LG 43LF540 -DB Series страница 26 Скачать руководство пользователя | Manualshive

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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.

FE_TS_DATA[0]

FE_TS_DATA[1]

FE_TS_DATA[2]

FE_TS_DATA[3]

FE_TS_DATA[4]

FE_TS_DATA[6]

FE_TS_DATA[7]

FE_TS_DATA[5]

FE_TS_ERR

FE_TS_VAL

R1415

0

DVB_T2

FE_TS_VAL_ERR

TU_GND_B

TU_GND_A

TU_GND_A

TU_GND_B

+3.3V_TU

C1408
0.1uF

16V

C1405
100pF
50V

L1401

UBW2012-121F

R1405

100

HALF_NIM/EU_NON_T2

C1404

0.1uF

16V

HALF_NIM/EU_NON_T2

IF_AGC_MAIN

R1411

33

R1425

33

C1412
18pF
50V

C1414
18pF
50V

TU_SCL

TU_SDA

R1427

1K

+3.3V_TU

R1428

1K

R1403

10

HALF_NIM/EU_NON_T2

R1404

10

HALF_NIM/EU_NON_T2

IF_P_MSTAR

IF_N_MSTAR

C1400

0.1uF

16V

+3.3V_TU

R1418
0

OPT

Q1400

MMBT3906(NXP)

TU_BUFFER

E

B

C

R1419

4.7K

TU_BUFFER

R1420

470

TU_BUFFER

R1421

82

TU_BUFFER

C1407
5pF
50V

OPT

C1406
5pF
50V

OPT

Q1401

MMBT3906(NXP)

TU_BUFFER

E

B

C

R1422
0

OPT

R1429
0

TU_BUFFER

R1423

1K

OPT

R1424

220

TU_BUFFER

R1430

220

TU_BUFFER

+3.3V_TU

AR1400 47

DVB_T2

FE_TS_VAL

FE_TS_SYNC

FE_TS_CLK

FE_TS_ERR

AR1401 47

DVB_T2

AR1402 47

DVB_T2

FE_TS_DATA[0-7]

C1402

20pF
50V

DVB_T2

C1401

0.1uF

16V

DVB_T2

R1400

10

DVB_T2

DEMOD_RESET

R1401

22

DVB_T2

DEMOD_SCL

C1409
100pF
50V

DVB_T2

L1402

UBW2012-121F

DVB_T2

+3.3V_TU

C1411
0.1uF
16V

DVB_T2

C1403

20pF

50V

DVB_T2

R1402

22

DVB_T2

DEMOD_SDA

C1410

100pF

50V

DVB_T2

L1403

UBW2012-121F

DVB_T2

+1.2V_DEMOD

C1413

0.1uF

16V

DVB_T2

TU_SIF

TU_CVBS

C1417
1uF
10V
DVB_T2

+3.3V_TU

R1413

12K
1%

DVB_T2

+1.2V_DEMOD

R1414
22K
1%

DVB_T2

R1412

3.3K

DVB_T2

IC1400

AP7361-Y-13

DVB_T2

3

ADJ/NC

2

GND

4

IN

1

EN

5

OUT

C1421

0.1uF

16V

DVB_T2

R1416
1

DVB_T2

C1423
10uF
10V

DVB_T2_10uF_X5R

+3.3V_TU

C1422
0.1uF

16V

C1418
22uF
10V

+3.3V_Normal

L1400

UBW2012-121F

C1420
22uF
10V

C1419
0.1uF

16V

+3.3V_TU

TDJK-T301F

TU1400

NON_DVB_T2

47

SHIELD

6

DIF[P]

7

DIF[N]

8

SIF

9

CVBS

1

+3.3V

2

NC

3

DIF_AGC

4

SCL_RF

5

SDA_RF

A1

A1

B1

B1

TU1401

TDJM-K301F

DVB_T2

1

+3.3V

2

NC_1

3

NC_2

4

SCL_RF

5

SDA_RF

6

NC_3

7

NC_4

8

SIF

9

CVBS

10

NC_5

11

+3.3V_RF

12

ERROR

13

GND_1

14

MCLK

15

SYNC

16

VAILD

17

D0

18

D1

19

D2

20

D3

21

D4

22

D5

23

D6

24

D7

25

RESET_DEMOD

26

+3.3V_DEMOD

27

SCL_DEMOD

28

+1.2V_DEMOD

29

NC_6

30

SDA_DEMOD

47

SHIELD

B1

B1

A1

A1

2014.08.11

L14_CA_M1A

Central and South Americatuner block

TUNER_CSA

14

GPIO must be added.

