对于彩电出现彩色异常故障,在有彩色电视信号发生器的条件下,从天线插孔输入标准彩条信号,观察彩条的颜色变化情况,可比较容易地判断出故障发生的范围。笔者在长期的维修实践中总结出了“用标准彩条信号诊断彩电颜色异常故障表”(见表1),经实际使用能够起到快速、准确地判断故障部位的作用。但表1 用标推彩条信号诊断彩电颜色异常故障表 For color TV malfunction, under the condition of a color TV signal generator, input standard color bar signal from the antenna jack to observe the color change of the color bar. It is relatively easy to judge the range of the malfunction. The author summed up in the long-term maintenance practice “using the standard color bar signal to diagnose the abnormal color TV malfunction table ” (see Table 1), the actual use can play a quick and accurate role in determining the fault site. Table 1, but with the color signal to push the color TV diagnosis abnormal color table