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[例1]故障现象 插入带盒拍摄,几分钟后倒回原处重放,寻像器内黑白图像正常,按暂停键后同时按下REC和A·DUB键,相应的状态指示灯不亮,机器不能进入插入编辑(INST)状态。 分析与检修 能够正常拍摄和重放,说明该机录/放部分信号处理电路和系统控制微处理器电路工作正常。在重放暂停状态下同时按下REC和A·DUB
[Example 1] Symptom Inserting the cassette to shoot, return to original place after a few minutes, and the black and white image in the viewfinder is normal. Press the PAUSE button and press the REC and A · DUB buttons at the same time, the corresponding status indicator is off , The machine can not enter INST state. Analysis and overhaul to normal shooting and playback, indicating that the machine recording / playback part of the signal processing circuit and the system control microprocessor circuit is working properly. Press REC and A · DUB simultaneously while playback is paused