Service Manual

故障排除....................................................................106
刷新 BIOS.............................................................................................106
刷新 BIOS（USB 闪存盘）..................................................................106
增强型预引导系统评估 (ePSA) 诊断程序............................................107
运行 ePSA 诊断程序...................................................................... 107
系统诊断指示灯...................................................................................108
弱电释放.............................................................................................. 109
Wi-Fi 重启............................................................................................ 109
获取帮助和联系 Dell....................................................111
自助资源................................................................................................111
联系 Dell................................................................................................112
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