Dell E157FPT User Guide - Page 5

General Model number E157FPT Flat Panel The following table shows physical and optical properties of the monitor's display panel. Screen type Screen dimensions Pixel pitch Viewing angle Luminance output Contrast ratio LCD surface coating Active matrix - TFT LCD Diagonal 15 inches (381 mm) Horizontal 11.9 inches (304 mm) Vertical 8.9 inches (228 mm) 0.297x0.297mm 125° (vertical) typical, 140° (horizontal) typical 230 cd/m2 typical 500 : 1 typical Hardness 3H, antiglare treatment Resolution The following table shows the scan rate and pixel resolution capabilities of the monitor's display. Horizontal scan range Vertical scan range Optimal preset resolution Highest preset resolution 30 kHz to 61 kHz (automatic) 56 Hz to 76 Hz (automatic) 1024 x 768 at 60 Hz 1024 x 768 at 75 Hz Preset Display Modes Dell guarantees image size and centering for all preset modes listed in the following table. Display mode DOS 720 x 400 VGA 640 x 480 VESA 640 x 480 VESA 800 x 600 VESA 800 x 600 VESA 1024 x 768 VESA 1024 x 768 Horizontal Frequency (kHz) 31.5 31.5 37.5 37.9 46.9 48.4 60.0 Vertical Pixel Sync Frequency Clock Polarity (Hz) (MHz) (Horizontal / Vertical) 70.1 28.3 -/+ 60.0 25.18 -/- 75.0 31.5 -/- 60.3 40.0 +/+ 75.0 49.5 +/+ 60.0 65.0 -/- 75.5 78.8 +/+ Electrical The following table shows electrical input requirements of the monitor. Video input signals Synchronization input signals AC input voltage / frequency / current Inrush current at 110 V Inrush current at 220 V Analog RGB, 0.700 volts, 75 ohm impedance Separate horizontal and vertical; 3.3V CMOS or 5V TTL level, positive or negative sync. 100~240 VAC , 50 /60 Hz, 0.6A (RMS) max 30 A max 60 A max Physical Characteristics The following table shows the physical attributes of the monitor.