17" LCD Color Monitor Dell SE178WFPC174.2 Factory Preset Display ModesDisplay Mode HorizontalFrequency(kHz)VerticalFrequency(Hz)PixelClock(MHz)Sync Polarity(Horizontal/Vertical)VGA, 720 x 400 31.5 70.1 28.3 -/+VGA, 640 x 480 31.5 60.0 25.2 -/-VESA, 640 x 480 37.5 75.0 31.5 -/-VESA, 800 x 600 37.9 60.3 40.0 +/+VESA, 800 x 600 46.9 75.0 49.5 -/+VESA, 1024 x 768 48.4 60.0 65.0 -/-VESA, 1024 x 768 60.0 75.0 78.8 +/+VESA, 1152 x 864 67.5 75.0 108.0 +/+VESA, 1280 x 1024 64.0 60.0 108.0 +/+VESA, 1280 x 1024 80.0 75.0 135.0 +/+VESA, 1440 x 900 55.935 60.0 106.5 -/+4.3 Power Supply RequirementsA/C Line voltage range : 100 V ~ 240 V± 10 %A/C Line frequency range : 50 ± 3Hz, 60 ± 3HzInput Voltage transients : 280 volts AC for 10 sec @40℃Current : 0.6A max. at 100V, 0.35A max. at 240 VPeak surge current : < 60A peak at 240 VAC and cold starting: < 30A peak at 120VAC and cold startingLeakage current : < 3.5mAPower line surge : No advance effects (no loss of information or defect)with a maximum of 1 half-wave missing per second