LG 32LY340C Service Manual Download

Page: 35 / 37

MODEL_OPT_2

LED_R/BUZZ

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

MODEL_OPT_0

KEY1

PWM0

KEY2

POWER_ON/OFF_1

MODEL_OPT_1

AMP_MUTE

PWM1

COMP_DET

DEMOD_RESET

5V_DET_HDMI_4

AMP_RESET

FE_TS_CLK

FE_TS_SYNC

FE_TS_VAL_ERR

FE_TS_DATA[0]

FE_TS_DATA[0-7]

USB1_OCD

USB1_CTL

/PF_CE1

PF_ALE

/PF_WE

/F_RB

/PF_OE

/PF_CE0

/PF_WP

SPI_SDI

R188

SPI_SDO

R190

SPI_SCK

RXB2-

RXB0+

RXB3+

RXB2+

RXB0-

RXB1+

RXB4+

RXB3-

RXB1-

RXB4-

RXBCK+

RXBCK-

RXA4+

RXA4-

RXA3+

RXA3-

RXACK-

RXACK+

RXA2-

RXA2+

RXA1-

RXA1+

RXA0+

RXA0-

SENSOR_SCL

SENSOR_SDA

AMP_SDA

AMP_SCL

TU_SDA

TU_SCL

AV_CVBS_DET

R185

RGB_PC

R186

OPT

PCM_5V_CTL

RF_SWITCH_CTL

R181

5V_DET_HDMI_2

FRC_RESET

R182

SOC_RESET

EPHY_TP

EPHY_TN

EPHY_RP

EPHY_RN

100

SPDIF

R192

SPDIF_OUT

R187

30pF

XTAL_LOAD_30pF

C113-*1

24MHz

X101

27pF

XTAL_LOAD_27pF

C113-*2

30pF

XTAL_LOAD_30pF

C114-*1

27pF

XTAL_LOAD_27pF

C114-*2

IF_AGC_MAIN

BLM18PG121SN1D

L101

R196

0 . 0 4 7 u F

C120

10K

R193

0 . 1 u F

C119

+3.3V_Normal

R199

TU_SIF

R198

TU_SIF

0 . 1 u F

C115

TU_SIF

1000pF

OPT

C123

0 . 1 u F

C116

TU_SIF

33pF

C124

0 . 1 u F

C118

IF_P_MSTAR

0 . 1 u F

C117

33pF

C122

100pF

OPT

C121

IF_N_MSTAR

MODEL_OPT_5

MODEL_OPT_6

MODEL_OPT_4

PWM2

R189

/SPI_CS

I2C_SDA

R183

I2C_SCL

R184

R194

R195

HP_MUTE

/FLASH_WP

MHL_CD_SENSE

PM_MODEL_OPT_0

POWER_DET

RL_ON

INV_CTL

HP_DET

MHL_OCP_EN

/MHL_OCP_DET

PM_LED

PANEL_CTL

PM_TXD

PM_RXD

TU_SIF

/CI_CD1

/CI_CD2

R197

DEMOD_SCL

DEMOD_SDA

R114

R113

/VBUS_EN

22pF

C113

XTAL_LOAD_22pF

22pF

C114

XTAL_LOAD_22pF

URSA/VCOM_SCL

URSA/VCOM_SDA

PWM3

R101

DSUB_DET

RGB_DDC_SCL

RGB_DDC_SDA

LGE2132(M1A_256M)

IC101

M1A_256MB

GPIO78

GPIO79

I2C_SCKM3/I2C_DDCR_CK/GPIO77

K17

I2C_SDAM3/I2C_DDCR_DA/GPIO76

J 1 5

SDAM2/GPIO55

SCKM2/GPIO56

SCKM0/GPIO58

SDAM0/GPIO59

I2S_IN_BCK/GPIO159

I2S_IN_SD/GPIO160

I2C_SCKM1/GPIO80

AA4

I2C_SDAM1/GPIO81

ET_TXD[0]/GPIO62

J 6

EXT_TX_CLK/GPIO64

I2S_IN_WS/GPIO158

ET_COL/GPIO60

J 4

ET_TXD[1]/GPIO61

J 5

LCK/GPIO194

H19

LDE/GPIO195

G20

LHSYNC/GPIO196

G19

LVSYNC/GPIO197

G21

UART2_RX/GPIO69

J 1 7

UART2_TX/GPIO70

J 1 6

UART3_TX/GPIO52

UART3_RX/GPIO53

GPIO46[CTS]

