background image

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.

2012/09/19

MAIN1_NON_EU

51

NC4_S7LRM

FE_TS_DATA[0]

PCM_A[8]

PCM_A[6]

PCM_A[5]

PCM_A[7]

FE_TS_DATA[1]

CI_TS_DATA[0]

PCM_A[11]

PCM_A[12]

PCM_A[9]

PCM_D[1]

PCM_A[3]

PCM_A[0]

CI_TS_DATA[3]

PCM_A[1]

PCM_D[0]

CI_TS_DATA[6]

PCM_A[14]

PCM_A[10]

PCM_D[7]

FE_TS_DATA[7]

PCM_A[7]

FE_TS_DATA[3]

PCM_A[6]

PCM_D[3]

PCM_A[4]

FE_TS_DATA[5]

PCM_A[4]

CI_TS_DATA[1]

FE_TS_DATA[2]

FE_TS_DATA[6]

PCM_D[4]

FE_TS_DATA[0]

PCM_A[0]

FE_TS_DATA[4]

PCM_A[3]

PCM_A[13]

PCM_A[2]

CI_TS_DATA[5]

CI_TS_DATA[2]

CI_TS_DATA[7]

PCM_D[2]

PCM_A[2]

PCM_A[1]

PCM_A[5]

PCM_D[5]

PCM_D[6]

CI_TS_DATA[4]

MODEL_OPT_5

R121

1K

NON_OS

R124

1K

AR103

22

OS

R116

1K

CI_TS_VAL

R157

100

AMP_SDA

RXB3+

RXA4-

BR_RESET_DEMOD

PWM2

RXB2+

PCM_A[0-7]

RXA1-

R115

1K

OPT

R123

1K

OPT

RXACK-

PWM1

MODEL_OPT_3

HP_DET

R107

1K

OS

/PCM_WAIT

LNA_CTRL_1

FE_TS_VAL_ERR

+3.3V_Normal

PWM0

AR104

22

OS

R177

10K

HD_LVDS_NON_EU

R151

33

MODEL_OPT_2

I2C_SDA

FE_TS_DATA[0-7]

R174

10K

S/W_TW

IC102-*4

K9F1G08U0D-SCB0

NAND_FLASH_1G_SS

EAN61857001

26

NC_17

27

NC_18

28

NC_19

29

I/O0

30

I/O1

31

I/O2

32

I/O3

33

NC_20

34

NC_21

35

NC_22

36

VSS_2

37

VCC_2

38

NC_23

39

NC_24

40

NC_25

41

I/O4

42

I/O5

43

I/O6

44

I/O7

45

NC_26

46

NC_27

47

NC_28

48

NC_29

17

ALE

3

NC_3

6

NC_6

16

CLE

15

NC_10

14

NC_9

13

VSS_1

12

VCC_1

11

NC_8

10

NC_7

9

CE

8

RE

7

R/B

4

NC_4

5

NC_5

25

NC_16

24

NC_15

23

NC_14

2

NC_2

22

NC_13

21

NC_12

1

NC_1

20

NC_11

19

WP

18

WE

PCM_D[0-7]

/PCM_REG

AMP_RESET

PANEL_CTL

RXA0-

R109

3.9K

OS

C112
100pF
50V

OPT

TUNER_RESET

/F_RB

PM_MODEL_OPT_0

/PF_OE

R153

1K

LED_R/BUZZ

RXACK+

/PCM_OE

IC104-*1

R1EX24256BSAS0A

NVRAM_RENESAS

EAN62389501

3

A2

2

A1

4

VSS

1

A0

5

SDA

6

SCL

7

WP

8

VCC

I2C_SCL

+3.3V_Normal

R144

2.2K

RXB4-

PF_ALE

C105

0.1uF

LED_R/BUZZ

C106
8pF

OPT

PCM_RST

/PF_CE1

R146

33

PM_TXD

R111

22

PM_MODEL_OPT_0

R140

1K

RGB_DDC_SCL

/PCM_IOWR

CI_TS_SYNC

SPI_SDO

R176

10K

HD_LVDS_EU

R165

1K

OS

AUD_MASTER_CLK_0

PM_RXD

+3.5V_ST

+3.5V_ST

CI_TS_CLK

/FLASH_WP

RXA3-

RXA2+

I2C_SDA

RXB1-

PCM_A[0-14]

MODEL_OPT_0

MODEL_OPT_4

RXA0+

I2C_SCL

RXA2-

R147

33

FE_TS_DATA[0]

