LG 32LB530B Service Manual Download Page 39

Page: 39 / 43

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.

R230

100

OPT

C258

0.1uF

HALF_NIM/EU_NON_T2

C219

0.047uF

D0-_HDMI4

/AV_CVBS_IN

L211

BLM18PG121SN1D

C257

0.1uF

HALF_NIM/EU_NON_T2

+3.5V_ST

R206

M120

+3.3V_Normal

R204

100

OPT

MODEL_OPT_4

AUD_LRCK

AV2_R_IN

/VBUS_EN

AVDD5V_MHL

+3.3V_Normal

D1-_HDMI4

SCART1_Rout

C255

0.1uF

DDC_SCL_4

R209

NON_DVB_T2

C251

0.1uF

R296

100

SPDIF_OPTIC

DDC_SCL_2

MODEL_OPT_0

R237

C225

0.047uF

AVDD_AU33

R212

PHM_OFF

TP209

D0+_HDMI2

C240
0.1uF

L228

BLM18PG121SN1D

+3.5V_ST

AV2_L_IN

C218

0.047uF

+3.3V_Normal

RF_SWITCH_CTL

AVDD_AU33

C220

0.047uF

CK+_HDMI4

D0-_HDMI2

R244

C266

0.1uF

CK+_HDMI2

C279

0.1uF

R240

CK-_HDMI4

C287

OPT

MODEL_OPT_2

AVDD2P5

EPHY_RP

C230

0.047uF

AV2

C203

1000pF

OPT

50V

C268
4.7uF
10V

HEAD_PHONE

C263
10uF

SOC_RESET

D0+_HDMI4

EPHY_TN

L205

HEAD_PHONE

5.6uH

R294

MIU1-NO_DDR

D1+_HDMI2

C250

0.1uF

C248

0.1uF

AUD_MASTER_CLK_0

R249

AV2

R225

100

OPT

IF_N_MSTAR

C253

1uF

C223

0.047uF

EPHY_RN

IF_P_MSTAR

C274

0.1uF

MODEL_OPT_5

+1.10V_VDDC

L203

HEAD_PHONE

5.6uH

AMP_SCL

HDMI_ARC

D1+_HDMI4

AVDD2P5

AV2_CVBS_IN

C256
0.1uF

R216

HPD2

R224

NON_DVB_S

EPHY_TP

+1.5V_DDR

HP_LOUT

C282

0.1uF

HALF_NIM/EU_NON_T2

R226

C209

0.1uF

C231

1uF

HDMI1_ARC

MODEL_OPT_1

SOC_RESET

COMP2_R_IN

R205
100

SWICH

L229

BLM18PG121SN1D

C285
0.047uF
25V

HALF_NIM/EU_NON_T2

L208

BLM18PG121SN1D

IF_AGC_SEL

R252

C249
4.7uF

R220

10K

HALF_NIM/EU_NON_T2

C227

0.047uF

R211

PHM_ON

AVDD_MIU

R288

100

HALF_NIM/EU_NON_T2

IF_AGC_MAIN

AVDD2P5_MOD

MODEL_OPT_6

AUD_SCK

C201

0.1uF

R291

MIU1-128M

MIUVDDC

C272
4.7uF
10V

HEAD_PHONE

CK-_HDMI2

C239

2.2uF

AV2

+3.3V_Normal

C241
0.1uF

L209

BLM18PG121SN1D

TU_SCL

C221

0.047uF

HPD4

DDC_SDA_4

AVDD_NODIE

L202

BLM18SG121TN1D

SCART1_Lout

R290

DUALSTREAM

R222

DVB_S

R287

R227

FHD

C273

0.1uF

MODEL_OPT_3

L227

BLM18PG121SN1D

HALF_NIM/EU_NON_T2

D2+_HDMI4

C283

0.1uF

R208

DVB_T2

C259

0.1uF

SIDE_USB1_DP

R246

SPDIF_OUT

TU_CVBS

L206

BLM18PG121SN1D

TU_SDA

R228

100

OPT

FB_CORE

COMP2_L_IN

CI_DET

R210

HDMI1_ARC

VDD33

C264

1000pF

OPT

50V

D2+_HDMI2

AUD_LRCH

SIDE_USB1_DM

VDD33

AVDD2P5_MOD

R200

62K

+1.10V_VDDC

D2-_HDMI2

VDD33

R266

470

RESET_IC_SOC_RESET

MIUVDDC

C238

2.2uF

AV2

C235

0.1uF

R239

R242

C242

2.2uF

+1.10V_VDDC

+2.5V_Normal

LNA2_CTL

AVDD_NODIE

+1.10V_VDDC

TU_SIF

/AV_CVBS_IN

L204

BLM18PG121SN1D

D1-_HDMI2

C207

0.1uF

R207

NON_M120

R293

NON_DUALSTREAM

C224

1000pF

DTV/MNT_VOUT

AMP_SDA

R241

D2-_HDMI4

AVDD_MIU

C233

0.047uF

PM_MODEL_OPT_1

