收到同行送来的故障机壹台TCL液晶电视,采用的是MT55CD机芯,故障表现是卡死,升级无效,拆EMMC后用809H读不出备份,只能换新写引导,再升级修复,屏参存在24C存储器里,所以升级完就好了,不需要调屏参。附:TCL液晶电视MT55CD引导程序 |
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