RXB4+

SPI_SDI

PCM_5V_CTL

MODEL_OPT_6

USB1_OCD

R102

3.3K

OS

R145

2.2K

R137

22

/PF_OE

LNA_CTRL_2

RXB1+

PF_ALE

R141

1K

C104
8pF

OPT

KEY1

RL_ON

R152

1K

OPT

FE_TS_CLK

RXB0+

R156

10K

OPT

SIDE_HP_MUTE

RXBCK-

PWM0

R136

22

/PCM_IRQA

RXA3+

AV_CVBS_DET

PM_MODEL_OPT_1

/F_RB

KEY2

5V_DET_HDMI_2

R148

56

R105
1K

OPT

/PCM_CD

AMP_SCL

R112

22

AR101

22

OS

POWER_ON/OFF_1

I2C_SDA

R108

1K

OPT

R117

1K

OPT

PWM_DIM

PM_TXD

FE_TS_SYNC

/PCM_IORD

+3.3V_Normal

POWER_DET

/PCM_CE

MODEL_OPT_1

INV_CTL

R175

10K

S/W_EU/AJ

/PCM_WE

/PF_WP

R118

1K

/SPI_CS

/PF_WP

RXB2-

AR102

22

OS

SPI_SCK

PM_RXD

AMP_MUTE

PWM1

+3.3V_Normal

I2C_SCL

RXBCK+

PWM0

/PF_WE

5V_DET_HDMI_4

RXB3-

AV2_CVBS_DET

C101

0.1uF

OS

+3.3V_Normal

MODEL_OPT_7

C111
2.2uF

OPT

/PF_CE0

R180

4.7K

RXA4+

R106
1K

OS

+3.3V_Normal

RXB0-

/PF_CE0

SC1/COMP1_DET

AUD_SCK

USB1_CTL

RGB_DDC_SDA

AUD_MASTER_CLK

/PF_WE

CI_TS_DATA[0-7]

