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Bom manual de uso
As regras impõem ao revendedor a obrigação de fornecer ao comprador o manual com o produto LG Electronics 47LA790V/W/9-ZA. A falta de manual ou informações incorretas fornecidas ao consumidor são a base de uma queixa por não conformidade do produto com o contrato. De acordo com a lei, pode anexar o manual em uma outra forma de que em papel, o que é frequentemente utilizado, anexando uma forma gráfica ou manual electrónicoLG Electronics 47LA790V/W/9-ZA vídeos instrutivos para os usuários. A condição é uma forma legível e compreensível.
O que é a instrução?
A palavra vem do latim "Instructio" ou instruir. Portanto, no manual LG Electronics 47LA790V/W/9-ZA você pode encontrar uma descrição das fases do processo. O objetivo do manual é instruir, facilitar o arranque, a utilização do equipamento ou a execução de determinadas tarefas. O manual é uma coleção de informações sobre o objeto / serviço, um guia.
Infelizmente, pequenos usuários tomam o tempo para ler o manual LG Electronics 47LA790V/W/9-ZA, e um bom manual não só permite conhecer uma série de funcionalidades adicionais do dispositivo, mas evita a formação da maioria das falhas.
Então, o que deve conter o manual perfeito?
Primeiro, o manual LG Electronics 47LA790V/W/9-ZA deve conte:
- dados técnicos do dispositivo LG Electronics 47LA790V/W/9-ZA
- nome do fabricante e ano de fabricação do dispositivo LG Electronics 47LA790V/W/9-ZA
- instruções de utilização, regulação e manutenção do dispositivo LG Electronics 47LA790V/W/9-ZA
- sinais de segurança e certificados que comprovam a conformidade com as normas pertinentes
Por que você não ler manuais?
Normalmente, isso é devido à falta de tempo e à certeza quanto à funcionalidade específica do dispositivo adquirido. Infelizmente, a mesma ligação e o arranque LG Electronics 47LA790V/W/9-ZA não são suficientes. O manual contém uma série de orientações sobre funcionalidades específicas, a segurança, os métodos de manutenção (mesmo sobre produtos que devem ser usados), possíveis defeitos LG Electronics 47LA790V/W/9-ZA e formas de resolver problemas comuns durante o uso. No final, no manual podemos encontrar as coordenadas do serviço LG Electronics na ausência da eficácia das soluções propostas. Atualmente, muito apreciados são manuais na forma de animações interessantes e vídeos de instrução que de uma forma melhor do que o o folheto falam ao usuário. Este tipo de manual é a chance que o usuário percorrer todo o vídeo instrutivo, sem ignorar especificações e descrições técnicas complicadas LG Electronics 47LA790V/W/9-ZA, como para a versão papel.
Por que ler manuais?
Primeiro de tudo, contem a resposta sobre a construção, as possibilidades do dispositivo LG Electronics 47LA790V/W/9-ZA, uso dos acessórios individuais e uma gama de informações para desfrutar plenamente todos os recursos e facilidades.
Após a compra bem sucedida de um equipamento / dispositivo, é bom ter um momento para se familiarizar com cada parte do manual LG Electronics 47LA790V/W/9-ZA. Atualmente, são cuidadosamente preparados e traduzidos para sejam não só compreensíveis para os usuários, mas para cumprir a sua função básica de informação
Índice do manual
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Página 1
Printed in Korea P/NO : MFL67733201 (1302-REV00) CHASSIS : LD34D MODEL: 47LA790V/W/9 47LA790V/W/9-ZA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. LED TV SER VICE MANUAL North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com Internal Use Only[...]
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Página 2
- 2 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes CONTENTS CONTENTS .............................................................................................. 2 SAFETY PRECAUTIONS ........................................................................ 3 SERVICING PRECAUTIO[...]
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Página 3
- 3 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 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 [...]
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Página 4
- 4 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes SER VICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service manual and its supplements and addenda, read and follow the SAFETY PRECAUTIONS on page 3 of this publication. NOTE : If unforeseen circumstances [...]
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Página 5
- 5 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes IC Remove/Replacement Some chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and then bent at against the cir- cuit foil. When holes are the slotted type, the following technique shoul[...]