SW200

JTP-1127WEM

SWICH

R202

100

BOOSTER_OPT

R238

C245

0.1uF

R201

100

OPT

C291
0.1uF
16V

R218

C222

0.047uF

R221

MIU0-256M

CEC_REMOTE_S7

X201
24MHz

FB_CORE

C252
0.1uF

C243

2.2uF

MODEL_OPT_7

R229

100

OPT

COMP2_DET

R219

HALF_NIM/EU_NON_T2

R289

100

HALF_NIM/EU_NON_T2

R223

MIU0-128M

POWER_DET_RESET

HP_ROUT

C286
0.1uF

+2.5V_Normal

DDC_SDA_2

SC1/COMP1_L_IN

SC1/COMP1_R_IN

SC1_FB

SC1_SOG_IN

SC1_B+/C

SC1_G+/

SC1_ID

SC1_R+/C

SC1_CVBS_IN

DEMOD_SCL

DEMOD_SDA

C284-*1

10uF 10V

CAP_10uF_X7R

C204-*1

10uF 10V

CAP_10uF_X7R

C269-*1

10uF 10V

CAP_10uF_X7R

MHL_CD_SENSE

C261

27pF

XTAL_LOAD_27pF

C262

27pF

XTAL_LOAD_27pF

IC101

MSD804KKX

S7LR-M_NON_MS10

RXACKP

RXACKN

RXA0P

RXA0N

RXA1P

RXA1N

RXA2P

RXA2N

DDCDA_DA/GPIO27

DDCDA_CK/GPIO26

HOTPLUGA/GPIO22

HOTPLUGD/GPIO25

RXCCKP

AE9

RXCCKN

AC9

RXC0P

AC10

RXC0N

AD9

RXC1P

AC11

RXC1N

AD10

RXC2P

AE11

RXC2N

AD11

DDCDC_DA/GPIO31

AE8

DDCDC_CK/GPIO30

AD8

HOTPLUGC/GPIO24

AC8

RXBCKP

RXBCKN

RXB0P

RXB0N

RXB1P

RXB1N

RXB2P

RXB2N

DDCDB_DA/GPIO29

DDCDB_CK/GPIO28

HOTPLUGB/GPIO23

CEC/GPIO5

HSYNC0

VSYNC0

RIN0P

RIN0M

GIN0P

GIN0M

BIN0P

BIN0M

SOGIN0

HSYNC1

VSYNC1

RIN1P

RIN1M

GIN1P

GIN1M

BIN1P

BIN1M

SOGIN1

HSYNC2

AA2

RIN2P

RIN2M

AA3

GIN2P

GIN2M

BIN2P

BIN2M

SOGIN2

CVBS0

AA8

CVBS1

CVBS2

CVBS3

AA5

NC_5

NC_7

AA4

NC_6

CVBSOUT1

AA1

VCOM

AB4

NC_8

AC4

NC_9

AD3

AC3

AE3

SIFP

AD4

SIFM

AC5

IF_AGC

AD2

RF_AGC

AE2

I2C_SCKM1/GPIO78

AE6

I2C_SDAM1/GPIO79

AD6

XIN

AD1

XOUT

AC1

SPDIF_IN/GPIO150

SPDIF_OUT/GPIO151

USB0_DM

USB0_DP

USB1_DM

AC12

USB1_DP

AE12

I2S_IN_BCK/GPIO148

I2S_IN_SD/GPIO149

I2S_IN_WS/GPIO147

I2S_OUT_BCK/GPIO154

B10

I2S_OUT_MCK/GPIO152

I2S_OUT_SD/GPIO155

I2S_OUT_WS/GPIO153

C10

AUL0

AB9

AUR0

AA11

AUL1

AUR1

AA9

AUL2

AA7

AUR2

AB8

AUL3

AUR3

Y10

AUL4

AC7

AUR4

AD7

GPIO_PM[13]/GPIO19

AUOUTL2

AVDD5V_MHL

GPIO_PM[14]/GPIO20

AUOUTR2

GPIO_PM[15]/GPIO21

AUVRM

AD5

AUVAG

AE5

AUVRP

AC6

EARPHONE_OUTL

AA6

EARPHONE_OUTR

AB6

RP/GPIO63

TP/GPIO60

RN/GPIO66

LED1/GPIO59

TN/GPIO62

GPIO61

GPIO64

GPIO65

LED0/GPIO58

IRIN/GPIO4

ARC0

HWRESET

IC101

MSD804KKX

S7LR-M_NON_MS10

AVDDLV_USB

K12

VDDC_1

VDDC_2

VDDC_3

K10

VDDC_4

K11

VDDC_5

L10

VDDC_6

M12

VDDC_7

M13

VDDC_8

N12

VDDC_9

P14

VDDC_10

P15

VDDC_11

R10

VDDC_12

R14

VDDC_13

R15

VDDC_14

T10

NC_2

P10

FB_CORE

P19

AVDDL_MOD

R16

NC_1

L11

DVDD_DDR

M14

AVDD2P5_ADC_1

AVDD2P5_ADC_2

W10

AVDD2P5_ADC_3

W11

AVDD2P5_ADC_4

W12

AVDD25_LAN

Y17

AVDD_MOD_1

V18

AVDD_MOD_2

U19

NC_3

W14

NC_4

W15

AVDD_NODIE

AVDD_DVI_USB_1

AVDD_DVI_USB_2

AVDD3P3_MPLL

AVDD_DMPLL

DVDD_NODIE

