拆机检查,发现开机时光头不能回位且无聚焦动作,但有激光发出。该机采用索尼sonyKSS-213C激光头,轻轻拨动光头排线,发现有时进给电机突然转动一下,怀疑光头排线不良,将排线更换后,读碟、播放均正常。 |
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