LG Electronics 55LM860V/W-ZB manuale d’uso
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Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso LG Electronics 55LM860V/W-ZB. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica LG Electronics 55LM860V/W-ZB o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso LG Electronics 55LM860V/W-ZB descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso LG Electronics 55LM860V/W-ZB dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo LG Electronics 55LM860V/W-ZB
- nome del fabbricante e anno di fabbricazione LG Electronics 55LM860V/W-ZB
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature LG Electronics 55LM860V/W-ZB
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio LG Electronics 55LM860V/W-ZB non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti LG Electronics 55LM860V/W-ZB e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio LG Electronics in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche LG Electronics 55LM860V/W-ZB, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo LG Electronics 55LM860V/W-ZB, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso LG Electronics 55LM860V/W-ZB. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
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Pagina 1
Printed in Korea P/NO : MFL67361003 (1207-REV01) CHASSIS : LD23E MODEL : 55LM860V/W 55LM860V/W -ZB CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. LED LCD 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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Pagina 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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Pagina 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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Pagina 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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Pagina 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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Pagina 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 LCD TV used LD23E chassis. 2. Requirement for T est Each part is te[...]
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Pagina 7
- 7 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Item Specication Remarks 3 Receiving system Analog : Upper Heterodyne Digital : COFDM, QAM ► DVB-T - Guard Interval(Bitrate_Mbit/s) 1/4, 1/8, 1/16, 1/32 - Modulation : Code Rate QPSK : 1/2, 2/3, 3/4, 5/6, 7/8 16-QAM : 1[...]
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Pagina 8
- 8 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. Component V ideo Input (Y , C b /P b , C r /P r ) 6. RGB input (PC) No. Resolution H-freq(kHz) V -freq(Hz) Pixel clock Porposed 1 720*480 15.73 60 13.5135 SDTV ,DVD 480I 2 720*480 15.73 59.94 13.5 SDTV ,DVD 480I 3 720*480 31.[...]
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Pagina 9
- 9 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 7. HDMI Input No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) VIC Proposed HDMI-PC DDC 1 720*400 31.468 70.08 28.321 Х 2 640*480 31.469 59.94 25.17 VESA O 3 800*600 37.879 60.31 40.00 VESA O 4 1024*768 48.363 60.00 65.[...]
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Pagina 10
- 10 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 8.2.2. HDMI 1.4b 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 1 Frame packing Line alternative Side-by-side(Full) T op-and-Bottom Side-by-[...]
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Pagina 11
- 1 1 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes ■ Remark: 3D Input mode No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) 3D input proposed mode Proposed 1 1920*1080 67.5 60 148.5 Side by Side, T op & Bottom HDTV 1080P No. Side by Side T op & Bottom Checker[...]
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Pagina 12
- 12 - 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 LCD TV with LD23E chassis. 2. Designation (1) Because this is not a hot chassis, it is not necessary to use an isolation transfor[...]
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Pagina 13
- 13 - 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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Pagina 14
- 14 - 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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Pagina 15
- 15 - 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 EDID(The Extended Display Identification Data)/DDC(Display Data Channel) download 4.1.1. Overview It is a VESA regulation. A PC or a M[...]
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Pagina 16
- 16 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes # HDMI 3(C/S : 9D 9A) EDID Block 0, Bytes 0-127 [00H-7FH] EDID Block 1, Bytes 128-255 [80H-FFH # HDMI 4(C/S : 9D 8A) EDID Block 0, Bytes 0-127 [00H-7FH] EDID Block 1, Bytes 128-255 [80H-FFH] # RGB(C/S : 97) 4.2. White Balance A[...]
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Pagina 17
- 17 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes Ex) wb 00 00 -> Begin white balance auto-adj. wb 00 10 -> Gain adj. ja 00 ff -> Adj. data jb 00 c0 ... ... wb 00 1f → Gain adj. completed *(wb 00 20(Start), wb 00 2f(end)) → Off-set adj. wb 00 ff → End white bala[...]