GPIO47[RTS]

UART1_TX/GPIO48

K15

UART1_RX/GPIO49

L16

ET_TX_EN/GPIO63

ET_RXD[0]/GPIO65

ET_MDC/GPIO66

ET_MDIO/GPIO67

ET_RXD[1]/GPIO68

PCMADR[0]/NF_AD[0]/GPIO130

U17

PCMADR[1]/NF_AD[1]/GPIO129

R18

PCMADR[2]/NF_AD[2]/GPIO127

V17

PCMADR[3]/NF_AD[3]/GPIO126

R16

PCMADR[4]/NF_AD[4]/GPIO104

U16

PCMADR[5]/NF_AD[5]/GPIO106

T17

PCMADR[6]/NF_AD[6]/GPIO107

W18

PCMADR[7]/NF_AD[7]/GPIO108

U20

PCMADR[8]/GPIO113

Y19

PCMADR[9]/GPIO115

AA19

PCMADR[10]/GPIO119

AA20

PCMADR[11]/GPIO117

W21

PCMADR[12]/GPIO109

V20

PCMADR[13]/GPIO112

Y17

PCMADR[14]/GPIO111

V18

PCMCD_N/GPIO135

V19

PCMCE_N/GPIO120

W19

PCMDATA[0]/GPIO131

U18

PCMDATA[1]/GPIO132

V16

PCMDATA[2]/GPIO133

W17

PCMDATA[3]/GPIO125

Y20

PCMDATA[4]/GPIO124

R15

PCMDATA[5]/GPIO123

AA18

PCMDATA[6]/GPIO122

T15

PCMDATA[7]/GPIO121

Y21

PCMIORD_N/GPIO116

W20

PCMIOWR_N/GPIO114

V21

PCMIRQA_N/GPIO110

Y18

PCMOE_N/GPIO118

T16

PCMREG_N/GPIO128

R17

PCM_RESET/GPIO134

T18

PCMWAIT_N/GPIO105

W16

PCMWE_N/GPIO198

U15

TS0CLK/GPIO92

V10

TS0DATA[0]/GPIO82

T14

TS0DATA[1]/GPIO83

T13

TS0DATA[2]/GPIO84

U13

TS0DATA[3]/GPIO85

V15

TS0DATA[4]/GPIO86

U12

TS0DATA[5]/GPIO87

V13

TS0DATA[6]/GPIO88

U14

TS0DATA[7]/GPIO89

T11

TS0SYNC/GPIO91

T12

TS0VALID/GPIO90

V12

TS1CLK/GPIO103

Y14

TS1DATA[0]/GPIO93

Y16

TS1DATA[1]/GPIO94

AA15

TS1DATA[2]/GPIO95

Y13

TS1DATA[3]/GPIO96

AA16

TS1DATA[4]/GPIO97

W12

TS1DATA[5]/GPIO98

AA13

TS1DATA[6]/GPIO99

W14

TS1DATA[7]/GPIO100

W13

TS1SYNC/GPIO102

Y15

TS1VALID/GPIO101

W15

PM_SPI_SCZ1/GPIO_PM[6]/GPIO13

PM_SPI_SCK/GPIO1

PM_SPI_SCZ0/GPIO0

PM_SPI_SDI/GPIO2

PM_SPI_SDO/GPIO3

SPDIF_IN/GPIO161

SPDIF_OUT/GPIO162

HWRESET

IRIN/GPIO5

DDCA_CK/UART0_RX

DDCA_DA/UART0_TX

PWM0/GPIO71

J 1 8

PWM1/GPIO72

K18

PWM2/GPIO73

K16

PWM3/GPIO74

L18

PWM4/GPIO75

L17

NF_ALE/GPIO146

NF_CEZ/GPIO142

NF_CLE/GPIO141

NF_RBZ/GPIO147

U11

NF_REZ/GPIO144

NF_WEZ/GPIO145

U10

NF_WPZ/GPIO199

T10

IF_AGC

SIFM

SIFP

I P

XIN

AA2

XOUT

LGE2132(M1A_256M)

