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有线电视发生故障,主要原因可分为室内和室外两部分。对于室内部分,用户可自我检修。 收视效果不佳:用户首先应检查电视机是否有故障。方法是,拔出用户线,接上室内天线,用搜索键选键选台,若正常则说明电视机是好的。然后检查用户线与用户盒输出口和电视机天线插口两端接插是否接触良好。方法是,晃动用户线两接插端,若电视画面
Cable TV failure, the main reason can be divided into two parts indoor and outdoor. For the interior part, the user can self-repair. Poor ratings: the user should first check whether the TV is faulty. Method is to pull out the user line, connected to the indoor antenna, use the search key to select the key election, if normal, then the television is good. Then check the user line and the user box outlet and TV antenna socket both ends of the plug is in good contact. The method is to shake the two user terminals plug, if the TV screen