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Pagina 18
- 18 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.3. EYE-Q function check (1) T urn on TV . (2) Press EYE key of Adjustment remote control. (3) Cover the Eye Q II sensor on the front of the using your hand and wait for 6 seconds. (4 ) Confirm that R/G/B value is lower than 1[...]
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Pagina 19
- 19 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.7. 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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Pagina 20
- 20 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. T ool Option selection ▪ Method : Press "ADJ" key on the Adjustment remote control, then select T ool option. 6. Ship-out mode check(In-stop) ▪ After final inspection, press "IN-STOP" key of the Adjus[...]
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Pagina 21
- 21 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes A22 A2 A21 A5 A10 A G1 * Set + Stand * Stand Base + Body A G2 AG3 900 300 200 400 700 710 540 521 530 800 810 541 910 560 410 570 120 510 501 500 580 310 L V1 123 122 320 920 Dual Play Clip T ype (Option) EXPLODED VIEW Many ele[...]
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Pagina 22
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[9] BOOT_MODE0 EB_DATA[0] EB_DATA[1] EB_ADDR[3] EB_[...]
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Pagina 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. 11/05/31 MDS62110213 M300 ATSC MDS62110213 M301 ALBLOCK MD[...]
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Pagina 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. TPO_DATA[3] TPI_DATA[0] FE_TS_DATA[1] TPO_DATA[0] TPI_DATA[...]
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Pagina 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. SIGN50000 SIGN50005 M2_DDR_BA1 R738 240 M2_DDR_A3 M2_DDR_R[...]
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Pagina 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. CI_DATA[7] EB_DATA[0] CI_DATA[1] CI_DATA[5] CI_DATA[3] CI_[...]
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Pagina 27
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 SCHEMETIC. C2[...]
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Pagina 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. EEPROM_SCL +3.5V_ST GND POWER_ON/OFF2_4 EDID_WP R3023 4.7M[...]
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Pagina 29
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 SCHEMETIC. 5V_HDMI_3 D1+_HDMI1 HDMI_HPD_4 DDC[...]
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Pagina 30
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. JK3601 KJA-PH-0-0177 3 DETECT 4 L 5 GND 1 R +3[...]
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Pagina 31
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. R3700 10K HP_OUT HP_LOUT +3.3V_NORMAL JK3700 KJA-PH-0-0177[...]
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Pagina 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. AV1_R_IN C3802 0.1uF RS232 C3803 0.1uF RS232 COMP1_Pr +3.5[...]
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Pagina 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. IR R4118 10K 5% L4100 BLM18PG121SN1D C4102 0.1uF LED_B/GP4[...]
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Pagina 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. C4200 0.1uF OPT USB_HUB_IC_IN_DM C4208 0.1uF R4206[...]
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Pagina 35
USB DOWN STREAM USB DOWN STREAM USB DOWN STREAM 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 T[...]
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Pagina 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. SC_L_IN C4602 4700pF EU Q4601 MMBT3904(NXP) EU E B C C4604[...]
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Pagina 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. M_RFModule_ISP M_REMOTE_RX M_REMOTE_TX +3.3V_NORMAL L4800 [...]
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Pagina 38
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_RDN C5002 0.1uF 16V C5001 0.01uF 50V EPHY_TDP EPHY_TD[...]
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Pagina 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. EPHY_EN R5216 4.7K R5215 4.7K EPHY_TXD0 C5200 4.7u[...]
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Pagina 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. D5402 100V 1N4148W OPT R5402 100 0.1uF C5421 50V R[...]
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Pagina 41
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. 0.1uF C5516 50V WOOFER R5508 12 WOOFER C5513 1000p[...]
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Pagina 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. SIGN600005 SCART_Rout SCART_MUTE SCART_Lout DTV/MNT_R_OUT [...]
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Pagina 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. Q6201 AO3407A CI G D S +5V_CI_ON C6207 4.7uF 10V OPT R6218[...]
