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故障现象:插上电源,按出盒键录像带不能弹出。分析检修:首先不忙于拆机修理,仔细观察故障现象,以便能最大限度地从外观上初步判断故障部位。按“POWER”键,红灯一闪即灭,按“EJECT”键,红灯也一闪即灭。这说明电源负载有严重短路现象,该机不同于其他类型的电源保护,一闪即灭说明电源一旦开启就不胜负荷,而闪亮几秒后熄灭则说明系统控制在该
Symptom: Plug in the power, press the box key video tape can not be ejected. Analysis and maintenance: First of all, not to be disassembled repair machine, carefully observe the phenomenon of failure, in order to maximize the appearance of the initial judgment of the fault site. Press the “POWER” button, the red light flashing off, press the “EJECT” button, the red light is flashing off. This shows a serious short-circuit power load phenomenon, the machine is different from other types of power protection, flash off means that once the power is on the load, and flash off after a few seconds that the system control in the