M19

AVDD_AU33

AVDD_EAR33

VDDP_1

R19

VDDP_2

T19

AVDD_LPLL_1

W18

AVDD_LPLL_2

W19

VDDP_NAND

V19

AVDD_DDR0_D_1

J17

AVDD_DDR0_D_2

K15

AVDD_DDR0_D_3

K16

AVDD_DDR0_C

L15

AVDD_DDR1_D_1

K17

AVDD_DDR1_D_2

L17

AVDD_DDR1_D_3

M17

AVDD_DDR1_C

L16

GND_EFUSE

GND_1

A23

GND_2

B17

GND_3

C23

GND_4

GND_5

C11

GND_6

C19

GND_7

C22

GND_8

D14

GND_9

D18

GND_10

D19

GND_11

E17

GND_12

E18

GND_13

E19

GND_14

E22

GND_15

GND_16

F17

GND_17

F18

GND_18

F19

GND_19

GND_20

GND_21

N22

GND_22

N21

GND_23

N20

GND_24

M22

GND_25

M21

GND_26

M20

GND_27

F10

GND_28

V15

GND_29

W16

GND_30

GND_31

T18

GND_32

G10

GND_33

G11

GND_34

G12

GND_35

G13

GND_36

G14

GND_37

G17

GND_38

G18

GND_39

G19

GND_40

G24

GND_41

H11

GND_42

H12

GND_43

H13

GND_44

H14

GND_45

H15

GND_46

H16

GND_47

H17

GND_48

H18

GND_49

H19

GND_50

GND_51

J10

GND_52

J11

GND_53

J12

GND_54

J13

GND_55

J14

GND_56

J15

GND_57

J16

GND_58

J18

GND_59

J19

GND_60

J25

GND_61

GND_62

K13

GND_63

K14

GND_64

H10

GND_65

K18

GND_66

K19

GND_67

K22

GND_68

GND_69

GND_70

GND_71

L12

GND_72

L13

GND_73

L18

GND_74

L19

GND_75

GND_76

GND_77

M10

GND_78

M11

GND_79

L14

GND_80

M15

GND_81

M16

GND_82

M18

GND_83

M25

GND_84

N10

GND_85

N11

GND_86

N13

GND_87

N14

GND_88

N15

GND_89

N16

GND_90

N17

GND_91

N19

GND_92

GND_93

GND_94

GND_95

GND_96

P11

GND_97

P13

GND_98

P16

GND_99

P17

GND_100

P18

GND_101

P12

GND_102

GND_103

GND_104

R11

GND_105

R12

GND_106

R13

GND_107

R17

GND_108

GND_109

GND_110

GND_111

T11

GND_112

T12

GND_113

T13

GND_114

T14

GND_115

T15

GND_116

T16

GND_117

T17

GND_118

GND_119

GND_120

U10

GND_121

U11

GND_122

U12

GND_123

U13

GND_124

U14

GND_125

U15

GND_126

U16

GND_127

U17

GND_128

R18

GND_129

GND_130

V10

GND_131

V11

GND_132

V12

GND_133

V14

GND_134

V17

GND_135

GND_136

10uF

10V

C204

CAP_10uF_X5R

85C

10uF

10V

C284

CAP_10uF_X5R

85C

10uF

10V

C269

CAP_10uF_X5R

85C

R217

AVDD_DMPLL

C205
0.1uF

L207

BLM18PG121SN1D

R203

RF_SW_OPT

C288

33pF

HALF_NIM/IF_FILTER

C289

33pF

HALF_NIM/IF_FILTER

C202

4.7uF

10V

RESET_IC_SOC_RESET

C200

4.7uF

10V

+3.5V_SOC_RESET

C254

1uF

C260

1uF

C277

1uF

C280

1uF

10uF

10V

C228

10uF

10V

C275

10uF

10V

C296

10uF

10V

C278

URSA_SCL

URSA_SDA

POWER_ON/OFF_2

URSA_SCL

URSA_SDA

R214

2.2

R215

2.2

MODEL_OPT_8

R298

S/W_AJ

R297

OPT

R213

100

OPT

+2.5V_Normal

C261-*1

30pF

XTAL_LOAD_30pF

C262-*1

30pF

XTAL_LOAD_30pF

NC4_S7LRM

2012.09.19

MAIN2_NON_EU

U23

MODEL OPTION

MODEL_OPT_3

MODEL OPTION

MIU0-128M

TUNER_I2C

Normal Power 3.3V

I2S_I/F

