To check the screen paging of your monitor, press 7 and Enter.
The video RAM on the color graphics adapter is divided into eight independent display pages. This test checks the eight pages by first filling all eight with a number corresponding to the page, and then displaying each page in turn. You see this pattern for screen 0:
Once you examine this screen, press any key to display the next page. The eight pages, numbered 0 to 7, display sequentially.
After the eighth page appears, you see the prompt:
Is the display correct (Y/N)?
If all eight pages are correct, press Y and Enter. If any page is filled with an incorrect number, press N and Enter to display the error message.
Light pen checkTo check the function of a light pen connected to the color graphics adapter card, press 8 and then Enter.
This test checks that a light pen connected to the color graphics adapter is performing accurately. When you select this check, you see these prompts:
Enter Y to start light pen check.
Enter N to return to the menu.
Diagnostics |