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THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

FE_TS_DATA[2]

PCM_MDI[7]

PCM_MDI[5]

PCM_MDI[6]

FE_TS_DATA[7]

PCM_MDI[4]

FE_TS_DATA[4]

PCM_TS_DATA[5]

FE_TS_DATA[5]

PCM_MDI[2]

PCM_MDI[1]

PCM_MDI[0]

FE_TS_DATA[3]

FE_TS_DATA[6]

FE_TS_DATA[0]

PCM_TS_DATA[1]

PCM_TS_DATA[3]

PCM_TS_DATA[0]

FE_TS_DATA[1]

PCM_TS_DATA[2]

PCM_TS_DATA[7]

PCM_TS_DATA[6]

PCM_MDI[3]

PCM_TS_DATA[4]

CHBO_TS_CLK

PCM_TS_VAL

COMP1_DET

PLL_MIPS_AVDD

L213

BLM18PG121SN1D

ADAC_AVDD25

C231
33pF
50V

NON_NTP

+0.9V_CORE

C227
33pF
50V

NON_NTP

R264

1K

OPT

+2.5V_BCM35230

PCM_TS_SYNC

EPHY_VDD25

SIDE_USB_CTL2

R266

1K

NO_S_TUNNER

C281
0.1uF

MODEL_OPT_2

C290
0.1uF

VAFE2_DVDD

SDA1_3.3V

R241

100

PLL_VAFE_AVDD25

TU_TS_SYNC

C220
0.1uF

C280
0.1uF

C234
0.1uF

3D_GPIO_1

SCL1_3.3V

C257
0.1uF

+0.9V_CORE

L216

BLM18PG121SN1D

MODEL_OPT_2

MODEL_OPT_3

L209

BLM18PG121SN1D

C247
22uF

/PCM_IRQA

R227

22

RF_BOOSTER_CTL

AADC_AVDD25

+0.9V_CORE

R208

0

F/NIM_EU_CN

+0.9V_CORE

+0.9V_CORE

+0.9V_CORE

+0.9V_CORE

C299
0.1uF

R267

1K

NO_PHM

R253

1K

OLED

+0.9V_CORE

PCM_MISTRT

ADAC_AVDD25

L/DIM0_MOSI

R251

1K

BCM_FRC/URSA5

C242
0.1uF

SIDE_USB_OCD2

R226

22

R285

22

PWM_DIM

C278
0.1uF

C236
0.1uF

+2.5V_BCM35230

USB_AVDD33

+2.5V_BCM35230

+3.3V_Normal

HDMI_AVDD33

+1.5V_DDR

R281

22

C273
0.1uF

R218

22

MODEL_OPT_4

R204

0

F/NIM_EU_CN

TW9910_RESET

C213
0.1uF

R221

22

BCM_L/DIM

SC_DET/COMP2_DET

R254

1K

R203

0 F/NIM_EU_CN

R265

1K

NO_T2_TUNER

C272
0.01uF

IF_N

C211
0.1uF

+0.9V_CORE

R215

22

PCM_MIVAL_ERR

HDMI_AVDD33

C215
0.01uF

L/DIM0_VS

MODEL_OPT_0

MODEL_OPT_7

R282

22

CHB_RESET

SIDE_USB_DM

HDMI_AVDD

R242

100

C276
0.01uF

OPT

C270
0.1uF

C201
100pF

OPT

R256

1K

S_TUNER

IF_AGC

CI_DET

+0.9V_CORE

R230

22

BCM_L/DIM

C269
0.1uF

+3.3V_Normal

PCM_TS_DATA[0-7]

C283
0.1uF

3D_GPIO_2

FE_TS_DATA[0-7]

L211

BLM18PG121SN1D

R262

1K

HD

C255
0.1uF

R255

1K

T2_TUNER

L204

BLM18PG121SN1D

SIDE_USB_OCD1

R261

1K

NO_FRC/FRC2

R240
2.7K

R225

0 OPT

PLL_MIPS_AVDD

VAFE2_VDD25

ERROR_OUT

EPHY_VDD25

L218

BLM18PG121SN1D

MODEL_OPT_7

L215

BLM18PG121SN1D

R283
22

VAFE3_DVDD

+3.3V_Normal

R211

6.04K

C297
0.1uF

PLL_VAFE_AVDD

DTV_ATV_SELECT

L207

BLM18PG121SN1D

R260

1K

NO_FRC/BCM_FRC

R207

0

F/NIM_EU_CN

+2.5V_BCM35230

SIDE_USB_CTL1

R286
10K

WIFI

R210

4.87K

1%

M_RFModule_RESET

USB_AVDD

EPHY_RDN

R205

0 F/NIM_EU_CN

CHBO_TS_SERIAL

C289
0.1uF

+2.5V_BCM35230

AV2_CVBS_DET

R220

22

3D_GPIO_0

+3.3V_Normal

L/DIM0_SCLK

C222
0.01uF

VAFE3_VDD25

RF_SWITCH_CTL_2

VAFE3_VDD25

+0.9V_CORE

R222

22

BCM_L/DIM

+3.3V_Normal

R206

0

F/NIM_EU_CN

L202

BLM18PG121SN1D

VDAC_AVDD33

PCM_TS_CLK

MODEL_OPT_1

+3.3V_Normal

R228

22

PLL_AUD_AVDD

+2.5V_BCM35230

C268
0.1uF

EPHY_TDP

R202

0

F/NIM_EU_CN

+2.5V_BCM35230

L212

BLM18PG121SN1D

MODEL_OPT_4

MODEL_OPT_3

C288
0.1uF

MODEL_OPT_6

EPHY_TDN

TS_VAL_ERR

C282
0.1uF

+1.5V_DDR

+3.3V_Normal

L214

BLM18PG121SN1D

PCM_MDI[0-7]

