为什么说“又”?因为这故障已经是第3次发生了!!!
今天周六了,午饭前还得把它修好,不然没饭吃!于是:
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轻车熟路了,直接拆开找到面板的这颗电解电容!
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咦!好多小强屎,该不会是屎引起的吧,于是酒精,牙刷伺候:
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刷的还挺干净的,可惜我的一根牙刷!
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看~ 洗的干净,还不褪色呢!
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这颗是什么?Samsung单片机吗?
洗干净了,就准备插了! 插上面板排线,试试看:
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呜~还是不行!
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好吧,别幻想了,直接换这颗电容吧!就是下图黄色框框中的这个,这可是前一周才换的,怎么会怎样?!
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烙铁拿出来了,发现我的烙铁自从做好之后还没在坛里亮过相,来吧~ Show time!
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给烙铁接了地线!
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还贴了一个旋钮贴纸,真到位!
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来看看这配的电源线,Apple的无卤电线,软的不得了!
这就是在上一个公司的优势,电源线随便用!
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轻松拆下电容,自从有了白菜白光,再也不用担心烙铁温度不够,升温也快!
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我怀疑电容没坏,是其他地方的故障,想量量看容量,结果我的万用表最大量程才200uF,量不下这颗470uF的电容!
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既然拆开了,看一下主板!
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电容(330uF 16V)的换上,插电,滴的一声响!开机了!
午饭有的吃了,可是还要苦逼的去买菜!
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为什么这颗电容老是引起不开机的故障,这不是一颗5V的滤波电容而已吗?是容量不对?耐压是16V的,没问题。求高手解答!