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Pagina 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. R6403 OPT 4.7K HP_ROUT +3.3V_NORMAL C6400 1uF 10V L6400 12[...]
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Pagina 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_TS_DATA[5] FE_TS_DATA[4] FE_TS_DATA[2] FE_TS_DA[...]
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Pagina 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 LNB_OUT DCDC_GND DCDC_GND A_GND A_GND R6901 [...]
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Pagina 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. FRC3_RESET TXA0N TXA2P TXB1P C7202 0.1uF 16V OPT TXA1N TXB[...]
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Pagina 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_SCL1 L/DIM0_SCLK R7601 10K +3.3V_NORMAL L/DIM0_MOSI R7[...]
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Pagina 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. EMMC_DATA[5] EMMC_DATA[0] EMMC_DATA[2] EMMC_DATA[1] EMMC_D[...]
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Pagina 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. +3.5V_ST L8900 BLM18PG121SN1D LOGO_LIGHT P8900 12507WR-03L[...]
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Pagina 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. R9309 100 C9308 0.1uF 16V OPT R9308 100 SPI_DO SOC_TXA3N T[...]
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Pagina 52
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. DDR_DATA[15] DDR_DATA[15] DDR_A[6] DDR_A[12] DDR_DATA[11] [...]
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Pagina 53
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. +1.0VDC +1.5V_LG1132 +1.5V_DDR L9500 BLM18[...]
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Pagina 54
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. SIGN100013 R10019 0 R10009 100 R10024 20K 1/16W 1% MOTOR_S[...]
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Pagina 55
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. R11019 0 IR_Bla JK11001 KJA-PH-0-0177 IR_Bla 3 DETECT 4 L [...]
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Pagina 56
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. R154 100 1% R162 33 RXBCLKP +3.3V_IO +3.3V_IO R166 10K R12[...]
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Pagina 57
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. DDR0_DATA[14] DDR0_A[0] DDR0_A[7] DDR1_A[0] DDR0_A[6] DDR0[...]
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Pagina 58
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 SCHEMETIC. +1.5V 10K R311 0.1uF 16V C[...]
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Pagina 59
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. C412 0.1uF 16V +3.3AVDD_TX TX1P R404 33 +3.3AVDD_VX1 LRV2N[...]
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Pagina 60
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 SCHEMETIC. R532 680 R551 10K C558 1uF 25V C51[...]
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Pagina 61
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_CONV GMA15 VCOMFB RRV2P GMA14 LLV2N RLV2P VCOMFB LLVCLKN[...]
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Pagina 62
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. TP100 TP107 SW103 JTP-1127WEM 1 2 4 3 SW107 JTP-1127WEM 1 [...]
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Pagina 63
[...]
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Pagina 64
LCD TV Repair Guide `12 years New Models < Applicable Model > XXLM960V-ZB XXLM860V-ZB V : T2/C/S2 T : T2/C S : T/C/S2 0 : T/C Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 65
Benefit: More Clear More Real Best picture quality + thin TV Local Dimming Local Dimming BLU structure Edge LED Edge Type w/ Local Dimming Upper Metal Cover LED Array LED Array is on the s ide of Module Local dimming depicts more deep black. Feature 2 types of LED - Edg[...]
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Pagina 66
Benefit: More Clear More Real Best picture quality + thin TV Slimmer depth better picture quality Local Dimming Local Dimming BLU structure ALEF LED` ALEF Type Local Dimming LED Arr ay is on the back of Module Local dimming depicts more deep black. Feature 2[...]
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Pagina 67
Main PCB for Broadband Main + TCON all in one To PSU To FRC BOARD 1 3 4 1 Main processor_Digital(LG1152D), DDR Memory Flash Memory 2 3 4 Micom for Key/IR sensing HDMI switch (4:1) Audio AMP (10W+10W) XXLM960V-ZB XXLM860V-ZB wifi Local Key +IR Motion assy Front Spk Woofer Spk Local Dim. 2 4 Main processor_analog( LG1152A) 5 3D Depth Control IC, DDR [...]
