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TES CU板的LED指示灯显示“2/ˉ”,表明CU板处于( )。
分类: 通信专业业务
发布时间: 2023-11-19 12:12
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TES CU板的LED指示灯显示“2/ˉ”,表明CU板处于( )。
A.A、链路建立状态
B.B、空闲状态
C.C、检测到载波,CU正在接收一个信号,并试图锁定解调器
D.D、加载状态
正确答案是C
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