LG 41LD450-TA Service Manual Download Page 32

Page: 32 / 41

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.

C7316

0.047uF

C7324

0.047uF

VDD33

L7308

BLM18PG121SN1D

+1.5V_DDR

DDC_SDA_1

SIDEAV_L_IN

C7400

0.1uF

C7367

0.1uF

C7405

0.1uF

C7408

0.1uF

C7352
10uF

LNA2_CTL

DDC_SCL_2

D2-_HDMI1

R7344

SCART1_Lout

R7302

100

DSUB_B-

C7315

0.047uF

COMP2_R_IN

C7391

0.1uF

C7333

2.2uF

AVDD_DDR0

SC1_R-/COMP1_Pr-

VDD33_DVI

L7300

BLM18PG121SN1D

R7318

TU_SDA

IF_AGC_SEL

D1-_HDMI1

R7334

DEMOD_SDA

SC1_B-/COMP1_Pb-

R7326

R7342

+3.3V_Normal

SC1/COMP1_L_IN

COMP2_Y-

IF_P_MSTAR

R7362

100

C7410

0.1uF

TU_CVBS

AVDD_DDR0

+3.3V_Normal

COMP2_Pb-

R7339

COMP2_L_IN

C7357

1000pF

OPT

MODEL_OPT_0

R7319

+1.26V_VDDC

MVREF

L7311

BLM18PG121SN1D

AMP_SDA

C7319

0.047uF

MODEL_OPT_1

R7324

R7375

1/16W

AUD_SCK

L7303

BLM18SG700TN1D

HPD1

X7300

24MHz

C7372

0.1uF

C7388

0.1uF

C7382

0.1uF

R7320

C7301

0.047uF

PC_R_IN

C7322

0.047uF

SC1_B+/C

C7312

0.047uF

C7330

0.047uF

AU25

R7316

AVDD2P5

AVDD25_PGA

AVDD_DDR0

R7343

R7340

DDC_SCL_1

R7331

R7314 22

HP_LOUT

ADC2P5

AVDD_DMPLL

D0-_HDMI2

MODEL_OPT_5

C7337

2.2uF

SIDE_USB_DM

DEMOD_SCL

R7305

10K

C7341

2.2uF

C7389

0.1uF

C7302

0.047uF

AVDD_DDR0

C7335

2.2uF

SOC_RESET

+3.3V_Normal

AVDD_DMPLL

C7378

0.1uF

C7394

0.1uF

MVREF

C7390

0.1uF

C7308

0.047uF

C7411

0.1uF

R7323

NON_EU

D1+_HDMI1

COMP2_Pr-

C7399

0.1uF

AV_L_IN

+3.3V_Normal

C7300

1000pF

OPT

SC1_CVBS_IN

R7325

L7305

BLM18PG121SN1D

R7374

1/10W

R7300

100

DSUB_VSYNC

AVDD_DMPLL

C7304

0.047uF

AVDD25_PGA

C7327

0.047uF

DSUB_HSYNC

AVDD_DDR1

D0-_HDMI1

C7342

2.2uF

DSUB_G-

C7334

2.2uF

C7307

1000pF

C7393
0.1uF

C7354

0.1uF

AVDD2P5

R7336

L7306

BLM18PG121SN1D

R7370

10K

C7377

0.1uF

C7376

0.1uF

C7323

0.047uF

AVDD2P5

C7340

2.2uF

C7346

1uF

CK+_HDMI1

SC1_G-/COMP1_Y-

R7361

100

R7366
1K

C7318

0.047uF

VDDC

090:AI26

RF_SWITCH_CTL

C7385

0.1uF

PC_L_IN

C7305

0.047uF

TP7304

R7303

100

AU33

+2.5V_Normal

CK-_HDMI1

+2.5V_Normal

D2+_HDMI1

D0+_HDMI2

C7310

0.047uF

C7384

0.1uF

R7341

C7326

0.047uF

+2.5V_Normal

MODEL_OPT_3

SC1_FB

C7309

0.047uF

SIDEAV_CVBS_IN

C7344

2.2uF OPT

AMP_SCL

C7387

0.1uF

C7314

1000pF

AU33

R7364

C7368

0.1uF

R7332

CK-_HDMI2

SPDIF_OUT

R7363

10K

C7396

