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BQ769400+78350 CHG不打开



BQ769400+78350   CHG不打开(14S)14串电池组,做了10来个, 好几个 都是 CHG 管处理断开状态 ,DSG管 是 导通状态。 各位大神指点下。     还有max error 这个是什么一个意思?  显示100%要怎么 处理?