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Página 6
- 6 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes SPECIFICA TION NOTE : Specifications and others are subject to change without notice for improvement . 1. Application range This specification is applied to the LED TV used LD34D chassis. 2. Requirement for T est Each part is te[...]
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Página 7
- 7 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Item Specication Remarks 2 Broadcasting system 1) P AL-BG/DK/I/I’ 2) SECAM L/L ’, DK, BG, I 3) DVB-T/T2, C, S/S2 3 Program coverage 1 ) Digital TV - VHF , UHF - C-Band, Ku-Band 2) Analogue TV -VHF : E2 to E12 -UHF : E[...]
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Página 8
- 8 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. External input format 5.1. 2D Mode (1) Component input(Y , CB/PB, CR/PR) (2) HDMI Input (PC/DTV) No. Resolution H-freq(kHz) V -freq(Hz) 1. 720×480 15.73 60.00 SDTV , DVD 480i 2. 720×480 15.63 59.94 SDTV , DVD 480i 3. 720×4[...]
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Página 9
- 9 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5.2 . 3D Mode (1) RF Input(3D supported mode manually) No. Resolution Proposed 3D input proposed mode 1 HD - DTV 1080I 720P 2D to 3D Side by Side(Half) T op & Bottom 2 SD - DTV 576P 576I 3 SD - A TV(CVBS/SCART) (3) HDMI 1.3 [...]
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Página 10
- 10 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes (4) HDMI 1.4b (3D supported mode automatically) No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) VIC 3D input proposed mode Proposed 1 640*480 31.469 / 31.5 59.94/ 60 25.125/25.2 1 T op-and-Bottom Side-by-side(half) Sec[...]
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Página 11
- 1 1 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) 3D input proposed mode Proposed 1 1024*768 48.36 60 65 2D to 3D, Side by Side(half) T op & Bottom HDTV 768P 2 1360*768 47.71 60 85.5 2D to 3D, Side by Side(half) T o[...]
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Página 12
- 12 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) 3D input proposed mode 1 Under 704x480 2D to 3D 2 Over 704x480 interlaced 2D to 3D, Side by Side(Half), T op & Bottom 3 Over 704x480 progressive 50 / 60 2D to 3D, Sid[...]
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Página 13
- 13 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes ADJUSTMENT INSTRUCTION 1. Application Range This specification sheet is applied to all of the LED TV with LD34D chassis. 2. Designation (1) Because this is not a hot chassis, it is not necessary to use an isolation transformer [...]
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Página 14
- 14 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 3.3. LAN Inspection 3.3.1. Equipment & Condition ▪ Each other connection to LAN Port of IP Hub and Jig 3.3.2. LAN inspection solution ▪ LAN Port connection with PCB ▪ Network setting at MENU Mode of TV ▪ Setting aut[...]
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Página 15
- 15 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes * Manual Download (Model Name and Serial Number) If the TV set is downloaded by OT A or service man, sometimes model name or serial number is initialized.(Not always) It is impossible to download by bar code scan, so It need Ma[...]
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Página 16
- 16 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4. Manual Adjustment * ADC adjustment is not needed because of OTP(Auto ADC adjustment) 4.1. ED I D ( T h e E x t e n de d D i s p l a y I d e nt i f i c a t i o n Data)/DDC(Display Data Channel) download 4.1.1. Overview It is [...]
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Página 17
- 17 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes # HDMI 3(C/S : E8 61) EDID Block 0, Bytes 0-127 [00H-7FH] EDID Block 1, Bytes 128-255 [80H-FFH] # HDMI 4(C/S : E8 51) EDID Block 0, Bytes 0-127 [00H-7FH] EDID Block 1, Bytes 128-255 [80H-FFH] 4.2. White Balance Adjustment 4.2.1[...]
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Página 18
- 18 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes ▪ Adj. Map 4.2.5. Adj. method (1) Auto adj. method 1) Set TV in adj. mode using POWER ON key . 2) Zero calibrate probe then place it on the center of the Display . 3) Connect Cable.(RS-232C to USB) 4) Select mode in adj. Prog[...]
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Página 19
- 19 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes ▪ Standard color coordinate and temperature using CA-210(CH 18) 4.2.7. EDGE LED White balance table (1) EDGE LED module change color coordinate because of aging time. (2) A pply un der th e color c oordi nate ta ble, f or com[...]
