LG 22LD350 User Manual Download

Page: 17 / 57

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.

C4058

0.1uF

FRC_LPLL

C219

0.047uF

C227

0.047uF

FRCVDDC

VDD33

L212

BLM18PG121SN1D

+1.5V_DDR

DDC_SDA_1

SIDEAV_L_IN

C4019

0.1uF

C4056

0.1uF

C4027

0.1uF

VDD33

C291

0.1uF

FRC

C4032

0.1uF

C263
10uF

LNA2_CTL

DDC_SCL_2

D2-_HDMI1

R257

SCART1_Lout

R203

100

DSUB_B-

C218

0.047uF

COMP2_R_IN

C4011

0.1uF

C236

2.2uF

AVDD_DDR0

SC1_R-/COMP1_Pr-

VDD33_DVI

L227

BLM18PG121SN1D

R230

TU_SDA

IF_AGC_SEL

D1-_HDMI1

R4016

DEMOD_SDA

EPHY_MDIO

SC1_B-/COMP1_Pb-

R239

R282

ETHERNET

R255

+3.3V_Normal

SC1/COMP1_L_IN

COMP2_Y-

IF_P_MSTAR

R289

100

C4038

0.1uF

TU_CVBS

AVDD_DDR0

+3.3V_Normal

COMP2_Pb-

R252

COMP2_L_IN

C264

1000pF

OPT

MODEL_OPT_0

R231

+1.26V_VDDC

MVREF

AVDD_DDR_FRC

L219

BLM18PG121SN1D

AMP_SDA

R285

ETHERNET

C222

0.047uF

MODEL_OPT_1

R237

R4014

1/16W

AUD_SCK

L226

BLM18SG700TN1D

HPD1

X201
24MHz

C283

0.1uF

C4009

0.1uF

C4002

0.1uF

R232

C204

0.047uF

PC_R_IN

C225

0.047uF

SC1_B+/C

C215

0.047uF

C233

0.047uF

AU25

+1.5V_FRC_DDR

VDD_RSDS

R228

AVDD2P5

AVDD25_PGA

AVDD_DDR0

R256

R253

DDC_SCL_1

BT_LOUT

R244

R4024 22

HP_LOUT

ADC2P5

BT_DP

L225

BLM18SG700TN1D

AVDD_DMPLL

D0-_HDMI2

MODEL_OPT_5

C4059

2.2uF

SIDE_USB_DM

R4018

FRC

DEMOD_SCL

R4023

10K

C244

2.2uF

L213

BLM18PG121SN1D

OPT

C4012

0.1uF

C205

0.047uF

AVDD_DDR0

C238

2.2uF

EPHY_RXD1

SOC_RESET

+3.3V_Normal

AVDD_DMPLL

C295

0.1uF

C4017

0.1uF

MVREF

C4062

0.1uF

C211

0.047uF

C285

0.1uF

R236

NON_EU

D1+_HDMI1

COMP2_Pr-

CEC_REMOTE_S7

EPHY_TXD0

C4023

0.1uF

EPHY_TXD1

AV_L_IN

+3.3V_Normal

C203

1000pF

OPT

SC1_CVBS_IN

R238

L207

BLM18PG121SN1D

R4027

1/10W

R201

100

DSUB_VSYNC

AVDD_DMPLL

C207

0.047uF

AVDD25_PGA

FRC_RESET

R278

ETHERNET

C230

0.047uF

DSUB_HSYNC

AVDD_DDR1

D0-_HDMI1

FRC_VDD33_DDR

C245

2.2uF

DSUB_G-

C286

0.1uF

C237

2.2uF

C210

1000pF

C4015
0.1uF

C258

0.1uF

VDD33

AVDD2P5

R249

L209

BLM18PG121SN1D

