Service Manual
Table Of Contents
卸下触摸板.................................................................................................................................................................... 39
安装触摸板.................................................................................................................................................................... 40
风扇........................................................................................................................................................................................41
卸下风扇......................................................................................................................................................................... 41
安装风扇......................................................................................................................................................................... 41
I/O 板....................................................................................................................................................................................42
卸下 I/O 板.....................................................................................................................................................................42
安装 I/O 板.....................................................................................................................................................................43
电源按钮，带可选的指纹读取器.....................................................................................................................................45
卸下带可选的指纹读取器的电源按钮.......................................................................................................................45
安装带可选的指纹读取器的电源按钮.......................................................................................................................45
系统板...................................................................................................................................................................................46
卸下系统板.................................................................................................................................................................... 46
安装系统板.................................................................................................................................................................... 49
掌垫和键盘部件..................................................................................................................................................................53
卸下掌托和键盘部件....................................................................................................................................................53
安装掌托和键盘部件....................................................................................................................................................54
章 3: 设备驱动程序......................................................................................................................... 55
视频驱动程序......................................................................................................................................................................55
无线和蓝牙驱动程序......................................................................................................................................................... 55
章 4: 系统设置程序......................................................................................................................... 56
BIOS 概览.............................................................................................................................................................................56
进入 BIOS 设置程序...........................................................................................................................................................56
导航键...................................................................................................................................................................................56
引导顺序.............................................................................................................................................................................. 56
一次性引导菜单.................................................................................................................................................................. 57
系统设置程序选项..............................................................................................................................................................57
系统密码和设置密码..........................................................................................................................................................60
分配系统设置密码........................................................................................................................................................60
删除或更改现有的系统设置密码................................................................................................................................61
清除 CMOS 设置........................................................................................................................................................... 61
清除 BIOS（系统设置）和系统密码..........................................................................................................................61
章 5: 故障排除............................................................................................................................... 62
SupportAssist 诊断程序..................................................................................................................................................... 62
找到戴尔计算机的服务编号或快速服务代码................................................................................................................62
系统诊断指示灯..................................................................................................................................................................62
内置自检 (BIST)..................................................................................................................................................................63
恢复操作系统...................................................................................................................................................................... 63
刷新 BIOS.............................................................................................................................................................................64
刷新 BIOS（USB 闪存盘）...............................................................................................................................................64
备份介质和恢复选项..........................................................................................................................................................64
WiFi 重启.............................................................................................................................................................................. 64
耗尽剩余弱电（执行硬重置）.........................................................................................................................................65
章 6: 获取帮助和联系戴尔................................................................................................................66
4 目录