Horizontal And Vertical Size Check - Panasonic PT-53X54J Service Manual

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18.4 Horizontal and vertical size check

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1. Apply a pattern that permits to check that horizontal and vertical proportion of the image is correct
2. Confirm that horizontal and vertical center of the picture is located in the center of the screen.
3. Check that the image is proportional horizontally and vertically, proportion is different on every aspect.
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http://tsn.pstc.panasonic.com/viewing/NA/PT-53X54J/SVC/s1804000000.html [23/04/2012 12:16:36 p.m.]