R4020

10K

C292

0.1uF

C294

0.1uF

C226

0.047uF

EPHY_REFCLK

AVDD2P5

C243

2.2uF

C253

1uF

CK+_HDMI1

SC1_G-/COMP1_Y-

R288

100

R4019
1K

C221

0.047uF

VDD33

RF_SWITCH_CTL

C4007

0.1uF

PC_L_IN

C208

0.047uF

TP204

R204

100

AU33

+2.5V_Normal

CK-_HDMI1

+2.5V_Normal

D2+_HDMI1

D0+_HDMI2

C213

0.047uF

C4003

0.1uF

R254

C229

0.047uF

AVDD_DDR_FRC

+2.5V_Normal

MODEL_OPT_3

SC1_FB

C212

0.047uF

SIDEAV_CVBS_IN

C247

2.2uF OPT

AMP_SCL

C4006

0.1uF

C217

1000pF

AU33

L222

BLM18PG121SN1D

R4002

C280

0.1uF

R245

CK-_HDMI2

SPDIF_OUT

EPHY_RXD0

R4006

10K

C4013

0.1uF

R4026

10K

SC1_ID

BT_ON/OFF

L214

BLM18PG121SN1D

FRC

+1.26V_VDDC

R202

100

SC1_SOG_IN

L217

BLM18PG121SN1D

FRC_AVDD

D2-_HDMI2

R258

R283

ETHERNET

L210

BLM18PG121SN1D

FRC

C206

0.047uF

C232

0.047uF

DTV/MNT_VOUT

C290

0.1uF

C4026

0.1uF

COMP2_DET

TU_SIF

C231

0.047uF

CK+_HDMI2

C4057

0.047uF

TU_SCL

TP206

C4036

0.1uF

R233

AUD_LRCH

L221

BLM18PG121SN1D

VDD33

MIU1VDDC

C4004

0.1uF

FRC

D2+_HDMI2

+1.26V_VDDC

ADC2P5

AUD_LRCK

C4008

0.1uF

C298

0.1uF

FRC

R243

R4015

1/16W

EPHY_CRS_DV

AV_R_IN

BT_DM

D1+_HDMI2

C216

0.047uF

C4041

0.1uF

C297

0.1uF

DSUB_R-

R287

SC1_G+/

R296

100

D0+_HDMI1

C256
0.1uF

R242

C214

0.047uF

R284

ETHERNET

EPHY_EN

C4024

0.1uF

C235

2.2uF

OPT

R4022
0

1/10W
5%

L215

BLM18PG121SN1D

HPD2

C4028

0.1uF

C234

2.2uF

OPT

C4065
0.022uF
16V

IF_AGC_MAIN

C257

0.1uF

AUD_MASTER_CLK

C296

0.1uF

C239

2.2uF

FRC_AVDD

R246

TP205

VDD33_DVI

R241

R4003

SCART1_Rout

R298

100

OPT

FRC_VDD33_DDR

C4064

0.1uF

IF_N_MSTAR

C4014

0.1uF

R248

HP_ROUT

AVDD_DDR1

R251

R234

C242

2.2uF

+2.5V_Normal

C224

1000pF

C209

0.047uF

C251

0.1uF

AVDD2P5

SIDEAV_R_IN

C4016

0.1uF

R280

ETHERNET

C246

2.2uF OPT

C223

0.047uF

SIDE_USB_DP

MODEL_OPT_2

C4060

2.2uF

SC1_R+/C

TP201

R250

R4025 22

L211

BLM18PG121SN1D

R240

FRC_LPLL

AV_CVBS_IN

DDC_SDA_2

C250

0.1uF

C220

0.047uF

R229

+1.26V_VDDC

TP202

AU25

VDD_RSDS

R4017

10K

