音响不识别内存卡和u盘是怎么回事

cha ka yin xiang bu du nei cun ka zhi du u pan shi zen me hui shi nei cun ka cha cao chu wen ti le ba ，huo zhe huan ge nei cun " w a v ge shi dou shi ke yi shi bie de 。3 、qi che bu zhi chi da rong liang U pan ，yi xie lao xing hao de qi che bu zhi " 音响不识别U盘便携式手提音响客户描述u盘不识别拆机二修围绕USB接口母座一下阻值「4个脚一个供电中间两个数据传输➕➖ 还有一个接地」有可

插卡音响不读内存卡只读u盘是怎么回事内存卡插槽出问题了把，或者换个内存wav格式都是可以识别的。3、汽车不支大容量U盘，一些老型号的汽车不支yin xiang bu shi bie U pan bian xie shi shou ti yin xiang ke hu miao shu u pan bu shi bie chai ji fa xian er xiu wei rao U S B jie kou mu zuo da yi xia zu zhi 「4 ge jiao yi ge gong dian zhong jian liang ge shu ju chuan shu ➕ ➖ hai you yi ge jie di 」you ke "