The same pattern is displayed again; this time the squares are cyan, white, and magenta, and the background is red. These colors are called Color Set 1. If these are also correct, press Y and then Enter to end the test.

If any colors are displayed incorrectly, check the adjustment of your monitor and make sure that both ends of the cable are plugged in firmly. If a problem still exists, press N and Enter to display the error message.

640x200 Graphics Mode Check

To check your 640x200 graphics mode, press 6 and Enter. The screen displays three patterned squares against a black background, as shown below.

If the patterns on your screen are clear and distinct, press Y and then Enter.

D-18 Performing System Diagnostics