Service Manual

Table Of Contents
Intel USB 3.0 xHCI...............................................................................................................................................................76
下载 Wi-Fi 驱动程序........................................................................................................................................................... 77
下载介质卡读取器驱动程序..............................................................................................................................................77
下载芯片组驱动程序.......................................................................................................................................................... 77
下载网络驱动程序.............................................................................................................................................................. 77
48: 系统设置程序....................................................................................................................... 79
引导顺序...............................................................................................................................................................................79
导航键...................................................................................................................................................................................79
系统设置程序...................................................................................................................................................................... 79
进入 BIOS 设置程序...........................................................................................................................................................80
系统设置选项...................................................................................................................................................................... 80
系统密码和设置密码..........................................................................................................................................................84
分配系统设置密码........................................................................................................................................................ 84
删除或更改现有系统设置密码................................................................................................................................... 84
清除 CMOS 设置...........................................................................................................................................................85
清除 BIOS(系统设置)和系统密码......................................................................................................................... 85
49: 故障排除............................................................................................................................. 86
刷新 BIOS.............................................................................................................................................................................86
刷新 BIOSUSB 闪存盘)...............................................................................................................................................86
增强型预引导系统评估 (ePSA) 诊断程序......................................................................................................................86
运行 ePSA 诊断程序.....................................................................................................................................................87
系统诊断指示灯.................................................................................................................................................................. 87
弱电释放.............................................................................................................................................................................. 88
Wi-Fi 重启.............................................................................................................................................................................88
50: 获取帮助和联系 Dell..............................................................................................................89
目录 7