Denso BHT-100BW-CE User Manual page 61

If an error occurs during downloading
If some error occurs during downloading, the BHT beeps three times and shows one of the following
screens.
Problem
The memory is insufficient for storing files to be downloaded.
Solution
Delete unnecessary files in the memory or decrease the size of the
file to be downloaded.
Problem
The path of the file to be downloaded is too long.
Solution
Change the file name or the folder where you want to store the
downloaded file.
Problem
The file you attempted to download was opened.
Solution
Close the file to be downloaded or change its name, and then retry
the download.
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