AOC L42W665 - Instructions d'exploitation

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42 LCD TV AOC L42W665
1
Service
Service
Service
Horizontal Frequency
31~60kHz
TABLE OF CONTENTS
Description Page Description Page
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE
CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
6.3.IR Board………………………………………….......33
6.4.Connector Board……………………..……….......34
6.5.Key Board……………………………….……….......34
7. White-Balance, Luminance Adjustment...................35
8 Block Diagram.……...........................................37
9. Schematic……………...…….……..………………..38
9.1 Main Board…….………..….…………….….......38
9.2. Power Board…………….……….………….......54
9.3. IR Board…………….……….………….…….......55
9.4. Key Board…………….……….………….......56
9.5. Side Board…………….……….……….…….......57
9.6. Audio Board…………………………………………58
10. Exploded View..…......................................59
11. BOM List……………….…………………………….60
12.Different Part List……….................................. 88
Table Of Contents.......……..............................…........1
Important Safety Notice.......................................……......2
Revision List.…........................................……......3
1. General Specification..............................………........4
2. Operating Instructions…………………….……….......5
2.1. The Use Of Remote Control…….………….…….......5
2.2. To Use The Menus...…………………….……….......6
2.3. How To Connect…….…………………….……….....13
2.4. Front Panel Control Knobs……………….……….....15
3. Input/Output Specification…………....................…....16
4. Mechanical Instructions…………………….................18
5. Repair Flow Chart ……………………….…….…….....23
6. PCB Layout ………………..………………....….......28
6.1.Main Board…………..………………….……….......28
6.2.Power Board……………..………….……….......30
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Résumé du contenu

Page 1 - Service

42″ LCD TV AOC L42W665 1 Service Service Service

Page 2 - Important Safety Notice

42″ LCD TV AOC L42W665 10 6. Digital Captions: Select the close caption options ( Service

Page 3 - Revision List

42″ LCD TV AOC L42W665 11 【Edge Effect】: The text edge effects, which gives None / Raised /

Page 4 - 1. General Specification

42″ LCD TV AOC L42W665 12 2.Increase the separation between the equipment and the TV. 3.Con

Page 5 - 2. Operating Instructions

42″ LCD TV AOC L42W665 13 2.3 How to Connect There are several ways to connect your TV. Ple

Page 6 - 2.2 To Use the Menus

42″ LCD TV AOC L42W665 14 Note: The MUTE key on the remote control works on both TV inter

Page 7 - English

42’’ LCD TV AOC L42W665 15 2.4 Front Panel Control Knobs

Page 8

42’’ LCD TV AOC L42W665 16 3. Input/Output Specification 3.1 RGB Signal input 15 -

Page 9

42’’ LCD TV AOC L42W665 17 3.3 Compatible Mode Table VESA MODES Horizontal Vertical Mo

Page 10

42″ LCD TV AOC L42W665 18 4. Mechanical Instructions 1. Remove the base first with six sc

Page 11

42″ LCD TV AOC L42W665 19 3. Remove the speaker cover and the cover-shield.

Page 12

42″ LCD TV AOC L42W665 2 Important Safety Notice Proper service and repair is important t

Page 13 - 2.3 How to Connect

42″ LCD TV AOC L42W665 20 5. Remove the screws and pull out the connecters to remove the

Page 14

42″ LCD TV AOC L42W665 21 6. Remove the screws and connectors in red to remove the bezel a

Page 15

42″ LCD TV AOC L42W665 22 7. Remove the screws to remove the left and right metallic brack

Page 16 - 3.1 RGB Signal input

42″ LCD TV AOC L42W665 23 5. Repair Flow Chart 1. No Power (No LED indicator) Check pow

Page 17 - 3.3 Compatible Mode Table

42″ LCD TV AOC L42W665 24 2. Can not start (LED indicator yellow) NG Repair the key boa

Page 18 - 4. Mechanical Instructions

42’’ LCD TV AOC L42W665 25 3. Abnormal display Check the source OK Reset source NG Check

Page 19

42’’ LCD TV AOC L42W665 26 4. No sound Check the source OK Reset sourceNG Check signal fi

