[{"data":1,"prerenderedAt":301},["ShallowReactive",2],{"/2026/laptop-repair-postmortem":3,"surround-/2026/laptop-repair-postmortem":295},{"id":4,"title":5,"body":6,"categories":268,"date":270,"description":271,"draft":272,"extension":273,"image":274,"meta":275,"navigation":277,"path":278,"permalink":279,"published":279,"readingTime":280,"recommend":279,"references":279,"seo":285,"sitemap":286,"stem":287,"tags":288,"type":292,"updated":293,"__hash__":294},"content/posts/2026/laptop-repair-postmortem.md","清灰。然后笔记本坏了",{"type":7,"value":8,"toc":259},"minimark",[9,14,18,21,24,27,33,36,39,42,61,64,67,96,99,144,152,155,158,161,166,169,172,175,182,189,196,199,202,205,208,215,218,221,230,234,237,240,243,246,249,256],[10,11,13],"h2",{"id":12},"最好在中午清灰因为早晚会出事","最好在中午清灰，因为早晚会出事",[15,16,17],"p",{},"3月底死亡搁浅2终于上PC了，二代相比一代内容加了不少，硬件要求也高了不少，我的笔记本因为考研最近一年多基本没玩游戏，这一年多也一直没清过灰。",[15,19,20],{},"玩DS2的时候，经常碰温度墙掉帧，手伸到出风口试了一下，发现风力比较弱，顶部的出风口甚至都快没风了，于是下单7950相变片，准备清一下灰然后换换硅脂。",[15,22,23],{},"快递是几天后的一个傍晚到货的，吃完饭我就开始了，当然这也不是我第一次拆机清灰换硅脂了，所以基本的流程我还是了解的：拆后盖、断电源排线、按开机键释放主板静电、断风扇排线、卸下散热模块，然后开始清理。",[15,25,26],{},"一年多没清理，灰还是挺大的，出风口确实被堵了一点。",[28,29],"pic",{":width":30,"caption":31,"src":32},"300","其中一个风扇","https://assets.065535.xyz/posts/2026/laptop-repair-postmortem/dusty-fan.webp",[15,34,35],{},"大概一个小时后，清灰和换相变片都做完了，拧上螺丝盖上后盖，按下开机键，发现电脑根本没有反应，起初以为电池没插好，检查电池排线正常并且插电再次按下开机键，依旧是黑屏没反应。",[15,37,38],{},"这下汗流浃背了，长按电源键、重插电池排线、风扇排线、重插内存等等都试过去了，依旧黑屏。",[15,40,41],{},"没办法了，停下来梳理了一下目前电脑的现状：",[43,44,45,49,52,55,58],"ul",{},[46,47,48],"li",{},"插电后电源指示灯、电池指示灯点亮：电源和电池没问题",[46,50,51],{},"长按电源键后两指示灯会重修点亮：证明按键没问题",[46,53,54],{},"按下开机键后屏幕没有一刻也没有点亮",[46,56,57],{},"按下开机键后键盘背灯、大写灯没亮",[46,59,60],{},"按下开机键后风扇没转、相变片没化、铜管不热",[15,62,63],{},"那个时候我开始怀疑，是不是主板、CPU或者显卡哪块挂掉了，手电筒打着扫视了一圈，没有发现任何肉眼可见的元件烧毁以及掉件的情况，看起来一切正常，根本找不到有啥地方坏掉了。",[15,65,66],{},"继续回顾一下我的拆卸流程：",[43,68,69,72,75,78,81,84,87,90,93],{},[46,70,71],{},"拧下后盖螺丝，拆下后盖",[46,73,74],{},"断电源排线",[46,76,77],{},"按开机键释放主板静电",[46,79,80],{},"手摸金属架子床释放静电",[46,82,83],{},"断风扇排线",[46,85,86],{},"拧散热模块螺丝，卸下散热模块",[46,88,89],{},"清灰贴相变片",[46,91,92],{},"装回散热模块",[46,94,95],{},"盖后盖",[15,97,98],{},"我没有出现螺丝刀误触带电主板的情况，自己复盘了几遍也没找出问题所在。