LG ElectronicsメーカーLD84Aの使用説明書/サービス説明書
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LCD TV SER VICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CHASSIS : LD84A MODEL : 32LG3000 32LG3000-ZA website:http://biz.
- 2 - LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes CONTENTS CONTENTS .............................................................................................. 2 PRODUCT SAFETY .
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 3 - SAFETY PRECAUTIONS Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by i n t h e Schematic Diagram and Replacement Parts List.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 4 - 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.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 5 - IC Remove/Replacement Some chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and then bent flat against the circuit foil.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 6 - SPECIFICA TION NOTE : Specifications and others are subject to change without notice for improvement .
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 7 - 5. Model general specification Item Specification Remark Market EU (PAL Ma.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 8 - 7. RGB PC INPUT Mode No Resolution H-freq(kHz) V-freq.(Hz) Pixel clock(MHz) Proposed 1 720*400 31.468 70.08 28.321 2 640*480 31.
- 9 - LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes No Resolution H-freq(kHz) V-freq.(Hz) Pixel clock(MHz) Proposed Remark 1 720*400 31.468 70.08 28.321 HDCP 2 640*480 31.469 59.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 10 - ADJUSTMENT INSTRUCTION 1.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 11 - * After downloading, have to adjust TOOL OPTION again. 1) Push "IN-START" key in service remote controller 2) Select "Tool Option 1" and Punch in the number.
4. T otal Assembly line process 4.1. Adjustment Preparation (1) W/B Equipment condition CA210: CH 9, Test signal: Inner pattern (85IRE) (2) Above 5 minutes H/run in the inner pattern. (“power on” key of adjust remote control) (3) 1 5 Pin D-Sub Jack is connected to the AUTO W/B EQUIPMENT.
(3) DIGITAL DATA(HDMI-2) 256Byte (4) DIGITAL DATA(HDMI-3) 256Byte 1) All Data : HEXA Value 2) Changeable Data : *: Serial No : Controlled / Data:01 **: Month : Controlled / Data:00 ***:Year : Controlled ****:Check sum 4.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 14 - TROUBLESHOOTING 1. No Power (1) Symptom 1) It is not discharged minutely from the module. 2) Light does not come into the front LED.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 15 - Yes No No Replace the Power board. Check the LCD Module. Reconnect Panel link cable. (P401 or P406 or P407) Replace the Main board.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 16 - Yes No No Yes Replace Main board.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 17 - Yes No Check the input source. If there is normal status, Replace main board. Same as Block A. Same as Block A. No Check the IC700.
- 18 - LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes Check the input source. Same as Block A. No Check the IC700. No Yes Is video input of the RGB jack normal? (Check JK703_Pin1, 2,3,13,14) No If there is normal status, Replace main board.
- 19 - LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes Yes No Set on speaker on menu. Download the EDID data. Check the Tuner in/Out. No Check th Speaker cable. No Replace IC100. No Replace IC1000.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 20 - BLOCK DIAGRAM LVDS SC2_L/R_I N Saturn3+ STMAV340 (IC700) NTP3000A (IC1000.
MEMO - 21 - LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes.
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 22 - 300 200 510 121 500 120 122 400 401 800 801 802 804 803 530 521 821 805 5.
Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only.
Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only.
Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only.
Feb., 2008 Printed in Korea P/NO : MFL41037107.
デバイスLG Electronics LD84Aの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
LG Electronics LD84Aをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはLG Electronics LD84Aの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。LG Electronics LD84Aの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。LG Electronics LD84Aで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
LG Electronics LD84Aを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はLG Electronics LD84Aの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、LG Electronics LD84Aに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちLG Electronics LD84Aデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。