Dell OptiPlex Gn Diagnostics and Troubleshooting Guide (.pdf) - Page 110
Video Scan Alignment Subtest, Are the lines correctly aligned - Y/N?
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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 Video Scan Alignment Test in columns and rows), which should have straight borders and be evenly spaced. Figures A-3 and A-4, respectively, show examples of the first and second video scan alignment subtest screens. Are the lines correctly aligned - Y/N? Figure A-3. Video Scan Alignment Subtest (Screen 1) A-4 Diagnostics and Troubleshooting Guide
A-4
Diagnostics and Troubleshooting Guide
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. Figures A-3 and A-4, respectively,
show examples of the first and second video scan align-
ment subtest screens.
Figure A-3.
Video Scan Alignment Subtest (Screen 1)
Are the lines correctly aligned - Y/N?
Video Scan Alignment Test