C274

22uF

R250

1K

FRC2/URSA5

R235

100

MODEL_OPT_1

M_REMOTE_RX

R223

22

R280
22

C258
0.1uF

FRC_RESET

L206

BLM18PG121SN1D

C298
0.1uF

DC_MREMOTE

USB_AVDD33

IF_P

L219

BLM18PG121SN1D

R263

1K

LCD

WIFI_DM

SIDE_USB_DP

C221
0.1uF

VDAC_AVDD33

MODEL_OPT_5

C229

0.1uF

C218

0.1uF

16V

MODEL_OPT_6

INSTANT_MODE

EPHY_RDP

PCM_RST

PLL_VAFE_AVDD25

L201

BLM18PG121SN1D

+3.3V_Normal

WIFI_DP

+0.9V_CORE

RF_SWITCH_CTL

R257

1K

PHM

CHBO_TS_SYNC

+2.5V_BCM35230

R201

0

OPT

+0.9V_CORE

C293
0.1uF

AADC_AVDD25

R284

22

L217

BLM18PG121SN1D

R214

22

+3.3V_Normal

C217

0.1uF

16V

C223
0.01uF

PLL_MAIN_AVDD

L210

BLM18PG121SN1D

R224

22

C284

22uF

PLL_MAIN_AVDD

C267
0.1uF

+3.3V_Normal

C216

0.01uF

PLL_VAFE_AVDD

MODEL_OPT_5

C275
0.1uF

OPT

CHBO_TS_VAL_ERR

VAFE2_DVDD

+2.5V_BCM35230

+3.3V_Normal

C292

22uF

R213

2K

USB_AVDD

L203

BLM18PG121SN1D

VAFE2_VDD25

+3.3V_Normal

C256
0.1uF

VAFE3_DVDD

DD_MREMOTE

R212

1K

Non_CHB

L205

BLM18PG121SN1D

PCM_MCLKI

MODEL_OPT_0

R252

1K

FHD

PLL_AUD_AVDD

+3.3V_Normal

C251
0.1uF

16V

HDMI_AVDD

TU_TS_CLK

DSUB_DET

R209

0

F/NIM_EU_CN

R216

22

C271
0.01uF

EPHY_ACTIVITY

EPHY_LINK

3D_SYNC

R233

1.2K

R234

1.2K

R231

100

URSA_RESET

R231-*1

0

FRC2_RESET

R232

4.7K

URSA_RESET

+3.3V_Normal

C203
10uF
10V

C205
10uF
10V

C248
10uF

10V

C249
10uF
10V

C253
10uF
10V

C259
10uF
10V

C261
10uF
10V

C262
10uF

C207
4.7uF

10V

C209
4.7uF

10V

C238
4.7uF

10V

C250
4.7uF

10V

C254
4.7uF

C252
4.7uF

10V

C260
4.7uF

C263
4.7uF

C264
4.7uF

C265
4.7uF

C266
4.7uF

C277
4.7uF

C279
4.7uF

C285
4.7uF

C286
4.7uF

C287
4.7uF

C291
4.7uF

C294
4.7uF

C295
4.7uF

C296
4.7uF

C225
0.22uF
6.3V

LGE35230(BCM35230KFSBG)

