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19
″
LCD TV
AOC L19AS73
1
Service
Service
Service
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.
6.2 Power Board………..…..…..............................29
6.3 Key Board….………..................….......................32
6.4 IR Board……….....….......................... ...... ...... ..32
7. Block Diagram.……….….........................................33
8. Schematic Diagram……………...…………………...34
8.1 Main Board……………..…..………………………..34
8.2 Power Board.............….....................................42
8.3 Key Board….………..................….......................44
8.4 IR Board……….....….......................... ...... ...... ..45
9.Exploded View………………….....................…..46
10.BOM List…............................................................47
11.Different Parts List………………………………....…..61
Table Of Contents.......……..............................…........1
Important Safety Notice......................................……......2
1. Monitor Specification..................................………........4
2. Operating Instructions……………...……….……….......6
2.1 The Use Of Remote Control..……………...................6
2.2 OSD Operations…...………........................…..........8
2.3 Control Knobs and Connection...........……...............13
3. Mechanical Instructions………………...…..................15
4. Repair Flow Chart …………….…………….……….....21
5. White Balance Luminance Adjustment….…….….......26
6. PCB Layout ………….………………….…....….......27
6.1 Main Board.………...................................................27
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Summary of Contents for L19AS73
Page 4: ...19 LCD TV AOC L19AS73 4 1 Monitor Specification ...
Page 5: ...19 LCD TV AOC L19AS73 5 ...
Page 6: ...19 LCD TV AOC L19AS73 6 2 Operations Instructions 2 1 The Use Of Remote Control ...
Page 7: ...19 LCD TV AOC L19AS73 7 ...
Page 8: ...19 LCD TV AOC L19AS73 8 2 2 OSD Operations ...
Page 9: ...19 LCD TV AOC L19AS73 9 ...
Page 10: ...19 LCD TV AOC L19AS73 10 ...
Page 11: ...19 LCD TV AOC L19AS73 11 ...
Page 12: ...19 LCD TV AOC L19AS73 12 ...
Page 13: ...19 LCD TV AOC L19AS73 13 2 3 Control Knobs and Connection 2 3 1 Front panel control knobs ...
Page 14: ...19 LCD TV AOC L19AS73 14 2 3 2 Back panel connection ...
Page 19: ...19 LCD TV AOC L19AS73 19 Remove panel Remove the 4 screws ...
Page 20: ...19 LCD TV AOC L19AS73 20 Remove main frame Panel The end ...
Page 27: ...19 LCD TV AOC L19AS73 27 6 PCB Layout 6 1 Main Board 715T2509 2 ...
Page 28: ...19 LCD TV AOC L19AS73 28 ...
Page 29: ...19 LCD TV AOC L19AS73 29 6 2 Power Board 715T2476 1 ...
Page 30: ...19 LCD TV AOC L19AS73 30 ...
Page 31: ...19 LCD TV AOC L19AS73 31 ...
Page 32: ...19 LCD TV AOC L19AS73 32 6 3 Key Board 715T2501 1 6 4 IR Board 715T2499 1 ...
Page 33: ...19 LCD TV AOC L19AS73 33 7 Block Diagram ...
Page 44: ...19 LCD TV AOC L19AS73 44 8 3 Key Board 715T2501 1 ...
Page 45: ...19 LCD TV AOC L19AS73 45 8 4 IR Board 715T2499 1 ...