| 彩电场输出集成块LA7830常见故障分析 |
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| 引用本文： | 覃焕昌.彩电场输出集成块LA7830常见故障分析[J].广西民族大学学报,2002,9(2):54-56. |
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| 作者姓名： | 覃焕昌 |
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| 作者单位： | 广西右江民族师专教务处 广西百色533000 |
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| 摘 要： | 简述LA7830的工作原理 ,分析了其典型应用中内部OTL电路各阶段电流、电压波形形成过程及特点 .在此基础上讨论该集成电路内外各元器件变质对电视机工作的影响及其损坏原因
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| 关 键 词： | 场输出集成块 LA7830 工作原理 故障 |
| 文章编号： | 1007-0311(2002)02-0054-03 |
| 修稿时间： | 2002年3月12日 |
Analysis of Common Breakdown in Field Output Integrated Cube LA7830 of Colour TV |
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| Qin Huan,chang.Analysis of Common Breakdown in Field Output Integrated Cube LA7830 of Colour TV[J].Journal of Guangxi University For Nationalities(Natural Science Edition),2002,9(2):54-56. |
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| Authors: | Qin Huan chang |
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| Abstract: | This article briefly describes the working law of LA7830 and analyses the formation course and features of galvanic and voltage waves of each state of inner OTL Circuit during the typical use of LA7830. On this base ,it also discusses what effect the deterioration of each inside and outside component & part of integrated circuit has on TV operation as well as the causes of TV damages. |
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| Keywords: | field output integrated cube LA7830 working law breakdown |
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