Acer AL2017 AL2017 LCD Monitor Service Guide - Page 13

Note(3) Definition of luminance measured points and Brightness Uniformity Horizontal Line Number [pixel] X Test Point X 1 to 13 Active area The position of measuring area corner: X=10.0mm ; Y=10.0mm Luminance of center point: L=L(1) Brightness Uniformity Measurement points: Five specified points 1-5 Formula: Maximum [L (1), L (2), L (3), L (4), L (5), L (6), L (7), L (8), L (9), L (10), L (11), L (12), L (13)]/Minimum [L (1), L (2), L (3), L (4), L (5), L (6), L (7), L (8), L (9), L (10), L (11), L (12), L (13)] (3) Definition of Response Time (TR, TF) and Measurement Method: 100% 90% Gray Level 255 Optical Respons e 10% 0% Gray Level 0 TR 66.67ms 12 Gray Level 255 TF 66.67m s Ti m e