0.1uF

R7304

10K

SC1_ID

VDDC

R7301

100

SC1_SOG_IN

L7310

BLM18PG121SN1D

D2-_HDMI2

R7345

C7303

0.047uF

C7329

0.047uF

DTV/MNT_VOUT

C7374

0.1uF

C7404

0.1uF

COMP2_DET

TU_SIF

C7328

0.047uF

CK+_HDMI2

C7325

0.047uF

TU_SCL

TP7306

C7409

0.1uF

R7321

AUD_LRCH

VDD33

MIU1VDDC

D2+_HDMI2

+1.26V_VDDC

ADC2P5

AUD_LRCK

C7386

0.1uF

R7330

R7376

1/16W

AV_R_IN

D1+_HDMI2

C7313

0.047uF

C7380

0.1uF

DSUB_R-

R7349

SC1_G+/

R7353

100

D0+_HDMI1

C7347
0.1uF

R7329

C7311

0.047uF

C7403

0.1uF

C7332

2.2uF

OPT

R7373
0

1/10W
5%

L7309

BLM18PG121SN1D

HPD2

C7406

0.1uF

C7331

2.2uF

OPT

C7359
0.022uF
16V

IF_AGC_MAIN

C7353

0.1uF

AUD_MASTER_CLK

C7379

0.1uF

C7336

2.2uF

R7333

TP7305

VDD33_DVI

R7328

R7365

SCART1_Rout

R7354

100

OPT

C7355

0.1uF

IF_N_MSTAR

C7392

0.1uF

R7335

HP_ROUT

AVDD_DDR1

R7338

R7322

C7339

2.2uF

C7321

1000pF

C7306

0.047uF

C7349

0.1uF

AVDD2P5

SIDEAV_R_IN

C7343

2.2uF OPT

C7320

0.047uF

SIDE_USB_DP

MODEL_OPT_2

C7338

2.2uF

SC1_R+/C

TP7301

R7337

R7315 22

L7307

BLM18PG121SN1D

R7327

AV_CVBS_IN

DDC_SDA_2

C7348

0.1uF

C7317

0.047uF

R7317

TP7302

AU25

C7365

0.1uF

C7383

0.1uF

L7304

BLM18PG121SN1D

TP7303

D1-_HDMI2

C7395
0.1uF

VDD33

SC1/COMP1_R_IN

L7301

BLM18SG121TN1D

L7312

BLM18SG121TN1D

TP7307

TP7308

TP7309

TP7300

D1-_HDMI4

D2+_HDMI4

HPD4

DDC_SCL_4

D0+_HDMI4

D0-_HDMI4

DDC_SDA_4

D2-_HDMI4

CK+_HDMI4

D1+_HDMI4

CK-_HDMI4

10uF

C7362

10uF

C7363

C7366

10uF

C7369

10uF

C7370

C7371

10uF

C7373

10uF

C7375

10uF

C7381

C7397

10uF

C7401

10uF

C7364

10uF

C7345
4.7uF

C7412

1uF

C7398

0.1uF

C7402

0.1uF

C7407

0.1uF

MIU1VDDC

VDD33

NEC_SCL

NEC_SDA

R7355

0 OPT

R7352

OPT

AMP_SCL

AMP_SDA

R7350

R7351

R7360

DEMOD_OPT

R7359

DEMOD_OPT

AV_CVBS_IN2

TP211

R7313

R7311

R7312

OPT

R7309

R7310

OPT

R7307

R7306

FHD

R7308

OPT

CEC_REMOTE_S7

L7313

BLM18SG700TN1D

MIU0VDDC

R7377

OPT

R7378

R7379

OPT

R7380

OPT

MODEL_OPT_5

MODEL_OPT_4

VDD33

L7314
BLM18PG121SN1D

C7413
0.1uF

C7414
0.1uF

AVDD_LPLL

10uF

C7361

C7415

0.1uF

L7302

BLM18SG700TN1D

+1.26V_VDDC

C7416

10uF

C7350

27pF

C7351

27pF

L7315

CM2012F5R6KT

5.6uH

L7316

CM2012F5R6KT

5.6uH

C7417
4.7uF
10V

C7418
4.7uF
10V

C7419
0.1uF

C7420

0.1uF

R7834

OPT

R7833

MODEL_OPT_6

LGE107D (S7M Divx_Non RM)

