│
Preset display modes
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
31.5
-/-
VESA, 800 x 600
37.9
60.3
40
+/+
VESA, 800 x 600
46.9
75
49.5
+/+
VESA, 1024 x 768
48.4
60
65
-/-
VESA, 1024 x 768
60
75
78.8
+/+
VESA, 1152 x 864
67.5
75
108
+/+
VESA, 1280 x 1024
64
60
108
+/+
VESA, 1280 x 1024
80
75
135
+/+
VESA, 1600 x 900
60
60
108
+/+
VESA, 1920 x 1080
67.5
60
148.5
+/+
VESA, 2048 x 1280
78.9
59.9
174.3
+/-
VESA, 2560 x 1440
88.8
60
241.5
+/-
VESA, 3840 x 2160
67.5
30
297
+/-
VESA, 3840 x 2160
135
60
594
+/-
VESA, 3840 x 2160
133.3
60
533.3
+/-
Electrical specifications
Model
P2721Q
Video input signals • USB Type-C /DisplayPort, 600 mV for each differential
line, 100 Ω input impedance per differential pair
• HDMI 2.0, 600 mV for each differential line, 100 Ω input
impedance per differential pair
• DisplayPort 1.2, 600 mV for each differential line, 100 Ω
input impedance per differential pair
AC input voltage/
frequency/current
100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 2.5 A
Inrush current
• 120 V: 30 A (Max.) at 0°C (cold start)
• 240 V: 60 A (Max.) at 0°C (cold start)
