LG 22LD320H-TB Service Manual Download Page 19

Page: 19 / 37

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.

FRC_LPLL

C219

0.047uF

C227

0.047uF

VDD33

L212

BLM18PG121SN1D

+1.5V_DDR

DDC_SDA_1

C4019

0.1uF

C4056

0.1uF

C4027

0.1uF

C4032

0.1uF

C263
10uF

DDC_SCL_2

D2-_HDMI1

R257

SCART1_Lout

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

SC1_B-/COMP1_Pb-

R239

R282

OPT

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

L219

BLM18PG121SN1D

AMP_SDA

R285

OPT

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

R228

AVDD2P5

AVDD25_PGA

AVDD_DDR0

R256

R253

DDC_SCL_1

R244

R4024 22

HP_LOUT

ADC2P5

AVDD_DMPLL

D0-_HDMI2

MODEL_OPT_5

C4059

2.2uFOPT

SIDE_USB_DM

R4023

10K

C244

2.2uF

C4012

0.1uF

C205

0.047uF

AVDD_DDR0

C238

2.2uF

OPT

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

C4023

0.1uF

+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

R278

OPT

C230

0.047uF

DSUB_HSYNC

AVDD_DDR1

D0-_HDMI1

C245

2.2uF

DSUB_G-

C237

2.2uF

C210

1000pF

C4015
0.1uF

C258

0.1uF

AVDD2P5

R249

L209

BLM18PG121SN1D

R4020

10K

C292

0.1uF

C294

0.1uF

C226

0.047uF

AVDD2P5

C243

2.2uF

C253

1uF

CK+_HDMI1

SC1_G-/COMP1_Y-

R288

100

R4019
1K

C221

0.047uF

C4007

0.1uF

PC_L_IN

C208

0.047uF

TP204

AU33

+2.5V_Normal

CK-_HDMI1

+2.5V_Normal

D2+_HDMI1

D0+_HDMI2

C213

0.047uF

C4003

0.1uF

R254

C229

0.047uF

+2.5V_Normal

MODEL_OPT_3

SC1_FB

C212

0.047uF

C247

2.2uF OPT

AMP_SCL

C4006

0.1uF

C217

1000pF

AU33

R4002

C280

0.1uF

R245

CK-_HDMI2

SPDIF_OUT

R4006

10K

C4013

0.1uF

R4026

10K

SC1_ID

+1.26V_VDDC

SC1_SOG_IN

L217

BLM18PG121SN1D

D2-_HDMI2

R258

R283

OPT

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

VDD33

MIU1VDDC

D2+_HDMI2

+1.26V_VDDC

ADC2P5

AUD_LRCK

C4008

0.1uF

R243

R4015

1/16W

D1+_HDMI2

C216

0.047uF

C297

0.1uF

DSUB_R-

R287

SC1_G+/

R296

100

D0+_HDMI1

C256
0.1uF

R242

C214

0.047uF

R284

OPT

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

2.2uFOPT

R246

TP205

VDD33_DVI

R241

R4003

SCART1_Rout

R298

100

OPT

C4064

0.1uF

IF_N_MSTAR

C4014

0.1uF

R248

HP_ROUT

AVDD_DDR1

R251

R234

C242

2.2uF

C224

1000pF

C209

0.047uF

C251

0.1uF

AVDD2P5

R280

OPT

C246

2.2uF OPT

C223

0.047uF

SIDE_USB_DP

MODEL_OPT_2

C4060

2.2uFOPT

SC1_R+/C

TP201

R250

R4025 22

L211

BLM18PG121SN1D

R240

DDC_SDA_2

C250

0.1uF

C220

0.047uF

R229

TP202

AU25

C277

0.1uF

C299

0.1uF

L204

BLM18PG121SN1D

TP203

D1-_HDMI2

C288
0.1uF

VDD33

SC1/COMP1_R_IN

L202

BLM18SG121TN1D

L223

BLM18SG121TN1D

TP207

TP208

TP209

TP210

10uF

C275

10uF

C276

C278

10uF

C281

10uF

C284

C287
10uF

C289

10uF

C293

10uF

C4001

C4018

10uF

C4022

10uF

C4063

10uF

C249
4.7uF

C4045

1uF

C4020

0.1uF

C4025

0.1uF

C4031

0.1uF

MIU1VDDC

VDD33

R4029

0 OPT

R4028

OPT

AMP_SCL

AMP_SDA

R4032

R4033

R227

NO_FRC

R212

LVDS

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

R297

50/60Hz LVDS

R295

GIP

R293

NON_GIP

MIU0VDDC

+1.26V_VDDC

10uF

C228

C241

0.1uF

C4042

0.1uF

C4046

0.1uF

C4043

0.1uF

C4044

0.1uF

C261

27pF

C262

27pF

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

EXT_L_AMP

EXT_R_AMP

R4035

22K

R4034

22K

C4068

0.01uF

C4067

0.01uF

R279

OPT

R281

OPT

R294

100/120Hz LVDS

R226

FRC

C286

0.1uF

VDD33

L206

BLM18PG121SN1D

C4016

0.1uF

FRC_LPLL

NEC_SCL

NEC_SDA

PI_SDA

PI_SCL

REAR_USB_DP

REAR_USB_DM

MAIN_2

ANALOG SIF

FRC

I2S_I/F

PIN NAME

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

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_I2C

AUDIO IN

MODEL_OPT_1

COMP2

DDR_512MB

Close to MSTAR

SIDE USB

DDR3 1.5V

VDD33_T/VDDP/U3_VD33_2:47mA

MODEL OPTION

HDMI

LOW

AU33:31mA

DDR_256MB

HIGH

MODEL_OPT_2