ERROR & VALID PIN

should be guarded by ground

Close to Tuner

R1

Vo=0.8*(1+R1/R2)=1.2364

R2

Close to Tuner

Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

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Содержание 43LF540 -DB Series

Страница 1: ...MODEL 43LF540 43LF540 DB 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 ...

Страница 2: ...tronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 BLOCK DIAGRAM 17 EXPLODED VIEW 19 SCHEMATIC CIRCUIT DIAGRAM APPENDIX TROUBLESHOOTING APPENDIX ...

Страница 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...

Страница 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...

Страница 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...

Страница 6: ... IEC specification EMC CE IEC 4 General Specification No Item Specification Measurement Result Remark 1 Receiving System NTSC M PAL M N DVB T DVB T2 Colombia LF55 56 57 LF62 D T NTSC M PAL M N DVB T Taiwan Panama LF55 56 620B LF55 56 57 6200 2 Available Channel LF55 56 62B 55 56 57 62 NTSC M PAL M N DVB T 1 VHF 2 13 2 UHF 14 69 3 CATV 1 125 4 DTV 2 69 Paname Taiwan LF55 56 57 62D T NTSC M PAL M N ...

Страница 7: ...HD 60Hz LGD 55LF560T 5650 DE NC550DUE VCCP2 CSOT HC600DUF VHHS4 FHD 120Hz SHARP 60LF5600 565T DE HC400DUN VCKN1 FHD 60Hz INIX 40LF570T 5700 DA LC430EUE FHM1 FHD 60Hz LGD 43LF570T 5700 DA LC320DXE MGP2 FHD 120Hz LGD 32LF620D B DD LC420DUE MGP2 FHD 60Hz LGD 42LF620T 6200 DD LC490DUE MGP2 FHD 60Hz LGD 49LF620T 6200 DD LC550DUE MGP2 FHD 60Hz LGD 55LF620T 6200 DD NC430EUN AACR1 FHD 60Hz LGD 43LF540T 54...

Страница 8: ...1 1920 1080 67 500 60 00 148 50 HDTV 1080P 12 1920 1080 67 432 59 939 148 352 HDTV 1080P 13 1920 1080 27 000 24 000 74 25 HDTV 1080P 14 1920 1080 26 97 23 976 74 176 HDTV 1080P 15 1920 1080 33 75 30 000 74 25 HDTV 1080P 16 1920 1080 33 71 29 97 74 176 HDTV 1080P 5 2 HDMI Input PC DTV HDMI PC support only Rear HDMI Input If use DVI to HDMI cable for PC you have to use external SPK for PC audio soun...

Страница 9: ...7 1280 720 44 96 59 94 74 176 HDTV 720P 8 1920 1080 28 12 50 00 74 25 HDTV 1080I 9 1920 1080 33 75 60 00 74 25 HDTV 1080I 10 1920 1080 33 72 59 94 74 176 HDTV 1080I 11 1920 1080 56 25 50 00 148 50 HDTV 1080P 12 1920 1080 67 5 60 00 148 50 HDTV 1080P 13 1920 1080 67 43 59 94 148 352 HDTV 1080P 14 1920 1080 27 00 24 00 74 25 HDTV 1080P 15 1920 1080 26 97 23 97 74 176 HDTV 1080P 16 1920 1080 33 75 30...

Страница 10: ...file Download 1 Execute ISP program Mstar ISP Utility and then click Config tab 2 Set as below and then click Auto Detect and 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 be...

Страница 11: ...lecting Tool option Model Module Tool option1 Tool option2 Tool option3 Tool option4 Tool option5 Tool option6 43LF540T DB LGD 462 1223 3904 36448 9218 273 49LF540T DB LGD 460 1223 3904 36448 9218 273 32LF550D DD LGD 32807 1126 4032 36448 13826 273 32LF565D DE LGD 32775 3174 4032 36448 13826 273 55LF565T DE LGD 32784 3174 4032 36448 13826 273 CSOT 39952 60LF565T DE Sharp 11281 3174 4032 36448 1280...

