Sony VPH-G90E Installation Manual page 109

8 Red SIZE and LIN (linearity) adjustments
b
a
b
1
Press the LIN key.
The CROSS HAIR pattern appears.
You can also change to the 9 × 9 HATCH pattern by pressing the
PATTERN key.
a
2
Press the ADJ R key.
Pay attention only to the encircled portions in the illustration on the
left.
3
Reset the FINE linearity data.
See "Resetting the Data" on page 138
4
Adjust with the B and b keys until the parts (a) (distances between
the red and green lines) on the left and right are of equal length.
B: The left and right vertical lines are shifted to the left while the
vertical center line remains unmoved.
b: The left and right vertical lines are shifted to the right while the
vertical center line remains unmoved.
5
Press the SIZE key.
6
Reset the FINE size data.
See "Resetting the Data" on page 138
7
Adjust with the B and b keys so that the red and green lines in the
right and left encircled portions converge.
B: The horizontal scale is reduced.
b: The horizontal scale is expanded.
8
If the lines do not converge, press the LIN or SIZE key and repeat the
adjustment by pressing the B or b key.
Each time you press the LIN or SIZE key, the COARSE mode and
FINE mode are selected alternately, and you can use the two modes
appropriately. The adjustment data is stored for each mode separately.
While you hold down the arrow key in the FINE mode, "f" is
displayed around the adjustment position.
9
If the CROSS HAIR pattern is off-centered on the screen, adjust the
centering again and repeat steps 1 to 8 for the horizontal scale
adjustment.
For details of the centering adjustment, see "7 Red CENT (centering)
adjustment" on page 108
10
Press the LIN key.
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(GB)
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(GB)
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(GB)
(continued)
109
Adjustments (GB)