Close to MSTAR

RSDS Power OPT

AVDD_DDR1:55mA

Ver. 1.0

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

FRC_LPLL:13mA

EAX62115501

REAR USB

Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 22LD320H-TB

Page 1: ...EAD THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LB0AV MODEL 22LD320H 22LD320H TB 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 MFL67223419 1107 REV00 ...

Page 2: ...right 2011 LG Electronics Inc All rights reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 BLOCK DIAGRAM 16 EXPLODED VIEW 17 SCHEMATIC CIRCUIT DIAGRAM ...

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

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

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

Page 6: ...ted 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 4 Model General Specification No Item Specification Remarks 1 Market Oceania Australia New Zealand 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I II 3 NTSC M 4 DVB T 3 Receiving system Analog Upper Heterodyne G DVB T Digita...

Page 7: ...1280x720 45 00 60 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 H...

Page 8: ... 59 8 84 75 WXGA HDCP 7 1920 1080 67 25 60 148 5 1080P FHD Model only 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 50 00...

Page 9: ...heck 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 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 detecti...

Page 10: ...alibration 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 remote control 3 2 Function Check Check display and sound Check Input and Signal items cf work instructions 1 TV 2 AV SCART 3 COMPONENT 480i 4 RGB PC 1024 x 768 ...

Page 11: ... TV as below 2 Enter the Configuration Setup mode in pressing remote control keys The method to enter Configuration Setup mode IN START MENU Configuration Setup OK 1 Select 5V DC Power Outlet and change the setting No Yes After that check LED color in JIG 2 After checking 5V DC Power Outlet change the setting Yes No 3 Please check 12V DC Power Outlet in the same procedure 3 Check the LED for IR Ou...

Page 12: ...e EDID Data to EEPROM 24C02 by using DDC2B protocol Check whether written EDID data is correct or not For Service main Assembly EDID have to be downloaded to Insert Process in advance 4 5 DDC EDID Write HDMI 256Byte Connect HDMI Signal Cable to HDMI Jack Write EDID Data to EEPROM 24C02 by using DDC2B protocol Check whether written EDID data is correct or not For Service main Assembly EDID have to ...

Page 13: ... FF FF FF FF FF FF FF FF B0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF C0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF D0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF E0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF F0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 0 1 2 3 4 5 6 7 8 9 A B C D E F 00 00 FF FF FF FF FF FF 00 1E 6D a b 10 c 01 03 80 73 41 78 0A CF 74 A3 57 4C B0 23 20 0...

Page 14: ...NGTH 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 in EEPROM 5 3 Method notice A Serial number D L is using of scan equipment B...

Page 15: ...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 2 Check the method of CI Key value RS232 1 Into the main assembly mode RS232 aa 00 00 2 Check the method of CI key by command RS232 ci 00 20 3 Result value i 01 OK 1d1852d21c1ed5dcx 15 LGE Internal Use Only Copy...

Page 16: ...AV_L R_IN COMP_L R_IN PC_L R_IN TV DTV_VOUT A_TMDQ 0 16 Head Phone RS 232C MAX3232CDR IC1106 SPDIF SPDIF_OUT DSUB_H VSYNC HP_L ROUT L R PI_TS_DATA 0 7 FE_TS_DATA 0 7 CI_ADDR 0 7 AUDIO IN NEC_TX RX HPD1 2 HDMI_CEC 5V_HDMI 1 2 TMDS 0 7 Data Clock USB_DM DP EEPROM M24M01 HRMN6 IC104 EEPROM CAT24WC08W T HDCP IC103 I2C LVDS 8bit or 10 bit Serial Flash IC1401 For Boot HDMI 1 2 MP2305 IC1302 DC DC Conv 1...

