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新帖,今天闲着无事用809H 读取EMMC读完不开机了

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Post time: 2019-9-11 16:42:27
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今天闲着无事用809H 读取EMMC读完不开机了,主板是tcl40-rt9507-mac4hg,板子是正常板子,接上去读取emmc信息,并保存备用。结果读完,机器不开机了,不知道是啥原因造成的
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Post time: 2019-9-12 16:51:13
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看看是否把EMMC的通讯电阻烧坏了。
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Post time: 2019-9-11 16:58:55
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把读出来的数据 在从新写入进去试试。所以说  刷机有风险,读取需谨慎
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Post time: 2019-9-11 17:08:59
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重写引导,再用U盘升级
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Post time: 2019-9-16 14:14:16
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飞线的话注意检查CLK   CMD  D0的电阻,拆下读取的话考虑焊接是否有问题
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Post time: 2019-9-18 22:06:28
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楼主解决了没?解决了分享经验。我今天刷一块MS28L主程序,报升级失败,拿另一块能开机的主板过来刷,成功刷成了一样的故障,换了好几个软件版本都不行,真是稀奇古怪
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Post time: 2019-9-20 08:12:29
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Clk D0 CMD resistors open easily with high temperature soldering iron
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