后来和群友讨论了一下，才注意到一个可能被忽略的细节：",[100,101,102,105,108,111,113,116,119,122,124,127,129,132,135,138,141],"chat",{},[15,103,104],{},"{:2026-04-18 23:30}",[15,106,107],{},"{.GuuGuai}",[15,109,110],{},"总不能是上螺丝太使劲",[15,112,107],{},[15,114,115],{},"主板弯曲CPU虚焊吧",[15,117,118],{},"{Lian}",[15,120,121],{},"按顺序上螺丝是不会有问题的",[15,123,107],{},[15,125,126],{},"这个，是有顺序的吗",[15,128,107],{},[15,130,131],{},"（）",[15,133,134],{},"{LostAngel}",[15,136,137],{},"CPU散热的螺丝还是要谨慎一点",[15,139,140],{},"竟然不知道的吗",[15,142,143],{},"那可能要交学费了",[15,145,146,147,151],{},"是的，很遗憾作为一个拆机清灰好几次的人，我在那天晚上第一次得知：",[148,149,150],"strong",{},"散热模组的螺丝是有拆装顺序的","，才发现，在此之前，散热模组的螺丝顺序我都是随机决定的，我其实是学习过官方的拆机教程的，但教程里面并没有提起过螺丝顺序这回事。",[15,153,154],{},"当时已经晚上十一点半了，已经无力回天。我暂时把原因归结为：未按螺丝顺序拆装导致主板受力不均，造成CPU或显卡虚焊。只能早点休息，明天再找维修店解决。",[10,156,157],{"id":157},"最难熬的夜",[15,159,160],{},"上床休息并不代表就能睡着，尤其是笔记本还坏了的情况下。十二点躺下，到一点半还是睡不着。翻出之前拍的主板照片一张一张看，发现其中一张CPU的照片里面，核心的一个角看起来像是裂开了。本来就在怀疑是不是螺丝拆装顺序不当导致CPU或显卡受损，看到这张照片后更睡不着了，直接起来拆机确认。",[28,162],{":width":163,"caption":164,"src":165},"500","看起来像是裂开的CPU","https://assets.065535.xyz/posts/2026/laptop-repair-postmortem/cpu.webp",[15,167,168],{},"如上图所示，那个角落在我看起来确实像裂开了。当时在床上看的时候，我几乎认定就是这里出了问题。",[15,170,171],{},"拆机检查后发现，原来是相变片留下的痕迹。四个角都完好无损，擦拭后痕迹就消失了，只是虚惊一场，顺带把显卡核心的四个角也都看了一下，没发现什么问题。",[15,173,174],{},"到这里心稍微能放下了一点，毕竟核心裂开这种傻逼事要是发生我就真寄了，换个CPU大几千，这机器二手才三四千，基本就没啥维修价值了。",[15,176,177,178,181],{},"第二天早上9点我带着电脑去学校里面的一个维修店了，给师傅解释了下前因后果，他看了一下板子的情况说没发现明显烧坏和掉件的情况，听我的操作也没觉得问题多大，他的说法是：螺丝顺序其实",[148,179,180],{},"问题不大","，主板没那么脆弱，最重要的断电池排线我也做了，不应该出现这种情况。",[15,183,184,185,188],{},"然后他就接上电源看了一下待机电流，按下开机键的瞬间，",[148,186,187],{},"电流是0.00","。。。",[15,190,191,192,195],{},"是的，按下开机键一点电流都没有，在检查了按键模块没问题后，师傅说只能卸下主板一块一块量了，征得同意后师傅量了大概一个多小时，最终得出的结论是：因为仪器原因无法确定，但他高度",[148,193,194],{},"怀疑CPU挂了","，给我两个方案，要么我自己拿走，要么放他那等几天，他去找人确定。如果确定CPU挂了，就不推荐修了，因为硬件成本就得一千多，加上手工费就得两三千了，这电脑现在二手也才值三四千，没必要。",[10,197,198],{"id":198},"坏也得坏个明白",[15,200,201],{},"秉持着“坏也得坏个明白”的想法，我还是把电脑带走去市区的维修店了，放在他那又要等，我实在是没办法再等了，要么当天判死刑，要么当天救回来。",[15,203,204],{},"下午一点半左右，经熟人介绍，在西安电子市场里找了一个维修店，向师傅说明情况后，他的判断和上家一致：我的操作没啥太大的问题，螺丝顺序的影响不算很大，除非特别用劲。",[15,206,207],{},"师傅扫了一眼主板，没发现元件有明显的烧坏或者掉件，拿着电表测了一下感觉情况不太好，由于他那边几个维修设备送去维护了，他把我的电脑拿到隔壁同行的店铺去了，交给他修了。",[15,209,210,211,214],{},"第二个师傅拿电表测了一会，告诉我可能是低压电路某处烧坏了，几个点位的值不太对，但是他",[148,212,213],{},"不能排除CPU损坏的可能","，有可能就是和上家说的一样CPU坏了。