IC101

NON_BCM_CAP

EPHY_VREF

F26

EPHY_RDAC

D26

EPHY_TDP

F27

EPHY_TDN

F28

EPHY_RDP

E27

EPHY_RDN

E26

USB_MONCDR

F5

USB_RREF

E5

USB_PORT1DN

C2

USB_PORT1DP

D1

USB_PWRFLT_1/GPIO

E1

USB_PWRON_1/GPIO

D2

USB_PORT2DN

B1

USB_PORT2DP

C1

USB_PWRFLT_2/GPIO

C3

USB_PWRON_2/GPIO

C4

TCLKA/GPIO

M4

TDATA_0/GPIO

L5

TDATA_1/GPIO

M5

TDATA_2/GPIO

L6

TDATA_3/GPIO

N3

TDATA_4/GPIO

N1

TDATA_5/GPIO

N2

TDATA_6/GPIO

M3

TDATA_7/GPIO

M2

TSTRTA/GPIO

L4

TVLDA/GPIO

N4

TCLKD/GPIO

K6

TDATD_0/GPIO

J4

TDATD_1/GPIO

K5

TDATD_2/GPIO

J2

TDATD_3/GPIO

J3

TDATD_4/GPIO

K2

TDATD_5/GPIO

K1

TDATD_6/GPIO

K3

TDATD_7/GPIO

L1

TSTRTD/GPIO

L3

TVLDD/GPIO

L2

MPEG_CLK/GPIO

P4

MPEG_D_0/GPIO

T2

MPEG_D_1/GPIO

R3

MPEG_D_2/GPIO

R2

MPEG_D_3/GPIO

P3

MPEG_D_4/GPIO

P2

MPEG_D_5/GPIO

P1

MPEG_D_6/GPIO

R6

MPEG_D_7/GPIO

N5

MPEG_SYNC/GPIO

T4

MPEG_DATA_EN/GPIO

P5

MCIF_RESET/GPIO

R4

MCIF_SCLK/GPIO

U1

MCIF_SCTL/GPIO

T3

MCIF_SDI/GPIO

T1

MCIF_SDO/GPIO

T5

VI_IFP0

C17

VI_IFM0

B17

VDDR_AGC

D15

AGC_SDM_2

B16

AGC_SDM_1

A16

GPIO_0

A15

GPIO_1

C16

GPIO_2

G28

GPIO_3

G26

PCI_VIO_0

W14

PCI_VIO_1

W15

PCI_VIO_2

W13

GPIO_4

J5

GPIO_5

R5

GPIO_6

V6

GPIO_7

H6

GPIO_70

AE15

GPIO_71

AF15

GPIO_72

AG15

GPIO_73

AF16

GPIO_74

AD16

GPIO_75

AE16

GPIO_76

AG17

GPIO_77

AH17

GPIO_78

AE17

GPIO_79

AD17

PCI_AD05

AB13

PCI_AD06

AC15

PCI_AD07

AB12

PCI_AD08

AB11

PCI_AD09/GPIO

AE14

PCI_AD10/GPIO

AG13

PCI_AD11/GPIO

AH13

PCI_AD12/GPIO

AF13

PCI_AD13/GPIO

AE13

PCI_AD14/GPIO

AD12

PCI_AD15/GPIO

AF12

PCI_AD16/GPIO

AG10

PCI_AD17/GPIO

AF10

PCI_AD18/GPIO

AE10

PCI_AD19/GPIO

AD10

PCI_AD20/GPIO

AE9

PCI_AD21/GPIO

AE8

PCI_AD22

AC10

PCI_AD23

AC11

PCI_AD24

AC8

PCI_AD25

AB8

PCI_CBE00

AC14

PCI_CBE01/GPIO

AG12

PCI_CBE02/GPIO

AH10

PCI_CBE03

AB7

PCI_DEVSELB/GPIO

AG11

PCI_FRAMEB/GPIO

AD11

PCI_IRDYB/GPIO

AE11

PCI_PAR/GPIO

AD13

PCI_PERRB/GPIO

AE12

PCI_REQ1B

AC12

PCI_SERRB/GPIO

AC13

PCI_STOPB/GPIO

AH11

PCI_TRDYB/GPIO

AF11

LGE35230(BCM35230KFSBG)

IC101

NON_BCM_CAP

VDDC_1

V12

VDDC_2

V7

VDDC_3

M10

VDDC_4

N10

VDDC_5

P10

VDDC_6

R10

VDDC_7

T10

VDDC_8

U10

VDDC_9

V10

VDDC_10

W10

VDDC_11

V13

VDDC_12

L11

VDDC_13

M11

VDDC_14

N11

VDDC_15

P11

VDDC_16

R11

VDDC_17

T11

VDDC_18

U11

VDDC_19

V11

VDDC_20

W11

VDDC_21

V14

VDDC_22

L18

VDDC_23

M18

VDDC_24

N18

VDDC_25

P18

VDDC_26

R18

VDDC_27

T18

VDDC_28

U18

VDDC_29

V18

VDDC_30

W18

VDDC_31

V15

VDDC_32

L19

VDDC_33

M19

VDDC_34

N19

VDDC_35

P19

VDDC_36

R19

VDDC_37

T19

VDDC_38

U19

VDDC_39

V19

VDDC_40

W19

VDDC_41

V16

VDDC_42

V17

POR_VDD

L10

VDDR1_1

L22

VDDR1_2

AA28

VDDR1_3

V28

VDDR1_4

R28

VDDR1_5

M28

VDDR1_6

J28

VDDR1_7

K23

VDDR1_8

M22

VDDR1_9

T22

VDDR1_10

T23

VDDR1_11

U22

VDDR1_12

Y22

DDR_LDO_VDDO

R22

VDDR3_1

G15

VDDR3_2

H22

VDDR3_3

G23

VDDR3_4

AB9

VDDR3_5

K7

VDDR3_6

AB15

VDDR3_7

L7

VDDR3_8

AB14

VDDR3_9

M7

VDDR3_10

N6

VDDR3_11

P6

AON_VDDC_1

AA6

AON_VDDC_2

AA7

AON_POR_VDD

Y7

AON_VDDR3

U7

AON_VDDR10_1

T7

AON_VDDR10_2

T6

VSS_1

K10

VSS_2

K11

VSS_3

K12

VSS_4

L12

VSS_5

M12

VSS_6

N12

VSS_7

P12

VSS_8

R12

VSS_9

T12

VSS_10

U12

VSS_11

W12

VSS_12

K13

VSS_13

L13

VSS_14

M13

VSS_15

N13

VSS_16

P13

VSS_17

R13

VSS_18

T13

VSS_19

U13

VSS_20

W16

VSS_21

K14

VSS_22

L14

VSS_23

M14

VSS_24

N14

VSS_25

P14

VSS_26

R14

VSS_27

T14

VSS_28

U14

VSS_29

K15

VSS_30

L15

VSS_31

M15

VSS_32

N15

VSS_33

P15

VSS_34

R15

VSS_35

T15

VSS_36

U15

VSS_37

K16

VSS_38

L16

VSS_39

M16

VSS_40

N16

VSS_41

P16

VSS_42

R16

VSS_43

T16

VSS_44

U16

VSS_45

K17

VSS_46

L17

VSS_47

M17

VSS_48

N17

VSS_49

P17

VSS_50

R17

VSS_51

T17

VSS_52

U17

VSS_53

W17

VSS_54

K18

VSS_55

K19

VSS_56

H7

VSS_57

G14

VSS_58

AB16

VSS_59

R7

VSS_60

M6

VSS_61

AB23

VSS_62

P7

VSS_63

W7

VSS_64

J7

VSS_65

N7

VSS_66

AB10

VSS_67

AC23

VSS_68

AC6

VSS_69

G19

VSS_70

AA22

VSS_71

J23

VSS_72

J22

VSS_73

K22

VSS_74

J25

VSS_75

N22

VSS_76

N23

VSS_77

M25

VSS_78

P22

VSS_79

R25

VSS_80

V22

VSS_81

W22

VSS_82

W23

VSS_83

V25

VSS_84

AA25

LGE35230(BCM35230KFSBG)

