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卸下电源开关 ........................................................................................................................................................24 安装电源开关 ........................................................................................................................................................25 卸下输入 /输出 (I/O) 面板 ......................................................................................................................................26 安装输入 /输出（I/O）面板 ..................................................................................................................................27 卸下系统板 ............................................................................................................................................................27 安装系统板 ............................................................................................................................................................28 系统板组件 ............................................................................................................................................................29 3 系统设置程序...........................................................................................................................31 引导顺序 ................................................................................................................................................................31 导航键 .................................................................................................................................................................... 31 系统设置程序选项 ................................................................................................................................................32 更新 BIOS ..............................................................................................................................................................40 跳线设置 ................................................................................................................................................................40 系统密码和设置密码 ............................................................................................................................................41 设定系统密码和设置密码 ............................................................................................................................. 41 删除或更改现有系统密码和 /或设置密码 ....................................................................................................42 禁用系统密码 ................................................................................................................................................. 42 4 Diagnostics（诊断程序）......................................................................................................43 增强型预引导系统评估 (ePSA) 诊断程序 .......................................................................................................... 43 5 排除计算机故障...................................................................................................................... 45 电源 LED 诊断程序 ................................................................................................................................................45 哔声代码 ................................................................................................................................................................46 错误消息 ................................................................................................................................................................46 6 Specifications............................................................................................................................ 51 7 与 Dell 联络 .............................................................................................................................. 57
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