笔记本开机后黑屏只有鼠标是怎么回事 最详细的解决步骤

一些用户在使用电脑的过程中，可能会碰到一些问题。比如电脑黑屏是比较容易出现的现象，尤其在一些较老的电脑或组装电脑中。电脑黑屏的故障原因有多种，如显示器损坏、主板损坏、显卡损坏、显卡接触不良、电源损坏、cpu损坏、零部件温度过高等。那么电脑黑屏只有鼠标怎么办呢？当电脑出现故障时不要着急，静下心来用其他可以上网的设备来查找一下原因，有时候可能只是一个小问题，很快就可以解决。下面将为大家介绍笔记本开机后黑屏只有鼠标deyuanyinjijiejuebanfa。xiwangduidajiayousuobangzhu。

由电脑硬件故障引起的黑屏故障又可分为以下两大类：

1、电脑主机故障引起的黑屏故障

a、zhujidianyuanyinqideguzhangzhujidianyuansunhuaihuozhujidianyuanzhiliangbuhaoyinqideheipingguzhanghenchangjian。liru，dangtianjialeyixiexinshebeizhihou，xianshiqibianchuxianleheipingguzhang，paichuleyingjianzhiliangjijianrongxingwentizhihoudianyuandezhiliangbuhaodonglibuzushiguzhangdezhuyaoqiyin，genghuandadonglvzhiyoudianyuanhuoshiyongwenyadianyuanshijiejuezheileiguzhangdezuihaobanfa。

b、peijianzhiliangyinqideguzhangdiannaopeijianzhiliangbujiahuosunhuai，shiyinqixianshiqiheipingguzhangdezhuyaochengyin。runeicun，xianshika，zhuban、cpudengchuxianwentikendingkenengyinqiheipingguzhangdechuxian。qiguzhangbiaoxianweixianshiqidengchengjuhuangse，cishikeyongtihuanfagenghuanxiaxianshika，neicun、cpu，zhubandengbujianshishi，zheishizuijianbian、kuaijiedejiejuebanfa。

c、peijianjiandelianjiezhiliangneicun，xianshikadengyuzhubanjiandechajiebuzhengquehuoyousongdong，huichendengzaochengjiechubuliangshiyinfaheipingguzhangdezhuyaoyuanyin。erqiexianshikayuxianshiqilianjieyouwenti，huoqudongqideshujuxianjiefanyekenengyinfaheipingguzhang。

d、chaopinyinqideheipingguzhangguoduchaopinhuojibushiheyuchaopindebujianjinxingchaopinbujinhuizaochengheipingguzhangdechansheng，yanzhongshihaihuiyinqipeijiandesunhuai。ruoguoduchaopinhuojibushiheyuchaopindebujianchaopinhousanrebulianghuopingchangshiyongzhongyinfengshansunhuaidaozhiwufajicpusanredengdengdouhuizaochengxitongziwobaohusijiheiping。

2、显示器自身故障引起的黑屏故障

a、jiaoliudianyuangonglvbuzuwaibudianyuangonglvbuzu，zaochengyixielaoxianshiqihuoyixiehaodiangonglvdadexianshiqibunengzhengchangqidong，shixianshiqizishenguzhangyinqibijibenkaijihouheipingguzhangyuanyinzhiyi。huozhewaibudianyuandianyabuwending，dianyaguogaoguodidoukenengzaochengxianshiqigongzuobuwending、shenzhibugongzuo。

b、dianyuandianluguzhangxianshiqidekaiguandianluyijiqitadianluchuxianguzhangshiyinqixianshiqiheipingguzhangdezhuyaochengyin。rubaoxiansirongduan，zhengliuqiaokaiguanguanbeijichuan，xianliubaohudianzushaoduandengguzhangdaozhixianshiqiwufagongzuo。

c、 xianxiangguan、xingshuchudianludesunhuaixianxiangguanhuoxingshuchudianluchuxianguzhangyehuiyinfaxianshiqijiadianwuguangzhaheipingdeguzhang，yeshiyinqibijibenkaijihouheipingguzhangdezhuyaochengyin。

3、电脑软件故障引起的黑屏故障

ruruanjianchongtu，qudongchengxuanzhuangbudang，biosshuaxinchucuo，cmosshezhibuzhengquedengdoukeyinqiheipingguzhang。ciwai，ruexingbingduyinqiyingjiansunhuai(rucih)dengdengdouyoukenengyinqibijibenkaijihouheipingguzhangdechuxian。daozheileiguzhangshiruonengduokaolvyixiaguzhangdechengyin，zuodaojiejueguzhangzhiyizhibishibangongbei。

