOW 

VOLTAGE DETECTOR

* M s t a r   r e s e t : A c t i v e   h i g h   r e s e t

Summary of Contents for 42PG3000

Page 1: ...PLASMA TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PD83A MODEL 42PG3000 42PG3000 ZA website http biz LGservice com Internal Use Only ...

Page 2: ... Electronics Inc All right reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 TROUBLE SHOOTING 15 BLOCK DIAGRAM 24 EXPLODED VIEW 26 SVC SHEET PRINTED CIRCUIT DIAGRAM ...

Page 3: ...by it s Neck 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 If the exposed...

Page 4: ...t method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC V General Specification 42 XGA Chassis PD83A 42PG3000 Austria Belgium Bulgaria Coratia Czech Denmark Finland France Germany Greece Hungary Italy Luxembourg Netherlands Norway Poland Portugal Rumania Russia Ser bia Slovenia Spain Sweden Switzerland UK LG Model Name Market Brand Remark Display Screen Device Aspec...

Page 5: ...6 7 No Item Specification Remark Austria Belgium Bulgaria Coratia Czech Denmark Finland France Germany Greece Hungary Italy Luxembourg Netherlands Norway Poland Portugal Rumania Russia Serbia Slovenia Spain Sweden Switzerland UK 1 PAL BG 2 PAL DK 3 PAL I I 4 DVB T ID TV 5 SECAM L L Analog Upper Heterodyne Digital COFDM PAL SECAM PAL SECAM NTSC PAL SECAM NTSC Y Cb Cr Y Pb Pr RGB PC HDMI DTV SOUND P...

Page 6: ...Map RS 232C Baud 115200bps RS232 Host PC Echo none 4 ADC adjustment 5 Adjustment of RGB 5 1 Auto RGB Gain Offset Adjustment 1 Convert to PC in Input source refer to I2C command at page 10 2 Signal equipment displays Output Voltage 700 mVp p Impress Resolution XGA 1024x768 60Hz Model 60 in pattern Generator Pattern 65 in pattern Generator MSPG 925 Series gray pattern that left right is black and ce...

Page 7: ...Service Remocon After enter Service Mode by pushing ADJ key execute ADC Adjust by pushing G key at ADC CALIBRATION RGB C 7 POWER PCB Assy Voltage Adjustments Va Vs Voltage adjustments 7 1 Test Equipment D M M 1EA 7 2 Connection Diagram for Measuring refer to Fig 3 7 3 Adjustment Method 1 Va Adjustment 1 After receiving 100 Full White Pattern HEAT RUN 2 Connect terminal of D M M to Va pin of P811 c...

Page 8: ... DATA 1 Analog RGB Detail EDID Options are below 1 2 3 4 5 1 1 Product ID 2 2 Serial No Controlled on production line 3 3 Month Year Controlled on production line ex Monthly 03 03 Year 2006 10 4 4 Model Name model name 5 5 Checksum Changeable by total EDID data 2 HDMI_1 Detail EDID Options are below 1 2 3 4 5 1 1 Product ID 2 2 Serial No Controlled on production line 3 3 Month Year Controlled on p...

Page 9: ...FF W Color temperature standards according to CSM and Module W CS 1000 CA 100 CA 210 CH 10 White balance adjustment coordinate and color temperature 9 3 Manual W B process using adjusts Remote control 1 After enter Service Mode by pushing ADJ key 2 Enter White Pattern off of service mode and change off on 3 Enter W B ADJUST by pushing G key at 3 W B ADJUST 9 LGE Internal Use Only Copyright 2008 LG...

Page 10: ... ADH E2PROM Slave Address A0 A2 A4 A6 A8 Not 00h Reserved by Buffer To EEPROM ADL E2PROM Sub Address low 00 FF Data Write data CS CMD LENGTH ADH ADL Data_1 Data_n 13 2 Command Set Description FOS Default write 7mode data write Vtotal V_Frequency Sync_Polarity Htotal Hstart Vstart 0 Phase Data write Model Name and Serial Number write in EEPROM 13 3 Method Notice 1 Serial number D L is using of scan...