OPT

C277

0.1uF

L206

BLM18PG121SN1D

C299

0.1uF

L204

BLM18PG121SN1D

FRCVDDC

EPHY_MDC

C4040

0.1uF

TP203

D1-_HDMI2

C288
0.1uF

VDD33

SC1/COMP1_R_IN

C4010

0.1uF

FRC

L202

BLM18SG121TN1D

L223

BLM18SG121TN1D

C4005
0.1uF

TP207

TP208

TP209

TP210

D1+_HDMI3

D0-_HDMI3

HPD3

CK+_HDMI3

CK-_HDMI3

D1-_HDMI3

DDC_SCL_3

D2+_HDMI3

D0+_HDMI3

DDC_SDA_3

D2-_HDMI3

D1-_HDMI4

D2+_HDMI4

HPD4

DDC_SCL_4

D0+_HDMI4

D0-_HDMI4

DDC_SDA_4

D2-_HDMI4

CK+_HDMI4

D1+_HDMI4

CK-_HDMI4

10uF

C275

10uF

C276

C279

10uF

FRC

C278

10uF

C282

10uF

FRC

C281

10uF

C284

C287
10uF

C289

10uF

C293

10uF

C4001

C4018

10uF

C4022

10uF

C4061

10uF

C4063

10uF

C249
4.7uF

C4045

1uF

C4020

0.1uF

C4025

0.1uF

C4031

0.1uF

MIU1VDDC

VDD33

NEC_SCL

NEC_SDA

R4029

0 OPT

R4028

OPT

AMP_SCL

AMP_SDA

CHB_CVBS_IN

R4032

R4033

R292

DEMOD_OPT

R291

DEMOD_OPT

AV_CVBS_IN2

TP211

R227

NO_FRC

R212

LVDS

R226

FRC

R209

DDR_256MB

R211

MINI_LVDS

R207

R206

FHD

R208

DDR_512MB

MODEL_OPT_4

C4066

10uF

L228

BLM18SG700TN1D

MODEL_OPT_5

MODEL_OPT_4

R294

100/120Hz LVDS

R297

50/60Hz LVDS

R295

GIP

R293

NON_GIP

MIU0VDDC

+1.26V_VDDC

10uF

C228

C240

0.1uF

FRC

C241

0.1uF

C4042

0.1uF

C4046

0.1uF

C4043

0.1uF

C4044

0.1uF

C261

27pF

C262

27pF

+3.3V_Normal

R205

10K

FRC

3D_POWER_EN

R210

100

/3D_FPGA_RESET

R213

100

C268

4.7uF

C272

4.7uF

L205

5.6uH

CM2012F5R6KT

L203

5.6uH

CM2012F5R6KT

MODEL_OPT_6

R215

LCD

R214

OLED

LGE107D (S7M Divx_Non RM)

IC101

S7M_DIVX

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

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

RMII For Ethernet

RSDS Power OPT

FRC

I2S_I/F

PIN NAME

DSUB

Normal 2.5V

Close to MSTAR

MODEL OPTION

FRC_LPLL:13mA

Normal Power 3.3V

DTV_IF

AVDD_DMPLL/AVDD_NODIE:7.362mA

FRC_MPLL:4mA

AU25:10mA

Close to MSTAR

AVDD_MEMPLL:24mA

VDD33_DVI:163mA

FHD

SCART1_RGB/COMP1

G19

AVDD2P5/ADC2P5:162mA

MODEL_OPT_3

AVDD25_PGA:13mA

VDDC : 2026mA

AVDD_DDR0:55mA

H/P OUT

VDDC 1.26V

PIN NO.

