Acer AL1922R AL1922r Service Guide - Page 12

Supported Timing Mode Resolution VGA SVGA XGA SXGA 640x480@60Hz 640x480@72Hz 640x480@75Hz 800x600@56Hz 800x600@60Hz 800x600@72Hz 800x600@75Hz 1024x768@60Hz 1024x768@70Hz 1024x768@75Hz 1152x864@75Hz 1280x1024@60Hz 1280x1024@75Hz DOS DOS XGA VGA SVGA XGA 720x400@70Hz 640x350@70Hz 1024x768@72Hz 640x480@67Hz 832x624@75Hz 1024x768@60Hz 1024x768@75Hz VESA MODES Horizontal Nominal Frequency +/- 0.5kHz Sync Polarity 31.469 N 37.861 N 37.500 N 35.156 N/P 37.879 P 48.077 P 46.875 P 48.363 N 56.476 N 60.023 P 67.5KHz P 63.981 P 79.976 P IBM MODES Horizontal 31.469 N 31.469 P 57.515 P MAC MODES 35.000 N 49.725 N 48.780 N 60.241 N Vertical Nominal Freq. +/- 1 Hz Sync Polarity 59.940 N 72.809 N 75.00 N 56.250 N/P 60.317 P 72.188 P 75.000 P 60.004 N 70.069 N 75.029 P 75 P 60.020 P 75.025 P Nominal Pixel Clock (MHz) 25.175 31.500 31.500 36.000 40.000 50.000 49.500 65.000 75.000 78.750 108.000 108.000 135.000 Vertical 70.087 P 70.087 N 72.1 P 28.322 25.175 75.000 66.667 74.551 60.001 74.927 N 30.240 N 57.2832 N 64.000 N 80.000 ٛ. Support Modes There will be 20 total support modes to accommodate the above mode and other video modes within the frequency range of the monitor. 85Hz refresh rate Support Monitor should display 85Hz refresh rate mode as emergency mode. Monitor should display " Out of Range" warning menu at this mode. 12