HIGH

DTV_IF

PHM_OFF

DDR3 1.5V

M120

MODEL_OPT_5

Close to MSTAR

NON_M120

SOC_RESET

MIU0-256M

ANALOG SIF

Close to MSTAR

PIN NAME

Close to MSTAR

Ginga

AVDD_DDR1:55mA

AB3

Memory OPTION

MODEL_OPT_6

CVBS In/OUT

U23

H/P OUT

AVSS_PGA

NON_DVB_T2

CHANGE TO X5R

AUDIO IN

PIN NO.

MIU1-128M

FHD

MIU1-NO_DDR

Memory

VDDC 1.05V

DVB_T2

MODEL_OPT_4

128M

Close to MSTAR

COMP2

STby 3.5V

MODEL_OPT_6

T25

256M

MODEL_OPT_4

AVDD25_PGA

SIDE USB

Note

MODEL_OPT_6

CHANGE TO
10UF 10V X5R

128M+128M

VDDC : 2026mA

AVDD25_PGA:13mA

NON_DVB_S

CHANGE TO
10UF 10V X5R

DVB_S

T24

AB2

LOW

PHM_ON

MODEL_OPT_1

MODEL_OPT_7

SYM.E

HDMI

AVDD_DDR0:55mA

MODEL_OPT_0

MODEL_OPT_4

256M+128M

AVDD2P5:172mA

* Dual Stream is only Korea 3D spec

MODEL_OPT_2

Normal 2.5V

PIN NO.

AUDIO OUT

PIN NO.

SYM.C

DUALSTREAM

NON_DUALSTREAM

LGE Internal Use Only

Summary of Contents for 32LB530B

Page 1: ...ODEL 32LB530B 32LB530B UA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Page 2: ... LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 16 BLOCK DIAGRAM 22 EXPLODED VIEW 24 SCHEMATIC CIRCUIT DIAGRAM ...

Page 3: ...inals etc to be sure the set is safe to operate 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 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 m...

Page 4: ...lectrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent poten tial 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...

Page 5: ...he 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 replace...

Page 6: ...cification by part number in accordance with BOM 5 The receiver must be operated for about 20 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety UL CSA IEC specification EMC FCC ICES IEC specification 4 General Specification No Item Specification Result Remark 1 Receiving System 1 ATSC NTSC M 64 QAM 256 QAM 2 Available Chan...

Page 7: ...D AUO 42LN5300 UB POLA HC420DUN SLFP1 LGD 42LN5300 UB POLA HC390DUN VCFP1 CMI 39LN5300 UB POLA TBD AUO 39LN5300 UB POLA HC320DXN VSFP1 CSOT 32LN5300 UB Direct LC320DUE SFR1 LGD 32LN5300 UB Direct LC370DXE SFR1 LGD 37LN530B UA Direct LC320DXE SFR1 LGD 32LN530B UA POLA HC320DXN SLFP1 LGD 32LN530B UA Direct i D LGD 55LN5200 UA Direct i D LGD 47LN5200 UA Direct i D LGD 42LN5200 UA Direct i D LGD 32LN5...

Page 8: ...4 176 HDTV 1080P 5 2 HDMI Input DTV PC No Resolution H freq kHz V freq kHz Pixel clock Proposed Remark DTV 1 720 480 31 47 60 00 27 027 SDTV 480P 2 720 480 31 47 59 94 27 00 SDTV 480P 3 1280 720 45 00 60 00 74 25 HDTV 720P 4 1280 720 44 96 59 94 74 176 HDTV 720P 5 1920 1080 33 75 60 00 74 25 HDTV 1080I 6 1920 1080 33 72 59 94 74 176 HDTV 1080I 7 1920 1080 67 50 60 00 148 50 HDTV 1080P 8 1920 1080 ...