IC101

M1A_256MB

LVA4P/TTL_B[0]/HCONV/GPIO170

U19

LVA4M/TTL_B[1]/E_O/GPIO171

T20

LVA3P/TTL_B[2]/FB/GPIO172

T21

LVA3M/TTL_B[3]/OPT_P/GPIO173

T19

LVACKP/TTL_B[4]/MCLK/GPIO174

R21

LVACKM/TTL_B[5]/GCLK/GPIO175

R20

LVA2P/TTL_B[6]/GST/GPIO176

R19

LVA2M/TTL_B[7]/POL/GPIO177

P20

LVA1P/TTL_G[0]/EPI0+/GPIO178

P19

LVA1M/TTL_G[1]/EPI0-/GPIO179

N20

LVA0P/TTL_G[2]/EPI1+/GPIO180

N21

LVA0M/TTL_G[3]/EPI1-/GPIO181

N19

LVB4P/TTL_G[4]/EPI2+/GPIO182

M21

LVB4M/TTL_G[5]/EPI2-/GPIO183

M20

LVB3P/TTL_G[6]/EPI3+/GPIO184

M19

LVB3M/TTL_G[7]/EPI3-/GPIO185

L20

LVBCKP/TTL_R[0]/EPI4+/GPIO186

L19

LVBCKM/TTL_R[1]/EPI4-/GPIO187

K20

LVB2P/TTL_R[2]/EPI5+/GPIO188

K21

LVB2M/TTL_R[3]/EPI5-/GPIO189

K19

LVB1P/TTL_R[4]/EPI6+/GPIO190

J 2 1

LVB1M/TTL_R[5]/EPI6-/GPIO191

J 2 0

LVB0P/TTL_R[6]/EPI7+/GPIO192

J 1 9

LVB0M/TTL_R[7]/EPI7-/GPIO193

H20

SAR0/GPIO35

SAR1/GPIO36

SAR2/GPIO37

SAR3/GPIO38

SAR4/GPIO39

GPIO_PM[13]/GPIO20

W10

GPIO_PM[14]/GPIO21

Y10

PM_LED/GPIO4

GPIO_PM[0]/GPIO7

PM_SPI_SCZ2/GPIO_PM[10]/GPIO17

GPIO_PM[15]/GPIO22

W11

GPIO_PM[4]/GPIO11

GPIO_PM[7]/GPIO14

AA3

GPIO_PM[8]/GPIO15

PWM_PM/GPIO200

PM_UART_TX/GPIO_PM[1]/GPIO8

L15

PM_UART_RX/GPIO_PM[5]/GPIO12

Y11

PCM_A[0-7]

PCM_5V_CTL

CI_DET

USB2_OCD

10uF

C102

10V 85C

0 . 1 u F

C105

AR104

2.7K

R121

OPT

PM_MODEL_OPT_0

OPT

R105

I2C_SDA

+3.3V_Normal

8pF

OPT

C104

4.7K

R116

R112

PCM_A[0-7]