IC101

S7M_DIVX & MS10

A_RXCP

A_RXCN

A_RX0P

A_RX0N

A_RX1P

A_RX1N

A_RX2P

A_RX2N

DDCDA_DA/GPIO24

DDCDA_CK/GPIO23

HOTPLUGA/GPIO19

B_RXCP

B_RXCN

B_RX0P

B_RX0N

B_RX1P

B_RX1N

B_RX2P

B_RX2N

DDCDB_DA/GPIO26

DDCDB_CK/GPIO25

HOTPLUGB/GPIO20

C_RXCP

AA2

C_RXCN

AA1

C_RX0P

AB1

C_RX0N

AA3

C_RX1P

AB3

C_RX1N

AB2

C_RX2P

AC2

C_RX2N

AC1

DDCDC_DA/GPIO28

AB4

DDCDC_CK/GPIO27

AA4

HOTPLUGC/GPIO21

AC3

D_RXCP

D_RXCN

D_RX0P

D_RX0N

D_RX1P

D_RX1N

D_RX2P

D_RX2N

DDCDD_DA/GPIO30

DDCDD_CK/GPIO29

HOTPLUGD/GPIO22

CEC/GPIO5

HSYNC0

VSYNC0

RIN0P

RIN0M

GIN0P

GIN0M

BIN0P

BIN0M

SOGIN0

HSYNC1

VSYNC1

RIN1P

RIN1M

GIN1P

GIN1M

BIN1P

BIN1M

SOGIN1

HSYNC2

RIN2P

RIN2M

GIN2P

GIN2M

BIN2P

BIN2M

SOGIN2

CVBS0P

CVBS1P

CVBS2P

CVBS3P

CVBS4P

CVBS5P

CVBS6P

CVBS7P

CVBS_OUT1

CVBS_OUT2

VCOM0

VIFP

VIFM

SSIF/SIFP

SSIF/SIFM

IFAGC

RF_TAGC

TGPIO0/UPGAIN

TGPIO1/DNGAIN

TGPIO2/I2C_CLK

TGPIO3/I2C_SDA

XTALIN

XTALOUT

SPDIF_IN/GPIO177

G14

SPDIF_OUT/GPIO178

G13

DM_P0

DP_P0

DM_P1

AF17

DP_P1

AE17

I2S_IN_BCK/GPIO175

F14

I2S_IN_SD/GPIO176

F13

I2S_IN_WS/GPIO174

F15

I2S_OUT_BCK/GPIO181

D20

I2S_OUT_MCK/GPIO179

E20

I2S_OUT_SD/GPIO182

D19

I2S_OUT_SD1/GPIO183

F18

I2S_OUT_SD2/GPIO184

E18

I2S_OUT_SD3/GPIO185

D18

I2S_OUT_WS/GPIO180

E19

LINE_IN_0L

LINE_IN_0R

LINE_IN_1L

LINE_IN_1R

LINE_IN_2L

LINE_IN_2R

LINE_IN_3L

LINE_IN_3R

LINE_IN_4L

LINE_IN_4R

LINE_IN_5L

LINE_IN_5R

LINE_OUT_0L

LINE_OUT_2L

LINE_OUT_3L

LINE_OUT_0R

LINE_OUT_2R

LINE_OUT_3R

MIC_DET_IN

MICCM

MICIN

AUCOM

VRM

VAG

VRP

HP_OUT_1L

HP_OUT_1R

ET_RXD0

E21

ET_TXD0

E22

ET_RXD1

D21

ET_TXD1

F21

ET_REFCLK

E23

ET_TX_EN

D22

ET_MDC

F22

ET_MDIO

D23

ET_CRS

F23

AVLINK

IRINT

TESTPIN

RESET

U3_RESET

Y17

LGE107D (S7M Divx_Non RM)