PWM2

/PF_CE1

RXA1+

C103

0.1uF

OS

SCART1_MUTE

IC104-*3

AT24C512C-SSHD-T

EAN43349004

NON_OS_512k_ATMEL

3

A2

2

A1

4

GND

1

A0

5

SDA

6

SCL

7

WP

8

VCC

IC104-*2

M24512-RMN6TP

EAN43349003

NON_OS_512k_ST

3

E2

2

E1

4

VSS

1

E0

5

SDA

6

SCL

7

WC

8

VCC

C102-*1

10uF 10V

CAP_10uF_X7R_OS

IC102

H27U1G8F2CTR-BC 

EAN35669103

NAND_FLASH_1G_HYNIX

26

NC_17

27

NC_18

28

NC_19

29

I/O0

30

I/O1

31

I/O2

32

I/O3

33

NC_20

34

NC_21

35

NC_22

36

VSS_2

37

VCC_2

38

NC_23

39

NC_24

40

NC_25

41

I/O4

42

I/O5

43

I/O6

44

I/O7

45

NC_26

46

NC_27

47

NC_28

48

NC_29

17

ALE

3

NC_3

6

NC_6

16

CLE

15

NC_10

14

NC_9

13

VSS_1

12

VCC_1

11

NC_8

10

NC_7

9

CE

8

RE

7

R/B

4

NC_4

5

NC_5

25

NC_16

24

NC_15

23

NC_14

2

NC_2

22

NC_13

21

NC_12

1

NC_1

20

NC_11

19

WP

18

WE

IC102-*1

H27U2G8F2CTR

EAN60708702

NAND_FLASH_2G_HYNIX

26

NC_17

27

NC_18

28

NC_19

29

I/O0

30

I/O1

31

I/O2

32

I/O3

33

NC_20

34

NC_21

35

NC_22

36

VSS_2

37

VCC_2

38

NC_23

39

NC_24

40

NC_25

41

I/O4

42

I/O5

43

I/O6

44

I/O7

45

NC_26

46

NC_27

47

NC_28

48

NC_29

17

ALE

3

NC_3

6

NC_6

16

CLE

15

NC_10

14

NC_9

13

VSS_1

12

VCC_1

11

NC_8

10

NC_7

9

CE

8

RE

7

R/B

4

NC_4

5

NC_5

25

NC_16

24

NC_15

23

NC_14

2

NC_2

22

NC_13

21

NC_12

1

NC_1

20

NC_11

19

WP

18

WE

IC104

M24256-BRMN6TP

NVRAM_ST

3

E2

2

E1

4

VSS

1

E0

5

SDA

6

SCL

7

WC

8

VCC

IC102-*3

TC58NVG1S3ETA00

EAN60991001

NAND_FLASH_2G_TOSHIBA

26

NC_17

27

NC_18

28

NC_19

29

I/O1

30

I/O2

31

I/O3

32

I/O4

33

NC_20

34

NC_21

35

NC_22

36

VSS_2

37

VCC_2

38

NC_23

39

NC_24

40

NC_25

41

I/O5

42

I/O6

43

I/O7

44

I/O8

45

NC_26

46

NC_27

47

NC_28

48

NC_29

17

ALE

3

NC_3

6

NC_6

16

CLE

15

NC_10

14

NC_9

13

VSS_1

12

VCC_1

11

NC_8

10

NC_7

9

CE

8

RE

7

RY/BY

4

NC_4

5

NC_5

25

NC_16

24

NC_15

23

NC_14

2

NC_2

22

NC_13

21

NC_12

1

NC_1

20

NC_11

19

WP

18

WE

IC101

MSD804KKX

S7LR-M_NON_MS10

PCMDATA[0]/GPIO129

W21

PCMDATA[1]/GPIO130

AA18

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

PCMADR[12]/GPIO107

AA19

PCMADR[13]/GPIO110

AC21

PCMADR[14]/GPIO109

AA17

PCMREG_N/GPIO126

Y20

PCMOE_N/GPIO116

AB15

PCMWE_N/GPIO195

AA22

PCMIORD_N/GPIO114

AD22

PCMIOWR_N/GPIO112

AD20

PCMCE_N/GPIO118

AD21

PCMIRQA_N/GPIO108

AC20

PCMCD_N/GPIO133

Y18

PCMWAIT_N/GPIO103

Y21

PCM_RESET/GPIO132

Y22

PCM2_CE_N/GPIO134

U21

PCM2_IRQA_N/GPIO135

V21

PCM2_CD_N/GPIO138

R20

PCM2_WAIT_N/GPIO136

T20

PCM2_RESET/GPIO137

U22

UART1_TX/GPIO46

D4

UART1_RX/GPIO47

E4

UART2_TX/GPIO68

N25

UART2_RX/GPIO67

N24

UART3_TX/GPIO50

B8

UART3_RX/GPIO51

A8

I2C_SCKM2/DDCR_CK/GPIO75

P23

I2C_SDAM2/DDCR_DA/GPIO74

P24

DDCA_DA/UART0_TX

D2

DDCA_CK/UART0_RX

D1

PWM0/GPIO69

P21

PWM1/GPIO70

N23

PWM2/GPIO71

P22

PWM3/GPIO72

R21

PWM4/GPIO73

P20

PWM_PM/GPIO197

F6

SAR0/GPIO34

H6

SAR1/GPIO35

G5

SAR2/GPIO36

G4

SAR3/GPIO37

J5

SAR4/GPIO38

J4

VSYNC_LIKE/GPIO146

R23

SPI1_CK/GPIO199

R24

SPI1_DI/GPIO200

R25

SPI2_CK/GPIO201

T21

SPI2_DI/GPIO202

T22

NF_CE1Z/GPIO141

AE18

NF_WPZ/GPIO196