10K

R103

+3.5V_ST

100

R157

R107

PM_LED

10K

R176

OPT

R111

0 . 1 u F

C101

AMP_SDA

/PF_CE0

AR103

AMP_SCL

3.9K

R109

/PF_WP

PWM_DIM

I2C_SCL

LED_R/BUZZ

AR101

OPT

R108

BR24G256FJ-3

EAN62389502

IC104

NVRAM_ROHM

GND

SDA

SCL

VCC

3.3K

R102

I2C_SDA

AR102

4.7K

R117

OPT

PWM0

K9F1G08U0D-SCB0

EAN61857001

IC102-*4

NAND_FLASH_1G_SS

NC_17

NC_18

NC_19

I / O 0

I / O 1

I / O 2

I / O 3

NC_20

NC_21

NC_22

VSS_2

VCC_2

NC_23

NC_24

NC_25

I / O 4

I / O 5

I / O 6

I / O 7

NC_26

NC_27

NC_28

NC_29

ALE

NC_3

NC_6

CLE

NC_10

NC_9

VSS_1

VCC_1

NC_8

NC_7

R/B

NC_4

NC_5

NC_16

NC_15

NC_14

NC_2

NC_13

NC_12

NC_1

NC_11

PWM3

0 . 1 u F

C103

+3.3V_Normal

4.7K

R118

2.7K

R165

10K

R177

10K

R156

R140

/PF_OE

+3.3V_Normal

8pF

OPT

C106

R106

2.2K

R145

+3.3V_Normal

I2C_SCL

/PF_WE

TC58NVG1S3ETA00

EAN60991001

IC102-*3

NAND_FLASH_2G_TOSHIBA

NC_17

NC_18

NC_19

I / O 1

I / O 2

I / O 3

I / O 4

NC_20

NC_21

NC_22

VSS_2

VCC_2

NC_23

NC_24

NC_25

I / O 5

I / O 6

I / O 7

I / O 8

NC_26

NC_27

NC_28

NC_29

ALE

NC_3

NC_6

CLE

NC_10

NC_9

VSS_1

VCC_1

NC_8

NC_7

RY/BY

NC_4

NC_5

NC_16

NC_15

NC_14

NC_2

NC_13

NC_12

NC_1

NC_11

PF_ALE

TC58NVG0S3ETA0BBBH

EAN61508001

IC102-*2

NAND_FLASH_1G_TOSHIBA

NC_17

NC_18

NC_19

I / O 1

I / O 2

I / O 3

I / O 4

NC_20

NC_21

NC_22

VSS_2

VCC_2

NC_23

NC_24

NC_25

I / O 5

I / O 6

I / O 7

I / O 8

NC_26

NC_27

NC_28

NC_29

ALE

NC_3

NC_6

CLE

NC_10

NC_9

VSS_1

VCC_1

NC_8

NC_7

RY/BY

NC_4

NC_5

NC_16

NC_15

NC_14

NC_2

NC_13

NC_12

NC_1

NC_11

4.7K

R115

OPT

+3.3V_Normal

SPI_SDI

PWM2

2.2K

R144

AT24C256C-SSHL-T

EAN61133501

IC104-*1

NVRAM_ATMEL

GND

SDA

SCL

VCC

/F_RB

/PF_CE1

H27U2G8F2CTR

EAN60708702

IC102-*1

NAND_FLASH_2G_HYNIX

NC_17

NC_18

NC_19

I / O 0

I / O 1

I / O 2

I / O 3

NC_20

NC_21

NC_22

VSS_2

VCC_2

NC_23

NC_24

NC_25

I / O 4

I / O 5

I / O 6

I / O 7

NC_26

NC_27

NC_28

NC_29

ALE

NC_3

NC_6

CLE

NC_10

NC_9

VSS_1

VCC_1

NC_8

NC_7

R/B

NC_4

NC_5

NC_16

NC_15

NC_14

NC_2

NC_13

NC_12

NC_1

NC_11

R141

H27U1G8F2CTR-BC

EAN35669103

IC102

NAND_FLASH_1G_HYNIX

NC_17

NC_18

NC_19

I / O 0

I / O 1

I / O 2

I / O 3

NC_20

NC_21

NC_22

VSS_2

VCC_2

NC_23

NC_24

NC_25

I / O 4

I / O 5

I / O 6

I / O 7

NC_26

NC_27

NC_28

NC_29

ALE

NC_3

NC_6

CLE

NC_10

NC_9

VSS_1

VCC_1

NC_8

NC_7

R/B

NC_4

NC_5

NC_16

NC_15

NC_14

NC_2

NC_13

NC_12

NC_1

NC_11

+3.5V_ST

FE_TS_DATA[7]

FE_TS_DATA[0]

FE_TS_DATA[5]

FE_TS_DATA[6]

FE_TS_DATA[4]

FE_TS_DATA[3]

FE_TS_DATA[1]

FE_TS_DATA[0]

FE_TS_DATA[2]

PCM_A[6]

PCM_A[7]

PCM_A[2]

PCM_A[3]

PCM_A[5]

PCM_A[4]

PCM_A[1]

PCM_A[0]

PCM_A[4]

PCM_A[6]

PCM_A[2]

PCM_A[7]

PCM_A[1]

PCM_A[0]

PCM_A[3]

PCM_A[5]

I n t e r n a l d e m o d o u t

Close to MSTAR

ANALOG SIF

DTV_IF

Close to MSTAR

SC1/COMP1_DET

COMP2_DET/USB2_OCD

SCART_MUTE

OPT

CHANGE TO

10UF 10V X5R

L G - N o n O S S B 5 1 _ E x t S P I 3 ’ b 0 0 0 5 1 b o o t f r o m S P I

L G - O S H E M C U _ E x t S P I 3 ’ b 0 0 1 M I P S b o o t f r o m S P I

DIMMING

I2C

PM MODEL OPTION

(SPI_SDI, PM_LED, PWM_PM)

EEPROM

PDP

PM_MODEL_OPT_0

- HIGH : LCD

- LOW :: PDP

A0’h

NAND FLASH MEMORY

LCD

PM_MODEL_OPT_1

- N o t U s e ( R e a d y )

2 0 1 3 . 0 7 . 1 9

MAIN1

1 o f 1 6

L14_M1A

Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 32LY340C

Page 1: ...ODEL 32LY340C 32LY340C TA 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: ...nc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING GUIDE 15 BLOCK DIAGRAM 20 EXPLODED VIEW 21 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: ...ctrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharg ing 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 e...