Страница 12: ...303 315 335 3 11 20 272 275 286 298 311 330 4 21 30 269 272 283 295 308 327 5 31 40 267 268 281 291 306 323 6 41 50 266 265 280 288 305 320 7 51 80 265 263 279 286 304 318 8 81 119 264 261 278 284 303 316 9 Over 120 264 260 278 283 303 315 Gumi Winter table January to February Gumi production of prospective models all models except Cinema Screen Normal line LF55 56 57 62 H R Time Min Cool Medium W...

Страница 13: ...m Fix the one of R G B gain to 192 default data and decrease the others 6 Adj is completed Exit adjust mode using EXIT key on Remote controller If internal pattern is not available use RF input In EZ Adj menu 8 White Balance you can select one of 2 Test pattern ON OFF Default is inner ON By selecting OFF you can adjust using RF signal in 206 Gray pattern CASE Cool First adjust the coordinate far a...

Страница 14: ...CMD 1 CMD 2 Data 0 Enter download MODE Download Mode In A A 0 0 When transfer the Mode In Carry the com mand Edid data and Model option download Download A E 00 10 Automatically download The use of a internal Data No Item Condition Hex Data 1 Manufacturer ID GSM 1E6D 2 Version Digital 1 01 3 Revision Digital 3 03 EDID DATA 1 HD 2D EDID Data LF54 LF550D B LF560D B Before S W version CheckSum 0xFF P...

Страница 15: ...03 02 CheckSum 0xFF Physical Address 0x1E HDMI 1 74 50 10 HDMI 2 74 40 20 HDMI1 2 128 HDMI1 256 HDMI2 256 4 FHD 3D DTS EDID Data 42 49LF62 CheckSum 0xFF Physical Address 0x1E HDMI 1 40 1A 10 HDMI 2 40 0A 20 HDMI1 2 128 HDMI1 256 HDMI2 256 5 FHD 2D 10Bit EDID Data Only 60LF56 CheckSum 0xFF Physical Address 0x1E HDMI 1 40 DE 10 HDMI 2 40 CE 20 HDMI1 2 128 HDMI1 256 HDMI2 256 ...

Страница 16: ... passed execute next process Hi pot test Remove A V CORD from A V JACK BOX 5 HI POT test Auto If Test is failed Buzzer operates If Test is passed GOOD Lamp on and move to next process automatically 4 6 3 Checkpoint 1 Test voltage 3 Poles GND 1 5KV min at 100mA SIGNAL 3KV min at 100mA 2 Poles SIGNAL 3KV min at 100mA 2 TEST time 1 second 3 TEST POINT 3 Poles GND Test POWER CORD GND and SIGNAL CABLE ...

Страница 17: ...N COMP2_Pb Pr CK D0 D1 D2 _HDMI2 DDC_SCL SDA_2 HDMI_CEC REAR HDMI1 JK800 F SCART JK2801 OR AV2 SPDIF_OUT SPDIF Optic JK1001 SIDE USB JK700 HDMI2 MHL JK801 CK D0 D1 D2 _HDMI4 DDC_SCL SDA_4 HDMI_CEC SIDE_USB_DM DP USB1_OCP CTL TPS65282 5V_USB MHL_CD_SENSE HP_L ROUT SIDE_HP_MUTE Headphone JK3000 CI Slot P1900 NAND FLASH IC102 1Gbit H27U1G8F2CTR BC PCM_A 0 7 TC74LCX244FT Buffer TS_DATA 0 7 PCM_DATA 0 ...

Страница 18: ... IC6101 URSA8 COMP2_L R_IN COMP2_Y AV_CVBS_IN COMP2_Pb Pr CK D0 D1 D2 _HDMI2 DDC_SCL SDA_2 HDMI_CEC REAR HDMI1 JK800 F SCART JK2801 OR AV2 SPDIF_OUT SPDIF Optic JK1001 SIDE USB JK700 HDMI2 MHL JK801 CK D0 D1 D2 _HDMI4 DDC_SCL SDA_4 HDMI_CEC SIDE_USB_DM DP USB1_OCP CTL TPS65282 5V_USB MHL_CD_SENSE HP_L ROUT SIDE_HP_MUTE Headphone JK3000 CI Slot P1900 NAND FLASH IC102 1Gbit H27U1G8F2CTR BC PCM_A 0 7...

Страница 19: ...ted 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 Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE 200 521 400 401 540 120 530 410 900 901 LV1 A2 A10 Se...

Страница 20: ...S_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 PCM_OE SIDE_HP_MUTE CI_TS_DATA 7 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_TS_DATA 4 FE_TS_DAT...

