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General
Flat Panel
The following table shows physical and optical properties of the monitor's display panel.
Resolution
The following table shows the scan rate and pixel resolution capabilities of the monitor's display.
Preset Display Modes
Dell guarantees image size and centering for all preset modes listed in the following table.
Electrical
The following table shows electrical input requirements of the monitor.
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)
Horizontal 11.9 inches (304 mm)
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