IC101

NON_BCM_CAP

AADC_AVDD25

F19

ADACA_AVDD25

D25

ADACC_AVDD25

D24

ADACD_AVDD25

E24

EPHY_BVDD25

F24

EPHY_AVDD25

E25

POR_VDD25

F8

HDMI0_AVDD

D5

HDMI0_AVDD33

D4

LT0VDD25_1

AE20

LT0VDD25_2

AD20

LT0VDD25_3

AC20

LT0VDD25_4

AB20

SPDIF_IN_AVDD25

D14

USB_AVDD

E4

USB_AVDD33

D3

VDAC_AVDD33

D6

VAFE2_DVDD

D18

VAFE2_AVDD25_1

E17

VAFE2_AVDD25_2

D16

VAFE2_DVDD25

D17

VAFE3_DVDD

D9

VAFE3_AVDD25_1

D8

VAFE3_AVDD25_2

E8

VAFE3_AVDD25_3

F9

VAFE3_DVDD25

E9

PLL_AUD_AVDD

G25

PLL_MAIN_AVDD

K4

PLL_MIPS_AVDD

AD25

PLL_VAFE_AVDD

D11

TVM_OSC_AVDD

AE7

AUX_AVDD33

U6

AADC_AVSS

F20

ADACA_AVSS

G22

ADACC_AVSS

G21

ADACD_AVSS

F22

EPHY_AVSS

F23

HDMI0_AVSS_1

F6

HDMI0_AVSS_2

G6

LT0VSS_1

AB22

LT0VSS_2

AB21

LT0VSS_3

AB19

LT0VSS_4

AC19

LT0VSS_5

AB18

LT0VSS_6

AB17

LT0VSS_7

AC17

SPDIF_IN_AVSS

F15

USB_AVSS_1

G7

USB_AVSS_2

G8

VDAC_AVSS

G9

VAFE2_VSS_1

G20

VAFE2_VSS_2

E18

VAFE2_VSS_3

G18

VAFE2_VSS_4

G17

VAFE2_VSS_5

F18

VAFE2_VSS_6

G16

VAFE2_VSS_7

F16

VAFE3_VSS_1

G13

VAFE3_VSS_2

G12

VAFE3_VSS_3

F12

VAFE3_VSS_4

G11

VAFE3_VSS_5

G10

VAFE3_VSS_6

F10

PLL_MIPS_AVSS

AD26

PLL_VAFE_AVDD25

D12

TVM_OSC_AVSS

AC7

R232-*1

4.7K

FRC2_RESET

NFM18PS105R0J

C233

6.3V

OUT

IN

GND

NFM18PS105R0J

C244

6.3V

OUT

IN

GND

NFM18PS105R0J

C204

6.3V

OUT

IN

GND

R287
10K

WIFI

C202
390pF
50V

C206
390pF
50V

C208
390pF
50V

C210
390pF
50V

BCM_C0

C210-*1
220pF
50V

BCM_A0/B0

C212
390pF
50V

C214
390pF
50V

C224
1uF
25V
OPT

C226
0.1uF
16V
OPT

C232
4.7uF

10V

L220

MLG1005S22NJT

POWER 2.5V

MAIN POWER

closed to soc

CORE 0.9V

close to soc

50

BCM35230

POWER 3.3V

2

MODEL_OPT_2

LOW

MODEL OPTION

HIGH

HD

FHD

LCD

OLED

1600

1333

Support

DDR speed

MODEL_OPT_3

MODEL_OPT_4

MODEL_OPT_5

MODEL_OPT_6

MODEL_OPT_7

Enable

Disable

Not Support

Not Support

Support

MODEL_OPT_0

MODEL_OPT_1

0

0

1

1

1

1

0

0

NO_FRC

BCM
internal
FRC

LG FRC2

external
URSA5

T2 Tuner

S Tuner

PHM

use only for A0/B0 chip

Place as close as possible to the pad

Place as close as possible to the pad

Very close to R22 Ball

Place Cap

Place as close as possible to the pad

Very close to R22 Ball

Place Cap

Summary of Contents for 42LW5700

Page 1: ...READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LJ12C MODEL 42LW5700 42LW5700 SA North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com...

Page 2: ...al Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 12 EXPLODED VIEW 20...

Page 3: ...perate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Pl...

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 ap...

Page 5: ...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...

Page 6: ...mprovement 4 General Specification TV No Item Specification Remark 1 Receivable System 1 Digital SBTVD 2 Analog NTSC PAL M PAL N 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01 135 3...

Page 7: ...0 152 Y 0 058 WHITE X 0 279 Y 0 292 RED X Typ 0 650 Typ 42LW5700 SA Y 0 03 0 333 0 03 GREEN X 0 307 Y 0 604 BLUE X 0 150 Y 0 059 WHITE X 0 279 Y 0 292 RED X Typ 0 648 Typ 47LW5700 SA Y 0 03 0 332 0 03...

Page 8: ...DTV 1080I 13 1920 1080 56 25 50 148 5 HDTV 1080P 14 1920 1080 67 500 60 148 50 HDTV 1080P 15 1920 1080 67 432 59 94 148 352 HDTV 1080P 16 1920 1080 27 000 24 000 74 25 HDTV 1080P 17 1920 1080 26 97 23...

Page 9: ...O DTV 1 720 480 31 50 60 27 027 SDTV 480P 2 720 480 31 47 59 94 27 00 SDTV 480P 3 720 576 31 25 50 13 5 SDTV 576P 4 1280 720 37 5 50 74 25 HDTV 720P 5 1280 720 45 00 60 00 74 25 HDTV 720P 6 1280 720 4...

Page 10: ...de by Side half Top and Bottom 9 1920 1080 28 125 50 74 25 HDTV 1080i Side by Side half Top and Bottom 10 1920 1080 27 24 74 25 HDTV 1080P Side by Side half Top and Bottom 11 1920 1080 33 75 30 89 1 H...

Page 11: ...I Side by Side Top Bottom 4 1920 1080 28 125 50 00 74 25 HDTV 1080I Side by Side Top Bottom 5 1920 1080 27 00 24 00 74 25 HDTV 1080P Side by Side Top Bottom Checkerboard 6 1920 1080 33 75 30 00 74 25...

Page 12: ...you can see 100 Full White pattern In this status you can maintain Heat Run useless any pattern generator Notice if you maintain one picture over 20 minutes Especially sharp distinction black with whi...

Page 13: ...ton and confirm OK Message 4 remove LAN CABLE 4 2 Using RS 232C Adjust 3 items at 3 1 PCB assembly adjustments adjustment sequence one after the order A Adjustment protocol See ADC Adjustment RS232C P...

