查遥控器正常,怀疑遥控接收部分有问题。把应急开关拨向遥控状态,查接收头dianyuan电源为4.99V,信号端电压4.88V正常。用遥控器发出指令,用指针式万用表测量信号端与地之间电压时,指针有抖动现象,并且有比较轻微的 |
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