Diagnostic Video Tests: Dell OptiPlex GX1 Small-Form-Factor System User's Guide
file:///C|/infodev/2013/eDoc/OpGX1/UG/viddiag.htm[2/21/2013 11:47:27 AM]
Video Scan Alignment Subtest
The video scan alignment subtest displays two successive screens: The first screen is a pattern of horizontal
and vertical lines, which should be straight and evenly spaced. The second screen is a pattern of boxes
(arranged in columns and rows), which should have straight borders and be evenly spaced. Figure 3
and
Figure 4
, respectively, show examples of the first and second video scan alignment subtest screens.
Figure 3. Video Scan Alignment Subtest (Screen 1)
Figure 4. Video Scan Alignment Subtest (Screen 2)
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