他提出方案：逐个拆卸元件排查，修好收500元，修不好不收。我同意了。",[15,216,217],{},"征得我同意后师傅就开始找图纸了，然后就是漫无止境的拆件、测量。",[15,219,220],{},"三点四十左右，师傅去找料板换零件了，我感觉有点希望了。过了四十分钟，所有元件重新焊上去了。接上电源开始测试，电流应该是正常了，师傅开始组装机器，然后就是最后一步：插电、开机、成功点亮。",[15,222,223,224,229],{},"一点半到四点四十，耗时三个多小时，终于是救回来了，代价是损失一天的时间和 ",[225,226,228],"tip",{"tip":227},"本来报价500，经熟人砍价到400了","400块","。",[28,231],{":width":30,"caption":232,"src":233},"400块就这样消失了","https://assets.065535.xyz/posts/2026/laptop-repair-postmortem/wechat-pay.webp",[15,235,236],{},"师傅收款后给我说，他还是觉得是带电操作引起的短路，至于具体是哪个操作出的问题，可能是个未解之谜了，毕竟我又没有给拆机全程录像。",[15,238,239],{},"另外因为上午走的太着急，后盖的螺丝被我装在袋子里放桌子上忘带了，盖后盖这个收尾工作就由我回宿舍后完成。",[10,241,242],{"id":242},"最后的复盘",[15,244,245],{},"和同学在市区吃了个饭之后才回的宿舍，拿出笔记本刚拧上去了三颗后盖螺丝，我突然想起来一件事：师傅好像把硬盘装反了，他把我其中一个只支持PCIE3.0的盘装到4.0接口上去了。",[15,247,248],{},"拆掉刚刚拧上去的螺丝，正准备调换一下硬盘顺序时，突然想起来一件事：后盖上的螺丝经常会卡在孔位里面，之前我都是用钕铁磁铁吸出来的，这次清灰的时候偷懒没这么干，就让他留在后盖孔位里面，直到第二天拿去维修的时候才全取出来。",[15,250,251,252,255],{},"问题就在这里了：当我清理完成插上电池排线之后，主板就带电了，这个时候盖上后盖，留在孔位里面的螺丝，他的尖端会不会因为我没对齐孔位，从而",[148,253,254],{},"接触主板导致短路","？",[15,257,258],{},"当然这只是猜测，但这确实是目前最合理的解释，毕竟只有这次我偷懒没把螺丝取下来。",{"title":260,"searchDepth":261,"depth":261,"links":262},"",4,[263,265,266,267],{"id":12,"depth":264,"text":13},2,{"id":157,"depth":264,"text":157},{"id":198,"depth":264,"text":198},{"id":242,"depth":264,"text":242},[269],"杂谈","2026-04-28 00:35:30","日常清灰换相变片，不知道为什么翻车了....",false,"md","https://assets.065535.xyz/covers/laptop-repair-postmortem.webp",{"slots":276},{},true,"/2026/laptop-repair-postmortem",null,{"text":281,"minutes":282,"time":283,"words":284},"12 min read",11.85,711000,2370,{"title":5,"description":271},{"loc":278},"posts/2026/laptop-repair-postmortem",[289,290,291],"游戏本","翻车","维修","story","2026-05-01 00:03:30","AXciDcrROL9pAtsX1PPKyH4floPVMmH7B50h6A6wZL0",[296,279],{"title":297,"path":298,"stem":299,"date":300,"type":292,"children":-1},"考研劝退指北其二：要考研吗？","/2026/kaoyan-guide-2","posts/2026/kaoyan-guide-2","2026-02-10 23:09:34",1777565115328]