Страница 21: ...rmal ZD401 2 5V 1 10V_VDDC C408 2200pF 50V OPT C417 3300pF 50V C405 10uF 25V C421 0 047uF 25V L404 CB2012PK501T C409 2200pF 50V OPT C416 22pF 50V C411 82pF 50V OPT C424 22uF 16V 13 2V R403 10K C419 22pF 50V C412 10uF 6 3V OPT C406 10uF 25V 3 3V_Normal C410 0 047uF 25V 3 3V_Normal C420 3300pF 50V R408 100K C407 1uF 10V R407 4 7K OPT R409 91K 5V_Normal L413 2uH L405 4 7uH L406 4 7uH ZD402 1 TVS_KEC ...

Страница 22: ... _HDMI4 R815 100 HDMI 2 C800 0 047uF 25V HDMI 2_MHL D2 _HDMI4 R802 1 8K D2 _HDMI2 R808 10K HDMI_CEC D0 _HDMI4 VA806 ESD_HDMI2 JK801 EAG62611204 HDMI 2 14 NC 13 CE_REMOTE 5 D1_GND 20 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 JK801 1 DAADR019A HDMI 2_EMI_FOOSUNG 14 RESERVED 13 CEC 5 TMDS_DATA1_SHIELD 20 BODY_SHIELD 12 TMDS...

Страница 23: ...ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF 2014 06 02 10 L14_CA_M1A 3 3V_Normal SPDIF_OUT JK1001 JST1223 001 SPDIF_OPTIC 1 GND 2 VCC 3 VINPUT 4 FIX_POLE C1001 1uF 10V OPT C1002 18pF 50V SPDIF_OPTIC SPDIF ESD Ready Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 24: ...DDR3_DQU 7 F20 ZQ E9 NT5CB64M16FP DH IC1201 1 DDR_1600_1G_NAN EAN61859502 A0 N3 A1 P7 A2 P3 A3 N2 A4 P8 A5 P2 A6 R8 A7 R2 A8 T8 A9 R3 A10 AP L7 A11 R7 A12 N7 NC_6 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 DQ...

Страница 25: ...LASH 140721 13 L14_CA_M1A SPI_SCK 3 5V_ST 3 5V_ST C1300 0 1uF 16V R1301 4 7K OPT SPI_CS SPI_SDO R1302 33 R1300 10K OPT SPI_SDI FLASH_WP 3 5V_ST IC1300 MX25L8035EM2I 10G SPI_FLASH_MACRONIX 3 WP SIO2 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 NC SIO3 8 VCC IC1300 1 W25Q80DVSSIG SPI_FLASH_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC Serial Flash for SPI boot Copyright ⓒ 2015 LG E...

Страница 26: ...1402 20pF 50V DVB_T2 C1401 0 1uF 16V DVB_T2 R1400 10 DVB_T2 DEMOD_RESET R1401 22 DVB_T2 DEMOD_SCL C1409 100pF 50V DVB_T2 L1402 UBW2012 121F DVB_T2 3 3V_TU C1411 0 1uF 16V DVB_T2 C1403 20pF 50V DVB_T2 R1402 22 DVB_T2 DEMOD_SDA C1410 100pF 50V DVB_T2 L1403 UBW2012 121F DVB_T2 1 2V_DEMOD C1413 0 1uF 16V DVB_T2 TU_SIF TU_CVBS C1417 1uF 10V DVB_T2 3 3V_TU R1413 12K 1 DVB_T2 1 2V_DEMOD R1414 22K 1 DVB_T...

Страница 27: ..._CVBS_ZENER_ROHM ZD1706 AV2_CVBS_ZENER_ROHM ZD1703 COMP_Pb_ZENER_ROHM ZD1702 COMP_Pb_ZENER_ROHM ZD1701 COMP_Pr_ZENER_ROHM ZD1707 1 AV2_CVBS_ZENER_KEC ZD1706 1 AV2_CVBS_ZENER_KEC ZD1703 1 COMP_Pb_ZENER_KEC ZD1702 1 COMP_Pb_ZENER_KEC ZD1701 1 COMP_Pr_ZENER_KEC ZD1700 1 COMP_Pr_ZENER_KEC ZD1705 1 COMP_Y_ZENER_KEC ZD1704 1 COMP_Y_ZENER_KEC DTV MNT_VOUT R1723 75 CVBS_OUT_TEST R1724 0 CVBS_OUT_TEST JK17...