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Página 20
- 20 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.6. Wi-Fi T est Step 1) T urn on TV Step 2) Select Network Connection option in Network Menu. Step 3) Select Start Connection button in Network Connection. Step 4) If the system finds any AP like blow PIC, it is working well. [...]
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Página 21
- 21 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.1 1. T ool Option selection - Method: Press ADJ key on the Adj. R/C, then select T ool option. 4.12. Ship-out mode check(In-stop) ▪ After final inspection, press "IN-STOP" key of the Adjustment remote control and [...]
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Página 22
- 22 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes A22 A10 A T1 AG1 910 900 200 Assembly 310 400 410 540 530 120 560 570 580 501 300 500 301 510 121 L V1 * Set + Stand AG2 Dual Play (Option) L V2 EXPLODED VIEW Many electrical and mechanical parts in this chassis have special sa[...]
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Página 23
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. EB_ADDR[13] EMMC_DATA[5] EB_ADDR[0] EB_ADDR[14] EB_ADDR[8][...]
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Página 24
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. 11/05/31 L222 BLM18PG121SN1D +1.1V_VDD L225 BLM15BD121SN1 [...]
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Página 25
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. TPO_DATA[0] TPO_DATA[2] TPO_DATA[3] FE_DEMOD1_TS_DATA[1] T[...]
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Página 26
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. M1_DDR_A5 M0_DDR_DQ10 M0_DDR_CASN M1_DDR_DM1 M1_DDR_WEN C5[...]
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Página 27
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. CI_DATA[7] CI_DATA[1] CI_DATA[5] CI_DATA[3] CI_DATA[2] CI_[...]
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Página 28
THERMAL THERMAL THERMAL THERMAL THERMAL THERMAL THERMAL THERMAL 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 SCHEM[...]
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Página 29
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. WOL/WIFI_POWER_ON POWER_ON/OFF1 R3005 10K MICOM_LCD/OLED R[...]
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Página 30
THERMAL THERMAL 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. DDC_SDA_4 R3246 10K CK+_HDMI1 C3214 1uF D3[...]
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Página 31
Fiber Optic 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. +3.3V_NORMAL COMP1/AV1/DVI_R_IN COMP1/AV1/DVI_[...]
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Página 32
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. +3.3V_NORMAL +3.5V_ST C4007 0.1uF VA4001 5.6V AMOTECH CO.,[...]
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Página 33
THERMAL 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. R4208 22K CAMERA_NON_OLED R4207 3.3K CAMERA_NON_OL[...]
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Página 34
USB DOWN STREAM USB DOWN STREAM THERMAL 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. USB_CTL1 /USB_OCD1[...]
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Página 35
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. VA4808 5.5V OPT C4801 1000pF 50V EU VA4804 5.5V EU SC_G VA[...]
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Página 36
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. VA5102 5.5V JK5100 XRJH-01A-4-DA7-180-LG(B) LAN_XML 1 P1[C[...]
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Página 37
THERMAL 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. EPHY_TXD1 R5215 3.3K EPHY_TDN +3.3V_WOL C5208 0.1u[...]
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Página 38
THERMAL 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. +24V_AMP I2C_SCL1 C5628 330pF 50V AUD_MASTER_CLK W[...]
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Página 39
THERMAL 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. C5711 4700pF WOOFER C5732 0.1uF 50V WOOFER SPK_WOO[...]
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Página 40
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. SIGN600002 C6004 0.1uF 50V EU DTV/MNT_R_OUT C6008 1uF 25V [...]
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Página 41
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. R6100 10K HP_OUT C6101 1uF 10V HP_OUT C6100 1uF 10V HP_OUT[...]
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Página 42
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. +5V_CI_ON +5V_NORMAL R6217 100 CI C6210 1uF 25V CI R6218 1[...]
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Página 43
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. SIGN630028 P6300 10057542-1311FLF(B CAS Slot) JAPAN C1 VCC[...]
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Página 44
THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. FE_DEMOD1_TS_DATA[1] FE_DEMOD1_TS_DATA[0] FE_DEMOD[...]
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Página 45
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. FE_DEMOD1_TS_VAL FE_LNA_Ctrl1 FE_DEMOD1_TS_DATA[7] FE_DEMO[...]
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Página 46
THERMAL 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. A_GND C6905 10uF 25V LNB R6900 2.2K 1W LNB A_GND L[...]
