32
″
&42
″
LCD TV AOC LE32D5520-LE42D5520
1
Service
Service
Service
Horizontal Frequency
31~60 KHz(Analog)
31~64 KHz(Digital)
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 Key Board……………………………………….......44
6.4 IR Board……………………………………….......44
6.5 Daughter Board……………………………….......44
7. Adjustment..............................................................45
7.1 ADC Adjustment....................................................45
7.2 FW Upgrade.………………………………...………46
8. Block Diagram.…….................................................47
9. Schematic Diagram…..…………....………………...49
9.1 Main Board…………………………………...….......49
9.2 Power Board…………..….….……...………….......68
9.3 Key Board……………………………………….......71
9.4 IR Board……………………………………….......72
9.5 Daughter Board……………………………….......73
10. Exploded View………………………………….…...74
11. BOM List……………….………………….………….78
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……..……………….…….……….....15
2.4 Front Panel Control Knobs…….………….……….....17
3. Input/Output Specification…………....................…....19
4. Mechanical Instructions…………………….................21
5. Repair Flow Chart ……………………….…….…….....29
6. PCB Layout ………………..………………....….......36
6.1 Main Board…………..……………...…….…….......36
6.2 Power Board……...…………..….…….……….......38
Содержание LE32D5520
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...6 2 2 To Use the Menus ...
Страница 7: ...7 ...
Страница 8: ...8 ...
Страница 9: ...9 ...
Страница 10: ...10 ...
Страница 11: ...11 ...
Страница 12: ...12 ...
Страница 13: ...13 ...
Страница 14: ...14 ...
Страница 15: ...15 2 3 How to Connect ...
Страница 16: ...16 ...
Страница 17: ...17 2 4 Front Panel Control Knobs ...
Страница 18: ...18 ...
Страница 20: ...20 3 3 Compatible Mode Table Analog RGB Input Signal Timing HDMI Input Signal Timing ...
Страница 22: ...22 3 Remove the screws to remove REAR COVER 4 Remove the screws to remove SPEAKERS MAIN BOARD and POWER BOARD ...
Страница 23: ...23 5 Remove the screws to remove BKT AC COVER and IR BOARD ...
Страница 24: ...24 6 The PANEL The KEY BOARD ...
Страница 25: ...25 LE42D5520 1 Remove the screws to remove BASE 2 Remove the screws to remove COVER HINGE ...
Страница 26: ...26 3 Remove the screws to remove REAR COVER 4 Remove the screws to remove SPEAKERS MAIN BOARD and POWER BOARD ...
Страница 27: ...27 5 Remove the screws to remove BKT ...
Страница 28: ...28 6 The PANEL 7 The BEZEL ...
Страница 36: ...36 6 PCB Layout 6 1 Main Board 715G4948M0G000005K ...
Страница 37: ...37 ...
Страница 38: ...38 6 2 Power Board 715G4654P01W21003M LE32D5520 ...
Страница 39: ...39 ...
Страница 40: ...40 ...
Страница 41: ...41 715G5173P01W21002S LE42D5520 ...
Страница 42: ...42 ...
Страница 43: ...43 ...
Страница 44: ...44 6 3 Key Board 715G5290K0B000004I 6 4 IR Board 715G5291R0C000004I 6 5 DAUGHTER Board 715G5401T0A000004B ...
Страница 74: ...74 10 Exploded View LE32D5520 ...
Страница 76: ...76 LE42D5520 ...