7298A刷机后手机破音，求解决

情殇丄

我下载了一个移植百度云ROM的刷机包，之后就有破音现象→_→用耳机也是→_→求救，怎么办，不想再换了，可不可以刷补丁什么的
下载地址：http://m.baidu.com/from=1000635a/bd_page_type=1/ssid=0/uid=0/pu=cuid%40l82RalPQvi0AavaTlaHAfgah2u_hu2al_u2A8YaU28iSOB8f_avQi_u3v8gaa2fHA%2Csz%401320_480%2Cosname%40baidubrowser%2Ccua%40_avLC_aE-i4qywoUfpw1z4adsizlaX8D4a2AiuL1B%2Ccut%40lpw2qfy3AI_zu-fjlI2UN_ClvhgbuDuENJAfjuLgB%2Cctv%402%2Ccfrom%401000635a%2Ccen%40cuid_cua_cut%2Ccsrc%40app_box_txt%2Cta%40bmbadr_2_4.2_5_5.1/baiduid=5320E9B1F4D0D054AEFB67F4810A3AC6/w=0_10_%E9%85%B7%E6%B4%BE7298A%E5%88%B7%E6%9C%BA/t=zbios/l=3/tc?m=8&srd=1&dict=30&src=http%3A%2F%2Fbbs.ydss.cn%2Fxiao_1.php%3Furl%3Dhttp%3A%2F%2Fpan.baidu.com%2Fs%2F1hq63dJI
真心求助啊