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Página 47
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. TXBCLKP/TX2P R7217 0 UD TXC3N TXB0N/TX5N TXC2P TXB3N/TX1N [...]
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Página 48
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. I2C_SDA2 I2C_SCL2 R7401 10K L/DIM_OUT L/DIM0_VS +3.3V_NORM[...]
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Página 49
THERMAL THERMAL 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. H_VDD VGL R7705 47 1/16W GMA18 CLK5 TXA4P [...]
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Página 50
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. C7923 10uF 25V C7928 10uF 25V C7926 10uF 25V C7930 10uF 25[...]
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Página 51
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. EMMC_DATA[4] EMMC_DATA[1] EMMC_DATA[6] EMMC_DATA[5] EMMC_D[...]
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1 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 2013 LED/LCD TV Engineering guide < A pplicable Model : High -end Platform > XXLA 79*- Z*[...]
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Página 54
2 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only EPI In terface EPI(Embedd ed Point-Poin t Interface) Features • Point-Point topology (support 2 Pair o ption) • CDR (C lock Data Recovery ) • Bandwidth up to 1.85Gbps/pa ir at FHD 120Hz 10 bit application • Lock [...]
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Página 55
3 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only EPI In terface (mini-L VDS v s. EPI) Comparison HF mini-L VDS What to change EPI (Emb edded clock P- to -P Interface) -Difficult to upgrade band width limit -M ultiple number of wires needed for higher band width HF mini[...]
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Página 56
4 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only HF mini-L VDS EPI T opology Protocol Features @10bit, FHD120 • Multi Drop • Data rate: 660 Mbps • External clock • Point to Point • Data rate : 1.8 Gbps • Embedded clock, Control Merit • Simple structure ?[...]
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Página 57
5 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only NFC (Near field communi cation) Near field communic ation (NFC) is a set of standards for smartphones and similar devices to establish radio communication w ith each other by touching them together or bringing them into [...]
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Página 58
6 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only LINE OUT Headphone External Speaker 2CH stereo Line out is used w hen y ou w ant to send the TV audio signal to a n external dev ice. It w ork s like headphone. The signal out or line out remains at a constant level, reg[...]
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Página 59
7 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Main PCB for Broadband Main + TC ON all in one T o PSU 2 6 4 1 M ain process or, DDR M emory eMM C Memory 2 3 4 Micom for Key/IR/Logo sensing PMIC A udio A M P xxLA 790V - Zx Key +IR+L ogo Front Spk T o module 5 5 EPI Wa[...]
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Página 60
8 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 16 DDR3 16 1. H13 Block Diagram (External) DAC_DA T A HSR_P/M AA D_DATA CVBS BB_TP_DATA AUD Tuner PC_AUDI O PC_Au dio_L /R AV1_A udio L/R AV1 COMP1 AV1_CVBS Comp1 Y,P b,Pr HDMI Switch HDMI2 HDMI3 H13 LG1154A N USB1(USB3.[...]
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Página 61
9 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only IC3201 SII9587CNUC HDMI_SW IC7700 TPS65178RSLR EPI AR15 [SCL0/GPIO66] AP15 [SDA0/GPIO65] I2C_SDA1 IC5600 TAS5733 AMP MAIN 24 [SCL] 23 [SDA] IC5700 TAS5733 AMP WOOFER 33 Ω 33 Ω IC3000 R5F100GEAF B RENESAS MICOM 3.3k Ω [...]
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Página 62
10 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 1.0V Core 3A 1.8V_TU 5V Normal 5A 1.5V DDR 3A IR A ss ’ y MICOM Ethernet PHY Wi - Fi A ss’y Logo Light A ss’y H13-D (VDDC) DDR (VDDQ) DDR (VDD) 3.5V 12V 24V H13-A (VDDC10) H13-A (A VDD10) H13-A (XTA L) 1.2V Core 8[...]
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Página 63
11 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only LG1 154 TDSQ- G651D [RESET] 2 AG6[GPIO10] AH34 [SCL5] AH33 [SDA5] [SLC] 3 [SDA] 4 [+3.3V_TUNER] 5 [+.1.8V_TUNER] 7 [CVBS] 8 [ERROR] 16 [SYNC] 17 [VALID] 18 [MCLK] 19 AL37[TP_DVB_ERR] AL36 [TP_DVB_SOP] AL35 [TP_DVB_VAL] [...]