Page 17: ... and 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 IMP...

Page 18: ...LV8P AE20 D2M LLV8N AF20 D3P TCON3 AF19 D3M TCON2 AD18 D4P TCON1 AE18 D4M TCON0 AF18 GPIO0 TCON15 HSYNC VDD_ODD AB22 GPIO1 TCON14 VSYNC VDD_EVEN AB23 GPIO2 TCON7 LDE GCLK4 AC23 GPIO3 TCON6 LCK GCLK2 AC22 FRC_GPIO0 UART_RX AB16 FRC_GPIO1 AA14 FRC_GPIO3 AC15 FRC_GPIO8 Y16 FRC_GPIO9 UART_TX AC16 FRC_GPIO10 AC14 FRC_I2CM_DA AA16 FRC_I2CM_CK AA15 FRC_I2CS_DA Y10 FRC_I2CS_CK AA11 FRC_PWM0 AB15 FRC_PWM1 ...

Page 19: ...29 C4 HOTPLUGD GPIO22 E5 CEC GPIO5 D6 HSYNC0 G5 VSYNC0 G6 RIN0P K1 RIN0M L3 GIN0P K3 GIN0M K2 BIN0P J3 BIN0M J2 SOGIN0 J1 HSYNC1 G4 VSYNC1 H6 RIN1P K5 RIN1M K4 GIN1P J4 GIN1M K6 BIN1P H4 BIN1M J6 SOGIN1 J5 HSYNC2 H5 RIN2P N3 RIN2M N2 GIN2P M2 GIN2M M1 BIN2P L2 BIN2M L1 SOGIN2 M3 CVBS0P N4 CVBS1P N6 CVBS2P L4 CVBS3P L5 CVBS4P L6 CVBS5P M4 CVBS6P M5 CVBS7P K7 CVBS_OUT1 M6 CVBS_OUT2 M7 VCOM0 N5 VIFP ...

Page 20: ...DR3_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 RLV1P RED ...

Page 21: ...0V P403 FW20020 24S 26 42 19 14 9 4 18 13 8 3 17 12 7 2 16 11 6 1 20 15 10 5 21 22 23 24 R451 0 POWER_18_A_DIM R453 0 POWER_20_A_DIM 0 R484 POWER_20_PWM_DIM L424 CIC21J501NE C485 0 1uF 16V R485 0 POWER_22_A_DIM 3 3V_Normal R486 4 7K OPT R488 100K R429 47K R475 0 POWER_24_GND R476 0 POWER_23_GND R419 1K R470 0 OPT 0 1uF C486 NON_FRC R447 1 27K 1 PD_ 3 5V R450 1K 1 PD_ 3 5V R402 100 24V IC406 AOZ107...

Page 22: ...WS 12L 1 2 3 4 5 6 7 8 9 10 11 12 13 EXT_PWR_DET EEPROM_SCL Q1004 2SA1504S E B C CLOCK_SDA R1040 22 R1017 22 OPT R1038 4 7K MST_NEC_RX R1003 47K SUB_EEPROM R1054 22 NEC_RX MICOM_RESET INV_CTL R1085 10 R1010 10K OPT R1076 4 7K 3 5V_ST DBG_SW R1034 22 R1082 10 CLOCK_SCL SW1001 JTP 1127WEM 1 2 4 3 R1021 22 OPT EXT12V_CTRL R1078 22 R1035 10K C1010 0 1uF 16V RTC_INT MICOM_RESET R1043 100 OPT EDID_WP IC...

Page 23: ...6B R2432 10K IR_OUT 5V_ST R2433 0 R2434 22 R2435 10K R2436 4 7K IR_OUT_HDMI1 Q2407 2SC3052 E B C IC2401 74AC08SJ 3 O0 2 B0 4 A1 1 A0 6 O1 5 B1 7 GND 8 O3 9 B3 10 A3 11 O2 12 B2 13 A2 14 VCC IR_OUT_HDMI2 3 5V_ST IR_OUT_CTRL C2408 0 1uF IR_OUT_RS232C IR P2401 12507WS 08L 1 KEY1 2 KEY2 3 GND 4 5V_ST 5 GND 6 IR 7 LED_B 8 LED_R 9 P2402 12507WR 03L 22 26 1 KEY1 2 KEY2 3 GND 4 L2404 BLM18PG121SN1D 22 26 ...