NO FRC

MODEL_OPT_0

CVBS In/OUT

AUDIO OUT

TU/DEMOD_I2C

FRC_AVDD:60mA

AUDIO IN

VDD_RSDS:88mA

MODEL_OPT_1

FRC_VDD33_DDR:50mA

COMP2

DDR_512MB

Close to MSTAR

SIDE USB

DDR3 1.5V

VDD33_T/VDDP/U3_VD33_2:47mA

MODEL OPTION

HDMI

AVDD_DDR_FRC:55mA

LOW

AU33:31mA

DDR_256MB

HIGH

MODEL_OPT_2

B/T USB

Close to MSTAR

RSDS Power OPT

AVDD_DDR1:55mA

Ver. 1.4

MINI LVDS

LVDS

MODEL_OPT_4

MODEL_OPT_5

100/120Hz LVDS

E18

GIP

NON_GIP

D18

50/60Hz LVDS

MODEL_OPT_6

LCD

OLED

NO_FRC : LOW LOW

U3_INTERNAL : HIGH LOW
U3_EXTERNAL : HIGH HIGH
PWIZ TCON with LG FRC : HIGH HIGH

OPT_0 OPT_4

Summary of Contents for 22LD350

Page 1: ...READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LT01B MODEL 42LD465 42LD465 DA 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 MFL63141213 1008 REV00 ...

Page 2: ...ht LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 EXPLODED VIEW 15 SVC SHEET ...

Page 3: ...ck 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 metallic part has a return path to t...

Page 4: ... 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 bu...

Page 5: ...e 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 replaced...

Page 6: ...thout special appointment 1 Temperature 20 ºC 5 ºC 77 ºF 9 ºF CST 40 ºC 5 ºC 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage AC 100 240 V 50 60 Hz Standard Voltage of each products is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 5 minutes pr...

Page 7: ...80x720 45 00 60 00 HDTV 720p 10 1920x1080 28 125 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 43 67 5 59 94 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 60Hz 85...

Page 8: ... 875 SXGA HDCP 8 1920 1080 67 5 60 148 5 WUXGA HDCP 8 2 PC Mode 8 HDMI Input PC DTV 8 1 DTV 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 ...

Page 9: ...anual Insert executing APC Boot file Download 1 Execute ISP program Mstar ISP Utility and then click Config tab 2 Set as below and then click Auto Detect and check OK message If Error 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 se...

Page 10: ...ADJ key Enter Internal ADC mode by pushing G key at 6 ADC Calibration Caution Using power on button of the Adj R C power 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 1024x768 ad 00 10 Adjust 1024x768 RGB aa 00 90 End Adjust Mode Required equipment Adjustment R C 3 2 Function Check 1 Chec...

Page 11: ...it is the FULL Dynamic Range of Module 4 2 Manual W B process using adj R C After enter Service Mode by pushing ADJ key Enter White Balance by pushing G After done all adjustments Press In start button and compare 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 ...

Page 12: ...ta HEXA Value 2 Changeable Data Serial No Controlled Data 01 Month Controlled Data 00 Year Controlled Check sum Auto Download Manual Download Caution 1 Use the proper signal cable for EDID Download Analog EDID Pin3 exists Digital EDID Pin3 exists 2 Nerver connect HDMI D sub Cable at the same time 3 Use the proper cables below for EDID Writing 4 Download HDMI1 HDMI2 separately because each data is ...

Page 13: ...ight reserved Only for training and service purposes 1 FHD RGB EDID Data CS 1D 2 FHD HDMI EDID Data CS D739 3 FHD HDM2 EDID Data CS D739 4 HD RGB EDID Data CS 93 5 HD HDMI1 EDID Data CS 7AD5 6 HD HDMI2 EDID Data CS 7AD5 7 HD HDMI3 EDID Data CS 7AB5 8 ASCII Code ...

Page 14: ...sh the OK key to store value Then the message Saving OK is pop Press the exit key to finish VCOM adjustment Visual Adjust and control the Voltage level V COM default value is different from module 1 32LD450 417 2 37LD450 432 3 42LD450 433 4 7 Outgoing condition Configuration When pressing IN STOP key by SVC remocon Red LED are blinked alternatively And then Automatically turn off Must not AC power...

Page 15: ...nd mechanical parts in this chassis 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 IMPOR...

Page 16: ...V0N RED 8 U25 A1P RLV1P RED 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 ...

