ＶＣＤ机故障检修实例精选例１索尼Ｋ７００型故障现象：碟片进出盒正常但放入碟片不读盘。分析与检修：经开机检测发现激光头聚焦动作正常但碟片不转，但在检修中偶然将该机倒立机器都能读盘并能播放。进一步观察发现机器倒立时光头组件突出量要比水平旋转时大些。估计为... VCD machine troubleshooting example selection example 1 Sony K700 type Symptom: the disc into and out of the box but the normal but not into the disc reading plate. Analysis and Maintenance: The boot detection found that the laser head focusing normal operation but the disc does not turn, but in the accidental maintenance of the machine upside down machine can read the disc and can play. Further observation found that when the machine inverted head assembly protruding amount greater than the horizontal rotation. Estimated as ...