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