IC101

S7M_DIVX & MS10

VDDC_1

H11

VDDC_2

H12

VDDC_3

H13

VDDC_4

H14

VDDC_5

H15

VDDC_6

J12

VDDC_7

J13

VDDC_8

J14

VDDC_9

J15

VDDC_10

J16

VDDC_11

L18

A_DVDD

H16

B_DVDD

K19

FRC_VDDC_0

L19

FRC_VDDC_1

M18

FRC_VDDC_2

M19

FRC_VDDC_3

N18

FRC_VDDC_4

N19

FRC_VDDC_5

N20

FRC_VDDC_6

P18

FRC_VDDC_7

P19

FRC_VDDC_8

P20

U3_DVDD_DDR

Y12

AVDD1P2

J11

DVDD_NODIE

AVDD2P5_ADC_1

AVDD2P5_ADC_2

AVDD25_REF

AVDD_AU25

PVDD_1

W15

PVDD_2

Y15

AVDD25_PGA

AVDD_NODIE

AVDD_DVI_1

AVDD_DVI_2

AVDD3P3_CVBS

AVDD_DMPLL

AVDD_AU33

AVDD_EAR33

AVDD33_T

VDDP_1

VDDP_2

VDDP_3

FRC_VD33_2_1

V20

FRC_VD33_2_2

W20

FRC_AVDD_RSDS_1

U19

FRC_AVDD_RSDS_2

U20

FRC_AVDD_RSDS_3

V19

FRC_AVDD

W19

FRC_AVDD_LPLL

U18

FRC_AVDD_MPLL

T20

FRC_VDD33_DDR

Y14

AVDD_MEMPLL

R19

FRC_AVDD_MEMPLL

W14

AVDD_DDR0_D_1

D15

AVDD_DDR0_D_2

D16

AVDD_DDR0_D_3

E15

AVDD_DDR0_D_4

E16

AVDD_DDR0_C

E17

AVDD_DDR1_D_1

F16

AVDD_DDR1_D_2

F17

AVDD_DDR1_D_3

G16

AVDD_DDR1_D_4

G17

AVDD_DDR1_C

H17

FRC_AVDD_DDR_D_1

AB11

FRC_AVDD_DDR_D_2

AB12

FRC_AVDD_DDR_D_3

AC11

FRC_AVDD_DDR_D_4

AC12

FRC_AVDD_DDR_C

AA12

MVREF

G15

NC_1

NC_2

GND_1

G18

GND_2

GND_3

H10

GND_4

H18

GND_5

H19

GND_6

J10

GND_7

J17

GND_8

J18

GND_9

J19

GND_10

GND_11

K10

GND_12

K11

GND_13

K12

GND_14

K13

GND_15

K14

GND_16

K15

GND_17

K16

GND_18

K17

GND_19

K18

GND_20

GND_21

L10

GND_22

L11

GND_23

L12

GND_24

L13

GND_25

L14

GND_26

L15

GND_27

L16

GND_28

L17

GND_29

GND_30

M10

GND_31

M11

GND_32

M12

GND_33

M13

GND_34

M14

GND_35

M15

GND_36

M16

GND_37

M17

GND_38

N10

GND_39

N11

GND_40

N12

GND_41

N13

GND_42

N14

GND_43

N15

GND_44

N16

GND_45

N17

GND_46

P10

GND_47

P11

GND_48

P12

GND_49

P13

GND_50

P14

GND_51

P15

GND_52

P16

GND_53

P17

GND_54

R10

GND_55

R11

GND_56

R12

GND_57

R13

GND_58

R14

GND_59

R15

GND_60

R16

GND_61

R17

GND_62

R18

GND_63

T10

GND_64

T11

GND_65

T12

GND_66

T13

GND_67

T14

GND_68

T15

GND_69

T16

GND_70

T17

GND_71

T18

GND_72

T19

GND_73

U10

GND_74

U11

GND_75

U12

GND_76

U13

GND_77

U14

GND_78

U15

GND_79

U16

GND_80

U17

GND_81

GND_82

GND_83

GND_84

V10

GND_85

V11

GND_86

V12

GND_87

V13

GND_88

V14

GND_89

V15

GND_90

V16

GND_91

V17

GND_92

V18

GND_93

GND_94

GND_95

GND_96

W10

GND_97

W11

GND_98

W12

GND_99

W13

GND_100

W16

GND_101

W17

GND_102

W18

GND_103

Y13

GND_104

Y18

GND_105

AA13

GND_106

AB13

GND_107

AC13

GND_FU

PGA_VCOM

GND_108

D17

GND_109

H23

GND_110

AF13

GP2_Saturn7M

MAIN_2

ANALOG SIF

I2S_I/F

DSUB

Normal 2.5V

Close to MSTAR

MODEL OPTION

Normal Power 3.3V

DTV_IF

AVDD_DMPLL/AVDD_NODIE:7.362mA

AU25:10mA

Close to MSTAR

AVDD_MEMPLL:24mA

VDD33_DVI:163mA

SCART1_RGB/COMP1

AVDD2P5/ADC2P5:162mA

AVDD25_PGA:13mA

VDDC : 2026mA

AVDD_DDR0:55mA

H/P OUT

VDDC 1.26V

CVBS In/OUT

AUDIO OUT

TU/DEMOD_I2C

AUDIO IN

COMP2

Close to MSTAR

SIDE USB

DDR3 1.5V

VDD33_T/VDDP/U3_VD33_2:47mA

HDMI

AU33:31mA

Close to MSTAR

RSDS Power OPT

AVDD_DDR1:55mA

Ver. 1.4

090916 modified

LCD

MODEL_OPT_3

PIN NAME

FHD

HIGH

FRC

G19

LOW

OLED

E18

MODEL_OPT_2

MODEL_OPT_4

GIP

MODEL_OPT_0

MODEL OPTION

NO FRC

50/60Hz LVDS

100/120Hz LVDS

DDR_256MB

D18

MINI LVDS

MODEL_OPT_5

MODEL_OPT_1

NON_GIP

DDR_512MB

MODEL_OPT_6

PIN NO.

LVDS

Only for training and service purposes

LGE Internal Use Only

All manuals and user guides at all-guides.com

Summary of Contents for 41LD450-TA

Page 1: ...B01B MODEL 42LD450 460 42LD450 460 TA MODEL 42LD461C 42LD461C TA North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL62865307 1007 REV01 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 2: ...lectronics Inc All rights reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 BLOCK DIAGRAM 15 EXPLODED VIEW 16 SVC SHEET All manuals and user guides at all guides com ...

Page 3: ...k 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 metallic part has a return path to the chassis the measu...

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

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

Page 6: ...e receiver must be operated for about 5 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC 5 Module optical specifications 1 LGD Module 1 Standard Test Condition The unit has been ON 2 Stable for approximately 30 minutes in a dark environment at 25 ºC 2 ºC 3 The values specified are at approx...

Page 7: ... 00 HDTV 720p 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 56 250 50 HDTV 1080p 14 1920x1080 67 5 60 HDTV 1080p No Specification Proposed Remark Resolution H freq kHz V freq Hz Pixel Clock MHz 1 720 400 31 468 70 08 28 321 For only DOS mode 2 640 480 31 469 59 94 25 17 VESA Input 848 480 60 Hz 852 480 60 Hz 640 480 60 Hz D...

Page 8: ...75 SXGA HDCP FHD model 8 1920 1080 67 5 60 00 138 625 WUXGA HDCP FHD model 2 PC Mode No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 720 480 31 469 31 5 59 94 60 27 00 27 03 SDTV 480P 2 720 576 31 25 50 54 SDTV 576P 3 1280 720 37 500 50 74 25 HDTV 720P 4 1280 720 44 96 45 59 94 60 74 17 74 25 HDTV 720P 5 1920 1080 33 72 33 75 59 94 60 74 17 74 25 HDTV 1080I 6 1920 1080 28 125 ...

