Denso BHT-8000 User Manual page 97

Problem
You attempted to download a file other than the BHT system
parameter file.
Solution
Check whether the file you attempted to download is the BHT system
parameter file.
Problem
The current download will exceed the maximum of 80 files in the
memory.
Solution
Press the 2 key to return to the SYSTEM MENU, then delete
unnecessary files in the memory. (Refer to Subsection 2.5.3, [ 7 ].)
Problem
Downloading has failed.
Solution
To retry downloading, press the 1 key.
To return to the SYSTEM MENU, press the 2 key. Check the interface
port and communications parameters in the SET SYSTEM menu or
perform the communications test in the TEST menu. (Refer to
Subsection 2.5.3, [4.5] and [5.7].)
It is also necessary to check the communications parameters setup of
the host computer.
Chapter 2 Getting Started the BHT and System Mode
81