Dell D2721H Users Guide - Page 14

About Your Monitor, Preset Display Modes, D2421H/D2721H, D2421DS, Display Mode, Horizontal, Frequency

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Video display capabilities ( HDMI&DP playback) 480i, 480p, 576i, 576p, 720p, 1080i, 1080p 480i, 480p, 576i, 576p, 720p, 1080i, 1080p Preset Display Modes The following table lists the preset modes for which Dell guarantees image size and centering: D2421H/D2721H Display Mode VESA, 720 x 400 VESA, 640 x 480 VESA, 640 x 480 VESA, 800 x 600 VESA, 800 x 600 VESA, 1024 x 768 VESA, 1024 x 768 VESA, 1152 x 864 VESA, 1280 x 1024 VESA, 1280 x 1024 VESA, 1600 x 900 VESA, 1920 x 1080 Horizontal Frequency (kHz) 31.5 31.5 37.5 37.9 46.9 48.4 60.0 67.5 64.0 80.0 60.0 67.5 Vertical Frequency (Hz) 70.1 59.9 75.0 60.3 75.0 60.0 75.0 75.0 60.0 75.0 60.0 60.0 Pixel Clock (MHz) 28.3 25.2 31.5 40.0 49.5 65.0 78.8 108.0 108.0 135.0 108.0 148.5 Sync Polarity (Horizontal/ Vertical D2421DS Display Mode VESA, 720 x 400 VESA, 640 x 480 VESA, 640 x 480 Horizontal Frequency (kHz) 31.5 31.5 37.5 Vertical Frequency (Hz) 70.1 59.9 75.0 Pixel Clock (MHz) 28.3 25.2 31.5 Sync Polarity (Horizontal/ Vertical) -/+ -/- -/- 14 │ About Your Monitor

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14
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About Your Monitor
Video display
capabilities
( HDMI&DP
playback)
480i, 480p, 576i, 576p, 720p,
1080i, 1080p
480i, 480p, 576i, 576p, 720p,
1080i, 1080p
Preset Display Modes
The following table lists the preset modes for which Dell guarantees image size and
centering:
D2421H/D2721H
Display Mode
Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(Horizontal/
Vertical)
VESA, 720 x 400
31.5
70.1
28.3
-/+
VESA, 640 x 480
31.5
59.9
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, 1600 x 900
60.0
60.0
108.0
+/+
VESA, 1920 x 1080
67.5
60.0
148.5
+/+
D2421DS
Display Mode
Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(Horizontal/
Vertical)
VESA, 720 x 400
31.5
70.1
28.3
-/+
VESA, 640 x 480
31.5
59.9
25.2
-/-
VESA, 640 x 480
37.5
75.0
31.5
-/-