交换机指示灯亮,电脑指示灯不亮,用测线仪侧1号线不亮是什么问题

2024-11-27 16:27:46
推荐回答(4个)
回答1:

这个问题要分开两种情况来做:第一种情况是水晶头出现在问题,先检查两边的水晶头,如果说没有找到是哪一边的问题,能找到就重压一边的水晶头就好了,如果没有找到就重新压两边的水晶头;第二种情况是确定不是水晶头的问题,那就是1号线断了,碰到这种情况如果方便,直接换一根网络就好了,如果不方便换整根网线的(比如是预埋的线),可以用第4、5、7、8号线来替换1号线,因为网线实际只用到1236号线。希望能帮到你,

回答2:

网线水晶头压接有问题吧,可以重新压接两边的水晶头后,用测线器再次检测,至少要保证1、2、3、6号线是通的。

回答3:

就是压水晶头时1号线没有压好造成接触不良.你看看水晶头可以判断是哪个水晶头压的不好,重新压过再测.

回答4:

从新接个水晶头

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