AC17

NF_CEZ/GPIO140

AD18

NF_CLE/GPIO139

AC18

NF_REZ/GPIO142

AC19

NF_WEZ/GPIO143

AD17

NF_ALE/GPIO144

AE17

NF_RBZ/GPIO145

AD19

GPIO_PM[0]/GPIO6

H5

PM_UART_TX/GPIO_PM[1]/GPIO7

K6

GPIO_PM[2]/GPIO8

K5

GPIO_PM[3]/GPIO9

J6

GPIO_PM[4]/GPIO10

K4

PM_UART_RX/GPIO_PM[5]/GPIO11

L6

PM_SPI_SCZ1/GPIO_PM[6]/GPIO12

C2

GPIO_PM[7]/GPIO13

L5

GPIO_PM[8]/GPIO14

M6

GPIO_PM[9]/GPIO15

M5

PM_SPI_SCZ2/GPIO_PM[10]/GPIO16

C1

GPIO_PM[11]/GPIO17

M4

PM_SPI_SCK/GPIO1

A2

PM_SPI_CZ0/GPIO_PM[12]/GPIO0

D3

PM_SPI_SDI/GPIO2

B2

PM_SPI_SDO/GPIO3

B1

TS0CLK/GPIO90

Y14

TS0VALID/GPIO88

AA10

TS0SYNC/GPIO89

Y12

TS0DATA_[0]/GPIO80

Y13

TS0DATA_[1]/GPIO81

Y11

TS0DATA_[2]/GPIO82

AA12

TS0DATA_[3]/GPIO83

AB12

TS0DATA_[4]/GPIO84

AA14

TS0DATA_[5]/GPIO85

AB14

TS0DATA_[6]/GPIO86

AA13

TS0DATA_[7]/GPIO87

AB11

TS1CLK/GPIO101

AC15

TS1VALID/GPI99

AD15

TS1SYNC/GPIO100

AC16

TS1DATA_[0]/GPIO91

AD16

TS1DATA_[1]/GPIO92

AE15

TS1DATA_[2]/GPIO93

AE14

TS1DATA_[3]/GPIO94

AC13

TS1DATA_[4]/GPIO95

AC14

TS1DATA_[5]/GPIO96

AD12

TS1DATA_[6]/GPIO97

AD13

TS1DATA_[7]/GPIO98

AD14

IC101

MSD804KKX

S7LR-M_NON_MS10

GPIO39

C7

GPIO40

E6

GPIO41

F5

GPIO42

B6

GPIO43

E5

GPIO44

D5

GPIO45

B7

GPIO48

E7

GPIO49

F7

GPIO52

AB5

GPIO53

AB3

GPIO54

A9

GPIO55

F4

I2C_SCKM0/GPIO56

AB1

I2C_SDAM0/GPIO57

N6

GPIO76

AB2

GPIO77

AC2

LVA0P

AB25

LVA0N

AB23

LVA1P

AC25

LVA1N

AB24

LVA2P

AD25

LVA2N

AC24

LVA3P

AE23

LVA3N

AC23

LVA4P

AC22

LVA4N

AD23

LVB0P

V23

LVB0N

U24

LVB1P

V25

LVB1N

V24

LVB2P

W25

LVB2N

W23

LVB3P

AA23

LVB3N

Y24

LVB4P

AA25

LVB4N

AA24

LVACLKP

AE24

LVACLKN

AD24

LVBCLKP

Y23

LVBCLKN

W24

GPIO194

T25

GPIO191

U23

GPIO192

T24

GPIO193

T23

C102 10uF

CAP_10uF_X5R_OS

10V

85C

/MHL_OCP_DET

IC102-*2

TC58NVG0S3ETA0BBBH

EAN61508001

NAND_FLASH_1G_TOSHIBA

26

NC_17

27

NC_18

28

NC_19

29

I/O1

30

I/O2

31

I/O3

32

I/O4

33

NC_20

34

NC_21

35

NC_22

36

VSS_2

37

VCC_2

38

NC_23

39

NC_24

40

NC_25

41

I/O5

42

I/O6

43

I/O7

44

I/O8

45

NC_26

46

NC_27

47

NC_28

48

NC_29

17

ALE

3

NC_3

6

NC_6

16

CLE

15

NC_10

14

NC_9

13

VSS_1

12

VCC_1

11

NC_8

10

NC_7

9

CE

8

RE

7

RY/BY

4

NC_4

5

NC_5

25

NC_16

24

NC_15

23

NC_14

2

NC_2

22

NC_13

21

NC_12

1

NC_1

20

NC_11

19

WP

18

WE

MHL_OCP_EN

IC101-*1

LGE2121-MS (M1_L13_MS10)

S7LR-M_MS10

GPIO39

C7

GPIO40

E6

GPIO41

F5

GPIO42

B6

GPIO43

E5

GPIO44

D5

GPIO45

B7

GPIO48

E7

GPIO49

F7

GPIO52

AB5

GPIO53

AB3

GPIO54

A9

GPIO55

F4

I2C_SCKM0/GPIO56

AB1

I2C_SDAM0/GPIO57

N6

GPIO76

AB2

GPIO77

AC2

LVA0P

AB25

LVA0N

AB23

LVA1P

AC25

LVA1N

AB24

LVA2P

AD25

LVA2N

AC24

LVA3P

AE23

LVA3N

AC23

LVA4P

AC22

LVA4N

AD23

LVB0P

V23

LVB0N

U24

LVB1P

V25

LVB1N

V24

LVB2P

W25

LVB2N

W23

LVB3P

AA23

LVB3N

Y24

LVB4P

AA25

LVB4N

AA24

LVACLKP

AE24

LVACLKN

AD24

LVBCLKP

Y23

LVBCLKN

W24

GPIO194

T25

GPIO191

U23

GPIO192

T24

GPIO193

T23

FRC_RESET

S2_RESET

FRC_RESET

MODEL_OPT_8

5V_DET_HDMI_1

5V_DET_HDMI_1

SCART1_MUTE

SENSOR_SCL

SENSOR_SDA

SENSOR_SDA

SENSOR_SCL

V-COM_SCL

V-COM_SDA

V-COM_SDA

V-COM_SCL

for SYSTEM EEPROM
(IC104)

