LG Electronics 42LA86**-Z* manuel d'utilisation
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Un bon manuel d’utilisation
Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation LG Electronics 42LA86**-Z*. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel LG Electronics 42LA86**-Z* ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.
Qu'est ce que le manuel d’utilisation?
Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation LG Electronics 42LA86**-Z* décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.
Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.
Donc, ce qui devrait contenir le manuel parfait?
Tout d'abord, le manuel d’utilisation LG Electronics 42LA86**-Z* devrait contenir:
- informations sur les caractéristiques techniques du dispositif LG Electronics 42LA86**-Z*
- nom du fabricant et année de fabrication LG Electronics 42LA86**-Z*
- instructions d'utilisation, de réglage et d’entretien de l'équipement LG Electronics 42LA86**-Z*
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes
Pourquoi nous ne lisons pas les manuels d’utilisation?
Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage LG Electronics 42LA86**-Z* ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles LG Electronics 42LA86**-Z* et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service LG Electronics en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées LG Electronics 42LA86**-Z*, comme c’est le cas pour la version papier.
Pourquoi lire le manuel d’utilisation?
Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif LG Electronics 42LA86**-Z*, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.
Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation LG Electronics 42LA86**-Z*. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.
Table des matières du manuel d’utilisation
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Page 1
Printed in Korea P/NO : MFL67733207 (1304-REV00) CHASSIS : LD34D MODEL: 42LA86** 42LA86**-Z* 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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Page 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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- 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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- 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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- 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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- 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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- 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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- 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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- 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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- 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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- 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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- 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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Page 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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- 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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- 15 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 3.6. Model name & Serial number Download 3.6.1. Model name & Serial number D/L ▪ Press "Power on" key of service remote control. (Baud rate : 1 15200 bps) ▪ Connect RS-232C Signal to USB Cable to USB. ▪ [...]
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- 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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- 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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- 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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- 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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- 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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- 21 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.1 1. HDMI ARC Function Inspection (1) T est equipment - Optic Receiver Speaker - MSHG-600 (SW: 1220 ↑) - HDMI Cable (for 1.4 version) (2) T est method 1) Insert the HDMI Cable to the HDMI ARC port from the master equipment [...]
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- 22 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 6. USB S/W Download(Service only) (1) Put the USB Stick to the USB socket. (2) Automatically detecting update file in USB Stick. - If your downloaded program version in USB Stick is Low , it didn't work. But your downloade[...]
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- 23 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes A22 A10 A T1 AG1 900 200 310 CAM1 400 420 410 540 530 120 570 560 300 510 121 820 L V1 * Set + Stand AG2 Dual Play L V2 EXPLODED VIEW Many electrical and mechanical parts in this chassis have special safety-related characterist[...]
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Page 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. EB_ADDR[13] EMMC_DATA[5] EB_ADDR[0] EB_ADDR[14] EB_ADDR[8][...]
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Page 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. 11/05/31 L222 BLM18PG121SN1D +1.1V_VDD L225 BLM15BD121SN1 [...]
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Page 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. TPO_DATA[0] TPO_DATA[2] TPO_DATA[3] FE_DEMOD1_TS_DATA[1] T[...]
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Page 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. M1_DDR_A5 M0_DDR_DQ10 M0_DDR_CASN M1_DDR_DM1 M1_DDR_WEN C5[...]
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Page 28
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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Page 29
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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Page 30
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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Page 31
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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Page 32
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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Page 33
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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Page 34
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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Page 35
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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Page 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. VA4808 5.5V OPT C4801 1000pF 50V EU VA4804 5.5V EU SC_G VA[...]
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Page 37
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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Page 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. EPHY_TXD1 R5215 3.3K EPHY_TDN +3.3V_WOL C5208 0.1u[...]
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Page 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. +24V_AMP I2C_SCL1 C5628 330pF 50V AUD_MASTER_CLK W[...]
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Page 40
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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Page 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. SIGN600002 C6004 0.1uF 50V EU DTV/MNT_R_OUT C6008 1uF 25V [...]