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Pagina 68
FRC Board for Broadband Main + TCON all in one 1 FRC Processor (LG1122) 2 XXLM960V-ZB T-Con IC(LG5812 ) 1 2 From Main Board To Pannel ( Left ) To Pannel ( Right ) Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 69
Block Diagram L9A L9D USB2. 0x3 DDR3 X 3 16 16 16 eMMC 8 HDMI1 HDMI2 HDMI3 HDMI4 HDMI (1 Ch) CVBS ( 8 Ch) Audio L/R (5 Ch) SIF(1 Ch) CVBS- Out SCART Line-Out SCART Component (2 Ch) PC-RGB (WUXGA) I2S CVBS( CHB) TS In(CH B) MICO M IR Keypad HDMI SW RMI I PHY SPIDF_ OUT Built-in WiFi CI Slot EB_DATA Ethernet TXA/B 51Pin LVDS Motion-R M-Remote_R/TX AU[...]
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Pagina 70
Jack Interface Main Chip SC_DET SC_CVBS_IN DTV/MNT_V_OUT MUX IC2502 ATV_OUT DTV/ATV_SELECT SC_FB/ID_IN 2bit SC_R/G/B 3bit SC_L/R_IN DSUB_R/G/B 3bit DSUB_DET RGB_DDC_SCL/SDA 2bit Tuner EEPROM IC802/ R1EX24002ASAS0 A MICOM EDID_WP HP_L/ROUT PC_L/R_IN SPDIF_OUT COMP_Y+/Pb+/Pr+ COMP_DET AV_CVBS _IN AV_L/R_IN AV_CVBS_DET SPDIF PC_Audio Earphone Block RG[...]
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Pagina 71
ATSC Half NIM DIF SIF Parallel TS System Demux Audio DSP Multi-STD Audio Dec oder BTSC AF E 10b@18.432MHz w/ PL L 1ch L/R Audio- ADC 24b@48KHz GBB AFE 1ch@30 MHz w/ PL L Global Baseband V/Q, DVB-T/C CVBS(6c h) Component(2ch) 3ch Video AFE 10b@165MHz w/ LLPLL PC-RGB HDMI-Rx 1.4 (1-port PHY) 3D, ARC, 4kx 2k HDMI(1ch) Capture Block (3CH) AAD (THAT) Au[...]
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Pagina 72
CPU xi_main 1 Ghz DDR3PLL xo_main 1.6Ghz DDR3PLL1 1.6Ghz 24Mhz DDR3PLL2 0 1 0 1 0 1 CT R 1/2 1/5 1.6Gh z 1.6Ghz Memory Controller Memory Controller Memory Controller 800Mhz 800Mhz Video/Audio Block CPU per ipherial dcoin_clk DCO DCO 200Mhz 200Mhz Glitch-free logic between de_dco_out and sdec_dco_out de_dco_ou t sdec_dco_o ut 0 1 CT R DISPLL u_DPLL [...]
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Pagina 73
Appendix. Block Diagram for Edge/ALEF Backlight [ XXLM960V ALEF LED Backlight] SPI/Vsync FHD@240Hz Quad-Link HF mini-LVDS 8 SoC TCON (240Hz) FRC-III 3D Chip Main FRC LED BLU contr ol LED BLU contr ol FHD@60Hz Dual-Lin k LVDS For Video FHD@60Hz Dual-Link LVDS For OSD V by One IC401 LG5812B IC100 LG1122A DDR0_DA TA[0~15] IC200 DDR0 TXP 0~7 DDR0_A[0~1[...]
