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Ａ４机芯彩电电源故障检修林平Ａ４机芯彩电电源电路采用自激式脉冲变压器耦合的开关电源，光电转换元件作为稳压取样和电源控制，而开关电源与保护电路又互相制约，机器故障常与这部分电路有关。现以三洋ＣＭＸ２５１０Ｃ－００型彩电为例，介绍检修过程。［例１］故障现...
A4 movement color TV power troubleshooting Lin Ping A4 core color TV power supply circuit using self-excited pulse transformer coupled switching power supply, photoelectric conversion components as a regulator sampling and power control, and switching power supply and protection circuits and each other constraints, machine fault often And this part of the circuit. Now Sanyo CMX2510C-00-type TV, for example, describes the maintenance process. [Example 1] Trouble is ...