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电源适配器坏了怎么维修?

日期:2019-12-23 14:56:11 来源:admin

  笔记本电脑电源适配器因结构紧凑、功耗大、发热高,成为故障率比较高的部件。而这些电源适配器损坏后,去市场上购买一个原装的通常要花费几十至数百元不等。对于初学者来说这些采用开关电源的电源适配器看似相当复杂,维修困难,然而不同品牌、不同型号的笔记本电脑电源适配器内部电路设计大致相同,初学者只要能掌握这种类型开关电源的工作原理,维修起来其实并不困难。

  电源适配器坏了怎么维修?

  1.工具准备

吉林快3  QISHISHANG,BIJIBENDIANYUANSHIPEIQIYEBUSHISHENMEGAOKEJICHANPIN,QISHIHESHOUJI、SHUMAXIANGJIDENGDIANYUANSHIPEIQIYUANLIJIBENYIZHI,ZHIYAODONGDEYIXIEDIANZIZHISHIDEREN,DOUNENGWEIXIUTA。YINCIWOMENZHIXUYAOWANYONGBIAO、LUOSIDAO、HANJIEGONGJUDENG。

  2.拆卸过程

吉林快3  RUGUOWAIZHIDIANYUANBUGONGDIAN,ZHEISHIKEYICHASHANGDIANCHISHISHI,RUGUOJIQIKEYIZHENGCHANGQIDONG,JIUYOUKENENGSHIDIANYUANXIANHUOZHESHIPEIQIYOUWENTI。RANHOUYONGWANYONGBIAOJIANCE,CHAMINGDIANYUANXIANSHIFOUYOUWENTI,YIJIANHUAWEIXIUNANDU,BUYAOYIKAISHIJIUCHANGSHIDAKAISHIPEIQIWAIQIAO。

  SHOUXIANJIANGBAXINGXIANHEDIANYUANSHIPEIQIDELIANJIEXIANBAKAI,XIANYONGWANYONGBIAOJIANCEDIANYUANSHIPEIQIDEBAXINGXIANSHIFOUYOUDUANLUXIANXIANG;RUGUOYOUDEHUA,NEIMEBIXUGENGHUANYITIAOBAXINGXIAN。DANGRANRUGUOGENGHUANHOUGUZHANGYIJIU,NEIMEJIUBIXUCHAIKAIDIANYUANSHIPEIQILE。

  DIANYUANSHIPEIQISHANGYOU 4 GESULIAOMAO,SHOUXIANJIANGQIKOUXIALAI,RANHOUYONGLUOSIDAOJIANGLUOSIQUXIALAI,RANHOUDAKAISHIPEIQIWAIQIAO,XUYAOZHUYIDESHI:ZAICHAISHIPEIQISHI,JINKENENGBUYAOPOHUAIWAIQIAO,WAIQIAOPOHUAIHOU,HUICHUXIANDIANCIFUSHEJIAQIANGDENGWENTI,YINGXIANGJIQIWENDING。RUGUOWAIQIAOPOHUAI,JINLIANGXIUBU。

吉林快3  DAKAIWAIQIAO,SHOUXIANWOMENKANDAODESHIPINGBICENG,XIAOXINDEJIANGPINGBICENGQUXIALAI。RANHOUWOMENJIUKEYIKANDAONEIBUDEDIANLUBANHEDIANRONGDENGYUANJIANLE。DIANYUANSHIPEIQIQISHIYEMEISHENMESHENMIDE,HEPUTONGDEKAIGUAN、WENYADIANLUMEIYOUSHENMEYUANZEQUBIE。YEJIUSHIYIXIEDIANRONG、DIANZU、DIANGAN、KAIGUANERJIGUAN、DIANYUANHEXINXINPIANDENG。