Page 9: ...till image is displayed for a period of 20 minutes or longer especially where W B scale is strong Digital pattern 13ch and or Cross hatch pattern 09ch there can some afterimage in the black level area 3 Adjustment items 3 1 Main PCBA Adjustments 1 ADC adjustment ADC adjustment is OTP Auto ADC 2 EDID download HDMI Above adjustment items can be also performed in Final Assembly if needed Both Board l...

Page 10: ...01 02 3A 80 18 71 38 2D 40 58 2C 40 45 00 40 84 63 00 00 1E 66 21 50 B0 51 00 1B 30 50 40 70 36 00 40 84 63 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 53 10 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 E8 EDID Block 1 Bytes 128 255 80H FFH 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 02 03 19 F1 48 90 22 20 05 04 03 02 01 23 09 57 10 07 67 03 0C 00 10 00 80 1E 02 3A 80 18 71 3...

Page 11: ...20 E0 2D 10 10 3E 96 00 40 84 63 00 00 60 18 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 F8 4 2 5 2 AC3 EDID Data 4 2 5 2 1 FHD Model HDMI 1 FHD 8BIT C S E896 EDID Block 0 Bytes 0 127 00H 7FH 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 10 01 17 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 31 40...

Page 12: ...7 8 9 A B C D E F 0 02 03 1C F1 48 10 22 20 05 84 03 02 01 26 15 07 10 50 09 57 07 67 03 0C 00 20 00 80 1E 02 3A 80 18 20 71 38 2D 40 58 2C 04 05 40 84 63 00 00 1E 01 1D 30 80 18 71 1C 16 20 58 2C 25 00 40 84 63 00 00 9E 40 01 1D 00 72 51 D0 1E 20 6E 28 55 00 40 84 63 00 50 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 40 84 60 63 00 00 18 00 00 00 00 00 00 00 00 00 00 00 00 70 00 00 00 00 00 00 00 00...

Page 13: ...5 2 Manual adj method 1 Set TV in Adj mode using POWER ON 2 Zero Calibrate the probe of Color Analyzer then place it on the center of LCD module within 10cm of the surface 3 Press ADJ key EZ adjust using adj R C 6 White Balance then press the cursor to the right KEY When KEY is pressed 204 Gray 80IRE internal pattern will be displayed 4 One of R Gain G Gain B Gain should be fixed at 192 and the re...

Page 14: ...odels in Non USA North America due to rating 2 Applied model LA32B Chassis applied to CANADA and MEXICO 5 2 2 Country Group selection 1 Press ADJ key on the Adj R C and then select Country Group Menu 2 Depending on destination select US then on the lower Country option select US CA MX Selection is done using KEY 3 Using DFT Auto PC for communication through RS 232C UART Baud rate 115200 bps Comman...

Page 15: ...odulation 2 CVBS Component 1KHz sine wave signal 0 4Vrms 7 2 Specification No Item Min Typ Max Unit Remark 1 Audio practical max Output L R Distortion 10 max Output 9 0 8 5 10 9 9 3 12 0 9 8 W Vrms 1 Measurement condition EQ AVL Clear Voice Off 2 Speaker 8Ω Impedance USB S W Download option Service only 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If you...

Page 16: ...r IC101 or Main board Check Multi Voltage P401 9 10pin 24V 13 14 15pin 12V Replace Power Board Check DRV ON Control P403 2 pin High Check Power Board Check IC402 3 7 Output Voltage IC402 2 5V IC403 1 15V IC407 1 5V Q403 3 3V Replace IC402 IC403 IC407 Q403 Re download software Check stand by Voltage L404 L408 3 5V Replace L404 L408 Check LVDS Power Voltage Q409 12V Replace Q409 Check Mstar LVDS Out...

Page 17: ...V Power IC3703 2 pin 1 8V Check IF_P N Signal TU3700 10 11 Pin Replace IC3703 Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok ok ok ok No No No No Bad Tuner Replace Tuner 3 AV Video Check input signal format Is it supported Check AV Cable for damage for damage or open conductor Check JK1702 CVBS Signal Line R1722 ok ok ok No Replace Jack ok Check CVBS_DET Signal Replace R1713 No Check...

Page 18: ...tar LVDS Output Replace Mstar IC101 or Main Board ok No 5 HDMI Video Check input signal format Is it supported Check HDMI Cable conductors for damage or open conductor Check EDID R832 R833 R834 R835 I2C Signal Check JK801 JK803 ok ok ok No No Replace the defective IC or re download EDID data ok Replace Jack Check HDMI Signal Check other set If no problem check signal line ok No Check Mstar LVDS Ou...

Page 19: ... conductors for damage or open conductor Check MHL Signal R214 R215 Check JK803 ok ok ok No No Replace the defective IC or re download EDID data ok Replace Jack Check MHL 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 CD_Sense Cbus Vbus No Replace R810 R802 R831 R830 IC802 D800 ...