for SERIAL FLASH

A0’h

PM MODEL OPTION

<CHIP Config(LED_R/BUZZ)>
Boot from SPI CS1N(EXT_FLASH)   1’b0
Boot from SPI_CS0N(INT_FLASH)   1’b1

NAND FLASH MEMORY

SYM.D

EEPROM

CHANGE TO
10UF 10V X5R

Internal demod out

<CHIP Config>
(I2S_OUT_BCK,I2S_OUT_MCK,PAD_PWM1PAD_PWM0)

I2C

B51_no_EJ              : 4’b0000  Boot from 8051 with SPI flash
SB51_WOS               : 4’b0001  Secure B51 without scramble
SB51_WS                : 4’b0010  Secure B51 with scramble
MIPS_SPE_NO_EJ         : 4’b0100  Boot from MIPS with SPI flash
MIPS_SPI_EJ_1          : 4’b0101  Boot from MIPS with SPI flash
MIPS_SPI_EJ_2          : 4’b0110  Boot from MIPS with SPI flash
MIPS_WOS               : 4’b1001  Secure MIPS without scramble
MIPS_WS                : 4’b1010  Scerur MIPS with SCRAMBLE

SYM.A

from CI SLOT

DIMMING

PM_MODEL_OPT_0
HIGH : HD_NON_EU
LOW : HD_EU
HD_LVDS_pattern is different.
Between EU and NON_EU

S7LR-M Multi Package

PM_MODEL_OPT_1
HIGH : S/W_NON_EU
LOW : S/W_EU/AJ
S/W is different.
Between TW 

Copyright © 2013 LG Electronics. Inc. All rights reserved. 

Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 32LN5650

Page 1: ...ODEL 32LN5650 32LN5650 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: ...Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 8 BLOCK DIAGRAM 14 EXPLODED VIEW 15 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: ... receiver must be operated for about5 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 Asia Oceania Africa Middle East PAL DVB Market 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I 3 NTSC M 4 DVB T 3 Channel Storage ATV...

Page 7: ...0 480 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 74 25 HDTV 1080I 7 1920 1080 26 97 27 23 97 24 74 17 74 25 HDTV 1080P 8 1920 1080 33 716 33 75 29 976 30 00 74 25 HDTV 1080P 9 1920 1080 56 250 50 148...

Page 8: ...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 epk file download 1 Put the USB Stick to the USB socket 2 Aut...

Page 9: ...C Enter Service Mode by pushing ADJ key Enter Internal ADC mode by pushing key at 8 ADC Calibration Caution Using P ONLY key of the Adjustment remote control power on TV ADC Calibration Protocol RS232 Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 aa 00 90 End Adjust mode Required equipment Adjustment remote control 4 2 Function Check 4 2 1 Che...

Page 10: ... 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 Full White Pattern CA 210 COLOR ANALYZER TYPE CA 210 RS 232C Communication Mode Color Temp Color coordinate Remark Cool C50 13 000 K X 0 271 0 002 Y 0 270 0 002 Test Signal Inner pattern for W B adjust External white pattern 80IRE 204gray Medium 0 9 300 ...

Page 11: ... First adjust the coordinate far away from the target value x y 1 x y target i Decrease the R G 2 x y target i First decrease the B gain ii Decrease the one of the others 3 x target y target i First decrease B so make y a little more than the target ii Adjust x value by decreasing the R 4 x target y target i First decrease B so make x a little more than the target ii Adjust x value by decreasing t...

Page 12: ...AGE CURRENT At 0 5mArms 6 Local Dimming Function Check Step1 Turn on TV Step2 Press P only key enter to power only mode and escape the P only Mode by pressing Exit key Step3 Press Tilt key entrance to Local Dimming mode Step4 At the Local Dimming mode module Edge Backlight moving Top to bottom Back light of module moving Step5 confirm the Local Dimming mode Step6 Press Exit key NO Item CMD 1 CMD 2...

