联想A刷机教程

1、目录A690 软件升级说明书 ···············································

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8、;··2第一章 升级前软硬件准备 ·············································

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14、83;···············3 升级工具软件 ·································

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17、··············3 升级数据线驱动程序 ··································

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26、3;·········3第二章 软件升级设备连接示例······································&

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29、#183;········4第三章 驱动安装·······································

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32、3;································5第四章 软件升级················&

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36、#183;·····7第五章 升级完毕开机检验 ··········································

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39、;···········122软件升级指导书第一章 升级前软硬件准备1.1 软件准备工作 升级工具软件 升级数据线驱动程序1.2 硬件准备工作 升级数据线升级数据线名称GB 5pin-USB数据线升级数据线编号31-028916未经允许，请勿传播此文档3升级线驱动名称USB VCOM Driver（附于升级工具包中）升级线驱动存放位置SIM 系统知识库检索软件相关资料升级工具名称SPMultiPortFlashDownloadProject（与手机软件包打包在一起）SIM 系统知识库检索软件相关资料升级工具存放位置软件升级指导书第二章 软件升级设备连接示例数据线 I/O 接口连接到手机数据线的 USB 端口连接到电脑GB 5pin-USB 数据线未经允许，请勿传播此文档4软件升级指导书第三章 驱动安装注意事项：1、驱动安装需要一至两次（已安装一次了可能电脑未识别会提示再安装一次），过程相同（若电脑已装过类似驱动的，直接进入升级部分）。2、手机拆下电池，重新安装电池后，再插上 USB 线。驱动安装步骤：1、 对于初次使用该下载工具的电脑需要安装 USB 驱