Service Manual

32 故障排除.................................................................................................................................. 63
刷新 BIOS.............................................................................................................................................................................63
使用 USB 恢复驱动器重新安装 Windows...................................................................................................................... 63
刷新 BIOS（USB 闪存盘）...............................................................................................................................................63
修复 USB 引导支持导致的无引导问题...........................................................................................................................64
增强型预引导系统评估 (ePSA) 诊断程序......................................................................................................................64
运行 ePSA 诊断程序.................................................................................................................................................... 64
系统诊断指示灯..................................................................................................................................................................64
弱电释放.............................................................................................................................................................................. 65
WiFi 重启.............................................................................................................................................................................. 65
33 获取帮助和联系戴尔................................................................................................................... 67
6 Contents