Page 24: ... 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 R629 1 200 NON_GIP P700 12505WS 03A00 URSA_DEBUG 1 2 3 4...

Page 25: ...DMI1 R803 1 8K C802 0 1uF 16V JP804 D0 _HDMI1 DDC_SDA_1 JP810 R830 10K JP802 5V_Normal R826 22 5V_DET_HDMI_2 EDID_WP R828 10K D1 _HDMI1 C806 0 1uF R804 1 8K DDC_SDA_1 R884 4 7K DDC_SCL_2 CK _HDMI1 R874 10K D826 AVRL161A1R1NT OPT GND HDMI_CEC CEC_REMOTE C810 0 1uF 16V GND R893 10K D825 R883 0 OPT R825 22 BSS83 Q805 S B D G R892 68K OPT 3 5V_ST R853 68K GND R854 68K OPT R857 68K OPT R855 0 OPT C805 ...

Page 26: ...2 X19 3 5V_ST R1130 10K C1115 1000pF 50V OPT SIDE_HP_MUTE C1116 1000pF 50V OPT 3 3V_Normal HP_DET R1155 1K HP_LOUT 2 X19 Q1101 MMBT3904 F E B C Q1102 MMBT3904 F E B C C1119 10uF 16V C1118 10uF 16V Q1104 MMBT3904 F E B C R1125 1K R1128 1K R1133 75 R1135 75 R1137 75 R1112 0 R1113 0 Q1105 ISA1530AC1 E B C Q1106 2SC3052 E B C R1129 3 3K JACK1101 PEJ024 01 6B T_TERMINAL2 8 SHIELD_PLATE 7B B_TERMINAL2 5...

Page 27: ...Q 3 ENABLE FAULT 2 DV DT 4 I LIMIT 1 GND 5 NC 6 SOURCE_1 7 SOURCE_2 8 SOURCE_3 9 SOURCE_4 10 SOURCE_5 11 VCC R1322 1K C1304 0 01uF 50V R1305 12 4K R1325 10K D1301 A1 C A2 EXT5V_CTRL R1302 100K OPT IC1302 MP2305DS 3 SW 2 IN 4 GND 1 BS 5 FB 6 COMP 7 EN 8 SS L1303 CB3216PA501E R1317 1K C1309 0 1uF 50V EXT12V_CTRL R1320 43 C1308 2700pF 50V EXT_12V 12V EXT_5V R1308 10K C1312 22uF 16V C1303 0 47uF 25V C...

Page 28: ...2 4 1K 1 TCON_42_FHD_60_LAMP R621 4 220K 1 TCON_47_FHD_60_LAMP R609 1 510K 1 TCON_32_FHD R620 1 22K 1 TCON_32_FHD R636 1 27K 1 TCON_32_FHD R621 1 220K 1 TCON_32_FHD R637 4 51K 1 TCON_47_FHD_60_LAMP R621 2 220K 1 TCON_37_FHD R610 2 91K 1 TCON_37_FHD R635 4 180K 1 TCON_47_FHD_60_LAMP R620 4 30K 1 TCON_47_FHD_60_LAMP R611 1 200K 1 TCON_32_FHD R641 2 56K 1 TCON_37_FHD R622 4 11K 1 TCON_47_FHD_60_LAMP ...

Page 29: ...6 R7 IO4_17 N7 IO4_19 T8 IO4_21 M8 IO4_22 N8 IO4_23 M10 IO4_25 T9 IO4_27 N9 IO4_29 T11 IO4_31 N10 IO4_32 N11 IO4_36 N12 IO4_37 M9 IO4_38 M11 IO4_39 M12 IO4_40 R12 IO4_42 T13 IO4_43 R13 IO4_44 R14 IO4_45 P13 IO4_46 T15 IO4_47 R15 IO4_48 N13 IO3_1 P14 IO3_2 P15 IO3_3 R16 IO3_4 N15 IO3_5 N16 IO3_6 K12 IO3_7 K14 IO3_8 L12 IO3_9 N14 IO3_10 M13 IO3_11 M14 IO3_12 L13 IO3_13 M15 IO3_14 M16 IO3_15 L14 IO3_...

Page 30: ...SSQ_9 G9 H5TQ1G63BFR H9C IC1201 DDR3_1G_HYNIX 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 F3 DQSL G3 DQSU C7 DQSU B7 DML E7 DMU D3 DQL0 E3 DQL1 F7 DQL2 F2 DQL3 F8 DQL4 H3 DQL5 H8 DQL6 G2 DQL7 H7 DQU0 D7 DQU1 C3 DQU2 C8 DQU3 C2 DQU4 A7 DQU5 A2 DQU6 B8 DQU7 ...