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Page 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. R6100 10K HP_OUT C6101 1uF 10V HP_OUT C6100 1uF 10V HP_OUT[...]
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Page 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. +5V_CI_ON +5V_NORMAL R6217 100 CI C6210 1uF 25V CI R6218 1[...]
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Page 44
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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Page 45
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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Page 46
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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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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Page 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. TXBCLKP/TX2P R7217 0 UD TXC3N TXB0N/TX5N TXC2P TXB3N/TX1N [...]
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Page 49
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_PULL_DOWN L/DIM0_VS [...]
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Page 50
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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Page 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. C7923 10uF 25V C7928 10uF 25V C7926 10uF 25V C7930 10uF 25[...]
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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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2013 LED/LCD TV Engineering guide < A pplicable Model : High -end Platform >[...]
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Page 55
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 signal cascading and feedback to T - Con • Embedded Co ntrol Data Merits • Better reliability on common noise • No data skew[...]
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Page 56
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- LVDS FHD (10bit) 60Hz 120Hz 240Hz No. of Signal 36 36 72 Connector 60pin (2ea) 60pin (2ea) 80pin (2ea) -Better reliabil ity on c[...]
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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 • Standardization • Fewer Lines : 12 • Embedded clock : low EMI, Clock skew free • Easy to PCB des ign Demerit • T oo many[...]
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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 clos e proximity , usually no more than a few centimetres. Present and anticipated applications include contactless transactions, [...]
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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 Wafer Chassis : LD 34D PCB P/N o : EA X65040 103 3 6 Level shifter WIFI/BT 1[...]
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Main PCB for Broadband Main + TC ON all in one T o PSU 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 860V - Zx Key +IR+L ogo Front Spk T o module 5 EPI Wafer Chassis : LD 34D PCB P/N o : EA X65040 103 6 Level shifter WIFI/BT 2 6 4 5 3 1 T o Camera 7 USB 3.0 7[...]
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Main PCB for Broadband Main + TC ON all in one T o PSU 1 M ain process or, DDR M emory eMM C Memory 2 3 4 Micom for Key/IR/Logo sensing USB 3.0 A udio A M P xxLA 960V - Zx Key +IR+L ogo Front Spk T o module 5 LVDS Wafer Chassis : LD34D PCB P/No : EA X65040103 WIFI/BT 2 4 5 3 1 4 T o Camera T o W oofer T o LED Driver[...]
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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(USB3.0) USB2(USB2.0) USB3(USB2.0) Motion-R M-Remote_Rx/Tx Audio AMP OPTIC SPK H/P Line out H/P A udio L/R SPDIF I2S DDR3 4Gb × 2 (1600[...]
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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 I2C_SCL1 3.3k Ω +3.3V_NOR +3.3V_NOR 3.3k Ω 3.3k Ω AP6 [SCL3] AR6 [SDA3] TU6503 TDSQ-G651D TUNER_T2/C/S2 I2C_SDA4 35 I2C_SCL4 22[...]
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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 8A H13-D (VDDC11) H13-D (A VDD11) H13-D (XTA L) 3.3V Normal 4A 1.23V_TU 2A HDMI SW SPDIF Video Driver A UDIO A MP Headphone A MP NVR[...]
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4. T uner/CI Block Diagram 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] AM36 [TP_DVB_CLK] [D0-7] 20- 27 [+1.23V_S2_DEMOD] 30 [S2_RESET] 31 AM18 [ADI N7_SRV] [+3.3V_S2_DEMOD] 32[...]
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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 COMP2_PB_IN_SOC COMP2_Y_IN_SOC COMP2_Y_IN_ SOC_SOY COMP2_PR_IN_SOC FULL SCART (18P) SC_CVBS_IN [CVBS_IN2] SC_CVBS_IN_SOC SC_R SC_G SC[...]
