DMA Hardware Troubleshooting Basics | DMA 硬件基础排错方法
DMA Hardware Troubleshooting Basics
DMA 硬件基础排错方法
If a DMA setup is not working, start with the simplest hardware checks. Many problems come from loose cables, wrong roles between computers, incompatible firmware, or incomplete setup steps.
中文：如果 DMA 设置不能正常工作，请先从最基础的硬件检查开始。很多问题来自线材松动、主副机角色混乱、固件不匹配或设置步骤不完整。
Simple checks
- Reconnect every cable and check the USB control path.
- Confirm that the DMA card is seated properly.
- Verify firmware and hardware model compatibility.
- Restart in a controlled order and test one change at a time.
中文排错顺序
- 重新连接所有线材并检查 USB 控制路径。
- 确认 DMA 卡插入稳定。
- 核对固件与硬件型号是否匹配。
- 按顺序重启，每次只测试一个变化。
A clear troubleshooting order saves time and prevents random changes from creating new problems.
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