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Página 64
12 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only COMP1_PR_IN_SOC COMP1_Y_IN_SOC COMP1_PB_IN_SOC COMP1_Y_IN_SOC_SOY 5. V ideo & Audio IN H13 (LG1 154AN) [CVBS_IN3] AV1_CVBS_IN AV1 Phone JACK [AUAD_L /R_CH3_IN] COMP1_Y/Pb/Pr Component 1 Phone JACK AV1_CVBS_IN_SOC CO[...]
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Página 65
13 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 6. AUDIO OUT SPDIF_OUT TAS5733 AZ4580MTR OP A MP Mute CTRL [TR] LPF COMP1/AV1/DVI_L_IN [IEC958OUT] Tuner [AAD_A DC_SIF] SCART_MUTE SCART AUDIO L/R OUT I2C_SCL1/SDA1 MICOM MICOM [AUD_SCART_ OUTL/OUTR] SC_L/R_IN SCART_Lou[...]
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Página 66
14 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only HDMI Switch (IC3201 / SII9587CNUC) HDMI1 HDMI_HPD_ 1 ~ 4 5V_HD MI_1 ~ 4 HDMI Ou t put 8bits I2C_SCL/SDA 5 2bits CEC_REMOTE MHL OCP (IC3202 / TPS2554) MHL_D ET SPDIF_OUT_ARC HDMI_INT HDMI_S/W_RESET HDMI_HPD_ 1 5V_HDMI_1 [...]
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Página 67
15 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only (EPI CH1 ± ) (EPI CH3 ± ) TX0P/N TX2P/N (EPI CH2 ± ) TX1P/N EPI 50P_LEFT (LVDS_51PIN Side) (EPI CH4 ± ) (EPI CH6 ± ) TX3P/N TX5P/N (EPI CH5 ± ) TX4P/N 32/31 GMA_4/5/7/12/14/15 GMA_1/3/4/5/7/9/10/12/14/15/16/18 28/[...]
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Página 68
16 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only PMIC TPS65178 Boost Converter Buck 1 converter(VCC) Buck 2 converter(Vcore) Buck 3 converter(HVdd) Buck 4 converter(VCC18) Positive Charge P ump Cont roller Negative Charge Pump Controller 6-Ch Gamma Buffer(DAC output) [...]
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Página 69
17 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 10. USB / WIFI / M-REMOTE / UART LG1154D_H13D USB1(3.0) USB3_DP USB3_DM [USB3_DP0] [USB3_RX0M] [USB3_RX0P] [USB3_TX0M] [USB3_TX0P] [USB3_DM0] USB2 USB_DP2 USB_DM2 [HUB_PORT_OVER0] [HUB_VBUS_CTRL0] O CP O CP +5V_USB_1 +5[...]
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Página 70
18 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Interconnection - 1 1 Main PCB 2 Power Board 3 Local key A ssy 1 2 3 4 5 Main / LPB 24Pin + Local Dimming Cable Main / Module EPI Cable 50& 50Pin LED driv er / PSU IR 8Pin Cable WiFi 6Pin + RF 8Pin Cable SPK Cable [[...]
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Página 71
19 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 8 7 Interconnection - 2 IR to Local Key 3Pin Cable IR to Logo A ssy 4Pin Cable [Cables] 7 8 [PCBs] 6 IR Assy 6 47LA 790V - ZA[...]
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Página 72
20 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Introductions of 13Y RF ass’y + Magic Remote control 1. Syste m 2. Remote Buttons 3. MR13 Block Diagram 4. Function List 5. Pairing/Un-pairing Method[...]
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Página 73
21 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 1. System Remote RF Receiver TV UA RT or U SB RF Pairing Information T ransmission (Sen d to TV after Paired) • Static Calibration Data (Bypass only) • Remote FW v er . (Save also in Receiver) • BD_ADDR (Save [...]
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Página 74
22 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 2. Remote Button s (M4 vs. MR13P) BUTT ON RF Unpaired IR_CODE RF Paired RF_CODE IR continuous repeat ETC. Phsical Buttons POW ER 0x 08 NONE Y IR on ly BACK 0x28 0x8028 Y SMART 0x7C 0x807C Y ← 0x07 0x8007 Y → 0x06 0x[...]