Page 17: ... 10K FRC 3D_POWER_EN R210 100 3D 3D_FPGA_RESET R213 100 3D C268 4 7uF C272 4 7uF L205 5 6uH CM2012F5R6KT L203 5 6uH CM2012F5R6KT MODEL_OPT_6 R215 1K LCD R214 1K OLED LGE107D S7M Divx_Non RM IC101 S7M_DIVX A_RXCP F1 A_RXCN F2 A_RX0P G2 A_RX0N G3 A_RX1P H3 A_RX1N G1 A_RX2P H1 A_RX2N H2 DDCDA_DA GPIO24 F5 DDCDA_CK GPIO23 F4 HOTPLUGA GPIO19 E6 B_RXCP D3 B_RXCN C1 B_RX0P D1 B_RX0N D2 B_RX1P E2 B_RX1N E...

Page 18: ...5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 VSSQ_5 E2 VSSQ_6 E8 VSSQ_7 F9 VSSQ_8 G1 VSSQ_9 G9 R327 0 R328 0 H5TQ1G63BFR H9C IC301 1 FRC_DDR_1333 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 K1 RAS J3 CAS K3 WE L3 RESET T2 DQSL ...

Page 19: ...12DN 3 IN 2 GND 4 BS 1 FB 5 VCC 6 SW_1 7 SW_2 8 EN SYNC R410 10K R446 30K 1 OPT R438 0 FRC R462 10K 1 R431 22K R425 100 POWER_24_INV_CTL L415 3 6uH NR8040T3R6N Q402 RT1P141C T112 1 2 3 IC401 MP8706EN C247 LF Z 3 SW_2 2 SW_1 4 BST 1 IN 5 EN SYNC 6 FB 7 VCC 8 GND C419 1uF 25V OPT R445 10K IC408 NCP803SN293 1 GND 3 VCC 2 RESET R459 10K R480 100 PD_ 12V C443 4 7uF 16V C420 22uF 10V C469 22uF 10V C471 ...

Page 20: ...2 2 4 4 1 1 5 5 6 6 7 7 8 8 R1076 22 NEC_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 X1002 32 768KHz NEC_ISP_Rx AMP_RESET_N...

Page 21: ...01 100 LED_B LG_LOGO C2409 1000pF 50V OPT R2407 10K Commercial_EU 3 5V_ST KEY1 L2403 BLM18PG121SN1D L2401 BLM18PG121SN1D R2411 100 EYEQ TOUCH_KEY C2403 0 1uF 16V R2416 10K OPT Q2402 2SC3052 Commercial E B C L2404 BLM18PG121SN1D IR_OUT D2402 5 6V AMOTECH R2422 0 Commercial_US R2404 10K 1 R2405 10K 1 R2417 22 WIRELESS R2418 10K WIRELESS R2419 47K WIRELESS IR_PASS R2420 47K WIRELESS Q2403 2SC3052 WIR...

Page 22: ... GIP R691 0 GIP R692 0 NON_GIP R693 0 NON_GIP C621 0 47uF 25V C615 1uF 50V C677 0 047uF NON_GIP VGH 25V VGH_M 25V R605 47K OPT VGH 25V R633 10 GIP R630 10 GIP R603 OPT OPT R696 0 GIP R698 1M NON_GIP C661 10uF 16V REF REF R632 10K GIP R627 0 C617 1uF 50V R629 10 GIP R631 10 GIP EN2 R613 1K EN2 EN2 D606 100V MMSD4148T1G OPT D607 100V MMSD4148T1G VDD_LCM 16V R616 10K OPT R638 0 OPT R631 1 200 NON_GIP...

Page 23: ..._HDMI_2 D1 _HDMI4 D802 R808 0 JP806 D1 _HDMI1 R890 4 7K 5V_HDMI_4 R862 10K CK _HDMI4 D0 _HDMI4 D823 ENKMC2838 T112 A1 C A2 EDID_WP R876 22 JP809 R802 3 3K R849 0 D821 ENKMC2838 T112 A1 C A2 CK _HDMI4 D0 _HDMI3 R829 0 JP811 5V_Normal R806 22 R871 10K R860 100 R820 0 R878 22 IC804 AT24C02BN 10SU 1 8 HDMI_SIDE 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC R846 0 CK _HDMI1 C803 0 1uF 16V DDC_SCL_4 JK804...

