Datasheet

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6.3.11.23. After a couple of seconds, the DFU will be uploaded to the modem.
Make sure it takes 1-3 seconds and does not happen immediately.
Otherwise, the SW has not been uploaded correctly. If the DFU appears
to upload immediately, check the "Choose" button you used or change
the version of DfuSe SW to a different one
6.3.11.24. Disconnect the short circuit
6.3.11.25. Start the Dashboard and press RESET button
6.3.12. If you experience difficulties in DFU programming, please try the
following:
6.3.12.1. Use a different computer with a different version of Windows or another
operating system
6.3.12.2. Install a different DfuSe version (whichever works best with your
Windows)
6.3.13. If you have uploaded the latest firmware for all the boards, you can start
to activate the system:
6.3.14. While the beacon or modem is connected to the Dashboard, click the
DEFAULT button on the Dashboard to upload the default settings. Do it after
each SW upgrade for all devices!