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8. Geometry Menu
8.5.2.6 Linearity adjustment using 3x3 Side Bows
The Linearity adjustment is best done when a reference test pattern is projected on the screen.
How to perform a linearity adjustment by using the 3x3 Side Bows?
We assume the side bow on top is selected.
1. Push the cursor key ↑ or ↓ to highlight the Pixels X edit box and press ENTER to select. (image 8-28)
2. Use the cursor key ← or → , the numeric keys on the RCU, or the local keypad, to edit and change the values, e.g. to coarse
shift the selected Side Bow in a horizontal way. Press ENTER to continue.
3. Repeat step 1 to 2 for the 3x3 side bow selection on the bottom.
This will shift the vertical center line, resulting in a coarse horizontal linearity adjustment (Follow this procedure in a similar way
to shift the horizontal center line). (image 8-29)
4. Use the subpixel adjustments to fine shift the selected Side Bows.
5. Press BACK to return to the Geometry Edit menu.
Image 8-28
R5976870 BARCOREALITY SIM 5PLUS/SIM 5R 04/04/2007 85