Service Manual

前提条件.............................................................................................................................................................................. 35
步骤.......................................................................................................................................................................................35
24 装回掌垫部件............................................................................................................................ 36
步骤.......................................................................................................................................................................................36
完成条件.............................................................................................................................................................................. 36
25 系统设置程序............................................................................................................................ 37
BIOS 概览............................................................................................................................................................................. 37
进入 BIOS 设置程序........................................................................................................................................................... 37
导航键...................................................................................................................................................................................37
Boot Sequence引导顺序........................................................................................................................................... 38
系统设置选项...................................................................................................................................................................... 38
26 系统密码和设置密码...................................................................................................................44
分配系统设置密码..............................................................................................................................................................44
删除或更改现有系统设置密码......................................................................................................................................... 44
清除 CMOS 设置................................................................................................................................................................ 45
清除 BIOS系统设置和系统密码...............................................................................................................................45
27 故障排除...................................................................................................................................46
增强型预引导系统评估 (ePSA) 诊断程序......................................................................................................................46
运行 ePSA 诊断程序.................................................................................................................................................... 46
刷新 BIOSUSB 闪存盘...............................................................................................................................................46
刷新 BIOS.............................................................................................................................................................................46
备份介质和恢复选项..........................................................................................................................................................47
WiFi 重启.............................................................................................................................................................................. 47
弱电释放...............................................................................................................................................................................47
系统诊断指示灯.................................................................................................................................................................. 47
28 获取帮助和联系 Dell...................................................................................................................49
目录
5