天气预报 > 生活 > 有线电视突然没信号了是怎么回事?
有线电视突然没信号了是怎么回事?
更新时间: 2021-04-10 15:02:13  

1、先检查到机顶盒信号输入接口的F5头子是否做好拧好;

2、如果黄色信号灯亮,说明有信号进入机顶盒,电视机显示无信号,说明电视机的信源不在数字电视机顶盒输入的那一路,重新选择电视机信源;

3、机顶盒黄色信号灯不亮,无数字电视信号,需要向有线电视管理部门报修;

4、机顶盒故障,拿到有线电视管理部门去检查修复。

关键词: 有线电视 突然 信号 怎么 回事

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