卸下扬声器.....................................................................................................................................................................38
安装扬声器..................................................................................................................................................................... 41
系统风扇...............................................................................................................................................................................43
卸下系统风扇................................................................................................................................................................ 43
安装系统风扇................................................................................................................................................................ 45
散热器...................................................................................................................................................................................47
卸下散热器 - UMA........................................................................................................................................................47
安装散热器 - UMA........................................................................................................................................................48
DC-in 端口............................................................................................................................................................................48
卸下 DC-in 端口............................................................................................................................................................ 48
安装 DC-in 端口............................................................................................................................................................ 50
LED 板...................................................................................................................................................................................52
卸下 LED 板................................................................................................................................................................... 52
安装 LED 板................................................................................................................................................................... 55
触摸板按钮板...................................................................................................................................................................... 58
卸下触摸板按钮板........................................................................................................................................................58
安装触摸板按钮板........................................................................................................................................................59
系统板................................................................................................................................................................................... 61
卸下系统板..................................................................................................................................................................... 61
安装系统板.....................................................................................................................................................................67
币形电池...............................................................................................................................................................................74
取出币形电池.................................................................................................................................................................74
安装纽扣电池.................................................................................................................................................................74
显示屏部件.......................................................................................................................................................................... 75
卸下显示屏部件............................................................................................................................................................ 75
安装显示屏部件............................................................................................................................................................ 78
键盘........................................................................................................................................................................................81
卸下键盘......................................................................................................................................................................... 81
安装键盘.........................................................................................................................................................................84
智能卡读取器板.................................................................................................................................................................. 87
卸下智能卡读取器板.................................................................................................................................................... 87
安装智能卡读取器板....................................................................................................................................................89
掌垫部件............................................................................................................................................................................... 91
装回掌垫和键盘部件.....................................................................................................................................................91
5 故障排除.................................................................................................................................... 93
增强型预引导系统评估 (ePSA) 诊断程序......................................................................................................................93
运行 ePSA 诊断程序.................................................................................................................................................... 93
系统诊断指示灯..................................................................................................................................................................93
WiFi 重启.............................................................................................................................................................................. 94
6 获取帮助.................................................................................................................................... 95
联系戴尔.............................................................................................................................................................................. 95
4
目录