Page 14: ...on both of Component1 and RGB MSPG 925FA Model 225 Pattern 65 Set Component 1080p mode and 100 Horizontal Color Bar Pattern HozTV31Bar then set TV set to Component1 mode and its screen to NORMAL After...

Page 15: ...ig and another instruments See Working Guide if you want more information about EDID communication EDID data for Non 3DTV Model name LG TV HDMI EDID table 0x1E Physical Address 1 HDMI 1 Check sum 0x7F...

Page 16: ...pattern You can select option at Ez Adjust Menu 7 White Balance there items NONE INNER HDMI It is normally setting at inner basically If you can t adjust using inner pattern you can select HDMI item a...

Page 17: ...000K uv 0 000 x 0 276 y 0 283 MEDIUM T 9300K uv 0 000 x 0 285 y 0 293 WARM T 6500K uv 0 000 x 0 313 y 0 329 Using CA 210 Equipment 9 CH Contrast value 216 Gray Using CA 210 Equipment 14 CH White Balan...

Page 18: ...tton of Service Remocon then enter the Option Menu with PIP CH Button Select one of these three USA CANADA MEXICO defends on its market using Vol button Caution Don t push The INSTOP KEY after complet...

Page 19: ...lue default 128 A R Offset adjustment Value default 128 A G Offset adjustment Value default 128 A B Offset adjustment Value default 128 8 2 White balance Value 9 USB DOWNLOAD epk file download 9 1 Put...

Page 20: ...cal 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...

Page 21: ...RV3P B21 TXE4N LRV3N A21 TXF0P LRV2P A22 TXF0N LRV2N B22 TXF1P LRV1P C23 TXF1N LRV1N C22 TXF2P LRV0P B23 TXF2N LRV0N A23 TXFCLKP A24 TXFCLKN B24 TXF3P C25 TXF3N C24 TXF4P B25 TXF4N A25 TXG0P LLV7P A26...

Page 22: ...C294 10uF C1222 10uF C1221 1000pF C1218 10uF C1220 10uF C1223 0 1uF R225 10K L204 CIS21J121 L205 CIS21J121 L206 CIS21J121 L207 CIS21J121 C1227 0 1uF C1207 0 1uF C1225 0 1uF C1226 0 1uF C1233 0 22uF 6...

Page 23: ...d EAN60922901 3 AGND 2 VIN 4 FB 1 PGND 5 COMP 6 EN 7 LX_1 8 LX_2 C325 10uF 25V R326 10K 1 L305 CIS21J121 C327 0 1uF 16V 1 5V0 1 5V1 2 5V 2 5V R319 47K R320 47K R306 47K R309 47K R308 18K R303 47K C308...

Page 24: ...0 1 10W VCC_LCM 3 3V I2C_SDA V9 VCC_LCM 3 3V VLCD_POWER 12V VLCD_POWER 12V R445 10K R435 0 C455 0 1uF 50V R405 2 7K R423 33 R406 0 1 10W VCOMFB C416 0 01uF 50V C410 10uF 25V R440 0 1 10W CTRLP VLCD_P...

Page 25: ...C515 10uF 25V V10 V16 RRV6P RLVCLKN RRVCLKN RRV5P RRV0N RLV6P RRV2N RLV4P RRVCLKP RLV2P RLV0P RLV6N RLV4N RRV4N RLVCLKP RLV2N RRV0P RRV1P RLV5N RLV5P RRV6N RLV1P RRV2P RLV1N RRV4P RRV1N RLV0N RRV5N LL...

Page 26: ...C8 RXE1N C9 RXE2P B8 RXE2N A8 RXECLKP A7 RXECLKN B7 RXE3P C6 RXE3N C7 RXE4P B6 RXE4N A6 RXF0P A5 RXF0N B5 RXF1P C4 RXF1N C5 RXF2P B4 RXF2N A4 RXFCLKP A3 RXFCLKN B3 RXF3P C2 RXF3N C3 RXF4P B2 RXF4N A2...

Page 27: ...LG1131 RESET R715 10K RESET_LG1131 3 3VD R714 1K R717 0 R718 0 R716 0 IC700 LG1131A 1 VDD10_1 2 RXB4P 3 RXB4N 4 RXB3P 5 RXB3N 6 RXBCLKP 7 RXBCLKN 8 RXB2P 9 RXB2N 10 RXB1P 11 RXB1N 12 RXB0P 13 RXB0N 14...

Page 28: ...I0_RESREF E6 TXOUT0_L0N AE27 TXOUT0_L0P AE28 TXOUT0_L1N AF27 TXOUT0_L1P AF28 TXOUT0_L2N AG27 TXOUT0_L2P AG28 TXCLK_LN AE26 TXCLK_LP AF26 TXOUT0_L3N AH27 TXOUT0_L3P AG26 TXOUT0_L4N AF25 TXOUT0_L4P AE25...

Page 29: ...IO J3 TDATD_4 GPIO K2 TDATD_5 GPIO K1 TDATD_6 GPIO K3 TDATD_7 GPIO L1 TSTRTD GPIO L3 TVLDD GPIO L2 MPEG_CLK GPIO P4 MPEG_D_0 GPIO T2 MPEG_D_1 GPIO R3 MPEG_D_2 GPIO R2 MPEG_D_3 GPIO P3 MPEG_D_4 GPIO P2...

Page 30: ...8 VI_INCM_CVBS2 C19 VI_CVBS3 A19 VI_INCM_CVBS3 B19 VI_CVBS4 C20 VI_INCM_CVBS4 B20 VI_SIF1_1 E19 VI_INCM_SIF1_1 D19 VI_SIF1_2 E10 VI_INCM_SIF1_2 F11 LGE35230 BCM35230KFSBG IC101 NON_BCM_CAP SPDIF_INC_P...

Page 31: ...DDR_ADA_10 AA27 DDR_ADA_11 AC27 DDR_ADA_12 AA26 DDR_ADA_13 AA24 DDR_ADA_14 AD27 DDR_BAA_0 Y27 DDR_BAA_1 AB28 DDR_BAA_2 W24 DDR_RASA_N V24 DDR_CASA_N W25 DDR_WEA_N V26 DDR_CKEA U24 DDR_CKA01_P W27 DDR...

