JVC DT-V2000SU Service Manual page 53

DT-V2000SU
480i 4 : 3 UNDER SCAN V.SIZE, V.SHIFT
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Test equipment Signal generator (Cross-hatch circle pattern)
Test points
Adjustment locations DP0B (V.POSITION), DP07 (V.SIZE)
1. Set the scan size to the UNDER, and set the ASPECT to 4 : 3 in the
MENU screen.
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2. Input the cross-hatch circle pattern of the 480i component Y signal to
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the input A terminal.
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3.Adjust the vertical center to agree with the CRT center with DP08. I/ '
4.Adjust the vertical screen size to 290mm with the DP07.
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290mm
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480i 4 : 3 UNDER SCAN SIDE PINCUSHION
Test equipment Signal generator (Cross-hatch pattern)
Test points
Adjustment locations DP09 (SIDE PIN)
1. Set the scan size to the UNDER, and set the ASPECT to 4 : 3 in the
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MENU screen.
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2. Input the cross-hatch pattern of the 480i component Y signal to the
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input A terminal.
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3. If the vertical lines are distorted in the side pincushion condition,
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adjust the DP09 to 2nd vertical lines from the screen edges become
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straight.
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to straight
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No. 51519B 37