Page 9: ...ror is displayed Check connection between computer jig and set 3 Click Read tab and then load download file XXXX bin by clicking Read 4 Click Connect tab If Can t is displayed check connection between computer jig and set 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message USB DOWNLOAD 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB...

Page 10: ...er on TV ADC Calibration Protocol RS232 Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 xb 00 60 RGB Input 1024 768 ad 00 10 Adjust 1024 768 RGB aa 00 90 End Adjust mode Required equipment Adjustment R C 3 2 Function Check Check display and sound Check Input and Signal items cf work instructions 1 TV 2 AV SCART1 SCART2 CVBS 3 COMPONENT 480i 4 RG...

Page 11: ...mpare Tool option and Area option value with its BOM if it is correctly same then unplug the AC cable If it is not same then correct it same with BOM and unplug AC cable For correct it to the model s module from factory Jig model Push the IN STOP key after completing the function inspection And Mechanical Power Switch must be set ON 4 2 DDC EDID Write RGB 128Byte Connect D sub Signal Cable to D su...

Page 12: ...8 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 81 80 61 40 45 40 31 40 01 01 30 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 40 45 00 A0 5A 00 00 00 1E 01 1D 00 72 51 D0 1E 20 50 6E 28 55 00 A0 5A 00 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 53 10 00 0A 20 20 20 20 20 20 d 70 d 00 e 80 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 90 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF A0 FF FF FF FF FF...

Page 13: ... at the Diagnostics of SET UP menu Refer to below 5 1 Signal TABLE CMD A0h LENGTH 85 94h 1 16 bytes ADH EEPROM Sub Address high 00 1F ADL EEPROM Sub Address low 00 FF Data Write data CS CMD LENGTH ADH ADL Data_1 Data_n Delay 20ms 5 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...

Page 14: ...d on Instart menu 2 check the method of RS232C Command 1 into the main ass y mode RS232 aa 00 00 2 check the key download for transmitted command RS232 ci 00 10 3 result value normally status for download OKx abnormally status for download NGx 6 3 Check the method of CI key value RS232 1 into the main ass y mode RS232 aa 00 00 2 Check the method of CI key by command RS232 ci 00 20 3 Result value i...

Page 16: ...sis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE All manuals a...

Page 17: ...ED 7 U24 A1M RLV1N RED 6 V26 A2P RLV2P RED 5 V25 A2M RLV2N RED 4 V24 A3P RLV4P RED 1 W24 A3M RLV4N RED 0 Y26 A4P RLV5P GREEN 9 Y25 A4M RLV5N GREEN 8 Y24 BCKP TCON13 GREEN 1 AC26 BCKM TCON12 GREEN 0 AC25 B0P RLV6P GREEN 7 AA26 B0M RLV6N GREEN 6 AA25 B1P RLV7P GREEN 5 AA24 B1M RLV7N GREEN 4 AB26 B2P RLV8P GREEN 3 AB25 B2M RLV8N GREEN 2 AB24 B3P TCON11 BLUE 9 AC24 B3M TCON10 BLUE 8 AD26 B4P TCON9 BLU...

Page 18: ...SCL C1009 1uF 3 5V_ST MODEL1_OPT_3 R1037 22 Q1001 2SC3052 E B C NEC_ISP_Rx GND R1069 22 3 5V_ST MODEL1_OPT_1 MICOM_RESET C1002 0 1uF OLP RF_RESET R1014 4 7K R1001 47K TP1002 R1054 22 19 22_LAMP LED_B LG_LOGO R1039 22 R1070 100 FLMD0 WIRELESS_PWR_EN NEC_EEPROM_SDA NEC_SDA INV_CTL NEC_EEPROM_SDA TP1003 R1005 10K AMP_MUTE NEC_ISP_Rx AMP_RESET_N NEC_ISP_Tx MICOM_RESET R1049 22 OPT PANEL_CTL KEY2 OCD1A...

Page 19: ...0 1uF 16V R1139 4 7K 3 3V_Normal C1121 100pF 50V R1147 1K C1123 OPT OPT RGB_DDC_SDA DSUB_B DSUB_VSYNC D1109 30V R1110 10K C1107 100pF 50V D1102 5 6V OPT AMOTECH C1124 OPT OPT C1122 68pF 50V OPT 5V_Normal R1143 22 D1115 ENKMC2838 T112 A1 C A2 PC_L_IN 090 S13 IC1104 NL17SZ00DFT2G OPT 3 GND 2 B 4 Y 1 A 5 VCC R1134 0 DSUB_DE D1112 30V R1148 0 R1150 0 R1146 10K R1127 0 C1131 0 1uF 16V R1141 22 R1152 4 ...

Page 20: ...157 0 R1156 0 R1124 100 NEC_RXD C1106 0 1uF 3 5V_ST R1153 0 R1154 0 D1108 30V CDS3C30GTH IR_OUT C1103 0 1uF S7_TXD1 D1107 30V CDS3C30GTH R1114 4 7K OPT NEC_TXD IC1101 MAX3232CDR EAN41348201 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 C1104 0 1uF R1109 4 7K OPT C1102 0 1uF 3 5V_ST S7_RXD1 R1123 100 R1122 0 OPT JK1101 SPG09 DB 009 1 2 3 ...