Page 32: ...T_PULL_UP L513 BLM18PG121SN1D R519 100 NON_PD_ 3 5V PWM_DIM IC504 AP2132MP 2 5TRG1 EAN61387601 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP 12V 24V 5V_Normal C545 10uF 16V R549 4 7K 1 Q507 AO3...

Page 33: ...16V R640 10K R623 10K PWM_LED FLMD0 EEPROM_SDA HDMI_CEC SDA2_3 3V R630 22 WIRELESS_DET NEC_ISP_Rx IC602 uPD78F0514 NEC_MICOM 1 P60 SCL0 2 P61 SDA0 3 P62 EXSCL0 4 P63 5 P33 TI51 TO51 INTP4 6 P75 7 P74...

Page 34: ...L_4 DDC_SDA_3 VR708 OPT 10V D0 _HDMI3 HDMI_HPD_4 DDC_SCL_1 R708 10 5V_HDMI_3 D0 _HDMI4 C707 10uF 10V CK _HDMI1 5V_Normal 5V_HDMI_2 CK _HDMI4 D1 _HDMI2 R723 4 7K D0 _HDMI4 C703 0 1uF 16V R741 120K DDC_...

Page 35: ...C803 0 1uF 16V HP_LOUT R823 4 7K R819 10K SPK_R _HOTEL 3 3V_Normal JP809 D803 30V OPT R815 2 7K R833 100 C824 0 1uF 16V HP_DET C801 560pF 50V HP_LOUT_N DSUB_HSYNC R808 10K OPT SPK_R _HOTEL NEC_RXD L80...

Page 36: ...R917 47K COMMERCIAL D904 5 6V CDS3C05HDMI1 R929 1 5K R928 1 5K IR_PASS Q905 2SC3052 COMMERCIAL E B C D906 5 6V CDS3C05HDMI1 R933 100 R908 47K Q904 2SC3052 WIRELESS E B C R919 10K 1 D901 5 6V AMOTECH R...

Page 37: ...JK1001 KJA PH 3 0168 WIRELESS 14 GND_3 13 I2C_SDA 5 VCC 24V 20V 17V _1 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 INT...

Page 38: ...C RD1 E LUG R1120 0 COMP2 ZD1107 5 1V COMP2 R1118 75 AV2 D1108 5 6V ZD1110 5 1V 3 3V_Normal R1136 10 ZD1114 5 1V D1101 5 6V C1108 560pF 50V C1114 560pF 50V COMP2 C1109 560pF 50V AV1_CVBS_IN SC_G COMP2...

Page 39: ..._DM USB_DM1 C1212 1uF 10V WIFI R1223 2 7K USB_OCD1 C1208 0 1uF WIFI USB_CTL2 D1205 5 6V CDS3C05HDMI1 USB_OCD2 C1214 0 1uF WIFI R1214 100K OPT USB_CTL2 R1227 0 NON_WIFI C1224 0 1uF SIDE_USB_OCD1 USB_CT...

Page 40: ...D_SYNC_RF R1320 22 M_REMOTE R1326 22 M_REMOTE DD_MREMOTE R1322 2 7K M_REMOTE 3D_GPIO_1 3D_GPIO_0 M_REMOTE_RX R1325 22 M_REMOTE M_RFModule_RESET 3D_GPIO_2 R1321 2 7K M_REMOTE 3 3V_Normal P1302 12507WR...

Page 41: ...1 MLB 201209 0120P N2 EPHY_RDP 3 3V_Normal EPHY_RDN C1401 0 1uF 16V 2 5V_BCM35230 EPHY_TDN EPHY_ACTIVITY EPHY_LINK JK1401 XRJH 01A 4 DA7 180 LG B 1 R1 2 R2 3 R3 4 R4 5 R5 6 R6 7 R7 8 R8 12 SHIELD 9 R9...

Page 42: ..._Normal TXB3N R1504 33 FRC2 P1502 FI RE41S HFK A LVDS_41P 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 32 33 34 35 36 37 38 39 40 41 42 TXA0N TXD2N R1512 10K BIT...

Page 43: ...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 SCL2_3 3V R1602 33 LPB_42 47 55 SDA2_3 3V R16...

Page 44: ...OPT C1806 1000pF 50V SPK_L 0 1uF C1841 50V WOOFER R1827 12 WOOFER AUD_MASTER_CLK D1804 100V 1N4148W OPT R1801 10K C1834 1000pF 50V SPK_WOOFER_R AMP_RESET_N 0 1uF C1877 50V R1851 3 3 OPT 0 1uF C1840 50...

Page 45: ...T PCM_IORD Q1902 AO3407A CI G D S CI_CD2 CI_ADDR 1 CI_TS_CLK C1911 0 1uF 16V OPT R1969 10K CI CI_ADDR 9 C1915 0 1uF 16V OPT R1980 100 CI R1945 10K OPT R1966 10K CI R1985 10K CI R1936 0 OPT R1949 22 CI...

Page 46: ...D 13 B2 1 2V 14 B3 3 3V 15 RESET 16 NC_4 17 SCL 18 SDA 19 ERR 20 SYNC 21 VALID 22 MCL 23 D0 24 D1 25 D2 26 D3 27 D4 28 D5 29 D6 30 D7 31 SHIELD TU2202 4 TDFR C056D CN_VERTIAL_LG3911 1 RF_S W_CNTL 2 BS...

Page 47: ...SMAB34 LNB R2314 0 LNB C2309 27pF OPT DCDC_GND R2313 0 LNB 12V_LNB A_GND A_GND A_GND C2311 10uF 25V LNB R2301 33 LNB C2307 0 01uF 50V LNB SDA1_3 3V C2302 1uF 50V LNB LNB_INT R2304 4 7K LNB DCDC_GND A_...

