Acer X171 X171 Service Guide - Page 11

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 1 2 3 4 720 x 400 640 x 480 640x480 640 x 480 28.321 25.175 30.24 31.5 31.469kHz 31.469kHz 35.0kHz 37.861kHz 31.78(900dots) 31.778 (800 dots) 28.571(864 dots) 26.413 (832 dots) 3.813(108dots) 3.813 (96 dots) 2.116 (64 dots) 1.270(40 dots) 1.907(54dots) 1.907 (48 dots) 3.175 (96 dots) 4.064(128 dots) 25.42(720dots) 25.422 (640 dots) 21.164 (640 dots) 20.317(640 dots) 0.636(18dots) 0.636 (16 dots) 2.116 (64 dots) 0.762(24 dots) 70Hz(70.087) 60Hz (59.940) 66.7 HZ (66.667) 72.809Hz 14.27(449 lines) 16.683 (525 lines ) 15.000 (525 lines ) 13.735(520 lines) 0.064(2 lines) 0.064 (2 lines ) 0.086 (3 lines ) 0.079(3 lines) 1.112(35 lines) 1.049 (33 lines ) 1.114 (39 lines ) 0.739(28 lines) 12.71(400 lines) 15.253 (480 lines ) 13.714 (480 lines ) 12.678(480 lines) 0.384(12 lines) 0.317 ( 10 lines) 0.086 (3 lines ) 0.237(9 lines) -/+ - / - +/+ -/-

Or -/-
Y Y Y Y 5 6 7 8 640 x 480 800 x 600 800 x 600 800 x 600 31.5 36 40 49.5 37.500kHz 35.16kHz 37.879kHz 46.875kHz 26.667(840 dots) 28.44(1024 dots) 26.40 (1056 dots) 21.333 (1056dots) 2.032 (64 dots) 2.00(72 dots) 3.200 (128 dots) 1.616 (80 dots) 3.810 (120 dots) 3.56(128 dots) 2.200 ( 88 dots) 3.232 (160 dots) 20.317 (640 dots) 22.22(800 dots) 20.00 ( 800 dots) 16.162 (800 dots) 0.508 (16 dots) 0.67(24 dots) 1.000 (40 dots) 0.323 (16 dots) 75Hz (75) 56.25Hz 60Hz (60.316) 75Hz (75.000) 13.333 (500 lines) 17.78(625 lines) 16.58 (628 lines) 13.333 (625lines) 0.080 (3 lines) 0.06(2 lines) 0.106 (4 lines) 0.064 (3 lines) 0.427 (16 lines) 0.63(22 lines) 0.607 (23 lines) 0.448 (21 lines) 12.80 (480 lines) 17.07(600 lines) 15.84 (600 lines) 12.80 (600lines) 0.027 ( 1 line ) 0.03( 1 line) 0.026 (1 line ) 0.021 (1 line ) - / - +/+ + / + + / +



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