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: ...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 Asia Oceania Africa Middle East PAL DVB Market Only Analog for A ASIA 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I 3 NTSC M 4 DVB T T2 PAL 3 Channel Storage ATV 135 EA DTV 1000 EA 4 Receiving system Analog Upper He...

Page 7: ...50 00 HDTV 1080i 11 1920 1080 33 75 60 00 HDTV 1080i 12 1920 1080 33 72 59 94 HDTV 1080i 13 1920 1080 56 250 50 HDTV 1080p 14 1920 1080 67 5 60 HDTV 1080p 5 2 RGB Input PC No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 640 350 70Hz 31 468 70 09 25 17 EGA 2 720 400 70Hz 31 469 70 08 28 321 DOS 3 640 480 60Hz 31 469 59 940 25 175 VESA VGA 4 800 600 60Hz 37 879 60 31 40 000 VESA...

Page 8: ... 60 053 80 002 VESA O 8 1280 1024 60Hz 63 981 60 020 108 VESA SXGA O FHD only Support to HDMI PC 9 1360 768 60Hz 47 712 60 015 85 5 VESA WXGA O 10 1920 1080 60Hz 67 5 60 0 148 5 WUXGA Reduced blanking O FHD only Support to HDMI PC DTV 1 720 480 31 469 31 5 59 94 60 27 027 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 72...

Page 9: ... 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 set 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message USB DOWNLOAD epk file download 1 Put the USB Stick to the USB socket 2 A...

Page 10: ...y at 8 ADC Calibration Caution Using P ONLY key of the Adjustment remote control power on TV If there is no Component Input disappear ADC Comp message ADC Calibration Protocol RS232 Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 xb 00 60 RGB Input 1024 768 ad 00 10 Adjust 1024 768 RGB aa 00 90 End Adjust mode Required equipment Adjustment remot...

Page 11: ...on Color Temperature COOL Medium Warm One of R Gain G Gain B Gain should be kept on 0xC0 and adjust other two lower than C0 When R G B Gain are all C0 it is the FULL Dynamic Range of Module Mode Temp Coordinate spec Cool 13 000 K X 0 271 0 002 Y 0 270 0 002 Test Signal Inner pattern 204gray 80IRE Medium 9 300 K X 0 286 0 002 Y 0 289 0 002 Warm 6 500 K X 0 313 0 002 Y 0 329 0 002 GP4 Aging time Min...

Page 12: ... y target i First decrease B so make y a little more than the target ii Adjust x value by decreasing the R x target y target i First decrease B so make x a little more than the target ii Adjust x value by decreasing the G After You finish 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 sa...

Page 13: ...ufacturer ID GSM 1E6D 2 Version Digital 1 01 3 Revision Digital 3 03 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 0 ff ff ff ff ff ff 0 1e 6d a b 10 c 01 03 68 a0 5a 78 0a ee 91 a3 54 4c 99 26 20 0f 50 54 a1 08 00 71 40 61 40 45 40 31 40 01 01 30 01 01 01 01 01 01 1b 21 50 a0 51 00 1e 30 48 88 40 35 00 40 84 00 00 00 1c 01 1d 00 72 51 d0 1e 20 50 6e 28 55 00 a0 5a 00 00 00 1e 00 00 00 fd 00 3a 60 3e 1e 53 10...

Page 14: ...initialized Not always There is impossible to download by bar code scan so It need Manual download 1 Press the Instart key of Adjustment remote control 2 Go to the menu 6 Model Number D L like below photo 3 Input the Factory model name ex 32LV2510 TB or Serial number like photo 4 Check the model name Instart menu Factory name displayed ex 32LV2510 TB 5 Check the Product Service Info Menu Key Red K...

Page 15: ...re the output of MSTAR LVDS Make sure the Inverter controland error P401 2pin High Exchange the LCD Module Make sure the Power Connector Exchange the L402 L403 Exchange the X101 Re download of Firmware Exchange the IC400 3 4 Q406 Exchange the Q409 Exchange the Mstar IC101 Or Main board Exchange the circuit or check The LCD module No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No E...