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Pagina 74
Interconnection - 1 1 Main PCB 2 LED driver 3 WIFI ASSY 4 RF MOTION ASSY 5 IR Key PCB 6 FRC ASSY [PCBs] XXLM960V-ZB PSU 7 1 2 5 6 7 3 4 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 75
Interconnection – sub PCB( XXLM960V Series ) RF MOTION ASSY To Main SPK unit 3 WIFI ASSY 4 RF MOTION ASSY 5 Local Key PCB 1 IR Key PCB Speaker cover Assy IR PCB WIFI ASSY Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 76
Contents of LCD TV Standard Repair Process No. Error symptom (High category) Error symptom (Mid cate gory) Page Remarks 1 A. Video error No video/Normal audio 1 2 No video/No audio 2 3 Picture broken/ Freezing 3 4 Color error 4 5 Vertical/Horizontal bar, residual image, light spot, external device color error 5 6 B. Power error No power 6 7 Off whe[...]
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Pagina 77
Normal audio Y N Move to No video/No audio No video Normal audio Check Back Light On with naked ey e On Y N Check Power Board 24V, 12V,3.5V etc. Normal voltage Y N Replace T-con Board or module And Adjust VCOM Repair Power Board or parts Check Power Board 24V output Normal voltage Y Replace Inverter or module N Repair Power Board or parts End Alway[...]
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Pagina 78
Normal voltage? Check various voltages of Power Board ( 3.5V,12V,20V or 24V…) No Video/ No audio Check and replace MAIN B/D Y Replace Power Board and repair parts N End Standard Repair Process A. Video error No video/ No audio ☞ A4 Establis hed date Revised date 2/15 LCD TV Error symptom 2 2012.01.16 Copyright © 2012 LG Electronics. Inc. All r[...]
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Pagina 79
A. Video error Picture bro k en/ Freezing Y N ☞ A6 N Check R F Signal le vel Normal Signal? Check RF Cable Connection 1. Reconnec tion 2. Install Bo oste r Check S/W Version S/W Upgrade Check w hether other e quipments have probl e m or not. (By connecting RF Cabl e at other equipment) → DVD Play er ,S et-Top-Box, Different maker TV etc` SVC Bu[...]
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Pagina 80
Color error? Y N ※ Check and replace Link Cable (LVDS) and contact condition Y N Replace Main B/D Color error? Check error color input mode Check color by input -External Input -COMPONENT - 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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Pagina 81
Screen normal? N Y Check external device connection condition Y N Check and replace Link Cable Normal? Y N Screen normal? Replace Main B/D (adjust VCOM) Replace module Check color condi tion by input -External Input -Component - RGB - HDMI/DVI End Vertical/Horizontal bar, r esidual image, light spot Request repair for external device A. Video error[...]
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Pagina 82
B. Power error No power Power LED On? Y N DC Power on by pressing Power Key On Remote control Y N Normal operation? Check Power On ‘”High” Check Power cord was inserted properly Check Power LED Replace Power B/D Measure voltage of each o u tpu t of Power B/D N Y Normal voltage? Replace Main B/D N Y OK? Replace Main B/D N Y Normal? Check ST-BY[...]
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Pagina 83
B. Power error Off when on, off w hile vi ewing, 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 Main B/D CPU Abnormal (If Power Off mode is not display ed) Check Power B/D vol t ag e Y N Replace Main B/D Normal voltage? Repla[...]
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Pagina 84
No audio Screen normal Check user menu > Speaker off Off N Y Cancel OFF Check audio B+ 24V of Power Board Normal vol t ag e Y N Replace Power Board and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C. Audio error No audio/ Normal v id eo ☞ A24 ☞ A25 Disconnection Establis hed date Revis e d date 8/15 LCD[...]
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Pagina 85
→ abnormal audio/di sconti nuation/n oise is same af ter “Check input signal” compared to No audio C. Audio error Wrecked audi o/ disco ntinu ation /noise Wrecked audio/ Discontinuation/ Noise for all audio Check and replace speaker and connector Wrecked audio/ Discontinuation/ Noise only for D-TV Wrecked audio/ Discontinuation/ Noise only fo[...]