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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 t/Rout AUD_SCK/L RCK/LRCH filter AMP_MUTE HP_L/ROUT_MAIN SIDE_HP_MUTE [DACSCK] [DACLRCK] [DACLRCH] MAIN 4P wafer [AUAD_L _CH2_IN] [...]
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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 HDMI2 CEC_REMOTE HDMI_HPD_ 2 5V_HDMI_2 HDMI3 CEC_REMOTE HDMI_HPD_ 3 5V_HDM I_3 HDMI4 CEC_REMOTE HDMI_HPD_ 4 5V_HDMI_4 H13D (IC100 /[...]
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(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 28/27 24/23 32/31 24/23 20/19 50~39 1~12 EPI_LOCK6_SOUR CE EPI_LOCK3 15 14 36 CLK1/2/3/4/5/6 48~43 3~8 VGH_F/R 10/9 41/42 VGH_EVEN/ODD[...]
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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) Vcom reference & gain Reset PA NEL_VCC VCC18 VCC HVdd Vdd VCOM_P VCOM_N GA M 4/5/7/12/14/15 CTRLN SWP SWN CTRLP VCOM_LO OP PMIC[...]
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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 +5V_USB_2 /USB_OCD1 USB_CTL1 USB_CTL2 /USB_OCD2 USB_WIFI WIFI_DM WIFI_DP Motion Remote Receiver M_REMOTE_RX M_REMOTE_TX M_RFModule_RE[...]
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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 [PCBs] [Cables] 6 1 2 3 1 2 3 4 5 6 47LA 790V - ZA 4 5 4 RF Assy 5 WIFI A ssy[...]
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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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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 WiFi 6Pin + RF 8Pin Cable SPK Cable [PCBs] [Cables] 1 2 3 1 2 3 4 5 55LA 860V - ZA 4 5 4 RF Assy 5 WIFI A ssy 6 Camera A ssy 6 6 Camera Cable 6[...]
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8 7 Interconnection - 2 IR to Local Key 3Pin Cable IR cable [Cables] 7 8 [PCBs] 7 IR Assy 7 55LA 860V - ZA[...]
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Interconnection - 1 1 2 3 1 2 3 4 5 60LA 860V - ZA 4 5 6 6 1 Main PCB 2 Power Board 3 Local key A ssy 1 2 3 4 5 Main / PSU 18Pin Main / T -con L VDS Cable 41& 51Pin LED driv er 14 Pin cable WiFi 6Pin + RF 8Pin Cable SPK Cable [PCBs] [Cables] 4 RF Assy 5 WIFI A ssy 6 Camera A ssy 7 6 Camera Cable 7 Local Dimming cable[...]
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9 8 Interconnection - 2 IR to Local Key 3Pin Cable IR 8 Pin Cable [Cables] 8 8 [PCBs] 6 IR Assy 7 60LA 860V - ZA 7 LED Driv er 8 T -con 6 8[...]
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Interconnection - 1 1 2 3 1 2 3 4 5 6 47LA 960V - ZA 4 5 1 Main PCB 2 Power Board 3 Local key A ssy 1 2 3 4 5 Main / PSU 18Pin Main / T -con L VDS Cable 41& 51Pin LED driv er 14 Pin Cable WiFi 6Pin + RF 8Pin Cable SPK Cable [PCBs] [Cables] 4 RF Assy 5 WIFI A ssy 6 Camera A ssy 6 Camera Cable 7 Local Dimming cable 6 7[...]
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Interconnection - 2 8 9 6 47LA 960V - ZA 9 8 IR 5 Pin + Loca l Key 3 Pin Cable Woofer Cable [Cables] [PCBs] 6 IR Assy 7 LED Driv er 8 T -con 7 8[...]
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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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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 also in Receiver) • Pairing Information T ransmission Sequence • When it is paired, the remote sends packets( pairing succ ess,[...]
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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 0x8006 Y ↑ 0x40 0x8040 Y ↓ 0x41 0x8041 Y OK 0x75 0x8044 Y VOICE 0xDE 0x808B Y = VOICE_START 3D 0xDC 0x80DC Y Screen RMT / Q.MENU [...]