Page 24: ... VINPUT 4 FIX_POLE C1129 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 2 S16 IC1104 NL17SZ00DFT2G OPT 3 GND 2 B 4 Y 1 A 5 VCC R1134 0 DSUB_DET D1112 30V R1148 0 R1150 0 R1146 10K R1127 0 C1131 0 1...

Page 25: ...1 0 33uF C1105 0 1uF R1157 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 JK1...

Page 26: ..._OPT R3307 10K SIDE_AV_OPT C3303 100pF 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...

Page 27: ...IRELESS_DL_TX IC2601 MC14053BDR2G OPT 3 Z1 2 Y0 4 Z 1 Y1 6 INH 5 Z0 7 VEE 8 VSS 9 C 10 B 11 A 12 X0 13 X1 14 X 15 Y 16 VDD IR_PASS R2618 0 R2619 0 TP2601 TP2602 R2620 0 WIRELESS JK2601 KJA PH 3 0168 14 GND_3 13 I2C_SDA 5 VCC 24V 20V 17V _5 12 I2C_SCL 11 GND_2 2 VCC 24V 20V 17V _2 19 GND_5 18 IR 10 RESET 4 VCC 24V 20V 17V _4 1 VCC 24V 20V 17V _1 17 GND_4 9 GND_1 8 INTERRUPT 3 VCC 24V 20V 17V _3 16 ...

Page 28: ... CRITICAL COMPONENTS IN 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 USB...

Page 29: ...P R637 4 51K 1 TCON_47_FHD_60_LAMP R643 4 270K 1 TCON_47_FHD_60_LAMP R635 4 180K 1 TCON_47_FHD_60_LAMP R636 4 68K 1 TCON_47_FHD_60_LAMP R611 4 220K 1 TCON_47_FHD_60_LAMP R620 5 51K 1 TCON_47_FHD R621 5 220K 1 TCON_47_FHD R622 5 11K 1 TCON_47_FHD R637 5 51K 1 TCON_47_FHD R643 5 270K 1 TCON_47_FHD R636 5 75K 1 TCON_47_FHD R635 5 180K 1 TCON_47_FHD R611 5 220K 1 TCON_47_FHD R637 6 27K 1 TCON_55_FHD R...

Page 30: ...R1219 10 R1212 10 AR1218 10 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 ...

Page 31: ... THAT ONLY MANUFATURES 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 ...

Page 32: ..._1 9 SIF 8 NC IF_TP 3 B 16 IF_AGC_CNTL 7 SDA 6 SCL 15 RESET 18 DIF_2 19 SHIELD IC5001 AZ1117H ADJTRE1 EH11A 2 OUTPUT 3 INPUT 1 ADJ GND R5030 220 NON_TU_CVBS_BYPASS R5031 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 NT...

Page 33: ...SDB_DEMOD C2903 0 1uF ISDB_DEMOD FE_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 ...

Page 34: ... IC3001 SC4215ISTRT ISDB_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_POW...

Page 35: ...9 R3859 0 OPT Q3803 2SC3052 E B C R3812 75 5V_Normal R3858 0 OPT R3802 10K SC1_FB R3838 0 OPT 3 3V_Normal COMP2_Y DTV MNT_VOUT D3807 5 6V R3857 0 OPT JK3801 PPJ238 01 NON_CI_30 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 5H RD2 O SPRING_2 6H RD2 E LUG 6A YL1 E LUG 5A YL1 O SPRING 4A YL1 CONTACT 5B WH1 O ...

