Denso BHT-8000 User Manual page 125

If the displayed filename is different from the name of the BHT system
reconfig file you want to use, then select "2:FILENAME" and enter the
correct filename.
Selecting "2:FILENAME" makes the entry box ready to accept entry
and displays a cursor. Enter the desired filename by using the
numerical keys and period (.) key, and then press the ENT key.
Pressing the SF key switches the entry mode between the numeric
mode and alphabet mode.
In the entry mode, to delete a single character, press the BS key. To
delete the whole entry you made, press the C key.
To return to the MODIFY MENU, press the C key when any item is
highlighted.
If no BHT system reconfig file exists at the start of updating
If no BHT system reconfig file exists in the BHT when you select
"1:DO IT," then the message shown at left will appear.
Download a BHT system reconfig file to the BHT and then try
updating again. (Refer to Section 2.6.1.)
Press the C key to return to the MODIFY MENU.
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