Page 11: ...EB 20 30 90 92 16 18 1A 80 82 84 10 12 F1 F2 F3 F4 00 00 00 00 00 00 00 00 00 00 00 cool 01 medium 02 warm 00 cool 01 medium 02 warm 00 cool 01 medium 02 warm 00 00 00 00 00 00 00 00 00 00 00 00 00 data 00 00 64 00 64 00 64 00 64 00 80 00 80 00 80 00 7F 00 7F 00 7F 00 3F 00 64 02 0 1 2 3 00 FF 0 10 20 30 40 60 90 Factory mode on Factory mode off EEPROM All clear EEPROM Read EEPROM Write by some va...

Page 12: ...nced Control Picture reset Off 0 Standard Off Off Off Off Off Off 1 Off Off New Confirm TV DTV Radio Off DTV ATV 100 50 60 50 0 Color Temp Medium Fresh Con On Fresh col On Noise On Reduction Film 3 2 Off Black level 120Hz 50 200Hz 50 500Hz 50 1 2Khz 50 3Khz 50 7 5Khz 50 12Khz 50 User control Item Condition No Remark Power Volume Level Main Picture Input Main Last Channel Mute ARC SETUP Auto Tuning...

Page 13: ... D SUB 17 1 Installation of MSTV 1 Extract to folder ISP_Tool ZIP 2 Install ISP_TOOL You can find the ICON 17 2 Download bin file 1 Prepare a Binary File bin Connect RGB cable and turn on the power 2 Execute ISP Program Click the Icon 3 Click Connect Button and check the below message If display Can t Check connect computer jig and set ...

Page 14: ...ON MENU 8 When TV turn on check the Updated version on Diagnostics MENU 2 USB DOWNLOAD Put a bin to USB Stick and Turn on TV 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High USB data is automatically detecting 3 Show the message Copying files from memory...

Page 15: ...Monitor signal come out Yes 7 Check the VSC Vs ON signal Doesn t the high tension output come out Doesn t the VSC signal Vs ON come out Yes Yes Does high tension output voltage Drop occur When the Y B D Module input connector is removed does output voltage drop occur When the Y Z B D Module input connector is remove does Power Board hightension output voltage Drop occur Yes No No 9 Check the Power...

Page 16: ... 16 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 1 2 42 Power Board Structure ...

Page 17: ...ck following Is plug in power cord Plug in power cord Yes No Is the Line Filter and Power Board Cable connected Connect the Cable Yes No Is the Fuse F801 on Power Board normal Replace the Fuse Yes No Is the Power Board and 22P of VSC Board Cable connected Connect the Cable Yes No After the cable connect is removed to Power Board authorized the AC voltage marking on manual When ST BY 5V is not oper...

Page 18: ...al after remove P161 P162 connector of Ctrl B D Yes No Yes Is the Y Board normal Is the output voltage normal after remove P201 connector of Y B D Is the Fuse FS202 on Y B D normal In case of open is replace Yes No Yes Yes Replace Z Board Is the Z Board normal Is the output voltage after remove P801 connect of Z B D normal Yes No Yes Is the X Board normal Is the output voltage normal after remove ...

Page 19: ...ormal Is the VAVS on Check the PDP Module Yes No YES Yes Reconnect the LVDS cable in P400 No Is the IC100 LGE7383C Output normal Replace the VSC No NO Replace the Power board Is output the normality Low High voltage except stand by 5V NO 4 No Raster 1 Symptom 1 No OSD and image occur at screen 2 It maintains the condition where the front LED is green 2 Check following ...

Page 20: ... displayed 1 Symptom 1 LED is green 2 The minute discharged continuously becomes Accomplished from module 2 Check following Is the LVDS cable normal Is the VSC Board normal Is the LVDS cable connected Re insert the Cable inserts Yes No No Yes Does the IC100 Operates LGE7383C Replace IC100 LGE7383C No Is the Ctrl Board of Module normal Replace Ctrl B D No No Yes Replace hte VSC B D Replace the cabl...

Page 21: ... In the case of becomes unusual display from side S video AV mode 5 In the case of becomes unusual display from Component RGB mode Is the Tuner normal Is the Tuner Cable connected Re insert the Cable Yes No No Is the IC100 LGE7383C normal Replace the Tuner No Is the Input voltage IIC Communication and CVBS output normal Yes Is normal the Input voltage IIC Communication No Block A Replace the IC No...