Page 21: ...0pF 50V SIDE_AV_OPT L3303 BLM18PG121SN1D SIDE_AV_OPT D3301 30V SIDE_AV_OPT L3301 BLM18PG121SN1D SIDE_AV_OPT R3305 1K SIDE_AV_OPT R3302 10K SIDE_AV_OPT C3302 100pF 50V SIDE_AV_OPT D3303 5 6V SIDE_AV_OPT 3 3V_Normal R3304 470K SIDE_AV_OPT R3303 470K SIDE_AV_OPT R3309 12K SIDE_AV_OPT L3302 BLM18PG121SN1D SIDE_AV_OPT C3301 100pF SIDE_AV_OPT C3304 100pF OPT SIDEAV_DET R3301 75 SIDE_AV_OPT JK3302 PPJ235...

Page 22: ... THE SYMBOL MARK OF THE SCHEMETIC SIGN6409 R1453 0 D1452 5 6V CDS3C05HDMI1 OPT JK1450 KJA UB 4 0004 1 2 3 4 5 L1451 MLB 201209 0120P N2 120 ohm SIDE_USB_DP SIDE_USB_DM R1452 0 TP1451 D1451 5 6V CDS3C05HDMI1 OPT RST_HUB C1451 22uF 10V IC1450 AP2191SG 13 3 IN_2 2 IN_1 4 EN 1 GND 5 FLG 6 OUT_1 7 OUT_2 8 NC C1452 10uF 10V 5V_USB C1453 0 1uF R1455 4 7K OPT 3 3V_Normal R1456 0 USB1_CTL R1454 10K R1451 4...

Page 23: ...0 AR1215 10 AR1208 10 AR1219 10 AR1216 10 AR1214 10 AR1211 10 AR1220 10 AR1201 10 AR1202 10 AR1217 10 AR1204 10 AR1207 10 AR1210 10 AR1213 10 AR1209 10 AR1203 10 AR1205 10 AR1212 10 AR1206 10 R1234 10K B MCKE A MCKE R1233 10K H5TQ1G63BFR H9C IC1202 A0 N3 A1 P7 A2 P3 A3 N2 A4 P8 A5 P2 A6 R8 A7 R2 A8 T8 A9 R3 A10 AP L7 A11 R7 A12 BC N7 A13 T3 A15 M7 BA0 M2 BA1 N8 BA2 M3 CK J7 CK K7 CKE K9 CS L2 ODT ...

Page 24: ...SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPI_SCK FLASH_WP R1402 0 R1401 0 OPT SPI_CS R1404 4 7K C1401 0 1uF 3 3V_Normal 3 3V_Normal Q1401 KRC103S E B C 3 3V_Normal R1403 10K R1405 33 SPI_SDO SPI_SDI IC1401 MX25L8005M2I 15G S_FLASH 3 WP 2 SO 4 GND 1 CS 5 SI 6 SCLK 7 HOLD 8 VCC S Flash 1MB GP2_Saturn7M Ver 1 2 23 All manuals and user guides at all guides...

Page 25: ...31 220 TU5001 3 TDVJ H001F NTSC_1INPUT_H_LGIT 14 3 3V 13 1 2V 5 AS 12 GND 11 VIDEO 2 BST_CNTL 10 NC 4 NC RF_AGC 1 ANT_PWR OPT 17 DIF_1 9 SIF 8 NC IF_TP 3 B 16 IF_AGC_CNTL 7 SDA 6 SCL 15 RESET 18 DIF_2 19 SHIELD TU5001 2 TDVJ H031F NTSC_1INPUT_V_LGIT 14 3 3V 13 1 2V 5 AS 12 GND 11 VIDEO 2 BST_CNTL 10 NC 4 NC RF_AGC 1 ANT_PWR OPT 17 DIF_1 9 SIF 8 NC IF_TP 3 B 16 IF_AGC_CNTL 7 SDA 6 SCL 15 RESET 18 D...

Page 26: ..._TS_SYNC 3 3V_DE TP2903 ISDB_DEMOD R2914 2 2K OPT DEMOD_SDA C2922 0 1uF 16V ISDB_DEMOD C2915 15pF 50V ISDB_DEMOD TP2906 ISDB_DEMOD C2909 0 1uF ISDB_DEMOD C2904 0 1uF ISDB_DEMOD R2908 2 2K ISDB_DEMOD 1 2V_DE C2912 0 1uF 16V ISDB_DEMOD C2901 0 1uF ISDB_DEMOD FE_TS_DATA 0 C2902 0 1uF ISDB_DEMOD R2904 2 2K ISDB_DEMOD C2914 0 1uF 16V ISDB_DEMOD R2903 10K 1 ISDB_DEMOD X2901 25MHz ISDB_DEMOD IC2901 MN884...