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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 LDO uP0108NEC5- 28 SC70 512Kb (Serial F/M) I2C ch1 I2C ch2 WM8950 (Wolfson) V oice MIC. (Knowles ) I2S 4-mode Only 2.8V LDO uP0108NEC[...]
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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 Invensense Sensing angular velocity of X, Y , Z-axis Sensing device tilt (Pitch & Roll angle) RF + Micom RF A ntenna SDBTPTR3015 Partr[...]
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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) – Press “BAC K" button for 5 sec. • When do pairing, the remote should make pairing request IR signal(0x75) to TV . • When T[...]
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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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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 Antenna 2.4G/5G A ntenna 2.4G/5G RX/TX RX/TX WOL Sw itch DM3030 Block diagram 48 30[...]
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WIFI Built in ass’y Specification[...]
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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 1 2 No video/No audio 2 3 Video error, video lag/stop, fail tu nning 3, 4 4 Color err or 5 5 Vertical/Horizontal bar, residual image, light spot, externa l device color error 6 6 B. Power err[...]
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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 ring method A2 3 Check White Balance value A3 4 Power Board voltage measuring me thod A4 6 A. Video error_ No video/Video lag/stop [...]
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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 Board or parts Check Pow er Board 24v output Normal voltage Y Replace Inverter or module N Repair Power Board or parts End Always [...]
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Page 92
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 video/ No audio ☞ A4 Established date Revised date LCD TV Error symptom 2012. 12 .06[...]
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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 Signal Test Check Signal status S/W Upgrade Check whether other equipments have problem or not. (By connecting RF Cable at other equipment) → DVD Player ,Set -To p-Box, D[...]
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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 satellite si gnal or not) C heck whe ther other equi pments ha ve problem or not. (By connecting RF Ca ble at other equipment) → Set[...]
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Color error? Y N ※ Check and replace Link Cable (LVDS) and contact condition Y N Replace M ain B/D Color error? Check error color input mode Check color by input -External Input -COMPO NENT -RGB -HDMI/DVI Y External device /Cable normal External Input/ Component error Check external device and cable Y External device /Cable normal RGB/ HDMI/DVI e[...]
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Screen normal? N Y Check ex ternal device connecti on conditio n Y N Check and replace Link Cable Normal? Y N Screen normal? Repla ce Main B/D (adjust VCOM ) Replace module Check color condition by input -External Input -Component -RGB -HDMI/DVI End V ertical/Horizontal bar , residual image, l ight spot Request repair for ex ternal device A . Video[...]
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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 Power LED Replace Power B/D Measure v oltage of eac h output of Power B/D N Y Normal voltage? Repla ce M ain B/D Y OK? Replace M ain B/D N Y Normal? Check S[...]
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Page 98
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 M ain B/D CPU Abnormal (If Power O ff mode is not display ed) Check Power B/D voltage Y N Replace M ain B/D Normal voltage? Replace[...]
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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 Replace M AIN Board End C. Au dio er ror No audio/ Normal video ☞ A 24 ☞ A 25 Disconnection Established date Revised date LCD TV E[...]
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→ 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 replace speaker and connecto r W recked audio/ Discontin uation/ Noise only for D- TV W recked audio/ Discontin uation/ Noise only[...]
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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, Explain the customer cause is interference from light in room. Check R/C Operating When turn off light in room Check & Re place [...]
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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/ DVI, Optical Recognitio n error Replace Mai n B/D Replace Mai n B/D Fix in accordanc e with technical informatio n D. Fu nction er[...]
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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 location of noise OR ※ W hen the nose is severe, replace the module (For models with fix information, upgrade the S/W or provide the description) ※ If there is a “T ak Tak” noise from the cabi net, refer to t[...]
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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 Established date Revised date LCD TV Error symptom Standard Repair Process ☞ A 28 2012. 12 .06[...]
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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 Picture? Y N Y Close Check W ired ethernet cabl e connection Che ck whether AP has a probelm or not. Setting Netw ork Netw or St[...]