Page 20

42’’ LCD TV AOC L42W665 27 5. Key Board

Page 21

42’’ LCD TV AOC L42W665 28 6. PCB Layout 6.1 Main Board

Page 22

42’’ LCD TV AOC L42W665 29

Page 23 - 5. Repair Flow Chart

42″ LCD TV AOC L42W665 3 Revision List Version Release Date Revision Instructions TPV M

Page 24

42’’ LCD TV AOC L42W665 30 6.2 Power Board

Page 25 - 3. Abnormal display

42’’ LCD TV AOC L42W665 31

Page 26 - 4. No sound

42’’ LCD TV AOC L42W665 32

Page 27 - 5. Key Board

42’’ LCD TV AOC L42W665 33 6.3 IR Board

Page 28 - 6. PCB Layout

42’’ LCD TV AOC L42W665 34 6.4 Side Board 6.5 Key Board

Page 29

42’’ LCD TV AOC L42W665 35 7. White Balance, Luminance Adjustment Approximately 30 minutes

Page 30 - 6.2 Power Board

42’’ LCD TV AOC L42W665 36 B. Adjust Normal color-temperature: 1. Set the Contrast of OSD

Page 31

42’’ LCD TV AOC L42W665 37 8. Block Diagram

Page 32

42’’ LCD TV AOC L42W665 38 9. Schematic Diagram 9.

Page 33 - 6.3 IR Board

42’’ LCD TV AOC L42W665 39

Page 34 -

42″ LCD TV AOC L42W665 4 1. General Specification Items Specification Panel Type T420XW01

Page 35 - Ⅲ. Gain adjustment:

42’’ LCD TV AOC L42W665 40

Page 36 - Ⅳ.Switch different source:

42’’ LCD TV AOC L42W665 41

Page 37 - 8. Block Diagram

42’’ LCD TV AOC L42W665 42

Page 38 - 9. Schematic Diagram

42’’ LCD TV AOC L42W665 43

Page 39

42’’ LCD TV AOC L42W665 44

Page 40

42’’ LCD TV AOC L42W665 45

Page 41

42’’ LCD TV AOC L42W665 46

Page 42

42’’ LCD TV AOC L42W665 47

Page 43

42’’ LCD TV AOC L42W665 48

Page 44

42’’ LCD TV AOC L42W665 49

Page 45

42″ LCD TV AOC L42W665 5 2. Operating Instructions 2.1. The Use of Remote Control

Page 46

42’’ LCD TV AOC L42W665 50

Page 47

42’’ LCD TV AOC L42W665 51

Page 48

42’’ LCD TV AOC L42W665 52

Page 49

42’’ LCD TV AOC L42W665 53

Page 50

42’’ LCD TV AOC L42W665 54 9.2 Power Board R979100

Page 51

42’’ LCD TV AOC L42W665 55 9.3 IR Board

Page 52

42’’ LCD TV AOC L42W665 56 9.4 Key Board

Page 53

42’’ LCD TV AOC L42W665 57 9.5 Side Board

Page 54 - 9.2 Power Board

42’’ LCD TV AOC L42W665 58 9.6 Audio Board

Page 55 - 9.3 IR Board

42’’ LCD TV AOC L42W665 59 10. Exploded View

Page 56 - 9.4 Key Board

42″ LCD TV AOC L42W665 6 SETUP MENU 2.2 To Use the Menus 1. Press the MENU button to displa

Page 57 - 9.5 Side Board

42″ LCD TV AOC L42W665 60 11. BOM List E427AZNS2WA2NN Location TPV Part No. Description