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Página 75
23 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 3. MR13P Block Diagram MPU-6150 (Gyr o+ACC) (Invensense) BCM20733M A2 (BROADCOM ) Bluetooth 3.0 Key Button ( 4 x 4 ) AA x 2 Battery DC -DC Boost TI TPS61097 SOT23-5 Power Management Antenna Partr on X-tal 24 MHz 2.8V LD[...]
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Página 76
24 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 주요 Item IC Manufacturer Function Remocon V oice V oice Codec WM8950 Wolfson 16KHz Sampling of A ud io data MEMS Mic. SPU0414HR5H Know les Sensing V oice Motion Sensor Gy ro S ensor + A ccelerometer MPU- 6150 Invense[...]
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Página 77
25 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 5. RF Pairi ng / Un-pairing Method Method Description RF Pairing Method1 – If unpaired, just press "OK" button. – If paired, press "OK" button after unpairing. Method 2 (Repairing) – Pr[...]
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Página 78
26 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 1. Wi - Fi built in A ss’y feature 2. Wi - Fi built in A ss’y specification Introductions of 13Y WIFI buil t in ass’y[...]
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Página 79
27 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only WIFI Built in ass’y feature PIN USB i nterface 1 Vcc 2 DM 3 DP 4 GND 5 WOW 6 NC - Pin map BCM43236B Wafer 6pin 1.25mm 3.3V USB DP, DN GND USB DP, DN DCDC EUP3010 Cry stal 20MHz 3.3V 1.2V 3.3V 1.2V Sw itch DM3030 Anten[...]
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Página 80
28 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only WIFI Built in ass’y Specification[...]
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Página 81
29 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 표지 W idevine & HDCP 2. 0 & NETFLX 2012. 12. 08 Contents 1. Widev ine? 2. HDCP 2.0 & NETFLIX? 3. DTCP? 4. Changed BOM LCD TV LCD TV R&D Lab / HW1 team[...]
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Página 82
30 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 1. Widev ine? [Widev ine] Widev ine is the Solution(Library) offering A daptive Streaming and DRM. In BBTV , w hen special CP do service, this module is required key . Currently CP w hich is requested to w idevine, is t[...]
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Página 83
31 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only HDCP High-bandwidth Digital Content Protection Protect high- v alue digital motion pictures, television programs and audio against unauthorized intercepti on and copying between a digital set top box or digi[...]
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Página 84
32 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 3. DTCP? [DTCP] The Digital T ransmission Content Protection Specification defines a cryptog rphic protocol for protecting audio/ v ideo entertainment content from unauthorized copying, intercepting, and tampering as it[...]
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Página 85
33 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 4. Changed BOM Changed Item : Separate HD CP check box . - HDCP 2.0 Tx - HDCP 2.0 Rx - HDCP 1.4 Rx As -W as Current[...]
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Página 86
34 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Contents of LCD TV Standard Repair Process No. Error symptom (High category) Error symptom (Mid category) Page Remarks 1 A. Video err or No video/Normal audio 37 2 No video/No audio 38 3 Tuning fail, Picture broken/ Fre[...]
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Página 87
35 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Contents of LCD TV Standard Repair Process Detail T echnical Manual No. Error s ymp tom Conte nt Page Remar ks 1 A. Vi deo error_ No video/Normal audio Check LCD back li ght with n aked eye A1 2 LED driver B+ 24V measu [...]
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Página 88
36 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Contents of LCD TV Standard Repair Process Detail T echnical Manual N o. Error sympt om Conte nt Page Remark s 21 B. Power error_No power Check front display LED A17 22 Check power in put Voltage & ST -BY 3.5V A18 2[...]
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Página 89
37 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Normal audio Y N Move to No video/No audio No video Normal audio Check Back Light On w ith n aked eye On Y N Check Power Board 12v,3.5v etc. Normal voltage Y N Replace T-con Board or module And Adjust VCO M Repair Power[...]
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Página 90
38 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Normal voltage? Check v ariou s voltages of Pow er Board ( 3.5V,12V,20V or 24V…) No Video/ No audio Check and replace MAIN B/D Y Replace Pow er Board and repair parts N End Standard Repair Process A . Video error No v[...]
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Página 91
39 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only A . Picture Problem Picture broken/ Freezing Y N ☞ A6 N Check RF Signal level Normal Signal? Check RF Cable Connection 1. Reconnection 2. Install Booster Check S/W Version Use S ignal T est Check Signal status S/W Upg[...]