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Pagina 86
D. Function error Remote co ntrol & Local sw itch checking Y N 1. Remote control(R/C) op erating error Check R/C itself Operation Norm al operating? Normal operating? Y Close Replace R/ C If R/C operate, Explain th e customer cause is inter ference from light in room. Check R/C Operat ing When turn off light in room Check & Replace Baterry [...]
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Pagina 87
D. Function error M4 operating checking Y N 2. M4(Magic Remoco n) operating error Check M4 itself Operation Norm al operating? Normal operating? Y Close Check & Replace Batterry of M4 Is show ok message? Press the wheel Is show ok message? Close N N N Y Standard Repair Process Establis hed date Revis e d date 11/15 LCD TV Error symptom 11 2012.[...]
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Pagina 88
D. Function error Wifi op erating c hecking 3.Wifi operating error Check the INSTART menu Wi-Fi Mac value is “NG”? Y Check & Repair Wifi cabl e connection N Check the Wif i wafer (P4301)_1pin Standard Repair Process Establis hed date Revis e d date 12/15 LCD TV Error symptom 12 2012.01.16 Change the Wifi assy Normal Voltage? Close Y Y N Rep[...]
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Pagina 89
Check technical informatio n - Fix information - S/W Version N Y Technical information? Check input signal Signal input? Y N External Input and Component Recognition error Check and fix externa l devic e/cable RGB,HDMI/ DVI, Optical Recognition error Replace Main B/D Replace Main B/D Fix in accordance with technical information D. Function error Ex[...]
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Pagina 90
Check location of noise Identify nose type Circuit noise Replace PSU(with LED dri ver) Replac e L E D driv er Mechanic al noise Check location of noise OR ※ When the nose is severe, rep lace the module (For mode ls with fix infor mation, upgrade the S/W or provide th e d es cript ion) OR ※ If there is a “Tak Tak ” noise from the cabinet, re[...]
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Pagina 91
Replace module Zoom par t with exter ior damage Module damage Cabinet damage Replace cabinet Replace remot e controller Remote controller damage Stand dent Replace stand F. Exterior defect Exterior defect Establis hed date Revis e d date 15/15 LCD TV Error symptom Standard Repair Process 15 2012.01.16 Copyright © 2012 LG Electronics. Inc. All righ[...]
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Pagina 92
Contents of LCD TV Standard Repair Process Detail Technical Manual No. Error symptom Content Page Remark s 1 A. Video error_ No video/Normal audio Check LCD back light with naked eye A1 2 LED driver B+ 24V me asuring method A2 3 Check White Balance value A3 4 A. Video error_ No video/Audio Power Board voltage measuring method A4 5 A. Video error_ v[...]
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Pagina 93
Contents of LCD TV Standard Repair Process Detail Technical Manual No. Error symptom Content Page Remark s 16 B. Power error_ No power Check front di splay LED A17 17 Check power input Voltage & ST-BY 3.5V A18 18 Checking method when power is ON A19 19 B. Power error_Off when on, off while viewing POWER OFF MODE checking method A22 20 C. Audio [...]
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Pagina 94
Established date Standard Repair Process Detail Technical Manual Revis ed date A1 Error symptom Content Check LCD back lig ht with n aked eye A. Video error_No video/Normal audio After turning on the power and disassembli ng the case, check with the naked eye, whether you can see light from 2 locati ons. <XXLM9600> LCD TV A1 2011. 12 .14 Copy[...]
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Pagina 95
Standard Repair Process Detail Technical Manual LED driver B+ 24V mea suring method A. Video error_No vi deo/Nor mal a udio A2 Established date Revis ed date Error symptom Content LCD TV A2 Check the DC 24V and Invert er on ALEF LED 2011. 12 .14 14 Pin (Power Board ↔ Driver) PSU 1 ~ 5 24V 6 ~ 10 GND 11 Detect 12 Inverter On /Off 13 Int. PWM 14 Ex[...]
