Acer X221 Service Guide - Page 14

MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active ( ms ) V-F-P ( ms ) SYNC. H/V POLARITY SEP . SYNC MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active ( ms ) V-F-P ( ms ) SYNC. H/V POLARITY SEP . SYNC 21 22 23 24 1280 x 768 1360 x 768 1440 x 900 1440 x 900 102.25 85.5 106.5 136.75 60.289KHz 47.712KHz 55.935KHz 70.635KHz 16.587 (1696dots) 20.959 (1792dots) 17.878 (1904dots) 14.157 (1936dots) 1.252 ( 128 dots) 1.31 ( 112 dots) 1.427 ( 152 dots) 1.112 ( 152 dots) 2.034 (208 dots) 2.994 (256 dots) 2.178 (232 dots) 1.814 (248 dots) 12.518 (1280 dots) 15.906 (1360 dots) 13.521 (1440 dots) 10.53 (1440 dots) 0.782 (80 dots) 0.749 (64 dots) 0.751 (80 dots) 0.702 (96 dots) 74.893Hz 60.015Hz 59.887Hz 74.984Hz 13.352 (805 lines) 16.662 (795 lines) 16.698 (934 lines) 13.336 (942 lines) 0.116 (7 lines) 0.126 (6 lines) 0.107 (6 lines) 0.085 (6 lines) 0.448 (27 lines) 0.377 (18 lines) 0.447 (25 lines) 0.467 (33 lines) 12.739 (768 lines) 16.097 (768 lines) 16.09 (900 lines) 12.741 (900 lines) 0.05 (3 lines) 0.063 (3 lines) 0.054 (3 lines) 0.042 (3 lines) -/+ + / + -/+ -/+ Y Y Y Y 25 26 1680 x 1050 848 x 480 146.25 33.75 65.29 KHz 31.02 KHz 15.316 (2240 dots) 32.237 (1088 dots) 1.203 ( 176 dots) 3.319 (112 dots) 1.915 (280 dots) 3.319 (112 dots) 11.487 (1680 dots) 25.126 (848 dots) 0.711 (104 dots) 0.474 (16 dots) 59.954 Hz 60 Hz 16.679 (1089 lines) 16.667 (517 lines ) 0.092 (6 lines) 0.258 (8 lines ) 0.459 (30 lines) 0.741 (23 lines ) 16.082 (1050 lines) 15.474 (480 lines ) 0.046 ( 3 line ) 0.193 (6 lines ) -/+ + / + Y Y - 14 -