话筒2内部故障 40%
话筒2线路破损造成对正极短路 30%
话筒2插头内部对正极短路 20%
COMAND控制单元故障 10%
https://qc.dianpusou.com/tag/%e5%a4%a7%e4%bc%97%e6%8d%b7%e8%be%be%e8%a3%b8%e8%bd%a6%e5%a4%a7%e6%a6%82%e6%98%af%e5%a4%9a%e5%b0%91%e9%92%b1
话筒2内部故障 40%
话筒2线路破损造成对正极短路 30%
话筒2插头内部对正极短路 20%
COMAND控制单元故障 10%
https://qc.dianpusou.com/tag/%e5%a4%a7%e4%bc%97%e6%8d%b7%e8%be%be%e8%a3%b8%e8%bd%a6%e5%a4%a7%e6%a6%82%e6%98%af%e5%a4%9a%e5%b0%91%e9%92%b1