Page 20: ...ff Toggle the Menu Check AMP IC IC3401 Power 24V 3 3V No Replace Amp IC IC501 Check Mstar I2S Output IC3401 37 38 39 Pin No Check signal line Or replace Mstar IC101 Check Mstar AUDIO_MASTER_CLK R148 No Replace Mstar IC101 or Main Board ok Check AMP I2C Line R3406 R3407 No Check signal line Or replace Mstar IC101 8 Digital Analog TV Audio Check RF Cable Signal Follow procedure 7 All source audio tr...

Page 21: ...r damage for damage or open conductor Check JK1702 Signal Line R1714 R1715 ok ok No Replace Jack Follow procedure 7 All source audio trouble shooting guide 10 Component Audio Check Component Cable for damage or open conductor Check JK1702 Signal Line R1714 R1715 ok ok No Replace Jack Follow procedure 7 All source audio trouble shooting guide ...

Page 22: ...b MX25L6406EMI LVDS FHD HD 60z USB2 0 DP D M SPK L R X tal 24MHz FPC 51P FHD I2S SPDIF L R Y Pb Pr L R Rear TMDS DDR3 Add DDR3 Data SPI AV Side TMDS HDMI MHL CVBS L R CONTROL IR LED KEY1 IR LED_R I2C RS 232C FPC 30P HD MAX3232 RS232C CLK 667MHz Internal Micom PM I2C DDR3 128MB 1Gb Hynic H5TQ1G63DFR AT24C512C SSHD T 512k bit Half NIM SI2158_ATSC_1INPUT A_IF AMP STA380BWE CLK 800MHz ...

Page 23: ...Copyright LG Electronics Inc All rights reserved Only for training and service purposes M1 EEPROM Amp Tuner CH 2 I2C_SCL I2C_SDA 22 3 3V 2 2k 1k TU _SCL TU _SDA CH 5 CH 6 TU _SCL TU _SDA 1 8k 33 22 3 3V 3 3V 0xA0 0x20 0xC0 0 18p ...

Page 24: ...arts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE A2 A9 A10 900 200 400 540 521 530 500 910 120 300 510 123 122 121 Se...

Page 25: ..._TS_DATA 5 PCM_D 2 PCM_A 14 CI_TS_DATA 4 SCART1_Lout PCM_REG HP_ROUT PCM_IOWR CI_TS_DATA 1 PCM_RST PCM_A 12 CI_TS_VAL CI_TS_DATA 3 PCM_WAIT SCART1_Rout CI_TS_DATA 6 PCM_D 4 PCM_A 8 DTV MNT_VOUT PCM_D 7 CI_DET PCM_OE SIDE_HP_MUTE CI_TS_DATA 7 S2_RESET PCM_IORD PCM_A 11 SC1_B COMP1_Pb SC1_G COMP1_Y SC1_R COMP1_Pr SC1 COMP1_L_IN SC1 COMP1_DET SC1 COMP1_R_IN FE_TS_DATA 1 FE_TS_DATA 2 FE_TS_DATA 3 FE_T...

Page 26: ...ET_ON_SEMI 1 GND 3 VCC 2 RESET R450 0 5 PD_ 3 5V R447 1 2K 1 PD_ 12V 560pF C467 50V L402 MLB 201209 0120P N2 R414 10K 12V 5V_Normal POWER_ON OFF_1 C418 0 1uF 50V 1 10V_VDDC POWER_DET RL_ON C420 22uF 16V IC408 1 APX803D29 PWR_DET_ON_DIODES 1 GND 3 VCC 2 RESET 3 3V_Normal 12V R480 100 PD_ 24V R454 11K 1 R456 4 7K 1 16W 1 24V 3 5V_ST L407 MLB 201209 0120P N2 3 5V_ST 3 3V_Normal USB1_CTL R438 22K R433...

Page 27: ...F 16V OPT R601 100 3 5V_ST L600 BLM18PG121SN1D KEY2 R602 10K 1 IR R600 100 C604 100pF 50V 3 5V_ST C603 1000pF 50V R603 10K 1 C602 0 1uF 16V KEY1 3 5V_ST R607 3 3K LED_R BUZZ P600 12507WR 08L 1 2 3 4 5 6 7 8 9 R610 1 8K L601 BLM18PG121SN1D CONTROL_FILTER L602 BLM18PG121SN1D CONTROL_FILTER C608 0 1uF 16V CONTROL_FILTER C609 0 1uF 16V CONTROL_FILTER R611 0 CONTROL_NO_FILTER R612 0 CONTROL_NO_FILTER I...

