有线电视的故障常发生在用户终端,一些用户常因一点小故障而影响收看,这里向您介绍一些用简单工具排除常见故障的方法。 一、收不到台,或仅有一点模糊图像 这类故障多是:①插头芯线折断或脱落;②插头处芯线与屏蔽金属网短路;③进户线断路。经常因为看录像、玩游戏机而频繁插拔插头,容易造成①、②故障。建房时未建有线电视网,后在室外另拉线,使进户线未固定牢,时间长了容易造成故障③。排除这类故障时,一定要细心卸开插头,找出断路或短路点,重新接好线。 Cable TV failures often occur in the user terminal, some users often affect a little glitch watch, here to introduce you to some simple tools to troubleshoot common faults. First, the Taiwan can not receive, or only a little fuzzy images Such failures are mostly: ① plug wire break or fall off; ② plug at the core wire and the shield metal short circuit; ③ into the household line circuit. Often because of watching video, playing games and plug frequently plug, easily lead to ①, ② fault. Building built without cable television network, after the other outdoor cable, so that the line is not fixed prison, a long time easily lead to failure ③. To rule out such failures, we must carefully uninstall the plug to find the open circuit or short circuit point, reconnect the line.