Specifications

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