Page 27: ...B_POWER 3 VIN 2 EN 4 NC_2 1 NC_1 5 NC_3 6 VO 7 ADJ 8 GND R3001 0 ISDB_DEMOD L3001 BLM18PG121SN1D ISDB_POWER C3002 0 1uF ISDB_POWER R3003 10K ISDB_POWER C3001 0 1uF ISDB_POWER IF_AGC_SEL C3005 0 1uF 16V ISDB_POWER R3004 5 1K ISDB_POWER C3003 0 1uF 16V ISDB_POWER TP3002 1 2V_DE C3006 22uF 16V ISDB_POWER 3 3V_Normal IF_AGC_MAIN IF_AGC R3002 0 MSTAR DEMOD C3004 10uF 10V ISDB_POWER IF_AGC_ISDB Demodula...

Page 28: ...FE_TS_DATA 4 PCM_D 3 PCM_D 7 FE_TS_DATA 1 PCM_D 5 PCM_D 4 PCM_D 0 FE_TS_DATA 2 PCM_A 13 PCM_IORD CI_TS_DATA 7 CI_TS_CLK CI_TS_SYNC PCM_A 14 PCM_REG CI_TS_DATA 5 PCM_A 12 PCM_CD PCM_A 10 CI_TS_DATA 3 FE_TS_VAL_ERR PCM_A 8 PCM_WE PCM_A 3 CI_TS_DATA 4 CI_TS_DATA 1 CI_TS_DATA 0 PCM_IOWR PCM_A 0 PCM_A 4 FE_TS_CLK PCM_5V_CTL PCM_RST PCM_A 11 PCM_A 6 PCM_A 9 FE_TS_SYNC PCM_A 2 PCM_A 5 PCM_IRQA PCM_WAIT C...

Page 29: ... 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 TP2502 TP2501 TP2504 RF_ENABLE RF_RESET M_REMOTE_TX M_REMOTE_RX TP2503 NON Motion Remocon Region GP2_Saturn7M NON M REMOCON Ver 1 0 50 All manuals and user guides at all guides com ...

Page 30: ...ILRE 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 AMP_MUTE_HOTEL SPK_R _HOTEL SPK_R _HOTEL NON CHINA HOTEL NON CHINA HOTEL GP2_Saturn7M Ver 1 0 52 All manuals and user guides at all guides com ...

Page 31: ...SENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC R2626 0 S7_RXD1 S7_RXD S7_TXD1 WIRELESS_DL_RX WIRELESS_PWR_EN WIRELESS_SW_CTRL S7_TXD WIRELESS_DL_TX WIRELESS_DETECT R2627 0 NON WIRELESS MODEL GP2_Saturn7M NON WIRELESS READY Ver 1 0 54 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 32: ...TPLUGA GPIO19 E6 B_RXCP D3 B_RXCN C1 B_RX0P D1 B_RX0N D2 B_RX1P E2 B_RX1N E3 B_RX2P F3 B_RX2N E1 DDCDB_DA GPIO26 D4 DDCDB_CK GPIO25 E4 HOTPLUGB GPIO20 D5 C_RXCP AA2 C_RXCN AA1 C_RX0P AB1 C_RX0N AA3 C_RX1P AB3 C_RX1N AB2 C_RX2P AC2 C_RX2N AC1 DDCDC_DA GPIO28 AB4 DDCDC_CK GPIO27 AA4 HOTPLUGC GPIO21 AC3 D_RXCP A2 D_RXCN A3 D_RX0P B3 D_RX0N A1 D_RX1P B1 D_RX1N B2 D_RX2P C2 D_RX2N C3 DDCDD_DA GPIO30 B4...

Page 33: ... AF5 FRC_DDR3_DQL7 DDR2_DQ5 AE12 FRC_DDR3_DQU0 DDR2_DQ8 AE10 FRC_DDR3_DQU1 DDR2_DQ14 AF7 FRC_DDR3_DQU2 DDR2_DQ13 AD11 FRC_DDR3_DQU3 DDR2_DQ12 AD7 FRC_DDR3_DQU4 DDR2_DQ15 AD10 FRC_DDR3_DQU5 DDR2_DQ9 AE7 FRC_DDR3_DQU6 DDR2_DQ10 AF10 FRC_DDR3_DQU7 DDR2_DQM1 AD8 FRC_DDR3_NC DDR2_DQM0 AE8 FRC_REXT Y11 FRC_TESTPIN Y19 ACKP RLV3P RED 3 W26 ACKM RLV3N RED 2 W25 A0P RLV0P RED 9 U26 A0M RLV0N RED 8 U25 A1P ...

Page 34: ...3 5V_Normal R7555 10K C7559 4 7uF 16V Q7507 2SC3052 E B C C7554 0 01uF C7568 0 1uF 16V R7545 10K POWER_ON OFF2_2 3 5V_ST C7555 0 1uF R7551 22K C7561 1uF 25V C7526 0 1uF 16V R7578 10K R7576 10 1 C7573 100pF 50V R7574 11K 5 L7506 R7575 10K 1 R7577 0 POWER_ON OFF1 IC7504 MP2212DN 3 IN 2 GND 4 BS 1 FB 5 VCC 6 SW_1 7 SW_2 8 EN SYNC C7576 22uF 10V C7575 0 1uF 50V L7516 3 6uH 1 5V_DDR 3 5V_ST C7572 22uF ...