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Página 92
40 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only A . Picture Problem (DVB-S/S2) Tuning fail, Picture broken/ Freezing Y N ☞ A6 Check RF Signal level Normal Signal? Check S/W Version S/W Upgrade SVC Bulletin? Normal Picture? Y N Y Close Check RF signal cable (DVB sat[...]
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Página 93
41 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Color error? Y N Check and replace Link Cable (EPI) and contact conditio n Y N Replace M ain B/D Color error? Check error color input mode Check color by input -External Input -COMPO NENT -HDMI/DVI Y External device /Ca[...]
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Página 94
42 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Screen normal? N Y Check ex ternal device connecti on conditio n Y N Check and replace Link Cable Normal? Y N Screen normal? Repl ace M ain B/D (adjust VCOM ) Replace module Check color condition by input -External Inpu[...]
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Página 95
43 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only B. Po w er error No power Power LED On? Y N DC Power on by pressing Pow er Key On Remote control Y N Normal operation? Check Power On ‘”High” Check Pow er cord was inserted properly Check Logo LED Replace Power B/[...]
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Página 96
44 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only B. Power error Off when on, off while viewing, power auto on/off Error? N Y Check Power Off Mode Fix A/C cord & Outlet and check each 3 phase out Check A/C cord Check for all 3- phase power out Check outlet Replace [...]
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Página 97
45 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only No audio Screen normal Check user menu > Speaker off Off N Y Cancel OFF Check audio B+ 24V of Power Board Norma l voltage Y N Replace Pow er Board and repair parts Check Speaker disconn ection N Y Replace Speaker Rep[...]
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Página 98
46 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only → abnormal audio/discontinuation/noise is same after “Check input signal” compare d to No audio C. Au dio er ror Wrecked audio/ discontinuation/noise W recked audio/ Discontin uation/ Noise for all audio Check and[...]
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Página 99
47 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only D. Gen eral Fun ction Problem Remote control & Local sw itch checking Y N 1. Remote co ntrol(R/C) operatin g error Check R/C itself Operation Normal operating? Normal operating? Y Close Replace R/C If R/C operate, E[...]
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Página 100
48 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Check technical inform ation - Fix information - S/W Version N Y Technical information? Check input signal Signal input? Y N External Input and Component Recognitio n error Check and fix external device/cable RGB,HDM I/[...]
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Página 101
49 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Check locati on of noi se Identify noise ty pe Circuit noise Replace PS U(with LED driver) Replace LE D driver Mechanical noise Check locati on of noise OR ※ W hen the nose is severe, replace the module (For models wi[...]
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Página 102
50 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Replace module Zoom p art with exterior damage Module damage Cabinet damage Replace cabinet Replace remote controller Remote controller damage Stand dent Replace stand F . Exterior defect Exterior defect A djust VCOM Es[...]
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Página 103
51 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only G. Netw ork Error Exterior defect Established date Revised date LCD TV Error symptom Standard R epair Process 2012. 12 .06 Y N Check Network status Normal Signal? Check S/W Version S/W Upgrade SVC Bulletin? Normal Pictu[...]
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Página 104
52 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only G. CI+ Competibility Error Exterior defect Established date Revised date LCD TV Error symptom Standard Repair Process 2012. 12 .06 Y N Check CI CA M statu s Read Information? Check CA M S/W Version CA M S/W Up grade By [...]
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Página 105
53 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Established date Standard Repair Process Detail T echnical Manual Revised date A1 Error symptom Content Ch eck LCD back light with naked ey e A . Video error_No v ideo/Normal audio A fter turning on the pow er and disas[...]
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Página 106
54 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Entry me thod 1. Press the ADJ button on the remote controller for adjustme nt. 2. Enter into Wh ite Balance of item 6. 3. Af ter recording the R, G, B (GAIN, Cut) value of Color T emp (C ool/Medium /W arm), re - enter [...]
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Página 107
55 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual Power Board voltage measuring method A . Video error_No v ideo/ Au dio A5 Established date Revised date Error symptom Content LCD TV Check the DC 24V , 12V , 3.5V . 24 Pi[...]
