Manuel d'utilisation / d'entretien du produit 32LN52**-ZA du fabricant LG Electronics
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Printed in Korea P/NO : MFL67729505 (1304-REV00) CHASSIS : LD36M MODEL : 32LN52** 32LN52**-ZA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. LED TV SER VICE MANUAL North/Latin America http://aic.lgservice.com Europe/Africa http://eic.
- 2 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes CONTENTS CONTENTS .............................................................................................. 2 SAFETY PRECAUTIONS .
- 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 .
- 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.
- 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.
- 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 LD36M chassis.
- 7 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Item Specication Remarks 1 Market EU(P AL Market-37Countries) DTV &.
- 8 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. External Input Support format 5.1. HDMI Input 1 (PC/DTV) No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) Proposed Remark PC(DVI) DDC 1 640*350 31.
- 9 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes Category Item Specication Remark Photo JPG, PNG, BMP , TIF , TIFF , GIF 4096X4096 Slide Show support.
- 10 - 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 LD36M chassis.
- 1 1 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes * After downloading, have to adjust T ool Option again. (1) Push "IN-ST AR T" key in service remote control. (2) Select "T ool Option 1" and push "OK" key .
- 12 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 3.4. Function Check - Check display and sound ■ Check Input and Signal items. 1) TV 2) A V (SCART / CVBS) 3) HDMI * Display and Sound check is executed by Remote control.
- 13 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes * Auto-control interface and directions (1) Adjust in the place where the influx of light like floodlight around is blocked. (illumination is less than 10 lux).
- 14 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. HI-POT T est 5.1. HI-POT auto-check preparation - Check the POWER cable and SIGNAL cable insertion condition 5.2. HI-POT auto-check (1) Pallet moves in the station.
- 15 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 7. MAC Address & CI+ key download 7.1 MAC Address 7.1.1 Equipment & Condition ▪ Play file : Serial.exe ▪ MAC Address edit ▪ Input Start / End MAC address 7.
- 16 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes ■ Screw specification and application situation <W arning> Check Screw T ype When Screw is assembled at 'A' Part.
- 17 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes DISASSEMBL Y WORKING GUIDE Disasse mble 2 screws that bind Stand Ass’ y a n.
- 18 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes NA N D f l as h 1Gbit Buf fe r IC19 02 CI_A DD R[ 0: 14 ] MAIN I C MS TAR MS .
- 19 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 24V _Adapter 24V LE D D river I C 40 4 D C D C ,I C 12 V Q 40 5 Au dio AMP 24 V I C 40 1 D C D C ,I C 5V U SB , CI, N orm al Q 40 9 12V P AN E L Scart AMP I C 40 0 D C D C ,I C 3.
- 20 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes I 2C _ S C K M2 I 2C _ S C A M2 NVRA M I C 10 4 22 Ω + 3.3V_NO RMAL I 2S _IN_ B C K I 2S _IN_ SD S7LRM MSD8 04 KK X A ud io A MP I C 34 00 I 2C _ S C K M1 I 2C _ S D A M1 1KΩ 33Ω + 3.
- 21 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes Set + Stand Stand Base + Stand Body A2 A9 A31 A10 900 200 400 540 521 910 120 590 591 L V1 EXPLODED VIEW Many electrical and mechanical parts in this chassis have special safety-related characteristics.
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 DOWN STREAM 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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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1 / 36 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 DC24V from Adapter Normal voltage Y N Replace T-con Board or module Repair Powe.
2 / 36 Normal voltage? Check DC24V from Adapter No Video/ No audio Check and replace MAIN B/D Y Replace Power Board and repair parts N End Standard Repair Process A . Video err or No video/ No audio ☞ A4 Established date Revised date 2/14 LCD TV Error symptom 2013.
3 / 36 A . Video err or Picture broken/ Freezing Y N ☞ A5 N Check RF Signal level Normal Signal? Check RF Ca ble Connection 1. Reconnection 2. Install Booster Check S/W Version S/W Upgrade Check whether other equipments have problem or not.
4 / 36 A . Video err or Tuning fail, Picture broken/ Freezing Y N ☞ A5 Check RF Signal level Normal Signal? Check S/W Version S/W Upgrade SVC Bulletin? Normal Picture? Y N Y Check R F signal cable (DV B satelli te signal or not) Che ck w hether other equipments have problem or not.