Page 36: ...16V OPT RXB2 RXC2 VCOMR POL RXB3 RXC1 C701 0 1uF 16V MINI_LVDS GMA1 GMA13 RXB0 RXA1 RXD3 GMA12 R703 3 3K MINI_LVDS R721 0 OPT R728 0 SCAN R720 0 SCAN R723 0 OPT R713 0 NON_SCAN SCAN_BLK1 OPC_OUT R714 0 OPT R724 0 OPT VDD_EVEN CLK1 VGL 5V Z_OUT CLK4 VGI_N VGI_P VST CLK2 VGL_I CLK5 CLK6 R745 0 NON_GIP CLK3 VDD_ODD VGI_N R767 0 NON_GIP VGH_M 25V CLK1 R752 0 NON_GIP R753 0 NON_GIP R771 0 NON_GIP CLK5 ...

Page 37: ...00V 1N4148W OPT AUD_SCK 0 01uF C543 50V OPT 0 1uF C515 50V SPK_L 24V R515 10K 0 1uF C513 16V 0 1uF C509 0 1uF C505 16V SPK_L 0 1uF C526 50V Q501 2SC3052 E B C 3 3V_Normal C516 1000pF 50V R535 3 3 OPT C547 0 01uF 50V OPT AMP_MUTE_HOTEL C501 10uF 10V OPT C503 10uF 10V OPT C511 10uF 10V OPT R526 12 R522 12 R520 12 R525 12 R519 12 R524 12 R521 12 R523 12 C546 22pF 50V OPT C545 22pF 50V OPT C544 22pF 5...

Page 38: ... 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 BT_LOUT BT_DM BT_ON OFF BT_DP GP2_Saturn7M NON B T NOT USING B T Ver 1 0 44 ...

Page 39: ...TS_DATA 0 FE_TS_DATA 6 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_...

Page 40: ...ING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC TP2109 EPHY_TXD1 EPHY_RXD1 EPHY_CRS_DV TP2107 TP2111 RST_PHY TP2101 EPHY_EN TP2110 TP2108 TP2104 TP2103 EPHY_RXD0 EPHY_REFCLK EPHY_MDIO TP2106 EPHY_MDC EPHY_TXD0 TP2105 ET_RXER TP2102 NON ETHERNET Ver 1 0 GP2_Saturn7M NON ETHERNET 48 ...

Page 41: ...ON 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 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 ...

Page 42: ...TION 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 AMP_MUTE_HOTEL SPK_R _HOTEL SPK_R _HOTEL NON CHINA HOTEL NON CHINA HOTEL GP2_Saturn7M Ver 1 0 52 ...

Page 43: ...ORTANT 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 CHB_CVBS_IN PIF_SPI_CS R6001 0 NON CHB Ver 1 0 GP2_Saturn7M 68 ...

Page 44: ......

Page 45: ...ule Check IC402 3 5 7 Output Voltage IC402 2 5V IC403 1 26V IC405 3 3V IC407 1 5V Replace IC402 3 5 7 Re download Micom software Check Micom Voltage IC1002 pin 48 3 5V Replace L404 20V Voltage is dependent on Model 26LD350 24V Check LVDS Power Voltage Q409 12V Replace Q409 Check Mstar LVDS Output Replace Mstar IC101 or Main Board Change Module ok ok ok ok ok ok ok ok ok ok No No No No No No No No ...

Page 46: ...Signal TU5001 17 18 Pin Replace IC5001 Check Tuner 5V Power L5002 Check IC401 Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok ok ok ok ok No No No No No Replace IC401 No Bad Tuner Replace Tuner Replace L5002 ok Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 47: ...Signal TU5001 11 Pin Replace IC5001 Check Tuner 5V Power L5002 Check IC401 Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok ok ok ok ok No No No No No Replace IC401 No Bad Tuner Replace Tuner Replace L5002 ok Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 48: ...ck Component Cable for damage or open conductor Check JK3801 Y PB PR signal Line ok ok ok No Replace Jack ok Check CVBS_DET Signal Replace R3802 or R3803 No Check Mstar LVDS Output Replace Mstar IC101 or Main Board No Check COMP_DET Signal Replace R3804 or R3805 No Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok No Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for traini...