Страница 28: ... 49 50 51 52 C1801 10uF 25V MO_FHD_VCC_CAP AR1800 0 1 16W MO_FHD_non_55CSOT RXB1 RXB0 RXA4 RXA1 Pol change RXB4 RXACK RXBCK RXA0 RXA2 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...

Страница 29: ... BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC RS232C_MSTAR_DEBUG_4P 2014 05 22 40 L14_CA_M1A PM_RXD 3 5V_ST P4000 12507WS 04L RS232C_DEBUG_4P 1 VCC 2 PM_RXD 3 GND 4 RM_TXD 5 GND PM_TXD JP_GND1 JP_GND3 JP_GND2 JP_GND4 AR4000 100 1 16W RS 232C 4PIN RS 232C 4PIN MSTAR DEBUG 4PIN Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LG...

Страница 30: ...0 IR_Eye_Sensor R4600 3 3K R4607 1K IR_Eye_Sensor C4603 0 1uF 16V KEY1 3 5V_ST R4601 100 C4601 1000pF 50V KEY2 VA4600 OPT 5 6V R4604 10K 1 C4604 100pF 50V R4605 1K IR_Eye_Sensor SENSOR_SDA 3 3V_Normal P4601 12507WR 08L IR_8p 1 2 3 4 5 6 7 8 9 C4602 0 1uF 16V L4600 BLM18PG121SN1D C4605 18pF 50V IR_Eye_Sensor 3 5V_ST IR R4609 100 IR_Eye_Sensor 3 5V_ST R4606 1 8K SENSOR_SCL P4600 12507WR 10L IR_10p 1...

Страница 31: ...PIO176 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 EP...

Страница 32: ...D_32 G17 GND_33 G18 GND_34 H7 GND_35 H8 GND_36 H9 GND_37 H10 GND_38 H11 GND_39 H12 GND_40 H13 GND_41 H14 GND_42 H15 GND_43 H16 GND_44 H17 GND_45 H18 GND_46 J7 GND_47 J8 GND_48 J9 GND_49 J10 GND_50 J11 GND_51 J12 GND_52 J13 GND_53 J14 GND_54 K8 GND_55 K10 GND_56 K11 GND_57 L10 GND_58 M5 GND_59 M7 GND_60 M8 GND_61 M9 GND_62 M10 GND_63 N4 GND_64 N5 GND_65 N6 GND_66 N7 GND_67 N8 GND_68 N9 GND_69 N10 G...

Страница 33: ...S 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 PGND_AB_2 49 EP C5614 0 1uF 16V 3 ...

Страница 34: ...C7SZ08FU_TOSHIBA MHL_AND_GATE_TOSHIBA 3 GND 2 IN_A 4 OUT_Y 1 IN_B 5 VCC IC5801 1 74LVC1G08GW MHL_AND_GATE_NXP 3 2 4 1 5 AVDD5V_MHL 5V_HDMI_4 R5803 0 MHL_OCP R5802 10 5V_Normal IC5802 BD82020FVJ MHL_OCP 3 IN_2 2 IN_1 4 EN 1 GND 5 OC 6 OUT_1 7 OUT_2 8 OUT_3 R5804 10K MHL_OCP MHL_OCP_DET 3 3V_Normal C5802 0 1uF MHL_OCP R5805 100K OPT C5801 10uF 10V MHL_OCP MHL_5V_EN D5801 40V SS2040LL LG MHL_SUZHOU D...

Страница 35: ...MPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 140707 USB_3216_CAP4 75 L14_CA_M1A JK700 3AU04S 305 ZC LG 1 2 3 4 5 D700 RCLAMP0502BA OPT SIDE_USB1_DM SIDE_USB1_DP ZD700 5V OPT SD05 C701 5pF 50V OPT C702 5pF 50V OPT 5V_USB C700 22uF 16V USB_CAP4 C703 22uF 16V USB_CAP2 C704 22uF 16V USB_CAP3 C705 22uF 16V USB_CAP1 R700 2 2 R701 2 2 USB 3216 CAP SIDE Copyright ⓒ 2015 LG Electronics Inc All right reserv...

Страница 36: ......

Страница 37: ...ror No power 7 7 Off when on off while viewing power auto on off 8 8 C Audio error No audio Normal video 9 9 Wrecked audio discontinuation noise 10 10 D Function error Remote control Local switch checking 11 11 External device recognition error 12 12 E Noise Circuit noise mechanical noise 13 13 F Exterior error Exterior defect 14 First of all Check whether there is SVC Bulletin in GCSC System for ...