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Pagina 96
Entry met hod 1. Press the ADJ button on the re mote controller fo r adjustment. 2. Enter into White Balance of item 6. 3. After recordin g the R, G, B (GAIN, Cut) value of Color Temp (Cool/Medium/Warm), re-enter the va lue after repl acing the MAIN BOARD. Standard Repair Process Detail Technical Manual Check Wh ite Balance value A. Video error_No [...]
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Pagina 97
Standard Repair Process Detail Technical Manual Power Board volt age measur ing metho d A. Video error_No video/ Audio A4 Established date Revis ed date Error symptom Content LCD TV A4 Check the DC 24V, 12V, 3.5V. ALEF LED 2011. 12 .14 24 Pin (Power Boar d ↔ Main B oard ) - 공통 SMAW200-H24S (YEONH O) 1 Power on 2 20V (24V) 3 20V (24V) 4 20V (2[...]
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Pagina 98
Settings Æ Set up Æ Manual Tunin g Æ select channel When the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.) Standard Repair Process Detail Technical Manual TUNER input s ignal strengt h checking me thod A. Video error_Video error, video lag/stop <ALL MODELS> A6 Established date Revis ed date Error symptom Content LCD TV A6[...]
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Pagina 99
Standard Repair Process Detail Technical Manual LCD-TV Version ch ecking method A. Video error_Video error, video lag/stop 1. Checking method for remote controller for adjustment Press the IN-START with the remote controll er for adjustment Version <ALL MODELS> A7 Established date Revis ed date Error symptom Content LCD TV A7 2011. 12 .14 Cop[...]
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Pagina 100
Checking method: 1. Check the signal st rength or check whether the scr een is normal when the external device is connected. 2. After mea suring each voltage from power supply, finally replace the MAI N BOARD. Standard Repair Process Detail Technical Manual TUNER chec king part A. Video error_Video error, video lag/stop <ALL MODELS> A8 Establ[...]
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Pagina 101
Standard Repair Process Detail Technical Manual LCD TV connection di agram (1) A. Video error _Vertical/Horizontal bar, residual image, light spot As the part connecting to the external in p ut, check the screen condition b y signal A9 Established date Revis ed date Error symptom Content LCD TV A9 <ALL MODELS> 2011. 12 .14 Copyright © 2012 L[...]
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Pagina 102
Standard Repair Process Detail Technical Manual Check Link Cable (LVDS) reconnection condition A. Video error_Color error Check the contact condition of the Link Cable, especiall y dust or mis insertion. A10 Established date Revis ed date Error symptom Content LCD TV A10 <ALL MODELS> 2011. 12 .14 Copyright © 2012 LG Electronics. Inc. All rig[...]
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Pagina 103
Standard Repair Process Detail Technical Manual Adjustment Test p atte rn - ADJ Key A. Video error_Color error You can view 6 types of patterns using the ADJ Key Checking item : 1. Defective pixel 2. Resid ual image 3. MODULE error (ADD-BAR,SCAN BAR..) 4.Video error (Classificati on of MODULE or Main-B/D!) A12 Established date Revis ed date Error s[...]
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Pagina 104
Solder defe ct, CNT Broken T-Con Defect, CNT Broken T-Con Defect, CNT Broken T-Con Defect, CNT Broken Solder defe ct, CNT Broken Solder defect, CNT Broke n Solder defe ct, CNT Broken Solder defect, CNT Broke n Abnormal Power Section Solder defe ct, Short/Crack Abnormal Power Section Solder defe ct, Short/Crack Appendix : Exchange T-Con Board (1) A [...]
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Pagina 105
Abnormal Power Section Solder defe ct, Short/Crack Abnormal Power Section Solder defe ct, Short/Crack Fuse Open, Abnormal power section Noise GRADATION GRADAT ION Abnormal Display Appendix : Exchange T-Con Board (2) A - 2/5 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 106
Appendix : Exchange LED driver Board (PSU) No Light Dim Light Dim Light Dim Light No picture/Sound Ok A - 3/5 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 107
Appendix : Exchange the Module (1) Panel Mura, Li ght leakage Press damage Crosstalk Crosstalk Press damage Panel Mura, Li ght leakage Press damage A - 4/5 Un-repairable Cases In this case please exchange the module. Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]
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Pagina 108
Vertical Block Source TAB IC Defect Horizontal Block Gate TAB IC Defect Gate TAB IC Defect Gate TAB IC Defect Vertical Line Source TAB IC Defect Vertical Block Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix : Exchange the Module (2) A - 5/5 [...]