Page 31: ... R3749 0 CONTROL_ATTEN IF_N_MSTAR C3701 0 1uF 16V TU_SCL R3753 4 7K 5V_TU R3732 100 R3760 0 R3761 0 C3730 10uF 10V C3719 22uF 10V OPT C3722 22uF 10V C3723 22uF 10V C3737 100pF 50V C3738 0 1uF 16V R3704 0 IC3703 AZ1117H ADJTRE1 EH11A 2 OUTPUT 3 INPUT 1 ADJ GND R3768 1 2K R3767 10 R3740 1 2K R3741 1 2K R3735 33 R3736 33 C3711 18pF 50V C3713 18pF 50V R3752 220 R3751 220 R3755 470 TU3702 TDTJ S001D TU...

Page 32: ..._LVDS 1 GND 2 GMA1 3 GMA3 4 GMA4 5 GMA6 6 GMA7 7 GMA9 8 GMA10 9 GMA12 10 GMA13 11 GMA15 12 GMA16 13 GMA18 14 GND 15 OPT_N 16 H_CONV 17 VST_IN 18 POL 19 SOE 20 GND 21 LV0 22 LV0 23 LV1 24 LV1 25 LV2 26 LV2 27 LVCLK 28 LVCLK 29 LV3 30 LV3 31 LV4 32 LV4 33 LV5 34 LV5 35 GND 36 VCC 37 VCC 38 GND 39 HALF_VDD 40 HALF_VDD 41 VDD 42 VDD 43 GND 44 VCOM_IN 45 VCOM_FB 46 GND 47 VST 48 VSS 49 VGH_EVEN 50 VGH_...

Page 33: ...PT 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 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 50V OPT TP502 C434 0 1uF 16V ...

Page 34: ...2303 10uF 10V 26 42 SIDE_USB_DM SIDE_USB_DP R2304 0 26 42 R2301 180 26 42 USB1_CTL D2302 5 6V CDS3C05HDMI1 26 42 USB1_OCD R2302 47 26 42 R2307 10K 26 42 JK2301 KJA UB 4 0004 26 42 1 2 3 4 5 D2303 5 6V CDS3C05HDMI1 22 P2302 UB01123 4HHS 4F 22 1 2 3 4 5 D2304 5 6V CDS3C05HDMI1 22 REAR_USB_DP REAR_USB_DM R2310 0 22 R2311 0 22 5V_Normal R2308 180 22 USB1_CTL R2309 0 22 3 3V_Normal USB1_OCD IC2302 MIC2...

Page 35: ...OPT C1636 0 1uF L1604 120 ohm R1615 1K C1609 1000pF 50V C1619 4700pF 12V 15V R1624 0 D1609 5 6V OPT C1617 1000pF 50V COMP2_Pb SC1_B COMP1_Pb 3 5V_ST Q1610 RT1P141C T112 1 2 3 C1605 OPT D1604 30V R1626 470K R1606 470K R1602 0 R1613 10K R1612 10K R1623 15K R1629 3 9K SC1_SOG_IN 0 R4210 IC1601 LM324D 3 IN1 2 IN1 4 VCC 1 OUT1 6 IN2 5 IN2 7 OUT2 8 OUT3 9 IN3 10 IN3 11 VEE GND 12 IN4 13 IN4 14 OUT4 SCAR...

Page 36: ...ADDR 4 R1909 0 OPT R1906 10K PCM_IOWR CI_MISTRT GND R1916 0 OPT CI_TS_DATA 6 AR1913 33 PCM_A 6 CI_CD2 5V_CI_ON R1918 47 PCM_A 14 PCM_A 12 CI_ADDR 0 14 R1915 47 5V_Normal CI_OE CI_TS_DATA 5 CI_MCLKI PCM_RST GND AR1902 33 CI_ADDR 7 CI_MDI 2 CI_ADDR 12 CI_ADDR 11 PCM_D 0 7 R1908 100 C1901 0 1uF AR1904 33 PCM_CE FE_TS_DATA 0 7 PCM_A 13 PCM_A 10 CI_ADDR 3 REG CI_MDI 6 AR1903 33 CI_TS_CLK 3 3V_Normal AR...

Page 37: ......

Search results

Summary of Contents for 22LD320H-TB

Reviews:

Related manuals for 22LD320H-TB

Brands by name

Popular brands

LG 22LD320H-TB, Service Manual

Search results

Summary of Contents for 22LD320H-TB

Reviews:

Related manuals for 22LD320H-TB

Brands by name

Popular brands