Epson 486SX - Manual (Page 39)

2. Be sure
Y
is highlighted and press The Setup
program changes the setting that caused the error to one
that is more likely to match your configuration. The screen
displays the main Setup menu:
Exit
Display
Password
Cache memory
Processor speed
Keyboard/Sound
Real-time clock
Hard disk drive
Diskette drive
Serial/Parallel
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.
Note
If you choose N or press instead of selecting Y to
set a default value, the Setup program does not change
the setting that caused the error and the screen displays
the main Setup menu. Be sure to correct this setting
before you exit Setup.
Running the Setup Program 2-5