3-8 MAC™ 800 2031504-159D
Troubleshooting
4. Press the right arrow key on the Trimpad repeatedly to move the
color bars horizontally across the screen.
5. Verify that the color band pattern (red, green, blue, white) scrolls
across the screen.
Pass the test if the pattern is replicated without discoloration.
6. Press the F1 key to switch to horizontal color bars.
7. Press the down arrow key on the Trimpad repeatedly.
8. Verify that the color band pattern (red, green, blue, white) scrolls
down the screen.
Pass the test if the pattern is replicated without discoloration.
9. Press the F1 key to switch to cycle through the solid color pane (red,
green, blue, white).
For each pane, check for black pixels. Pass the test if no more than
four black pixels are observed on any single color pane.
NOTE
A black pixel observed on one pane will probably be observed on
every pane.
10. Press Enter when the test is complete.
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