: The driver and hardware automatically detect whether to act as the Link Active Scheduler (LAS)
Are you attempting to this driver on a specific version of Windows, or FieldMate - Yokogawa Electric Corporation
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| Issue | Likely Cause | Recommended Solution | |:---|:---|:---| | Driver installation fails | The FFusb was connected before the software was installed | Uninstall any partially installed drivers from Device Manager, remove the FFusb from the USB port, run the software setup again, and then reconnect the hardware. | | Interface not recognized | Conflicting USB drivers or a faulty USB port | Try a different USB 2.0 port on your PC. Avoid using USB hubs if possible, as they can sometimes cause recognition issues. | | Communication DTM license issue | The CommDTM is running in demo mode | Ensure you have a valid license for the FFusb CommDTM. Without a license, the DTM will only run for 15 minutes in demo mode before disconnecting. | | Cannot connect to FF H1 network | Incorrect physical connection to the fieldbus segment | Double-check that the positive and negative signal wires are correctly connected to the 3-pin screw connector on the FFusb interface. |
If you see a after connecting the FFusb, the driver installation has failed or is incomplete – proceed to the troubleshooting section below.
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