Page 28: ...NG IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 12 06 20 USB 7 NC4_S7LRM JK700 3AU04S 305 ZC LG 1 2 3 4 5 D700 RCLAMP0502BA OPT SIDE_USB1_DM SIDE_USB1_DP 5V_USB C700 22uF 10V USB SIDE Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 29: ..._HDMI1_VARISTOR DDC_SCL_4 MHL_OCP_DET C801 0 047uF 25V R804 0 JK803 EAG62611204 14 NC 13 CE_REMOTE 5 D1_GND 20 BODY_SHIELD GND 12 CK 11 CK_GND 2 D2_GND 19 HP_DET 18 5V 10 CK 4 D1 1 D2 17 GND 9 D0 8 D0_GND 3 D2 16 DDC_DATA 7 D0 6 D1 15 DDC_CLK R815 10K Q804 E B C Q806 E B C Q805 E B C R813 10K R816 10K MHL_OCP_EN R802 0 R824 2 7K R825 2 7K R810 0 R831 300K VA801 ESD_HDMI1_VARISTOR VA802 ESD_HDMI R8...

Page 30: ... THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF 12 06 12 10 NC4_S7LRM 3 3V_Normal SPDIF_OUT JK1001 2F01TC1 CLM97 4F SPDIF JACK FOXCONN 3 VIN 2 VCC 1 GND 4 SHIELD C1002 100pF 50V C1001 0 1uF 16V JK1001 1 JST1223 001 SPDIF JACK SOLTEAM 1 GND 2 VCC 3 VINPUT 4 FIX_POLE SPDIF OPTIC JACK 5 15 Mstar Circuit Application SPDIF Copyright ⓒ 2013 LG Electronics Inc All right reserved Only f...

Page 31: ...RXA1 Pol change RXB4 RXACK RXBCK RXA0 RXA2 LVDS NON EU RXA2 RXBCK RXB4 RXA3 RXA1 RXB2 RXB3 RXA3 RXBCK RXACK RXA2 RXA1 RXB1 RXB3 RXA3 RXA2 RXA0 RXA4 Shift RXBCK RXB2 RXA4 51Pin LVDS Connector For FHD 60Hz RXACK RXA3 RXACK RXB3 RXA3 RXA1 RXB0 RXA0 RXACK RXB3 LVDS_SEL RXA4 RXB3 RXA4 RXA2 RXA2 RXA1 RXB2 Pol change RXB4 RXB1 RXA4 RXACK RXB3 RXB0 RXB3 RXBCK RXB4 RXA0 RXA2 RXB0 RXB1 RXA3 RXA2 RXBCK RXB4 ...

Page 32: ...01 0 1uF 16V DEMOD_SDA C3717 0 1uF 16V 3 3V_TU C3711 18pF 50V R3741 1 8K TU_IIC_ATSC_1 8K C3725 0 1uF 16V IF_N_MSTAR 3 3V_Normal C3723 22uF 6 3V C3715 22uF 6 3V R3766 1 C3741 1 10uF 10V CAP_X7R_MP C3741 10uF 10V CAP_10uF_X5R 85C R3761 1 10 HALF_NIM IF_FILTER R3760 1 10 HALF_NIM IF_FILTER R3714 0 NON_ASIA R3715 0 NON_ASIA TU3702 TDSH G501D B TUNER_ISOLATOR_DVB_1INPUT_H 5 B1 3 3V 11 DIF N 2 RESET 10...

Page 33: ... 0 1uF CVBS_TEST C1707 0 1uF CVBS_TEST 4 7uF C1708 CVBS_TEST JK1701 PPJ248 01 COMP_AV1 2 6D GN C SPRING 7D GN E LUG 4D GN CONTACT 5E BL C SPRING 8F RD1 E LUG S 6F RD1 C SPRING 4F RD1 CONTACT 5G WH1 C SPRING 4H RD2 CONTACT 6H RD2 C SPRING 7H RD2 E LUG 7A YL E LUG 6A YL C SPRING 4A YL CONTACT 5B WH2 C SPRING 4C RD3 CONTACT 6C RD3 C SPRING 7C RD3 E LUG D1711 COMP_Y_ZENER_ROHM D1703 COMP_Pr_ZENER_ROHM...

Page 34: ...7LRM EPHY_RN EPHY_TN EPHY_TP JK2100 XRJV 01V 0 D12 080 ETHERNET_XMULTIPLE 1 2 3 4 5 6 7 8 9 9 2 5V_Normal EPHY_RP C2104 0 01uF 50V ETHERNET L2101 BLM18PG121SN1D ETHERNET R2101 49 9 ETHERNET R2102 49 9 ETHERNET C2101 0 1uF ETHERNET R2104 49 9 ETHERNET C2102 0 1uF ETHERNET R2103 49 9 ETHERNET JK2100 1 RJ45VT 01SN002 ETHERNET_XML_EMI 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 ETHERNET H W option ETHERNET Co...

