求教原因：HDTV的天线插口坏了，改用VRC的插口输入后再用RCA连电视，但频道全skip.是怎么回事？谢谢！

来源: 美麻子于 2013-03-06 14:15:17 [旧帖] [给我悄悄话] 本文已被阅读：次

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