Epson 386/25 - Manual (Page 44)

You should check all the settings in the Setup program to
make sure they are correct for your system. The default value
for the setting that caused the error may not be the correct
one for your configuration.
Moving the Cursor Block
Use and to move the cursor block (the highlighted bar)
through the options on the main Setup menu. After you
highlight the option you want, press Enter to select it.
Follow the instructions in the rest of this chapter to use the
Setup program to define your computer’s configuration.
2-6 Running the Setup Program