Page 35: ...1 MMBT3904 NXP E B C AUD_LRCH C3414 330pF 50V R3409 43 AUD_SCK AMP_RESET SPK_R R3411 43 C3407 0 1uF 16V POWER_DET 24V C3421 0 22uF 50V C3401 1000pF 50V C3409 0 1uF 16V AMP_SDA C3418 0 22uF 50V R3405 0 OPT SPK_R C3404 2 2uF 10V C3403 0 1uF 16V AUD_LRCK R3406 0 R3407 0 IC3401 STA380BWF 1 VCC_REG 2 VSS_REG 3 OUT2B 4 GND2 5 VCC2 6 OUT2A 7 OUT1B 8 VCC1 9 GND1 10 OUT1A 11 VDD_REG 12 GND_REG 13 NC_1 14 N...

Page 36: ...HAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2012 06 20 MSTAR DEBUG_4PIN 39 NC4_S7LRM RGB_DDC_SCL RGB_DDC_SDA P3900 12505WS 04A00 MSTAR_DEBUG_4P 1 2 3 4 5 JP_GND2 JP_GND3 JP_GND4 JP_GND1 MSTART DEBUG_4PIN Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 37: ...THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC RS232C_4P_OS 2012 06 20 40 NC4_S7LRM PM_RXD 3 5V_ST R4001 100 R4000 100 P4000 12507WS 04L RS232C_DEBUG_4P 1 VCC 2 PM_RXD 3 GND 4 RM_TXD 5 GND PM_TXD RS 232C Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 38: ...8 PCMDATA 2 GPIO131 AB22 PCMDATA 3 GPIO123 AE20 PCMDATA 4 GPIO122 AA15 PCMDATA 5 GPIO121 AE21 PCMDATA 6 GPIO120 AB21 PCMDATA 7 GPIO119 Y15 PCMADR 0 GPIO128 W20 PCMADR 1 GPIO127 V20 PCMADR 2 GPIO125 W22 PCMADR 3 GPIO124 AB18 PCMADR 4 GPIO102 AA20 PCMADR 5 GPIO104 AA21 PCMADR 6 GPIO105 Y19 PCMADR 7 GPIO106 AB17 PCMADR 8 GPIO111 Y16 PCMADR 9 GPIO113 AB19 PCMADR 10 GPIO117 AB20 PCMADR 11 GPIO115 AA16 ...

Page 39: ...OUT GPIO151 D6 USB0_DM E3 USB0_DP E2 USB1_DM AC12 USB1_DP AE12 I2S_IN_BCK GPIO148 C8 I2S_IN_SD GPIO149 D8 I2S_IN_WS GPIO147 D9 I2S_OUT_BCK GPIO154 B10 I2S_OUT_MCK GPIO152 C9 I2S_OUT_SD GPIO155 B9 I2S_OUT_WS GPIO153 C10 AUL0 AB9 AUR0 AA11 AUL1 Y9 AUR1 AA9 AUL2 AA7 AUR2 AB8 AUL3 Y8 AUR3 Y10 AUL4 AC7 AUR4 AD7 GPIO_PM 13 GPIO19 W6 AUOUTL2 V6 AVDD5V_MHL V4 GPIO_PM 14 GPIO20 Y7 AUOUTR2 W5 GPIO_PM 15 GPI...

Page 40: ...7 DOUT2 8 RIN2 9 ROUT2 10 DIN2 11 DIN1 12 ROUT1 13 RIN1 14 DOUT1 15 GND 16 VCC D5302 20V ADUC 20S 02 010L OPT R5308 1K HEAD_PHONE R5307 1K HEAD_PHONE HP_DET C5302 0 1uF RS232_PHONE C5310 1000pF 50V OPT PM_RXD HP_ROUT C5304 0 1uF RS232_PHONE 3 3V_Normal R5305 1K HEAD_PHONE JK5301 KJA PH 1 0177 RS232_PHONE 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 C5306 0 1uF RS232_PHONE C5307 10uF 16V HEAD_PHONE C5305 0 ...

Page 41: ... A9 R3 A10 AP L7 A11 R7 A12 BC N7 NC_7 T3 NC_5 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 A3 VREFCA M8 VREFDQ H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8...

Page 42: ... 7 HOLD IO3 8 VCC R5504 33 SPI_SCK R5503 4 7K OPT SPI_SDO SPI_SDI R5501 10K OPT 3 5V_ST SPI_CS R5502 0 3 5V_ST IC1300 3 MX25L8006EM2I 12G SFLASH_OS_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC IC1300 1 MX25L6406EM2I 12G SFLASH_NON_OS_MX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC IC1300 W25Q64FVSSIG SFLASH_NON_OS_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7...

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