5 / 36 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 inpu t -External Input - HDMI/DVI Y .
6 / 36 Screen normal? N Y Check external device connection condition Y N Check and replace Link Cable Normal? Y Screen normal? Replace module Check color condition by input -External Input - HDMI End V e rtical/Horizontal bar , residua l image, light spot Request repair for external device A .
7 / 36 B. Po w er error No power Power LED On? Y N DC Power on by pressing Powe r Key On Remote control Y N Normal operation? Check Power On ‘”High” Check Power cord was inserted properly Check Power LED Replace Adapter Measure DC 24V from Adapter N Y Normal voltage? Replace Main B/D Y OK? Replace Main B/D N Y Normal? Check ST-BY 3.
8 / 36 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 eac h 3 phase out Check A /C cord Check for all 3- phase po.
9 / 36 No audio Screen normal Check user menu > Speaker off Off N Y Cancel O FF Check DC24V from Adapter Normal voltage Y N Replace Adapter Check Speaker disconnection N Y Replace Speaker Replace Main B/D End C.
10 / 36 - abnormal audio/discontinuation/noise is same after “Check input signal” compare d to No audio C. Au dio error Wrecked audio/ discontinuation/noise Wrecked audio/ Discontinuation/ Noise f.
11 / 36 D. Fu nction error Remote control & Local switch checking Y N - Remote control(R /C) operating 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.
12 / 36 Check technical information - Fix information - S/W Version N Y Technical information? Check input signal Signal input? Y N External Input Recognition error Check and fix external device/cable HDMI/DVI Recognition error Replace Main B/D Replace Main B/D Fix in accordance with technical information D.
13 / 36 Check location of noise Identify nose type Circuit noise Replace Main B/D Mechanical noise Check location of noise ※ When the nose is severe, replace the module (For models with fix informat.
14 / 36 Replace module Zoom part with exterior damage Modu le damage Cabinet damage Replace cabinet Replace remote controller Remote controller damage Stand dent Replace stand F . Exterior defect Exterior defect Established date Revised date 14/14 LCD TV Error symptom Standard Repair Process 2013.
15 / 36 Contents of LCD TV Standard Repair Process Detail T echnical Manual No. Error symptom Content Page Remarks 1 A. Vi deo error_ No video/Normal audio Check LCD back light with naked eye A1 2 LED driver B+ measu ring method A2 3 Check White Balance value A3 4 Power Board voltage measuring method A4 6 A.
16 / 36 Contents of LCD TV St andard Repair Process Detail T ec hnical Manual No. Error symptom Content Page Remarks 21 B. Power error_No power Check front display LED A11 22 Check power inpu t Voltage & ST-BY 3.5V A12 23 Checking method when power is ON A13 24 POWER BOARD voltage measuring method A4 26 B.
17 / 36 Standard Repair Process Detail T echnical Manual Check Back Light On with naked ey e A . Video error_No video /Normal aud io <ALL MODELS> A1 Established date Revised date Error symptom Content LCD TV Power On -> disjoint back case -> che ck lighting at 2 points.
18 / 36 Standard Repair Process Detail T echnical Manual Inverter B+ 24V measuring method A . Video error_No video /Normal aud io A2 Established date Revised date Error symptom Content LCD TV Measure DC 85_175V applying to M odu le f rom Power Board. Output 85~175V from Pow er Board -> supply to Module.
19 / 36 Entry me thod 1. Press the ADJ button on the remote controller for adjustm ent. 2. Enter into Wh ite Balance of item 9. 3. Afte r recording the R, G, B (GAIN, Cut) v alue of Color T emp (Cool/Medium/ Warm), re- enter the v alue after replacing the MAIN BOARD.
20 / 36 Standard Repair Process Detail T echnical Manual Power Board voltage measuring method A . Video error_No video / A ud io A4 Established date Revised date Error symptom Content LCD TV Check the DC 24V (L421) 2013. 01 .09 Copyright © 2013 LG Electronics.
21 / 36 MENU => Press red key Remote controlle r=>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 .