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Pagina 109
Standard Repair Process Detail Technical Manual Check front displ ay LED B. Power error _No power A17 Established date Revis ed date Error symptom Content LCD TV A17 ST-BY condition: Red or Turn Off Power ON condition: T urn Off Front LED control : Menu Æ Option Æ Standby Light Æ ON/ Off 2011. 12 .14 <XXLM9600> Copyright © 2012 LG Electro[...]
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Pagina 110
Standard Repair Process Detail Technical Manual Check power input voltage and ST-BY 3.5V B. Power error _No power A18 Established date Revis ed date Error symptom Content LCD TV A18 Check the DC 24V, 12V, 3.5V. ALEF LED 2011. 12 .14 24 Pin (Power Boar d ↔ Main B oard ) - 공통 SMAW200-H24S (YEONH O) 1 Power on 2 20V (24V) 3 20V (24V) 4 20V (24V)[...]
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Pagina 111
Standard Repair Process Detail Technical Manual Checking method when po wer is ON B. Power error _No power A19 Established date Revis ed date Error symptom Content LCD TV A19 Check “power on” p in is h igh 2011. 12 .14 ALEF LED 24 Pin (Power Boar d ↔ Main B oard ) - 공통 SMAW200-H24S (YEONH O) 1 Power on 2 20V (24V) 3 20V (24V) 4 20V (24V) [...]
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Pagina 112
Entry method 1. Press the IN-START button of the remote controller for adjustment 2. Check the entry into adjustment item 3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking m ethod B. Power error _Off when on, off whi ling viewing <ALL MODELS> A22 Established date Revis ed date Error symptom Content LCD TV A22 2011. 12 [...]
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Pagina 113
Checking metho d 1. Press the Setting button on the remote controller 2. Select the Sound function of the Menu 3. Select the Sound Setting 4. Select TV Speaker from Off to On Standard Repair Process Detail Technical Manual Checking method in menu w hen there is no audio C. Audio error_No audio/Normal video <ALL MODELS> A24 Established date Re[...]
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Pagina 114
Checking order when t here is n o audi o ① Check the contact condition of or 24V connector of Main Board ② Measure the 24V input voltage supplied from Pow er Board (If there is no input voltage, remove an d check the connector) ③ Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and outp[...]
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Pagina 115
Checking order 1, 2. Check IR cable condit ion between IR & Main boar d. 3. Check the st-by 3.3V on the terminal 6. 4. When checking the Pre-Amp wh en the power is in ON condit ion, it is normal when the Analog Tester needle moves slowly, and defec tive when it does not mov e at all. Standard Repair Process Detail Technical Manual Remote contr [...]
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Pagina 116
Checking order 1, 2. Check Motion cable condit ion betw een Motion assy & Main board. 3. Check the 3.3V on the terminal 1. Standard Repair Process Detail Technical Manual Motion R emote o peration checking met hod Established date Revis ed date Error symptom Content LCD TV A28 P4800 1 3.3V 2 GND 3 RX 4 TX 5 RESE T 6 DC 7 DD 8 GND ① ② ③ 20[...]
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Pagina 117
Checking order 1, 2. Check Wifi cable conditio n between Wifi assy & Main board. 3. Check the 5V on the terminal 1. Standard Repair Process Detail Technical Manual Wifi operation ch e cking method A29 Established date Revis ed date Error symptom Content LCD TV A29 P4301 1 VDD 2 DM 3 DP 4 GND ② ③ 2011. 12 .14 ① <XXLM9600> D. Function[...]