Page 48: ..._GND 15 SYNC_OUT 16 SYNC_IN 17 COM_GND 18 AV_DET 19 SHIELD C2515 100uF 16V EU C2516 100pF 50V EU R2545 10K EU R2516 0 EU SC_FB R2511 470K EU Q2502 2SC3052 EU E B C DTV_ATV_SELECT D2501 5 5V EU 12V R25...

Page 49: ...ROM 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 CHBO_TS_S...

Page 50: ...THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC AMP_MUTE_HOTEL AMP_MUTE_HOTEL SPK_R _HOTEL C2901 0 1uF CN_HOTEL P2901 12505WS 09A00 CN_HOTEL 1 2 3 4 5 6 7 8 9 10 R2904 0 CN_HOTEL 3 3V_Norm...

Page 51: ...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 SYM...

Page 52: ...210 M2 1 GASKET_5 0T MDS62110210 M4 1 GASKET_5 0T MDS62110210 M3 1 GASKET_5 0T MDS62110210 M7 1 GASKET_5 0T MDS62110210 M6 1 GASKET_5 0T MDS62110210 M5 1 GASKET_5 0T MDS62110210 M8 1 GASKET_5 0T MDS62...

Page 53: ...8 M14 GASKET_4 5T MDS62110206 M13 3 GASKET_6 5T MDS62110210 M15 1 GASKET_5 0T MDS62110204 M15 2 GASKET_5 5T MDS62110206 M15 3 GASKET_6 5T MDS62110205 M13 4 GASKET_7 5T MDS62110205 M15 4 GASKET_7 5T MD...

Page 54: ......

Page 55: ...onics Inc 2009 LCD TV Repair Guide 11 years New Models Applicable Model XXLW9500 SA XXLV5500 SD Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal...

Page 56: ...LG Electronics Inc 2009 Overview for 11 Broadband Model SCA Brazil Hardware Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only...

Page 57: ...42 37 32 3 4W LK330 32 26 4 3W 10 12 1 LZ9700 72 5 1W LD330 26 6 3W 22 5 2W LD840 42 37 32 8 4W LE6500 26 22 9 2W LE7500 LEX8 LE5600 47 42 9 1W LH45 47 42 SL80 LH70 LK310 26 22 3 4W LV3400 42 32 6 2W...

Page 58: ...Upper Metal Cover LED Array LED Array is on the side of Module Local dimming depicts more deep black Feature 2 types of LED Edge Model XXLW750T W S G 42inch H 2 V 8 16Block 42inch H 2 V 8 16Block 42i...

Page 59: ...ts more deep black Feature 2 types of LED ALEF Model XXLW950T W S G 47inch H 24 V 10 240Block 55inch H 24 V 12 288Block XXLW770T W S G 42inch H 12 V 4 48Block 47inch H 12 V 5 60Block 55inch H 16 V 6 9...

Page 60: ...ory 2 3 4 Micom for Key IR sensing HDMI switch 4 1 Audio AMP 10W 10W XXLW9500 SA XXLV5500 SD wifi W O LV5500 Soft touch IR RF assy W O LV5500 Front Spk Woofer Spk W O LV5500 To T CON BOARD W LV5500 Co...

Page 61: ...HDMI2 HDMI3 HDMI4 Side Rear COMP RGB H V Ethernet CVBS CAM DVR Ready H P L R Out UART SYSTEM EEPROM X 1 1Mb HDMI S W HDCP EEPROM M Remote Module I2C Sub Micom sanyo Wireless Ready I2C USB HUB IC Air...

Page 62: ...OM RGB_DDC_SCL RGB_DDC_SDA RGB_DDC_SCL RGB_DDC_SDA PC_L_IN PC_R_IN SPDIF_OUT SPDIF R L CVBS AV DET AV1_R_IN AV1_L_IN AV1_CVBS_IN AV1_CVBS_DET COMP_Y COMP_PB COMP_PR COMP DET COMP1 R L CVBS AV DET AV1_...

Page 63: ...LED BLU control SPI Vsync FRC II LG1121 Main SoC BCM FHD 60Hz Dual Link LVDS 2 3D_Sync 2D 3D LGSIC XTR T Con LGSIC FHD 240Hz Quad Link HF mini LVDS 8 FHD 60Hz Dual Link LVDS 2 4 FHD 240Hz Octa Link LV...

Page 64: ...Main Module LVDS cable 51PIN LED driver PSU T CON to Module 80pin FFC Multi cable IR MOTION WIFI SPK WOOFER SPK CABLE PCBs Cables XXLW9500 SA ALEF Module Assy PSU Local dimming cable 8pin 7 6 7 1 2 2...

Page 65: ...3 4 5 Main PSU cable Main Module LVDS cable Multi cable IR Soft Touch SPK CABLE PCBs Cables PSU Drive B D Cable LED driver Edge Module Assy 1 3 2 1 2 3 4 5 Copyright 2011 LG Electronics Inc All right...

Page 66: ...cable 51PIN LED driver PSU T CON to Module 80pin FFC Multi cable IR MOTION WIFI SPK WOOFER SPK CABLE PCBs Cables Main PSU SPK CABLE 7 6 7 1 2 2 3 4 Soft Touch Assy 5 6 7 Sub PSU 8 8 1 2 3 3 4 4 5 6 7...

Page 67: ...00 Series Soft Touch IR PCB RF MOTION ASSY WIFI ASSY To Main 1 SPK unit WIFI ASSY RF MOTION ASSY Soft Touch IR PCB Copyright 2011 LG Electronics Inc All right reserved Only for training and service pu...

Page 68: ...erconnection sub PCB LV5500 Series Soft Touch IR PCB To Main 1 SPK unit Soft Touch IR PCB Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use O...

Page 69: ...72LZ9700 SA IR PCB To Main 1 IR PCB Soft Touch PCB RF Motion Assy SPK unit Soft Touch RF Motion Assy 2 To Main Copyright 2011 LG Electronics Inc All right reserved Only for training and service purpos...

