发布时间:2025-02-07 09:42:10
是4根芯的电话线还是两根芯?正常的两根芯一般没有什么顺序说的,对接起来就好。4根芯的话看着接的是否对着颜色接或按顺序接,主要水晶头中间那两根。如果接对了,那就检查下接在MODEM的电话头是否插好,或关闭MODEM几分钟,在试连接。
用户在使用海尔冰箱时发现冷藏室总是有水存在排水口堵塞如何处理
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