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If the display attributes are not correct, adjust the brightness and
contrast on your display monitor. If they are still incorrect, press N and
Enter.
Character set check
To check your character set, press 3 and then Enter. The character
fonts that are included in the internal character generator display on your
screen. Compare your screen display to this illustration:
After checking the character fonts, respond to the prompt:
Is the display correct (Y/N)?
If the characters match the illustration, press Y and Enter. If you find a
problem with the characters on the screen, press
N
and then
Enter
to dis-
play the error message.
Video check
To check the video output of your monochrome adapter, press 4
and
Enter.
This check displays two different screens, black and intensified white.
First you see the black screen; press any key to display the intensified white
screen. Then press any key to end this check.
You can use this display to adjust the size of the display on the screen.
The vertical and horizontal adjustments are located on your monitor.
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Diagnostics