  3.找寻故障

  SHOUXIANYONGROUYANGUANCHAJIANCHAHANJIAO,RANHOUYONGWANYONGBIAOJIANCHADIANLU,RUGUODIANLUSHIDUANSHIXU,YIBANSHIJIECHUBULIANG。JIANCHADIANRONG、DIANZU、DIANGANYOUWUWENTI,RUDIANRONGCHUXIANGUBAO,ZUIHAOJISHIGENGHUAN,YIMIANLIUXIAYINHUAN。YONGWANYONGBIAOJIANCEYIXIABAOHUDIANLUHEZHENGLIUDIANLU,WEIBAOHUDIANLUZHENGLIUDIANLUZEYOUDIANGANXIANQUANHEDIANRONGZUCHENGDELVBODIANLU,RANHOUJINRUYOUJINGTIGUANZUCHENGDEKAIGUANGUANDIANLU。

  ZAICESHIGUOCHENGZHONG,BIZHEFAXIANDIANZUYINJIAOBEIXUHANLE,RANHOUYONGHANJIEGONGJUJIANGQIBUHANSHANGQU,JIANGDIANYUANSHIPEIQIZAIANZHUANGHAO,KAIJICESHI,JIEGUOWENTIJIEJUELE。

  XUYAOZHUYIDESHI:RUGUOZAIJIANCEGUOCHENGZHONG,YUDAOMOUGEDIANRONGYOUWENTI,KEYIGOUMAIYIGEXINGHAOHERONGLIANGXIANGTONGDEDIANRONG(JIAGEZAI5 YUANZUOYOU),RANHOUJIANGYOUWENTIDEDIANRONGHANXIALAI,JIANGXINDIANRONGHANSHANGQUJIKE。

  RUGUOFAXIAN IC DIANYUANXINPIANYOUWENTI,NEIMEKEANZHAOTONGYANGDEFANGFAJIEJUE。DANGRAN,YOUYU IC XINPIANJUEDUISHIDIANYUANSHIPEIQIZHONGZUIZHONGYAODEDIANZIYUANJIANZHIYI,DIANLUGUOYUFUZA,YINCIBIZHEZHAOLEYIGEDIANYUANSHIPEIQINEIBUDEDIANLUTU,ANZHAODIANLUTUXUNZHAOGUZHANG,JIUNENGHENFANGBIANJIEJUEWENTILE。

吉林快3  ZAISHIYONGSHI,YOUYUMUQIANDEBIJIBENDIANYUANSHIPEIQIGONGLVZAI 65 W ZUOYOU,NEIBUCHANSHENGDERELIANGZHUYAOTONGGUOSULIAOWAIQIAOCHUANDAOSANFACHULAI。DIANYUANSHIPEIQIDEBIAOMIANWENDUHAISHIXIANGDANGGAODE,GUJIWENDUYIBANZAI 80℃ZUOYOU。SUOYIDAJIAZAISHIYONGBIJIBENDIANNAODESHIHOU,JINLIANGBUYAOZAISHANGMIANDUIFANGDONGXI,YOUQISHIYIRANCAILIAO,BURANHUIYOUJINGRENDEJIEGUOFASHENG。

吉林快3  ZONGZHICHULEPINGSHIDEBAOYANGWAI, ZAIGOUMAIBIJIBENDIANNAOHUODANDUGOUMAIDIANYUANSHIPEIQISHI, DOUXUYAOZHUYIDIANYUANSHIPEIQIDEZHILIANG, QIANWANBUKEMAIDAOYICICHONGHAODECHANPIN, QIANGJINGDEZHILIANGHEZIJISHANDAISHIYONG, JIANGSHIYIGEHENMEIHAODEJIEJU。ZHIYUDIANYUANSHIPEIQIDEWEIXIUFANGMIAN, PINGSHIDAJIAKEYIDUOKANZHEIXIEFANGMIANZILIAO, RUGUONIDEDIANZISHUIPINGYOUXIAN, TEBIESHIZAIHANJIEDIANLUSHI, BUFANGQINGDONGXINGDEPENGYOULAIBANGMANG, DANGRAN, ZAOBAOXIUQINEI, SONGXIUSHIZUIHAODEXUANZE。


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