AOC L42W665 - Provozní pokyny stáhnout pdf

42″ LCD TV AOC L42W665

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

1 2 3 4 5 6 ... 88 89

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Strany 1 - Service

42″ LCD TV AOC L42W665 1 Service Service Service

Strany 2 - Important Safety Notice

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

Strany 3 - Revision List

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

Strany 4 - 1. General Specification

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

Strany 5 - 2. Operating Instructions

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

Strany 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

Strany 7 - English

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

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

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

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

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

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

Strany 13 - 2.3 How to Connect

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

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

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

Strany 16 - 3.1 RGB Signal input

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

Strany 17 - 3.3 Compatible Mode Table

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

Strany 18 - 4. Mechanical Instructions

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

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

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

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

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42’’ LCD TV AOC L42W665 29

Strany 23 - 5. Repair Flow Chart

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

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42’’ LCD TV AOC L42W665 30 6.2 Power Board

Strany 25 - 3. Abnormal display

42’’ LCD TV AOC L42W665 31

Strany 26 - 4. No sound

42’’ LCD TV AOC L42W665 32

Strany 27 - 5. Key Board

42’’ LCD TV AOC L42W665 33 6.3 IR Board

Strany 28 - 6. PCB Layout

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

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

Strany 30 - 6.2 Power Board

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

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

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

Strany 33 - 6.3 IR Board

42’’ LCD TV AOC L42W665 39

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

Strany 35 - Ⅲ. Gain adjustment:

42’’ LCD TV AOC L42W665 40

Strany 36 - Ⅳ.Switch different source:

42’’ LCD TV AOC L42W665 41

Strany 37 - 8. Block Diagram

42’’ LCD TV AOC L42W665 42

Strany 38 - 9. Schematic Diagram

42’’ LCD TV AOC L42W665 43

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42’’ LCD TV AOC L42W665 44

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42’’ LCD TV AOC L42W665 48

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42’’ LCD TV AOC L42W665 49

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

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42’’ LCD TV AOC L42W665 50

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42’’ LCD TV AOC L42W665 51

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42’’ LCD TV AOC L42W665 52

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42’’ LCD TV AOC L42W665 53

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

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42’’ LCD TV AOC L42W665 55 9.3 IR Board

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42’’ LCD TV AOC L42W665 56 9.4 Key Board

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42’’ LCD TV AOC L42W665 57 9.5 Side Board

Strany 54 - 9.2 Power Board

42’’ LCD TV AOC L42W665 58 9.6 Audio Board

Strany 55 - 9.3 IR Board

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

Strany 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

Strany 57 - 9.5 Side Board

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

Strany 58 - 9.6 Audio Board

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

Strany 59 - 10. Exploded View

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

Strany 60 - 11. BOM List

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Strany 88 - 12. Different Part List

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

Strany 89

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

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