22 / 36 Standard Repair Process Detail T echnical Manual LCD-TV Version checking method A . Video error_Video error , v ideo lag/stop 1. Checking method for remote controller for adjustment Press the IN-ST ART with the remote controller for adjustm ent V ersion <ALL MODELS> A6 Established date Revised date Error symptom Content LCD TV 2013.
23 / 36 Standard Repair Process Detail T echnical Manual LCD TV connection diagram (1) A . Video error _V e rtical/Horizontal bar , residual image, light spot A s the pa rt connecting to the external input, check the screen condition by signal A7 Established date Revised date Error symptom Content LCD TV <ALL MODELS> 2013.
24 / 36 1. Check and replace LVD S Cable 2. Check LVDS connection condi tion Standard Repair Process Detail T echnical Manual Check and replace Link Cable(LVDS) and contact condition A. V ideo error_Color error <ALL MODELS> A 8/A9 Established date Revised date Error symptom Content LCD TV 2013.
25 / 36 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 Key Checking item : 1. Def ective pix el 2. Residual image 3. MODULE error (ADD -BAR,SCAN BAR.
26 / 36 Solder de fect, CNT Broken T -Con Defe ct, CNT Broken T -Con Defe ct, CNT Broken T -Con Defe ct, CNT Broken Solder de fect, CNT Broken Solder de fect, CNT Broken Solder de fect, CNT Broken Sol.
27 / 36 Abnormal Power Section Solder de fect, Short/Crack Abnormal Power Section Solder de fect, Short/Crack Fuse Open, Abnormal pow er section Noise GRADA TION GRADA TION Abnormal Display A ppendix : Exchang e T -Con Board (2) Copyright © 2013 LG Electronics.
28 / 36 A ppendix : Exchange PSU(LED driv er) No Lig ht Dim Lig ht Dim Lig ht Dim Lig ht No picture/Sound Ok Copyright © 2013 LG Electronics. Inc. All rights reserved.
29 / 36 A ppendix : Exchange the Module (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 pl ease exchange the module. Copyright © 2013 LG Electronics.
30 / 36 V ertical Block Source T AB IC Defect Horizontal Block Gate T A B IC Defect Gate T A B IC Defect Gate T AB IC Defect V ertical Line Source T AB IC Defe ct V ertical Block Source T AB IC Defect.
31 / 36 Standard Repair Process Detail T echnical Manual Check front display LED B. Po w er error _N o pow er A 11 Established date Revised date Error symptom Content LCD TV ST -BY condition: Red Front LED control : Menu Option Standby light ON 2013.
32 / 36 Standard Repair Process Detail T echnical Manual Check power input voltage and ST-BY 3.5V B. Power error _No power A 12 Established date Revised date Error symptom Content LCD TV 2013. 01 .09 Check the DC 24V (L421) Check the ST -BY 3.3V (L405) Copyright © 2013 LG Electronics.
33 / 36 Standard Repair Process Detail T echnical Manual Checking method when pow er is ON B. Po w er error _N o pow er A 13 Established date Revised date Error symptom Content LCD TV 2013. 01 .09 Check the DC 24V (L421) Check the LED_ON HIGH (IC6900, pin No.
34 / 36 Entry method 1. Press the IN-ST AR T button of the remo te controller for adjustment 2. Check the entry into adjustment item 3 Standard Repair Process Detail T echnical Manual POWER OFF MODE checking method B.
35 / 36 Standard Repair Process Detail T echnical Manual Voltage and speaker checking method wh en there is no audio C. A udio e rror_No audio/Normal v ideo <ALL MODELS> A 15 Established date Revised date Error symptom Content LCD TV 2013. 01 .09 Check the DC 24V (L3401) Copyright © 2013 LG Electronics.
36 / 36 Checking order 1. Check IR cable cond ition between IR & Main board. 2. Check the st-by 3.5V on the termina l 4. 3. W hen checking the Pre -Amp when the pow er is in ON condition, it is norm al w hen the Ana log T ester needle moves slowly , and defective when it does not move at all.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté LG Electronics 32LN52**-ZA c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du LG Electronics 32LN52**-ZA - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation LG Electronics 32LN52**-ZA, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le LG Electronics 32LN52**-ZA va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le LG Electronics 32LN52**-ZA, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du LG Electronics 32LN52**-ZA.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le LG Electronics 32LN52**-ZA. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei LG Electronics 32LN52**-ZA ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
