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The screen now appears as follows:
Step 5: Starting to download the programme
Press the "Download/Program" button. The connection to the USB-to-serial adapter is now tested. If an error
message appears, change the COM Port number in Step 3. Then press the "Download/Program" button
again.
The following appears in the display:
…Checking target MCU…
The bank note validator is then switched on.
It is correct when the bank note validator does not display
anything during data transfer. A progress bar appears on the screen which indicates the transfer status.