题目：三坐标测量机开机驱动键显示灯不亮的故障检测维修方案设计目录1.设备简介.........................................................................................................................11.1设备信息.................................................................................................................11.2设备工作原理.........................................................................................................21.3设备操作.................................................................................................................31.4设备故障现象.........................................................................................................41.5设备故障原因分析.................................................................................................42.安全操作规范.................................................................................................................52.1一般要求.................................................................................................................52.2工作前要求.............................................................................................................52.3工作中要求.............................................................................................................52.4工作后要求.............................................................................................................63.故障诊断流程方案设计及实施.....................................................................................63.1故障诊断流程方案.................................................................................................63.2方案的实施.............................................................................................................74.修复验证.......................................................................................................................134.1修复方法...............................................................................................................134.2修复的运行.....................................................