4、显示器黑屏故障解决思路

a、jianchazhujidianyuan，gongzuoshifouzhengchang。shouxian，tongguoyaokanzhujijixiangmianbandianyuanzhishidengshifouliang，jidianyuanfengshanshifouzhuandonglaiquedingzhujixitongyoumeiyoudedaodianyuangongying。qici，yongwanyongbiaojianchawaibudianyashifoufuheyaoqiu，dianyaguogaohuoguodidoukenengyinqizhujidianyuanfashengguoyahuoqianyadianludezidongtingjibaohu。lingwai，zhongdianjianchadianyuankaiguanjifuweijiandezhiliangyijitamenyuzhubanshangdelianxiandezhengqueyufoudouyouhenzhongyao，yinweixuduoliezhijixiangshangdedianyuankaiguanjifuweijianjingchangfashengshiyongjicihoubiansunhuai，zaochengzhengjiheipingwurenxianshi。ruodianyuansunhuai，zegenghuandianyuanbiankejiejue。b、jianchaxianshiqidianyuanshifoujiehao。xianshiqijiadianshiyou“ca”deyishengxiang，qiexianshiqidedianyuanzhishidengliang，yonghuyidongdaoxianshiqipingmushiyou“sisi”sheng，shoubeihanmaoshuqi。

c、jianchaxianshiqixinhaoxianyuxianshikajiechushifoulianghao。ruojiekouchuyoudaliangwugou，duanzhenjiqitasunhuaijunhuidaozhijiechubuliang，xianshiqiheiping。

d、jianchaxianshikayuzhubanjiechushifoulianghao。ruoxianshiqiheipingqiezhujineilabafachuyizhangerduandefengmingsheng，zebiaomingxianshikayuzhubanjiandelianjieyouwenti，huoxianshikayuxianshiqizheijiandelianjieyouwenti，kezhongdianjianchaqichacaojiechushifoulianghaocaoneishifouyouyiwu，jiangxianshikahuanyigezhubanchacaojinxingceshi，yicipanduanshifouchacaoyouwenti

e、检查显示卡是否能正常工作。查看显示卡上的shifounengshaojiao，kailiedehenjiyijixianshikashangdesanrefengshanshifougongzuo，sanrexingnengshifoulianghao。huanyikuaigongzuozhengchangdexianshika，yongyipaichushifouweixianshikasunhuai。

f、jianchaneicuntiaoyuzhubandejiechushifoulianghao，neicuntiaodezhiliangshifouguoying。ruguojisuanjiqidongshiheipingqiezhujifachulianxudefengmingsheng，zeduobanbiaomingneicuntiaoyouwenti，kezhongdianjianchaneicunheneicuncaodeanzhuangjiechuqingkuang，baneicuntiaozhongxinbachayici，huozhegenghuanxindeneicuntiao。

g、jianchajixiangneifengshanshifouzhuandong。ruojixiangneisanrefengshansunhuai，zehuizaochengsanrebuliang，yanzhongzhehuizaochengcpujiqitabujiansunhuaihuodiannaozidongtingjibaohu，bingfachubaojingsheng。

h、jianchaqitadebanka(rushengka、jieyaka、shipin、buzhuoka)yuzhubandechacaoshifoulianghaoyijiqudongqixinhaoxianlianjieshifouzhengque。zheiyidianxuduorenwangwangrongyihushi。yibanrenwei，jisuanjiheipingshixianshiqibufenchuwenti，yuqitashebeiwuguan。shijishang，yinshengkadengshebeideanzhuangbuzhengque，daozhixitongchushihuananyiwancheng，tebieshiyingpandeshujuxianjiekou，yerongyizaochengwuxianshideguzhang。

i、jianchacpushifouchaopinshiyong，cpuyuzhubandejiechushifoulianghao，cpusanrefengshanshifouwanhao。ruochaopinshiyongdaozhiheiping，zebacputiaohuiyuanpinlvjiukeyile。ruojiechubuliang，zequxiacpuxuzhongxinanzhuang，bingshiyongzhiyoudagonglvfengshanjicpusanre。

j、jianchacanshushezhi。jianchacmoscanshushezhishifouzhengque，ruocmoscanshushezhibudangeryinqiheiping，jisuanjibuqidong，zexudakaijixiang，dongshouhuifucmosmorenshezhi。

k、jianchashifouweibingduyinfaxianshiqiheiping。ruoshiyinbingduzaochengxianshiqiheiping，cishikeyongzuixinbanshaduruanjianjinxingchuli，youshixuzhongxiebioschengxu。

笔记本开机后黑屏只有鼠标是怎么回事呢？

yibanchuxianzheizhongqingkuangshiyinweidiannaoneicuntiao、xiankahuozhexitongheiping。

jiejuefangfa：jiangneicuntiaobaxialaijianchayixiaranhoukeyiyongxiangpicacashiyixia；ruoshixiankawenti，xuyaozhongxinanzhuangxiankaqudong；diannaoxitongyouwentizhinengzhongzhuangxitongle。