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DP83620: 用A7+83620+光口,试生产了30块,有10多块光口不通

Part Number: DP83620


用A7+83620+光口,试生产了30块,有10多块光口不通,对不正常的进行了测试,从PC通过ping光口,可以发现A7收到了数据且应答的数据到了PHY的TX光脚但TD+TD-没有信号出来。