AT&T PC 6300 - Page 455

MAINTENANCE
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b. The second test pattern produced is shown in
Figure 5-20. When comparing the patterns, pay
particular attention to the linearity of each H row to
verify the alignment of the raster.
I mill unit If""
I Hill I I
m
Figure 5-20. Second Monitor Test Pattern
If the tests in Steps A or B above indicate a distorted or
misaligned display, the display must be replaced. Press the
ENTER key to continue with the video tests.