Page 16: ...e and Our TV can support the signal Check the AV cable defect or status of conductor Make sure the JK2802 CVBS signal Make sure the CVBS_DET signal R2812 Make sure the LVDS output signalof Mstar IC Exchange the AV Jack Exchange the R 2810 R2812 Exchange the Mstar IC101 Or Main board No No No Yes Yes Yes Yes 4 AV Video Make sure the input signaltype and Our TV can support the signal Check the Compo...

Page 17: ...output signalof Mstar IC Exchange the Mstar IC101 Or Main board No 6 RGB Video Make sure the input signaltype and Our TV can support the signal Check the HDMI cable defect or status of conductor Check the EDID I2C signal HDMI1 R810 SDA R811 SCL HDMI2 R815 SDA R816 SCL Check the HDMI Jack JK800 JK801 Check the HDMI_DET HPD signal Exchange the IC or download The EDID data Exchange the HDMI Jack Exch...

Page 18: ... No No No Yes Yes Yes Yes Yes Yes Yes Check the Audio output signal IC501 20 21 22 4pin Exchange the Audio AMP IC3400 No Check the connectorP3401 Exchange the connector If the connectoris defect No Check the Speakerresistoror connector Exchange the speaker No Menu toggle No Exchange the AMP IC or Main board No 8 Audio of All input Check the RF cable of RF signal Check the voltage of Tuner 3 3V L37...

Page 19: ...AV cable is defective Check the signalof JK2802 R2805 R2806 Yes Yes Exchange the AV Jack No Implement the 8 Audio of all input Of Malfunction guide 10 AV Audio Check the Component cable is defective Check the signalof JK2800 Yes Yes Exchange the RGDJack No Implement the 8 Audio of all input Of Malfunction guide 11 RGB Audio ...

Page 20: ...T MX25L8006EM2I 12G LVDS 80MHz 60Hz HD FHD A AMP TAS5733 USB2 0 DP DM SPK L R X tal 24MHz 51P I2S L R RGB H V RS232C Rear TMDS SPI Component AV Common port Side NAND Flash 1GBIT H27U1G8F2CTR BC PCM_A 0 7 TMDS HDMI2_MHL Y Pb Pr CVBS L R AT24C256C SSHL T 256KBIT I2C TI AMP External SPK Out I2S L R 30P IRout Path SPDIF out H P L R USB2 0 DP DM RJP RJP Only US model 148 5MHz MAX3232 BLOCK DIAGRAM ...

Page 21: ...d 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 IMPORT...

Page 22: ...0L Q405 G D S 0 1uF 16V C437 27K R427 PD_ 24V 5 1K R428 PD_ 24V THERMAL TPS65282REGR IC400 1 EN 3 SS 7 FAULT2 9 SW_OUT2 10 RLIM 11 AGND 12 SW_OUT1 13 SW_IN_1 14 SW_IN_2 15 FB 16 LX_1 17 LX_2 18 BST 19 PGND_1 20 PGND_2 21 VIN_1 22 VIN_2 23 PGOOD 24 V7V 5 EN_SW2 8 FAULT1 6 EN_SW1 4 ROSC 2 COMP 25 EP GND THERMAL TPS5432DDAR IC403 3 PH 2 VIN 4 GND 1 BOOT 5 VSENSE 6 COMP 7 EN 8 SS 9 EP GND AZ1117EH ADJ...

Page 23: ...al 1 R940 1 eye 22uF 10V C719 18pF 50V C929 Not_eye 0 R941 Not_eye 5V_USB_2 4 7K OPT R713 5V_USB_2 1 R941 1 eye 10K R714 OPT USB2_OCD USB1_CTL 47 R715 OPT RCLAMP0502BA OPT D709 CIS21J121 Wifi Dongle_SS L703 MLB 201209 0120P N2 120 ohm wifi Dongle_MAG L703 1 2pF 50V C929 1 eye USB DOWN STREAM 3AU04S 305 ZC LG JK704 1 2 3 4 5 USB2_DM AP2191DSG EAN61849601 IC702 OPT 3 IN_2 2 IN_1 4 EN 1 GND 5 FLG 6 O...

