CN102843574A - 一种电视机故障检测电路 - Google Patents

一种电视机故障检测电路 Download PDF

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Publication number
CN102843574A
CN102843574A CN2012103500560A CN201210350056A CN102843574A CN 102843574 A CN102843574 A CN 102843574A CN 2012103500560 A CN2012103500560 A CN 2012103500560A CN 201210350056 A CN201210350056 A CN 201210350056A CN 102843574 A CN102843574 A CN 102843574A
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module
television
mcu
detection module
control
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姚迎宪
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Wuxi Laijite Information Technology Co Ltd
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Wuxi Laijite Information Technology Co Ltd
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Abstract

本发明公开一种电视机故障检测电路,包括MCU及分别与其连接的信号产生模块、检测模块、显示模块,其中,信号产生模块分别与电视机、检测模块连接,在MCU的控制下将检测所需要的视频/音频信号分别送入电视机及检测模块;检测模块与电视机连接,在MCU的控制下对电视机的输出视频/音频信号进行检测,得出检测结果;所述显示模块与检测模块连接,检测模块在MCU的控制下将检测结果送入显示模块,由显示模块进行显示。此电路可客观评判电视机是否存在故障及故障程度。

Description

一种电视机故障检测电路
技术领域
 本发明涉及一种故障检测电路,特别是一种用于检测电视机故障的电路结构。
背景技术
 目前在进行电视机故障检测时,通常都是输入视频/音频信号后,由维修人员根据电视机的显示画面及播放声音来判断电视机是否存在故障及故障程度,这样故障检测结果有赖于维修人员的知识储备及经验,容易造成误判。
发明内容
 本发明的目的,在于提供一种电视机故障检测电路,其可客观评判电视机是否存在故障及故障程度。
为了达成上述目的,本发明的解决方案是:
一种电视机故障检测电路,包括MCU及分别与其连接的信号产生模块、检测模块、显示模块,其中,信号产生模块分别与电视机、检测模块连接,在MCU的控制下将检测所需要的视频/音频信号分别送入电视机及检测模块;检测模块与电视机连接,在MCU的控制下对电视机的输出视频/音频信号进行检测,得出检测结果;所述显示模块与检测模块连接,检测模块在MCU的控制下将检测结果送入显示模块,由显示模块进行显示。
上述MCU还可连接存储模块,所述存储模块连接检测模块,存储检测模块的检测结果。
采用上述方案后,本发明在MCU的控制下,利用检测模块得到检测结果,无需维修人员进行观察,从而可以有效地避免维修人员因经验不足而造成的误判。
附图说明
 图1是本发明的结构框图。
具体实施方式
 以下将结合附图,对本发明的技术方案进行详细说明。
如图1所示,本发明提供一种电视机故障检测电路,包括MCU及分别与其连接的信号产生模块、检测模块、显示模块,其中,信号产生模块分别与电视机、检测模块连接,在MCU的控制下产生检测所需要的视频/音频信号,并分别送入待检测的电视机及检测模块;检测模块与电视机连接,在MCU的控制下对电视机的输出视频/音频信号进行检测,并与信号产生模块输入的视频/音频信号进行比较,得出检测结果;所述显示模块与检测模块连接,检测模块在MCU的控制下将检测结果送入显示模块,并进行显示。
另外,在本实施例中,所述MCU还可连接存储模块,所述存储模块连接检测模块,将检测模块得到的检测结果进行存储,便于查询。
以上实施例仅为说明本发明的技术思想,不能以此限定本发明的保护范围,凡是按照本发明提出的技术思想,在技术方案基础上所做的任何改动,均落入本发明保护范围之内。

Claims (2)

1.一种电视机故障检测电路,其特征在于:包括MCU及分别与其连接的信号产生模块、检测模块、显示模块,其中,信号产生模块分别与电视机、检测模块连接,在MCU的控制下将检测所需要的视频/音频信号分别送入电视机及检测模块;检测模块与电视机连接,在MCU的控制下对电视机的输出视频/音频信号进行检测,得出检测结果;所述显示模块与检测模块连接,检测模块在MCU的控制下将检测结果送入显示模块,由显示模块进行显示。
2.如权利要求1所述的一种电视机故障检测电路,其特征在于:所述MCU还可连接存储模块,所述存储模块连接检测模块,存储检测模块的检测结果。
CN2012103500560A 2012-09-20 2012-09-20 一种电视机故障检测电路 Pending CN102843574A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108391122A (zh) * 2018-02-28 2018-08-10 合肥京东方视讯科技有限公司 一种故障检测卡

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030210348A1 (en) * 2002-05-10 2003-11-13 Ryoo Dong Wan Apparatus and method for image conversion and automatic error correction for digital television receiver
CN101312543A (zh) * 2007-05-22 2008-11-26 深圳Tcl新技术有限公司 一种记录电视异常的方法及电视机
KR20090075202A (ko) * 2008-01-03 2009-07-08 주식회사 대우일렉트로닉스 텔레비전의 이상 점검장치
CN202135267U (zh) * 2010-12-14 2012-02-01 Tcl集团股份有限公司 一种具有错误检测和报告功能的电视***
CN202218353U (zh) * 2011-07-20 2012-05-09 苏州工业职业技术学院 一种能够检测并直观显示iptv终端的端口状态的***
CN202334788U (zh) * 2011-11-01 2012-07-11 广东九联科技股份有限公司 一种具有故障检测功能的机顶盒

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030210348A1 (en) * 2002-05-10 2003-11-13 Ryoo Dong Wan Apparatus and method for image conversion and automatic error correction for digital television receiver
CN101312543A (zh) * 2007-05-22 2008-11-26 深圳Tcl新技术有限公司 一种记录电视异常的方法及电视机
KR20090075202A (ko) * 2008-01-03 2009-07-08 주식회사 대우일렉트로닉스 텔레비전의 이상 점검장치
CN202135267U (zh) * 2010-12-14 2012-02-01 Tcl集团股份有限公司 一种具有错误检测和报告功能的电视***
CN202218353U (zh) * 2011-07-20 2012-05-09 苏州工业职业技术学院 一种能够检测并直观显示iptv终端的端口状态的***
CN202334788U (zh) * 2011-11-01 2012-07-11 广东九联科技股份有限公司 一种具有故障检测功能的机顶盒

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108391122A (zh) * 2018-02-28 2018-08-10 合肥京东方视讯科技有限公司 一种故障检测卡

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Application publication date: 20121226