Page 58 - 9.6 Audio Board

42″ LCD TV AOC L42W665 61 C101 065T0603101 31 CHIP 100PF 50V NPO C102 065T0603101 31 C

Page 59 - 10. Exploded View

42″ LCD TV AOC L42W665 62 LED1 081T 14501 KT LED 715T2534 1 IR BOARD PCB KEPF6

Page 60 - 11. BOM List

42″ LCD TV AOC L42W665 63 C901 063T107K474 US X2 CAP 0.47UF K 275VAC C980 063T210J2735C

Page 61

42″ LCD TV AOC L42W665 64 D976 093T 60247 DIODE FME-220A TO-220 SANKEN D975 093T

Page 62

42″ LCD TV AOC L42W665 65 R959 061T0805360 1F RST CHIPR 3.6 KOHM +-1% 1/8W R922 061T080

Page 63

42″ LCD TV AOC L42W665 66 C911 065T0805104 32 CHIP 0.1UF 50V X7R C931 065T0805104 32 C

Page 64

42″ LCD TV AOC L42W665 67 R974 061T 60220552T RST CFR 2MOHM +-5% 1/6W R911 061T 6022295

Page 65

42″ LCD TV AOC L42W665 68 C44 067T 215101 6P EC 105℃ 100UF M 35V C15 067T 215221 6P ELC

Page 66

42″ LCD TV AOC L42W665 69 C8 065T0603224 32 MLCC 0603 0.22UF K 50V X7R C6 065T0603224 3

Page 67

42″ LCD TV AOC L42W665 7 VIDEO MENU AUDIO MENU The Video menu in most source modes shows

Page 68

42″ LCD TV AOC L42W665 70 CN102 088T 35315F H DB15 RIGHT ANGLE FEMALE U401 090T 372

Page 69

42″ LCD TV AOC L42W665 71 Q910 057T 758 1 FET 2N7002E VISHAY Q912 057T 763 3 AO4

Page 70

42″ LCD TV AOC L42W665 72 R4G7 061T0603000 CHIP 0OHM 1/16W R724 061T0603000 CHIP 0OHM 1/

Page 71

42″ LCD TV AOC L42W665 73 R462 061T0603102 CHIP 1K OHM 1/16W R441 061T0603102 CHIP 1K

Page 72

42″ LCD TV AOC L42W665 74 R4L8 061T0603103 CHIP 10KOHM 1/16W R4N1 061T0603103 CHIP 10K

Page 73

42″ LCD TV AOC L42W665 75 R190 061T0603223 CHIP 22KOHM 1/16W R189 061T0603223 CHIP 22K

Page 74

42″ LCD TV AOC L42W665 76 R982 061T0603392 CHIP 3.9KOHM 1/16W R986 061T0603392 CHIP 3.

Page 75

42″ LCD TV AOC L42W665 77 R1A4 061T0603473 CHIP 47KOHM 1/16W R1A3 061T0603473 CHIP 47K

Page 76

42″ LCD TV AOC L42W665 78 R1E1 061T0603750 9F CHIP 75OHM 1/16W 1% R1E2 061T0603750 9F

Page 77

42″ LCD TV AOC L42W665 79 C974 065T0603103 32 CHIP 0.01UF 50V X7R C973 065T0603103 32

Page 78

42″ LCD TV AOC L42W665 8 FEATURE MENU 7. TV Speaker: Choose to turn on / off the TV interna

Page 79

42″ LCD TV AOC L42W665 80 C4F5 065T0603104 32 CHIP 0.1UF 50V X7R C4H1 065T0603104 32 C

Page 80

42″ LCD TV AOC L42W665 81 C4D7 065T0603104 32 CHIP 0.1UF 50V X7R C406 065T0603104 32 C

Page 81

42″ LCD TV AOC L42W665 82 C436 065T0603104 32 CHIP 0.1UF 50V X7R C437 065T0603104 32 C

Page 82

42″ LCD TV AOC L42W665 83 C999 065T0603509 31 CHIP 5PF 50V NPO C702 065T0603560 31 CHI

Page 83

42″ LCD TV AOC L42W665 84 C184 067T311F100 3T 105℃ 10UF +-20% 16V SMD C183 067T311F100 3T

Page 84

42″ LCD TV AOC L42W665 85 C914 067T411F4703XT EC 105℃ SMD CAP 47UF M 16V C933 067T411F470

Page 85

42″ LCD TV AOC L42W665 86 FB406 071T 58B151 K CHIP BEAD 150 OHMFBMA-11-32251 FB405 071

Page 86

42″ LCD TV AOC L42W665 87 ZD402 093T 64 37 N V-PORT-0603-100K V05 ZD401 093T 64 37

Page 87

42″ LCD TV AOC L42W665 88 12. Different Part List Diversity of E427AZNS2WA2NN compared wi

Page 88 - 12. Different Part List

42″ LCD TV AOC L42W665 89 ZD148 093T 39147 TZMC 5V6 ZD147 093T 39147 TZMC 5V6 ZD146

Page 89

42″ LCD TV AOC L42W665 9 4. Password Set: Change the 4-numeral parental control password.

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