Page 22: ... 8 In the case of becomes unusual display from SCART2 mode Is the Video input of the HDMI Jack normal Is the TDMS IC902 normal Yes Yes Same as Block A Check the input source No No Is the Video input od A V Jack JK601 normal Yes Same as Block A Check the input source No Is the Video input od A V Jack J600 normal Yes Same as Block A Check the input source No Is the Input and Output signal IIC Commun...

Page 23: ...Check following All input mode is no sound Only HDMI is No Sound Yes Download the EDID data Yes No YES Only RF is no sound Check the Tuner IN OUT Check the Sound IN OUT Yes No Only AV component PC input is no sound Yes No IC1000 operates normal Replace the IC1000 NTP3000A No Replace the VSC B D YES Is the speaker On it menu Set on speaker in menu No Is the speaker Cable normal Check the Speaker Ca...

Page 24: ...HPD_1 2 3 CEC_REMOTE USB_DM DP 5V_HDMI_1 2 3 PCM_ADD PCM_DATA TS_Parallel TU_TS_DATA KIC7SZ32FU IC802 PCM_CD_ON CI_CD_1 2 I2S AC_DET MUTE SW_RESET CLK P401 LED_G R IR Flash Memory 4MB IC303 SC1_CVBS_IN SC2_CVBS_IN SC1_TV_VOUT DTV MNT_V_OUT SC1_L R_IN TV_L R_OUT DTV MNT_L R_OUT PDP Panel RESET TS_Serial EEPROM EEPROM DDC_SCL SDA_1 2 3 RS232C_Tx Rx RS232C_Tx Rx I2C_D_TU MC74H4066 IC1001 PC_COMP_L R_...

Page 25: ...PVDD Stand by Stand by P_12V 1A KA7809ERTM IC1109 5V_TU MOSFET Q1102 3 3V_VDDP_ST 500Ohm BEAD 1 25V_ST 1 25V_VDDC 1 25V_AVDD_DVI 1 8_TU AZ1117D IC1108 1 8_AMP AZ1117D IC1106 3 3V_AVDD POWER_ON OFF1 KIA7805AF IC1110 5V_GENERAL 5V_CI 500Ohm BEAD AZ1117D IC1107 12V_SC 500Ohm BEAD SB 50 mA 1 4 A D 1 28 A Max 1 5 A 0 59 A Max 0 65 A 0 48 A Max 0 55 A 0 76 A D 0 62 A Max 0 9 A 0 008 A Max 0 0020 0 1 A M...

Page 26: ...Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes EXPLODED VIEW 300 120 570 560 305 301 304 303 302 260 270 910 590 280 400 900 290 520 250 240 202 205 203 204 206 200 580 201 230 A2 307 ...

Page 27: ...S TOTAL LENGTH 3000 mil 76 2mm DDR1 DDR2 different length range 25 mil max 50 mil 1 mil 0 0254 mm 20 mil 0 508 mm 40 mil 1 016 mm DDR MEMORY EEPROM FLASH MEMORY 8M FLASH 4M FLASH 4M FLASH HDCP EEPROM 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 MANUFATURE...

Page 28: ...N 007 17X PCM_REG_N 0 0 7 1 4 I PCM_IORD_N 0 0 7 1 8 I PCM_IRQA_N 007 16X PCM_IOWR_N 0 0 7 1 7 I PCM_WAIT_N 0 0 7 1 5 I PCM_CE_N 007 18X PCM_OE_N 007 18X 1 16W 22 AR100 PCM_RESET 0 0 7 1 5 I PCM_CD_N 007 6AB BUF_TS_SYNC 007 19C 007 7I BUF_TS_VAL 007 6I 007 10W BUF_TS_CLK 007 19C 007 5I IR 003 18T BUF_TS_DATA 0 007 19C 007 6I DQS0 0 0 2 1 2 I DQM0 0 0 2 1 2 I DQS3 002 12M DQM3 002 11M DQM2 002 12U ...

Page 29: ...SPRING USB DOWN STREAM KJA UB 4 0004 JK706 1 2 3 4 5 0 SIDE 0OHM L702 1 0 L703 1 0 L704 1 PSJ018 01 JK707 1 GND_TER 2 C_LUG_S1 3 C_LUG_L1 6 NC1 7 COM1 8 NO1 9 NC2 10 COM2 11 NO2 12 SHIELD 4 C_LUG_S2 5 C_LUG_L2 PPJ209 02 JK701 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 KCN DS ...

Page 30: ...Apr 2008 Printed in Korea P NO MFL42222702 ...

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