Page 13: ...3 Don t wear a 3D Glasses check the picture like below 8 EYE Q function check Step1 Turn on TV Step 2 Press EYE key of Adj R C Step 3 Cover the Eye Q sensor on the front of the using your hand and wait for 6 seconds Step 4 Confirm that R G B value is lower than 10 of the Raw Data Sensor data Back light If after 6 seconds R G B value is not lower than 10 replace Eye Q sensor Step 5 Remove your hand...

Page 14: ...102 DDR3 SDRAM 2Gbit IC1201 PCM_A 0 7 A MDQL 0 7 A MDQU 0 7 B MDQL 0 7 B MDQU 0 7 RXA0 RXA4 RXACK RXB0 RXB4 RXBCK 8P connector P600 KEY1 2 LED_R BUZZ IR SPK_L AMP_SCL SDA AUD_MASTER_CLK AUD_LRCH AUD_LRCK AUD_SCK STA380 IC3401 MHL_CD_SENSE OCP IC IC802 MHL_CD_SENSE AVDD5V_MHL VBUS_EN AV JK1701 USB1_OCD CTL DCDC OCP IC IC401 5V_USB USB JK1500 System EEPROM 256Kbit IC104 Serial Flash 8Mbit IC1300 SPI...

Page 15: ...IEW Many electrical 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 ...

Page 16: ...I_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_...

Page 17: ...09 0120P N2 3 5V_ST 3 3V_Normal USB1_CTL R438 22K R433 10K R436 15K 3 5V_ST C425 0 1uF 16V R408 100 PWM2_2CH_POWER PANEL_CTL 001 AL22 5V_USB R434 10K R409 2K R416 10K R415 100 3 5V_ST POWER_DET_RESET USB1_OCD R463 10K RESET_IC_SOC_RESET 3 3V_Normal L401 CIC21J501NE BEAD_SAMSAUNG L420 BLM18PG121SN1D R482 8 2K 1 PD_ 24V 5V_Normal C404 0 1uF 16V C438 0 1uF 25V OPT 2 5V_Normal C474 0 1uF R404 100K PD_...

Page 18: ...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 rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 19: ...uF 25V HDMI 2 R804 0 HDMI 2 JK803 EAG62611204 HDMI 2 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 HDMI 2 Q804 HDMI 2 E B C Q806 HDMI 2 E B C Q805 HDMI 2 E B C R813 10K HDMI 2 R816 10K HDMI 2 MHL_OCP_EN R802 0 HDMI 2 R824 2 7K HDMI 2 R825 2 7K HDMI 2 R810 0 HDMI 2 R831 300K...

Page 20: ...7 HEAD_PHONE 3 DETECT 4 L 5 GND 1 R 3 3V_Normal R1504 10K HEAD_PHONE C1503 1000pF 50V OPT HP_LOUT R1503 1K HEAD_PHONE HP_DET 3 5V_ST HP_ROUT SIDE_HP_MUTE R1501 1K HEAD_PHONE C1502 1000pF 50V OPT R1502 1K HEAD_PHONE Q1502 MMBT3904 NXP HEAD_PHONE_POP E B C Q1503 MMBT3904 NXP HEAD_PHONE_POP E B C Q1505 MMBT3904 NXP HEAD_PHONE_POP E B C Q1504 MMBT3904 NXP HEAD_PHONE_POP E B C Q1501 MMBT3906 NXP HEAD_P...

Page 21: ...C_SEL C3710 0 1uF 16V LNA_CTRL_1 C3713 18pF 50V C3701 0 1uF 16V DEMOD_SDA C3717 0 1uF 16V C3711 18pF 50V R3741 1 8K TU_IIC_ATSC_1 8K IF_N_MSTAR 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 DIF P 4 SDA 1 NC...

Page 22: ...6 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_ROH...

Page 23: ... C3428 50V 24V_AMP_3 URSA_SDA C3420 1000pF 50V AUD_SCK C3452 390pF 50V C3406 1000pF 50V R3402 10K 0 1uF C3458 50V AUD_MASTER_CLK C3413 0 1uF 16V R3427 5 1K AUD_LRCK L3407 SP 7850_10 10uH AMP_RESET 0 1uF C3488 50V 24V_AMP_1 R3452 12 24V_AMP_2 C3506 390pF 50V 0 1uF C3486 50V R3444 10K R3438 100 OPT 0 1uF C3485 50V C3491 10uF 35V R3450 12 R3442 100 C3465 0 1uF 16V OPT 3 3V_Normal AUD_LRCK L3411 SP 78...

