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40-column 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:
After checking the characters, respond
to
the prompt:
Is the display correct (Y/N)?
If the characters displayed match the illustration, press Y and
Enter.
If they do not match the illustration, press
N
and
Enter
to display the error message.
320x200 Graphics Mode Check
To check your 320x200 graphics mode, press 5 and then
Enter.
The screen displays three colored squares-light green,
brown, and red-against a cyan background. These four colors
are Color Set 0. If they are correct, press Y and then
Enter.
Performing System Diagnostics
D-17