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reset一点多伏，SD、OTW三点多负，电源用所以2.1音响的支配电源13V2A，GVDD和PVDD并起来接，一点动静都没有，万能变测输出端5V左右稳定，接音响就直接变成几毫伏了，技术员大哥、XP大哥，帮我分析一下可能原因呗。
哦，下面是精简图、
先把复位信号搞稳定了再说, 1.x V 很可能还是复位状态呢.
