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After checking the character fonts, respond to the prompt:
Is the display correct (Y/N)?
lf the characters displayed match the illustration, press Y and
Enter. If
you
find a problem with the characters on the screen, press
N
and
Enter
to
display the error message.
400column character set check
To check your 40-column character set, press 4 and then Enter. The
character fonts that are included in the internal character generator are
displayed. Check the characters displayed on your screen against this
illustration:
I
After checking the character fonts, respond to the prompt:
Is the display correct (Y/N)?
If the characters displayed match the illustration, press Y and
Enter. If
you
find a problem with the characters on the screen,-press
N
and
Enter
to
display the error message.
320x200 graphics mode check
To check your 320x200 graphics mode, press 5 and then
Enter.
If you have a color monitor, the screen displays three colored squares-green,
brown, and red-against a cyan background. If you have a monochrome
Performing System Diagnostics
D-9