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Dell EMC PowerEdge R240 安装和服务手册

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非冗余有线电源装置指示灯代码

按下自我诊断按钮，在系统非冗余已连接电缆的电源设备 (PSU) 上快速检查运行状况。
图 1. 非冗余已连接电缆的交流 PSU 状态指示灯和自我诊断按钮
此图显示非冗余 AC PSU 状态指示灯和自我诊断按钮。
  1. 自我诊断按钮
  2. AC PSU 状态指示灯
表 1. 非冗余 AC PSU 状态指示灯此表介绍有关非冗余 AC PSU 状态指示灯。
电源指示灯显示方式状态
不亮电源未连接或电源设备出现故障。
绿色有效的电源已连接到 PSU，PSU 正常运行。

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