主机按了开机键没反应

kenengshiyouyuyingjianshangmiandeyuanyin，zaochengzhubanlaohuasunhuai，congerdaozhizhubanguzhang；huozheshisuiyirechabayingjianhuoluanyongjinshuwuchupenggezhongjietoucongerdaozhizhubanguzhang；yeyoukenengshihuichen、jingdianyuanyindaozhide。

以下是详细介绍：

1、kenengshiyouyuyingjianshangmiandeyuanyin，zaochengzhubanlaohuasunhuai，congerdaozhizhubanguzhang；

renweiyuanyin：zaishiyongdiannaoshi，suiyirechabayingjianhuoluanyongjinshuwuchupenggezhongjietoucongerdaozhizhubanguzhang；

灰尘、静电原因：由于灰尘或静电导致主板接触不良、短路或烧毁主板上的，erdaozhizhubanguzhang。；

jiechubuliangyuanyin：youyuxiushi、yanghua、danxingjianruo、yinjiaotuohan、zheduandengyuanyindaozhizhubanzhonggezhongxinpian、chazuo、jiekoujiechubuliang，erdaozhizhubanguzhang。

2、shouxianjianchadiannaodewaibujiexianshifoujiehao，bagegelianxianzhongxinchayibian，kanguzhangshifoupaichu。

3、ruguoguzhangyijiu，jiezhedakaizhujixiangchakanjixiangneiyouwuduoyujinshuwu，huozhubanbianxingzaochengdeduanlu，wenyixiajixiangneiyouwushaojiaodehuwei，zhubanshangyouwushaohuidexinpian，cpuzhouweidedianrongyouwusunhuaideng。

4、ruguomeiyou，jiezheqinglizhubanshangdehuichen，ranhoujianchadiannaoshifouzhengchang。

5、ruguoguzhangyijiu，jiexialaibadiaozhubanshangderesetxianjiqitakaiguan、zhishidenglianxian，ranhouyonggaizhuiduanlukaiguan，kannengfounengkaiji。

6、ruguobunengkaiji，jiezheshiyongzuixiaoxitongfa，jiangyingpan、ruanqu、guangqudeshujuxianbadiao，ranhoujianchadiannaoshifounengkaiji，ruguodiannaoxianshiqichuxiankaijihuamian，zeshuomingwentizaizheijigeshebeizhong。jiezhezaizhuyibayishangjigeshebeijierudiannao，dangjierumouyigeshebeishi，guzhangzhongxian，shuomingguzhangshiyoucishebeizaochengde，zuihouzaizhongdianjianchacishebei。

7、ruguoguzhangyijiu，zeguzhangkenengyouneicun、xianka、cpu、zhubandengshebeiyinqi。jiezheshiyongchabafa、jiaohuanfadengfangfafenbiejianchaneicun、xianka、cpudengshebeishifouzhengchang，ruguoyousunhuaideshebei，genghuansunhuaideshebei。

gengduoxiangguanwentikeyichakan：changjianwenti

yishangjiushizhujianlekaijijianmeifanyingdexiangxineirong，gengduoqingguanzhuphpzhongwenwangqitashanghaipinchaxiangguandewenzhang！