Page 24: ..._HDMI1_IP4283 3 GND_1 2 TMDS_CH1 4 TMDS_CH2 1 TMDS_CH1 5 TMDS_CH2 6 NC_1 7 NC_2 8 GND_2 9 NC_3 10 NC_4 IP4283CZ10 TBA D804 ESD_HDMI1_IP4283 3 GND_1 2 TMDS_CH1 4 TMDS_CH2 1 TMDS_CH1 5 TMDS_CH2 6 NC_1 7 NC_2 8 GND_2 9 NC_3 10 NC_4 RCLAMP0524PA D803 1 ESD_HDMI1_SEMTECH 1 8 2 7 3 6 4 5 9 10 RCLAMP0524PA ESD_HDMI1_SEMTECH D804 1 1 8 2 7 3 6 4 5 9 10 RCLAMP0524PA ESD_HDMI2_SEMTECH D806 1 1 8 2 7 3 6 4 5...

Page 25: ...A7 R2 A8 T8 A9 R3 A10 AP L7 A11 R7 A12 BC N7 A13 T3 NC_6 M7 BA0 M2 BA1 N8 BA2 M3 CK J7 CK K7 CKE K9 CS L2 ODT K1 RAS J3 CAS K3 W E L3 RESET T2 DQSL F3 DQSL G3 DQSU C7 DQSU B7 D M L E7 D M U 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...

Page 26: ...V_ST 3 5V_ST 0 1uF C1300 4 7K R1301 OPT SPI_CS SPI_SDO MX25L8006EM2I 12G IC1300 SPI_FLASH_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC 33 R1302 10K R1300 OPT SPI_SDI FLASH_WP W25Q80BVSSIG IC1300 1 SPI_FLASH_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC 3 5V_ST S e r i a l F l a s h f o r S P I b o o t 2013 04 29 S_FLASH 1 o f 1 6 NC5_S7LR M1A Copyright 20...

Page 27: ... change RXB4 RXACK RXBCK RXA0 RXA2 LVDS RXA2 RXBCK RXB4 RXA3 RXA1 RXB2 RXB3 RXA3 RXBCK RXACK RXA2 RXA1 RXB1 RXB3 RXA3 RXA2 RXA0 RXA4 S h i f t 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 RXA0 RXA4 R...

Page 28: ...D ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2 0 1 3 0 4 2 9 PCMCI 1 o f 1 6 NC5_M1A Copyright 2014 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 29: ...9 PPJ245N2 01 JK2802 5A GN YL O SPRING 6A GN YL E LUG 4A GN YL CONTACT 5B BL O SPRING 7C RD1 E LUG S 5C RD1 O SPRING 4C RD1 CONTACT 5D WH O SPRING 4E RD2 CONTACT 5E RD2 O SPRING 6E RD2 E LUG 20V RGB_VARISTOR VA2809 DSUB_G 20V OPT VA2810 MMBD6100 RGB_PC D2803 A2 C A1 DSUB_R 75 RGB_PC R2820 68pF 50V OPT C2808 20V RGB_VARISTOR VA2808 75 RGB_PC R2818 10K RGB_PC R2823 2 4K R2816 RGB_PC 20V OPT VA2806 5...

Page 30: ...3021 UBW2012 121F L3002 0 47uF 50V EXT_SPK_470nF C3017 HP_LOUT 4 7K EXT_SPK R3020 HP_MUTE 24V 10K OPT R3018 EXT_OUT_R 0 22uF 50V EXT_SPK C3012 HP_ROUT 10K EXT_SPK R3017 TPA3124D2PWPR EXT_SPK IC3000 3 PVCCL_2 2 SD 4 MUTE 1 PVCCL_1 6 RIN 5 LIN 7 BYPASS 8 AGND_1 9 AGND_2 10 PVCCR_1 11 VCLAMP 12 PVCCR_2 13 PGNDR_1 14 PGNDR_2 15 ROUT 16 BSR 17 GAIN1 18 GAIN0 19 AVCC_1 20 AVCC_2 21 BSL 22 LOUT 23 PGNDL_...

Page 31: ... NC_1 6 SSTIMER 7 NC_2 8 PBTL 9 AVSS 10 PLL_FLTM 11 PLL_FLTP 12 VR_ANA 13 AVDD 14 A_SEL_FAULT 15 MCLK 16 OSC_RES 17 DVSSO 18 VR_DIG 19 PDN 20 LRCLK 21 SCLK 22 SDIN 23 SDA 24 SCL 25 RESET 26 STEST 27 DVDD 28 DVSS 29 GND 30 AGND 31 VREG 32 GVDD_OUT 33 BST_D 34 PVDD_CD_1 35 PVDD_CD_2 36 OUT_D 37 PGND_CD_1 38 PGND_CD_2 39 OUT_C 40 NC_3 41 NC_4 42 BST_C 43 BST_B 44 NC_5 45 NC_6 46 OUT_B 47 PGND_AB_1 48...