Page 24: ...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 rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 25: ... 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 rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 26: ... 16V CONTROL_FILTER L601 BLM18PG121SN1D CONTROL_FILTER P600 12507WR 08L IR_8PIN 1 2 3 4 5 6 7 8 9 KEY1 R602 10K 1 C605 18pF 50V OPT R607 3 3K 3 5V_ST R611 0 CONTROL_NO_FILTER R601 100 R605 100 DIGITAL_EYE R604 100 DIGITAL_EYE C606 18pF 50V OPT KEY2 C602 0 1uF 16V IR L602 BLM18PG121SN1D CONTROL_FILTER SENSOR_SDA C603 1000pF 50V R603 10K 1 3 5V_ST R610 1 8K LED_R BUZZ L600 BLM18PG121SN1D R612 0 CONT...

Page 27: ...TA 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 PCMADR 12 GPIO107 AA19 PCMADR 13 GPIO110 AC21 PCMADR ...

Page 28: ...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 GPIO21 U5 AUVRM AD5 AUVAG AE5 AUVRP AC6 EARPHONE_OUTL AA6 EARPHONE_OUTR AB6 RP GPIO63 C6 TP GPIO60 C5 RN GPIO66 A6 LED1 GPIO59 C4 TN GPIO62 B5 GPIO61 C3 GPIO64 A3 GPIO65 B3 LED0 GPIO58 B4 IRIN GPIO4 N4 ARC0 ...

Page 29: ...0 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 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9...

Page 30: ... 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...

Page 31: ...101 1 UBW2012 121F HD_BEAD_CSG RXB1 RXB0 RXA4 RXA1 Pol change RXB4 RXACK RXBCK RXA0 RXA2 LVDS 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...

Page 32: ......

Page 33: ... diagram A7 10 11 Check Link Cable LVDS reconnection condition A8 A9 12 Adjustment Test pattern ADJ Key A10 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connection diagram A8 14 Check Link Cable LVDS reconnection condition A8 A9 15 Adjustment Test pattern ADJ Key A10 16 Appendix Defected Type caused by T Con Inverter Module Exchange T Con Board 1 A 1 5 17 Exchange T Co...

Page 34: ...ways 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 Revised date 1 14 LCD TV Error symptom A Video error No video Normal audio A4 A1 A2 A6 A3 First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Speaker Cab...

Page 35: ... 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 14 LCD TV Error symptom 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 36: ...eck Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support Signal Test Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N N Normal Picture Y Close N A6 Standard Repair Process Established date Revised date 3 14 ...

Page 37: ...nt maker TV etc Y Change satellite setting match with installed ANT N Normal Picture Y Close N A6 Standard Repair Process Established date Revised date 4 14 LCD TV Error symptom Check satellite setting Check LNB frequency Check satellite Check Satellite connection DiSEqC motor etc Normal setting Contact with signal distributor or broadcaster Cable or Air Close N Check Tuner soldering Replace Main ...

Page 38: ...evice 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 A7 N Y End Replace module Request repair for external device cable Color error Check Test pattern A10 A8 A9 Standard Repair Process Established date Revised date 5 14 LCD TV Error symptom 2013 01 09 Copyright 2013 LG Electronics Inc All r...

Page 39: ...necting Jig pattern Generator Set top Box etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component HDMI DVI Request repair for external device Component error HDMI Connect other external device and cable Check normal operation of External Input Component and HDMI by connecting Jig pattern Generator Set top Box etc Replace Main B D Screen normal N Y Check S W ...

Page 40: ...voltage of each output of Power B D N Y Normal voltage Replace Main B D 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 A11 A12 A13 A4 Standard Repair Process Established date Revised date 7 14 LCD TV Error symptom Stand By Red Close 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE...

Page 41: ...planation Normal POWEROFF_REMOTEKEY 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 POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_RS232C Power off by RS232C POWEROFF_SWDOWN Power off by S W Download POWEROFF_UNKNOWN Power off by unknown status except li...

Page 42: ...d repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video A15 A16 Disconnection Established date Revised date 9 14 LCD TV Error symptom Standard Repair Process 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 43: ...ect 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 signal is not received Request repair to external cable ANT provider Y Check audio B Voltage 24V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N End Establis...

Page 44: ...erry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A17 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A4 Check IR Output signal Normal Signal N Y Repair Replace IR B D N A17 Replace Main B D Y A17 Standard Repair Process Established date Revised date 11 14 LCD TV Error symptom 201...