Page 49: ...1143 SDA SCL Check JK1104 H V_Sync R G B Signal Line ok ok ok No No Replace the defective IC or re download EDID data ok Replace Jack Check DSUB_DET Replace R1146 or R1147 No Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok No Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 50: ...M IC103 Power I2C Signal Replace the defective IC ok No Replace Jack Check HDMI Signal Check other set If no problem check signal line ok No Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok No Replace Main Board No Check HDMI_DET HPD No ok Replace R802 R804 R830 R896 Q802 Replace R835 R837 R862 R897 Q803 HDMI1 HDMI2 HDMI1 HDMI2 Copyright ⓒ 2010 LG Electronics Inc All right reserved Onl...

Page 51: ... No Off Toggle the Menu Check AMP IC IC501 Power 20V 3 3V 1 8V No Check Regulator IC404 20V Voltage is dependent on Model 26LD350 24V Check Mstar I2S Output R503 R504 R505 No Check signal line Or replace Mstar IC101 Check Mstar AUDIO_MASTER_CLK TP502 No Replace Mstar IC101 or Main Board ok Check AMP I2C Line R506 R507 No Check signal line Or replace Mstar IC101 Copyright ⓒ 2010 LG Electronics Inc ...

Page 52: ...ce L5003 Check Tuner 1 2V Power IC5001 2 pin 1 2V Check IF_P N Signal TU5001 17 18 Pin Replace IC5001 Check Tuner 5V Power L5002 Check IC401 ok ok ok ok No No No No Replace IC401 No Bad Tuner Replace Tuner Replace L5002 ok Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 53: ...place L5003 Check Tuner 1 2V Power IC5001 2 pin 1 2V Check CVBS Signal TU5001 11 Pin Replace IC5001 Check Tuner 5V Power L5002 Check IC401 ok ok ok ok No No No No Replace IC401 No Bad Tuner Replace Tuner Replace L5002 ok Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 54: ...k No Replace Jack Follow procedure 8 All source audio trouble shooting guide Follow procedure 8 All source audio trouble shooting guide 13 RGB Audio Check Cable conductors for damage or open conductor Check JK1102 Signal Line ok No ok Replace Jack Follow procedure 8 All source audio trouble shooting guide Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes...

Page 55: ...r damage or open conductor Check JK3301 Signal Line ok ok No Replace Jack Follow procedure 8 All source audio trouble shooting guide Copyright ⓒ 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 56: ...Only Service JK1103 AUDIO OUT SPDIF JK3301 AUDIO OUT SIDE_HEADPHONE RGB PC In P1102 PC EDID EEPROM AT24C02BN 10SU IC1105 TX RX RGB DDC_SCL1 SDA1 RGB_DDC_SCL SDA COMPONENT In AVI In SIDE_AV2 In JK3302 COMP CVBS1 I2C_SCL SDA LVDS P705 AUDIO COMP L R CVBS1 L R CVBS2 AUDIO CVBS2 L R LED_B LG LOGO IR_OUT IR_PASS JK1102 AUDIO RGB PC In L R SPDIF_OUT HP_L ROUT I2S P5301 4pin 2 SPK SIDE_USB_DP DM JK3801 2...

Page 57: ...OM AT24C02BN 10SU IC1105 TX RX RGB DDC_SCL1 SDA1 RGB_DDC_SCL SDA COMPONENT In AVI In SIDE_AV2 In JK3302 COMP CVBS1 I2C_SCL SDA Mini LVDS P701 2 LVDS P701 2 P GAMMA for MINI LVDS MAX9668ETP IC601 GMA 8 bit LEVEL SHIFT MAX17119ETI IC602 GCLK 6bit GSP GVST GVDD_EVEN ODD AUDIO COMP L R CVBS1 L R CVBS2 AUDIO CVBS2 L R LED_B LG LOGO IR_OUT IR_PASS MINI_LVDS_POWER MAX17113 IC603 DPM_A EN2 MINI_LVDS_POWER...

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LG 22LD350, Service Manual

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