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Página 108
56 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only MENU support signal test select channel W hen the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.) Standard Repair Process Detail T echnical Manual TUNER input signal strength checking method [...]
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Página 109
57 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual LCD-TV Version checking method A . Video error_Video error , video lag/s top 1. Checking method for remote controller for adjustment Press the IN-ST ART with the remote c[...]
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Página 110
58 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual LCD TV connection diagram (1) A . Video error _V ertic al/Horizontal bar , residual image, light spot A s the part c onnecting to the e xternal input, check the screen co[...]
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Página 111
59 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Checking method: 1. Check the signal strength or check w hether the screen is normal w hen the external dev ice is connected. 2. Aft er measuring each voltage from pow er supply, finally replace the MAIN BOARD. Standard[...]
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Página 112
60 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual A djustment T est pattern - ADJ Key A . Video error_Color error Y ou can view 6 ty pes o f patterns using the ADJ Ke y Checking item : 1. Defective pixel 2. Residual imag[...]
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Página 113
61 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Solder def ect, CNT Broken T -Con Defect, CNT Broken T -Con Defect, CNT Broken T -Con Defect, CNT Broken Solder def ect, CNT Broken Solder def ect, CNT Broken Solder def ect, CNT Broken Solder def ect, CNT Broken Abnorm[...]
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Página 114
62 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Abnormal Power Section Solder def ect, Short/Crack Abnormal Power Section Solder def ect, Short/Crack Fuse Open, Abnorm al power section Noise GRADA TION GRADA TION Abnormal Display A ppendix : Exchange EPI Cable or Mai[...]
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Página 115
63 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only A ppendix : Exchange LPB(LED driv er) No Lig ht Dim Lig ht Dim Lig ht Dim Lig ht[...]
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Página 116
64 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only A ppendix : Exchange the Modul e (1) Panel Mura, Light leakage Press damage Crosstalk Crosstalk Press damage Panel Mura, Light leakage Press damage Un -repairable Case s In this ca se please exchange the module.[...]
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Página 117
65 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only V ertical Block Source T AB IC Defect Horizontal Block Gate T AB IC Defect Gate T AB IC Defect Gate T AB IC Defect V ertical Line Source T AB IC Defect V ertical Block Source T AB IC Defect Horizontal Block Gate T AB IC[...]
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Página 118
66 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual Check front display LED B. Po w er error _No pow er A 17 Established date Revised date Error symptom Content LCD TV Front LOGO LED control in the status of ST -BY Conditi[...]
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Página 119
67 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 24 Pin (Power Board ↔ Main Board) SMAW200 - H24S 1 Power on 2 In verter On/o ff 3 3.5V 4 PWM Dim #1 5 3.5V 6 PWM Dim #2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 24V 17 GND 18 GND 19 GND 20 GND 21[...]
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Página 120
68 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual Checking method when power is ON B. Po w er error _No pow er A 19 Established date Revised date Error symptom Content LCD TV Check “power on” pin is high 2012. 12 .06[...]
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Página 121
69 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Entry method 1. Press the IN-ST AR T button of the remote controller for adjustment 2. Check the entry into adjustment item 3 Standard Repair Process Detail T echnical Manual POWER OFF MODE checking method B. Power erro[...]
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Página 122
70 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Checking method 1. Press the M ENU butto n on the remote controller 2. Select the SOUND f unction of the Menu 3. Change TV Sound Out to TV Speaker Standard Repair Process Detail T echnical Manual Checking method in menu[...]
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Página 123
71 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only 24 Pin (Powe r Boar d ↔ Main Bo ard) SMAW200 - H24S 1 Power on 2 I nverter On /off 3 3.5V 4 PWM Dim #1 5 3.5V 6 PWM Dim #2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 24V 17 GND 18 GND 19 GND 20 GND[...]
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Página 124
72 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Checking order 1, 2. Check IR cable condition betw een IR & Main board. 3. Check the st-by 3.5V on the terminal 4. 4. W hen checking the Pre-Amp when the pow er is in ON condition, it is normal when the Analog T est[...]
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Página 125
73 / 90 Copyrigh t © 2013 LG Elect ronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only Standard Repair Process Detail T echnical Manual Sequence of the Vcom adjustment D. VC OM A djustment 1. Case ■ LCD module change ■ T -Con board change 2. Equipment ■ Service Remo te controller 3. A djust sequence[...]