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949 Link 948 CRC错误

1、PC视频信号通过HDMI输入949,949转LVDS后输出至948解串显示;

2、HDMI视频信号有输出,948端Lock脚正常;

3、948、949之间IO映射正常;

4、完全无画面显示,读取949寄存器值0x0C值为:0x07

5、确认过3V3、1V8、1V1、PDB、MODE无异常;

6、EDID使用内部默认EDID,监测DDC通道观测EDID已被PC端成功获取;

麻烦指导一下排查方向,谢谢!

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