Page 70: ...wer 6 7 Off when on off while viewing power auto on off 7 8 C Audio error No audio Normal video 8 9 Wrecked audio discontinuation noise 9 10 D Function error No response in remote controller key error...

Page 71: ...ts End Always check record S W Version and White Balance value before replacing the Main Board Replace Main Board Re enter White Balance value Precaution Established date Standard Repair Process Revis...

Page 72: ...Check and replace MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio A4 Established date Revised date 2 13 LCD TV Error symptom 2 2010 12 14...

Page 73: ...in Replace Main B D Check Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close Menu Setup Booster By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support...

Page 74: ...xternal device and cable Y External device Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D Replace Main B D N N A Video error Color error A8 N Y End Replace module Req...

Page 75: ...connecting Jig pattern Generator Set top Box etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component RGB HDMI DVI Request repair for external device Component...

Page 76: ...voltage of each output of Power B D N Y Normal voltage Replace Main B D N Y OK Replace Main B D N Y Normal Check ST BY 3 5V Replace Power B D N Y Normal voltage Replace Power B D Y A17 A18 A19 A4 Sta...

Page 77: ...Y Power off by REMOTE CONTROL POWEROFF_OFFTIMER Power off by OFF TIMER POWEROFF_SLEEPTIMER Power off by SLEEP TIMER POWEROFF_INSTOP Power off by INSTOP KEY POWEROFF_AUTOOFF Power off by AUTO OFF POWER...

Page 78: ...Board and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video A24 A25 Disconnection Established date Revised date 8 13 LCD TV Error...

Page 79: ...Input Connect and check other external device N Y Normal audio Check and fix external device Replace Power B D N Y Normal voltage Check input signal RF External Input signal Signal normal When RF sign...

Page 80: ...ck Replace Baterry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A27 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Mai...

Page 81: ...x external device cable RGB HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Establi...

Page 82: ...en proceed as shown in the solution manual For models without any fix information provide the description OR Mechanical noise is a natural phenomenon and apply the 1st level description When the custo...

Page 83: ...emote controller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Adjust VCOM Established date Revised date 13 13 LCD TV Error symptom Standard Repair Process A28 13...

Page 84: ...eck Link Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 12 Adjustment Test pattern ADJ Key A12 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connec...

Page 85: ...e viewing POWER BOARD PIN voltage checking method A19 28 C Audio error_No audio Normal video Checking method in menu when there is no audio A24 29 Voltage and speaker checking method when there is no...

Page 86: ...LCD back light with naked eye A Video error_No video Normal audio After turning on the power and disassembling the case check with the naked eye whether you can see light from 4 locations ALL MODELS L...

Page 87: ...te Revised date Error symptom Content LCD TV A2 Check the DC 24V 12V 3 5V and Inverter on ALEF LED Edge LED P dim A dim Inverter ON Error GND 24V P203 14 13 12 11 6 10 1 5 P dim A dim Inverter ON Erro...

Page 88: ...nual Check White Balance value A Video error_No video Normal audio ALL MODELS A4 Established date Revised date Error symptom Content LCD TV A3 Entry method 1 Press the ADJ button on the remote control...

Page 89: ...0 H24S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15 GND 14 GND 13 3 5V 12 3 5V 11 3 5V 10 3 5V 9 GN...

Page 90: ...Standard Repair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A6 Established date Revised date Error symptom Content...

Page 91: ...lag stop 1 Checking method for remote controller for adjustment Press the IN START with the remote controller for adjustment Version ALL MODELS A7 Established date Revised date Error symptom Content...

Page 92: ...Horizontal bar residual image light spot As the part connecting to the external input check the screen condition by signal A8 Established date Revised date Error symptom Content LCD TV A8 ALL MODELS...

Page 93: ...voltage from power supply finally replace the MAIN BOARD Standard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop ALL MODELS A9 Established date Re...

Page 94: ...tion A Video error_Color error Check the contact condition of the Link Cable especially dust or mis insertion A10 Established date Revised date Error symptom Content LCD TV A10 ALL MODELS 2010 12 14 C...

Page 95: ...f patterns using the ADJ Key Checking item 1 Defective pixel 2 Residual image 3 MODULE error ADD BAR SCAN BAR 4 Video error Classification of MODULE or Main B D A12 Established date Revised date Error...

Page 96: ...CNT Broken Solder defect CNT Broken Solder defect CNT Broken Solder defect CNT Broken Abnormal Power Section Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Appendix Exchang...

Page 97: ...bnormal Power Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange T Con Board 2 A 2 5 Copyright 2011 LG Electronics Inc All...

Page 98: ...c 2009 Appendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light No picture Sound Ok A 3 5 Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE...

Page 99: ...leakage Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage A 4 5 Un repairable Cases In this case please exchange the module Copyright 2011 LG Electronics Inc All rig...

Page 100: ...ertical Block Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix Exchange the Module 2 A 5 5 Un...

Page 101: ..._No power A17 Established date Revised date Error symptom Content LCD TV A17 ST BY condition Red Power ON condition white Front LED control Menu Option Power Indicator Standby light ON 2010 12 14 Cop...

Page 102: ...normally on Check the DC 20V 24V 12V 3 5V SMAW200 H24S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15...

Page 103: ...24S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15 GND 14 GND 13 3 5V 12 3 5V 11 3 5V 10 3 5V 9 GND 8...

Page 104: ...t item 3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A22 Established date Revised date Error symptom Conten...

Page 105: ...from Off to On Standard Repair Process Detail Technical Manual Checking method in menu when there is no audio C Audio error_No audio Normal video ALL MODELS A24 Established date Revised date Error sy...

Page 106: ...il Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video ALL MODELS A25 Established date Revised date Error symptom Content LCD TV A25 SMAW200...

Page 107: ...tandard Repair Process Detail Technical Manual Remote controller operation checking method D Function error_ No response in remote controller key error ALL MODELS A27 Established date Revised date Err...

Page 108: ...tton on the remote controller And find the V COM value Which is no or minimized the Flicker If there is no flicker at default value Press the exit key and finish the VCOM adjustment Push the OK key to...

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