Page 35: ...1 0 1uF 16V OPT R7600 100 LED_B LG_LOGO C7610 1000pF 50V OPT R7614 10K Commercial_EU 3 5V_ST KEY1 L7604 BLM18PG121SN1D L7602 BLM18PG121SN1D R7618 100 EYEQ TOUCH_KEY C7604 0 1uF 16V R7622 10K OPT Q7603 2SC3052 Commercial E B C D7606 5 6V AMOTECH L7605 BLM18PG121SN1D IR_OUT D7603 5 6V AMOTECH R7612 0 Commercial_US R7605 10K 1 R7606 10K 1 P7601 12507WR 12L 12PIN_ANGLE 1 2 3 4 5 6 7 8 9 10 11 12 13 R7...

Page 36: ...7728 10K DDC_SDA_1 5V_Normal 5V_HDMI_4 R7705 3 3K 5V_HDMI_4 R7726 0 D0 _HDMI4 5V_Normal R7725 0 R7733 22 R7709 0 R7755 10K C7702 0 1uF 16V JP7705 R7736 0 D2 _HDMI4 HDMI_CEC D1 _HDMI1 CK _HDMI1 IC7700 AT24C02BN 10SU 1 8 HDMI_1 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC R7749 22 CK _HDMI4 D0 _HDMI1 D1 _HDMI4 D2 _HDMI1 R7759 4 7K R7721 0 5V_DET_HDMI_4 JP7707 DDC_SDA_4 R7713 0 C7704 0 1uF R7743 0 R77...

Page 37: ...3 FRC_RESET SCAN_BLK1 OPC_OUT SCAN_BLK2 TP7013 TP7014 TP7016 TP7017 WIRELESS_DL_TX WIRELESS_DL_RX TP7018 TP7019 PIF_SPI_CS ET_RXER RST_PHY WIRELESS_DETECT WIRELESS_PWR_EN TP7032 TP7033 RF_ENABLE RF_RESET TP7035 TP7036 TP7020 TP7021 TP7022 M_REMOTE_TX M_REMOTE_RX TP7023 TP7024 FRC_SCL TP7025 FRC_SDA TP7026 TP7027 UART_FRC_TX TP7028 UART_FRC_RX FRC_PWM1 TP7029 TP7030 FRC_PWM0 TP7034 WIRELESS_SW_CTRL...

Page 38: ... 22000pF 50V AMP_VCC R7830 3 3 OPT R7814 12 3 3V_Normal SPK_R C7836 390pF 50V 3 5V_ST R7812 12 C7822 1uF 25V AMP_VCC C7800 0 1uF 16V AUD_LRCK C7804 0 1uF 16V R7819 12 SPK_L AMP_SCL R7807 0 OPT D7803 100V 1N4148W OPT L7802 BLM18PG121SN1D C7827 1uF 25V Q7800 2SC3052 E B C D7800 100V 1N4148W OPT R7808 100 L7803 AD 8770 15uH 2S 1S 1F 2F 0 1uF C7832 50V 0 1uF C7811 L7800 BLM18PG121SN1D TP7800 C7821 100...

Page 39: ...7915 0 HD_60Hz_NORMAL SMALL_NC3 3 3V_Normal RXACK RXA0 SMALL_NC2 P7901 FF10001 30 HD_60Hz_NORMAL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 RXACK OPC_EN PANEL_VCC SMALL_OPC_EN RXA1 RXA1 RXA3 RXA3 OPC_OUT RXA2 SMALL_NC2 SMALL_NC4 RXA0 PANEL_VCC SMALL_NC4 RXA3 RXA0 RXA2 SMALL_OPC_OUT R7913 0 OPT SMALL_OPC_OUT SMALL_NC1 RXACK RXA0 L7902 120 ohm HD_60Hz_SMALL R...

Page 40: ...470K D9807 5 6V R9809 75 D9809 30V R9808 75 R9803 1K R9805 0 C9807 10pF 50V OPT SCART1_MUTE TP9809 TP9803 TP9801 TP9802 SC1_CVBS_IN TP9808 SC_RE2 SCART1_Rout SC1_SOG_IN SC1_ID TP9807 TP9804 TP9806 SC_RE1 DTV MNT_VOUT SCART1_Lout SC1_FB TP9805 JK9800 PPJ238 01 5D GN2 O SPRING 6D GN2 E LUG 4D GN2 CONTACT 7E BL2 E LUG S 5E BL2 O SPRING 7F RD2 E LUG S 5F RD2 O SPRING_1 5G WH2 O SPRING 4H RD2 CONTACT 5...

Page 41: ...All manuals and user guides at all guides com a l l g u i d e s c o m ...

Search results

Summary of Contents for 41LD450-TA

Reviews:

Related manuals for 41LD450-TA

Brands by name

Popular brands

LG 41LD450-TA, Service Manual

Search results

Summary of Contents for 41LD450-TA

Reviews:

Related manuals for 41LD450-TA

Brands by name

Popular brands