Acer AL1914 AL1914 Service Guide - Page 19

Supported Timing TIMING FH(KHZ) FV(HZ) 640x350 VGA-350 640x400 NEC PC9801 640x400 VGA-GRAPH 640x400 NEC PC9821 640X480 VESA-PAL 640x480 VGA-480 640x480 APPLE MAC-480 640x480 VESA-480-72Hz 640x480 VESA-480-75Hz 720x400 VGA-400-TEXT 832x624 APPLE MAC-800 800x600 SVGA 800x600 VESA-600-60Hz 800x600 VESA-600-72Hz 800x600 VESA-600-75Hz 1024x768 XGA 1024x768 COMPAQ-XGA 1024x768 VESA-768-70Hz 1024x768 VESA-768-75Hz 1024x768 APPLE MAC-768 1152x864 (60Hz) 1152x864 (70Hz) 1152x864 (75Hz) 31.469 70.087 24.83 56.42 31.469 70.087 31.5 70.15 31.469 50.030 31.469 59.94 35.00 66.67 37.861 72.809 37.5 75 31.469 70.087 49.725 74.55 35.156 56.25 37.879 60.317 48.077 72.188 46.875 75 48.363 60.004 53.964 66.132 56.476 70.069 60.023 75.029 60.24 75.02 54.054 59.270 63.851 70.012 67.50 75.00 SYNC TOTAL ACTIVE POLARITY (DOT/LINE) (DOT/LINE) + 800 640 - 449 350 - 848 640 - 440 400 - 800 640 + 449 400 - 800 640 - 449 400 - 800 640 - 629 480 - 800 640 - 525 480 - 864 640 - 525 480 - 832 640 - 520 480 - 840 640 - 500 480 - 900 720 + 449 400 - 1152 832 - 667 624 + 1024 800 + 625 600 + 1056 800 + 628 600 + 1040 800 + 666 600 + 1056 800 + 625 600 - 1344 1024 - 806 768 + 1328 1024 + 816 768 - 1328 1024 - 806 768 + 1312 1024 + 800 768 - 1328 1024 - 803 768 + 1480 1152 + 912 864 + 1480 1152 + 912 864 + 1600 1152 + 900 864 SYNC WIDTH (DOT/LINE) 96 2 64 8 96 2 64 2 96 2 96 2 64 3 40 3 64 3 108 2 64 3 72 2 128 4 120 6 80 3 136 6 176 4 136 6 96 3 96 3 96 3 96 3 128 2 FRONT PORCH (DOT/LINE) 16 37 64 7 16 12 16 13 16 62 16 10 64 3 16 1 16 1 18 12 32 1 24 1 40 1 56 37 16 1 24 3 16 8 24 3 16 1 32 3 40 13 32 1 64 2 BACK PIXEL PORCH FOREQ.(MHZ) (DOT/LINE) 48 25.175 60 80 21.05 25 48 25.175 35 80 25.197 34 48 25.175 85 48 25.175 33 96 30.24 39 120 31.5 20 120 31.5 16 54 28.322 35 224 57.2832 39 128 36 22 88 40 23 64 50 23 160 49.5 21 160 65 29 112 71.664 36 144 75 29 176 78.75 28 176 80 29 192 80 32 200 94.499 44 256 108.00 32 - 19 -