Страница 38: ... 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 Revised date 1 14 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 Cable IR B D Cable Er...

Страница 39: ...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 14 Error symptom Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 40: ...ain B D Check Tuner soldering Normal Picture Y N Y 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 N A6 Standard Repair Process Established date Revised date 3 14 Er...

Страница 41: ...ipments have problem or not By connecting RF Cable at other equipment Set Top Box Different maker TV etc A6 Standard Repair Process Established date Revised date 4 14 Error symptom Contact with signal distributor or broadcaster Cable or Air N Check Tuner soldering Replace Main B D Close Close Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal...

Страница 42: ...external 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 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 Error symptom Copyright ⓒ 2015 LG Electronics Inc All right r...

Страница 43: ...y 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 error RGB error HDMI DVI Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Replace Main B...

Страница 44: ... D Measure 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 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 Stand By Red Error symptom End Check ST BY 3 5V Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Interna...

Страница 45: ...ONTROL 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_RESREC Power off by Reservated Record POWEROFF_RECEND Power off by End of Recording POWEROFF_SWDOWN Power off by S W Download POWEROFF_UNKNOWN P...

Страница 46: ...er Board and 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 Standard Repair Process Error symptom Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 47: ...put 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 signal is not received Request repair to external cable ANT provider Y Check audio B Voltage A13 2V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N E...

Страница 48: ...e Baterry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A17 Normal Voltage N N Check A13 2v 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 Error symptom End End C...

Страница 49: ...ix 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 Established date Revised date 12 14 Standard Repair Process Error symptom Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 50: ...hen 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 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 ...

Страница 51: ...Replace remote controller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Established date Revised date 14 14 Standard Repair Process Error symptom Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 52: ...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 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 Con Board 2 A 2 5 18 ...

Страница 53: ...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 A...

Страница 54: ...aked eye A Video error_No video Normal audio ALL MODELS A1 Established date Revised date Error symptom Content Power On disjoint back case check lighting at any point Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 55: ...lished date Revised date Measure LED applying to LED Back Light from Power Board Output LED from Power Board supply to LED B L Check Pin contacting statement and connection statement LPB MODELS Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 56: ...method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 8 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 Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 57: ...A4 Established date Revised date Check the DC 13 2V Power Board Main Board 1 PWR_ON OFF 2 PDIM 2 3 GND 4 D13 2V 5 D13 2V 6 D13 2V 7 A13 2V 8 A13 2V 9 GND 10 GND 11 DRV_ON OFF 12 PDIM 1 Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 58: ...ss 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 Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 59: ...lag stop 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 Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 60: ...Horizontal bar residual image light spot As the part connecting to the external input check the screen condition by signal A7 Established date Revised date ALL MODELS Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 61: ...ss Detail 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 Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 62: ... of 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 A10 Established date Revised date Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 63: ...oken 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 ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 64: ... Power Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange T Con Board 2 Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 65: ...Appendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light No picture Sound Ok Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 66: ...e Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage Un repairable Cases In this case please exchange the module Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 67: ... 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 ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 68: ... B Power error _No power A11 Established date Revised date ST BY condition Red Front LED control Menu Option Power Indicator Standby light ON Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 69: ... 9 GND 10 GND 11 DRV_ON OFF 12 PDIM 1 Standard Repair Process Detail Technical Manual Check power input voltage and ST BY 3 5V B Power error _No power A12 Established date Revised date Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 70: ...te Revised date Check power on Pin 1 pin is high about 3 3V Power Board Main Board 1 PWR_ON OFF 2 PDIM 2 3 GND 4 D13 2V 5 D13 2V 6 D13 2V 7 A13 2V 8 A13 2V 9 GND 10 GND 11 DRV_ON OFF 12 PDIM 1 Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 71: ...ent item 3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing Low models A14 Established date Revised date Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 72: ...r 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 A15 Established date Revised date Low models Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 73: ...nput voltage remove and check the connector Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and output terminal the speaker 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 A16 Established date Revised date Low models Error symptom Conten...

Страница 74: ...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 Low models A17 Established date Revised date P600 1 GND 2 KEY1 3 KEY2 4 St 3 5V 5 GND 6 LED_R BUZZ 7 IR 8 GND 9 SENSOR_SCL 10 SENSOR_SDA Error symptom Content Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for ...

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