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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 OTA SVC Bulletin? Normal Picture? Y N Y Close Check def ect CI slot pin Check it’s worked CI+ 1.2 or 1.3 Setting Antenna [...]
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Contents of LCD TV Standard Repair Process Detail T echnical Manual N o. Error sympt om Conte nt Page R ema rks 21 B. Power error_No power Check front display LED A17 22 Check power in put Voltage & ST -BY 3.5V A18 23 Checking method when power is ON A 19 24 POWER BOARD voltage measuring method A5 25 26 B. Power error_Off when on, off while vie[...]
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Standard Repair Process Detail T echnical Manual Check White Balance value A . Video error_No v ideo/Normal audio <ALL M ODELS> A4 Established date Revised date Error symptom Content LCD TV Entry me thod 1. Press the ADJ butto n on the remote controller for adjustm ent . 2. Enter into Wh ite Balance of item 10. 3. Af ter recording the R, G, B[...]
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Page 109
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 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 [...]
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Page 110
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 A . Video error_Video error , video lag/s top <ALL M ODELS> A6 Established date Revised date Error symptom Content LCD TV 201[...]
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Page 111
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 controller for adjustme nt V ersion <ALL M ODELS> A7 Established date Revised date Error symptom Content LCD TV 2012. 12 .06[...]
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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 condition by signa l A8 Established date Revised date Error symptom Content LCD TV <ALL M ODELS> 2012. 12 .06[...]
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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 Repair Process Detail T echnical Manual TUNER checking part A . Video error_Video error , video lag/s top <ALL M ODELS> A9 E[...]
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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 image 3. M ODULE error (ADD-BAR,SCAN BAR..) 4.Video error (Classification of MODULE or Main-B/D!) A 12 Established date Revised date Er[...]
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Page 115
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 Abnormal Power Section Solder def ect, Short/Crack Abnormal Power Section Solder defect, Short/Crack A ppendix : Exchange EPI Cable or Ma[...]
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Page 116
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 Main B/D (2)[...]
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Page 117
A ppendix : Exchange LPB(LED driv er) No Lig ht Dim Lig ht Dim Lig ht Dim Lig ht[...]
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Page 118
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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Page 119
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 Defect Horizontal line Gate T AB IC Defect Gate T AB IC Defect Horizontal Block Gate T AB IC Defect A ppendix : Exchange the Modul[...]
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Page 120
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 LOGO LED Front LOGO LED control in the status of ST -BY Condition: Menu Option LG Logo Ligh t Brightness(OF F ,LO W ,MIDDLE,HIGH) 2012. 12 .06 Y ou can set the LG Logo Light[...]
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Page 121
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 GND 22 L /DIMO_ VS 23 L/DIM0_M OSI 24 L/DIM0_SC LK Standard Repair Process Detail T echnical Manual Check power input v oltage and[...]
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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 24 Pin (Power Board ↔ Main Board) SMAW200 - H24S 1 Power on 2 Inverter On/o ff 3 3.5V 4 PWM Dim #1 5 3.5V 6 PWM Dim #2 7 GND 8 G[...]
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Page 123
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 error _Off when on, off whiling v iew ing <ALL M ODELS> A 22 Established date Revised date Error symptom Content LCD TV 2012. 12 [...]
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Page 124
Checking meth od 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 when there is no audio C. A ud i o error_No audio/Normal v ideo <ALL M ODELS> A 24 Established date Revised date Error symp[...]
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Page 125
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 21 GND 22 L/DIMO_V S 23 L /DIM0_M OSI 24 L /DIM0_SC LK Checking order when there is no audio ① Check the conta ct condition of o[...]
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Page 126
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 ester needle moves slowly , a nd defective when it does not mov e at all. Standard Repair Process Detail T echnical Manual Remote cont[...]
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Page 127
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 ■ Press the ‘ adj ’ key ■ select V -COM ■ As pushing the rig ht or the left button on the remote controller , And find t[...]