Page 45: ...l 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 Established date Revised date 12 14 LCD TV Error symptom Standard Repair Process 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 46: ... 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 customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise Established date Revised date 13 14 LCD T...

Page 47: ...mote controller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Established date Revised date 14 14 LCD TV Error symptom Standard Repair Process 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 48: ...F MODE checking method A14 28 C Audio error_No audio Normal video Checking method in menu when there is no audio A15 29 Voltage and speaker checking method when there is no audio A16 30 C Audio error_Wrecked audio discontinuation Voltage and speaker checking method in case of audio error A16 31 D Function error_ No response in remote controller key error Remote controller operation checking method...

Page 49: ... Video error_No video Normal audio ALL MODELS A1 Established date Revised date Error symptom Content LCD TV Power On disjoint back case check lighting at 2 points 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 50: ...ised date Error symptom Content LCD TV Measure DC 93 2 118 5V applying to Module from Power Board Output 93 2 118 5V from Power Board supply to Module Check Pin contacting statement and connection statement ALL MODELS 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 51: ...k White Balance value A Video error_No video Normal audio ALL MODELS A3 Established date Revised date Error symptom Content LCD TV Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 7 3 After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD 2013 01 09 Copyright 2013 LG Ele...

Page 52: ...r symptom Content LCD TV Check the DC 24V 12V 3 5V 18 Pin Power Board Main Board Common 1 Power on 2 DRV ON 3 3 5V 4 PDIM 1 5 3 5V 6 PDIM 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 N C 17 GND 18 GND Edge LED 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 53: ... Standard Repair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A5 Established date Revised date Error symptom Content LCD TV 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 54: ... 1 Checking method for remote controller for adjustment Press the IN START with the remote controller for adjustment Version ALL MODELS A6 Established date Revised date Error symptom Content LCD TV 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 55: ...residual image light spot As the part connecting to the external input AV COMP HDMI check the screen condition by signal A7 Established date Revised date Error symptom Content LCD TV ALL MODELS 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 56: ...Technical Manual Check and replace Link Cable LVDS and contact condition A Video error_Color error ALL MODELS A8 A9 Established date Revised date Error symptom Content LCD TV 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 57: ...ns 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 A10 Established date Revised date Error symptom Content LCD TV 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 58: ...ken 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 Exchange T Con Board 1 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 59: ...Power Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange T Con Board 2 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 60: ...ppendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light No picture Sound Ok Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 61: ... Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage Un repairable Cases In this case please exchange the module Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 62: ...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 Un repairable Cases In this case please exchange the module Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 63: ... Power error _No power A11 Established date Revised date Error symptom Content LCD TV ST BY condition Red Front LED control Menu Option Standby light ON 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 64: ...r symptom Content LCD TV Check the DC 24V 12V 3 5V 18 Pin Power Board Main Board Common 1 Power on 2 DRV ON 3 3 5V 4 PDIM 1 5 3 5V 6 PDIM 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 N C 17 GND 18 GND Edge LED 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 65: ...mptom Content LCD TV Check the DC 24V 12V 3 5V 18 Pin Power Board Main Board Common 1 Power on 2 DRV ON 3 3 5V 4 PDIM 1 5 3 5V 6 PDIM 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 N C 17 GND 18 GND Edge LED 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 66: ... Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A14 Established date Revised date Error symptom Content LCD TV 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 67: ...Speaker LG Sound Sync TV Speaker will not work Standard Repair Process Detail Technical Manual Checking method in menu when there is no audio C Audio error_No audio Normal video ALL MODELS A15 Established date Revised date Error symptom Content LCD TV 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 68: ...aker is normal Standard Repair Process Detail Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video ALL MODELS A16 Established date Revised date Error symptom Content LCD TV Check the DC 24V 12V 3 5V 18 Pin Power Board Main Board Common 1 Power on 2 DRV ON 3 3 5V 4 PDIM 1 5 3 5V 6 PDIM 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V ...

Page 69: ... it does not move at all Standard Repair Process Detail Technical Manual Remote controller operation checking method D Function error_ No response in remote controller key error ALL MODELS A17 Established date Revised date Error symptom Content LCD TV P600 1 GND 2 KEY1 3 KEY2 4 3 5V_ST 5 GND 6 LED_R BUZZ 7 IR 8 GND 9 GND 2013 01 09 Copyright 2013 LG Electronics Inc All rights reserved Only for tra...

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