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https://e2e.ti.com/support/audio-group/audio/f/audio-forum/684156/tpa3128d2-fault-must-be-pull-high-or-not
您好，先生，
如果是TPA3128，请帮助检查故障针脚，它必须处于拉高位置，或者仅连接到SD是否正常？