Page 32: ...3 3 3V 27 SCL_DEMOD 28 B4 1 1V 29 F22_OUTPUT 30 SDA_DEMOD 47 SHIELD B1 B1 A1 A1 22K 1 R3734 0 1uF 16V C3732 3 3V_Normal 22 R3712 0 1uF 16V C3722 100pF 50V C3713 DEMOD_RESET TDJH H101F TU3700 1 TUNER_NTSC 47 SHIELD 6 I F P 7 IF N 8 NC_2 9 NC_3 1 B1 3 3V 2 NC_1 3 IF_AGC 4 SCL 5 SDA A1 A1 B1 B1 0 1uF 16V C3703 0 1uF 16V C3727 1 16W 0 AR3701 T2 3 3V_LNA 12K 1 R3733 47 CHINA AR3701 1 MMBT3906 NXP Q3700...

Page 33: ...EMETIC CI_DET DDC_SCL_2 CI_CD1 HP_DET CK _HDMI2 SPDIF_OUT HDMI_ARC D0 _HDMI2 D1 _HDMI2 HP_ROUT D0 _HDMI2 HP_LOUT EPHY_RN EPHY_RP 5V_DET_HDMI_2 HPD2 EPHY_TP D2 _HDMI2 EPHY_TN SENSOR_SDA FRC_RESET D1 _HDMI2 IF_AGC_SEL SENSOR_SCL D2 _HDMI2 CK _HDMI2 DEMOD_RESET DDC_SDA_2 CI_CD2 DSUB_R DSUB_G DSUB_B DSUB_HSYNC DSUB_VSYNC TP for CHINA 2013 04 29 TP_CHINA 1 o f 1 6 NC5_M1A Copyright 2014 LG Electronics ...

Page 34: ... LED_R_Zener VA4600 10K 1 R4604 100pF 50V C4604 1K R4605 EYE_Q SENSOR_SDA 3 3V_Normal 12507WR 08L OPT P4601 1 2 3 4 5 6 7 8 9 0 1uF 16V C4602 BLM18PG121SN1D L4600 18pF 50V C4605 3 5V_ST IR 100 R4609 EYE_Q 3 5V_ST 1 8K R4606 SENSOR_SCL 12507WR 10L P4600 1 2 3 4 5 6 7 8 9 10 11 LED_R BUZZ 2SC3052 Q4601 E B C 1K R4614 3 5V_ST 10K R4613 1K R4612 IR_OUT 47K R4615 22 R4611 3 5V_ST 2SC3052 Q4600 E B C 22...

Page 35: ...G 1 EPI0 GPIO179 N20 LVA0P TTL_G 2 EPI1 GPIO180 N21 LVA0M TTL_G 3 EPI1 GPIO181 N19 LVB4P TTL_G 4 EPI2 GPIO182 M21 LVB4M TTL_G 5 EPI2 GPIO183 M20 LVB3P TTL_G 6 EPI3 GPIO184 M19 LVB3M TTL_G 7 EPI3 GPIO185 L20 LVBCKP TTL_R 0 EPI4 GPIO186 L19 LVBCKM TTL_R 1 EPI4 GPIO187 K20 LVB2P TTL_R 2 EPI5 GPIO188 K21 LVB2M TTL_R 3 EPI5 GPIO189 K19 LVB1P TTL_R 4 EPI6 GPIO190 J21 LVB1M TTL_R 5 EPI6 GPIO191 J20 LVB0P...

Page 36: ...M_1 B5 AVDD_DRAM_2 B6 AVDD_DVI_USB_MPLL_1 R8 AVDD_DVI_USB_MPLL_2 R9 AVDD_MOD_1 L7 AVDD_MOD_2 L8 AVDD_NODIE P8 AVDD_PLL K9 AVDD3P3_DMPLL R5 AVDDL_MOD P11 DVDD_DDR_1 C7 DVDD_DDR_2 M13 DVDD_NODIE R6 DVDD_RX_1_1 A7 DVDD_RX_1_2 M12 DVDD_RX_2_1 B7 DVDD_RX_2_2 M14 VDDC_1 N11 VDDC_2 N12 VDDC_3 N13 VDDC_4 N14 VDDC_5 N15 VDDC_6 P12 VDDC_7 P13 VDDC_8 P14 VDDP L9 AVDD5V_MHL AA10 LGE2131 M1A_128M IC101 1 M1A_1...

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