4:3 And 16:9 Alignment - Mitsubishi Electric WD-73640 Technical Training Manual

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Phase 2 - 4:3 and 16:9 Alignment
1. With the Manual Geometry Alignment activated, press <VIDEO> to enter the Left 4:3 Alignment Mode. The
pattern below will be displayed.
Note: Pressing <VIDEO> will toggle between the Left 4:3, Right 4:3, Top 16:9, Bottom 16:9 and the 20 Point
Geometry Alignment modes.
2. In the Left 4:3 Alignment Mode, pressing <  > or <  > will cause the geometry pattern to be displayed with
12 preset amounts of correction. Toggle through them until you find the one with the straightest Blue 4:3 Line.
It may help to count the patterns as you cycle through them. When you find the pattern with the straightest
Blue 4:3 Line, press <VIDEO>. The pattern will be displayed with a Right Blue 4:3 Line.
3. In the Right 4:3 Alignment Mode, pressing <  > or <  > will cause the geometry pattern to be displayed
with 12 preset amounts of correction. Toggle through them until you find the one with the straightest Blue 4:3
Line. Again, count the patterns as you cycle through them. When you find the pattern with the straightest
line, press <VIDEO>. The Top Red Line will be displayed in the pattern.
4:3 MODE
Select Straightest Blue Line
4:3 MODE
Select Straightest Blue Line
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