38
Standard Signal Mode Table
Model Name
S27A70* / S32A70*
Synchronization
Horizontal Frequency
30 ~ 135 kHz
Vertical Frequency
30 ~ 75 Hz
Resolution
Optimum Resolution
3840 x 2160 @ 30 Hz (HDMI 1.4)
3840 x 2160 @ 60 Hz (HDMI 2.0, DisplayPort)
Maximum Resolution
If a signal that belongs to the following standard signal modes is transmitted from your PC, the screen will automatically be adjusted. If the signal transmitted from the PC does not belong to the standard signal
modes, the screen may be blank even though the power LED turns on. In such a case, change the settings according to the following table by referring to the graphics card user manual.
Resolution
Horizontal Frequency
(kHz)
Vertical Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(H/V)
Port
HDMI IN
DP IN
IBM, 720 x 400
31.469
70.087
28.322
-/+
O
O
VESA, 640 x 480
31.469
59.940
25.175
-/-
O
O
MAC, 640 x 480
35.000
66.667
30.240
-/-
O
O
VESA, 640 x 480
37.861
72.809
31.500
-/-
O
O
VESA, 640 x 480
37.500
75.000
31.500
-/-
O
O
VESA, 800 x 600
35.156
56.250
36.000
+/+
O
O
VESA, 800 x 600
37.879
60.317
40.000
+/+
O
O
VESA, 800 x 600
48.077
72.188
50.000
+/+
O
O
VESA, 800 x 600
46.875
75.000
49.500
+/+
O
O
MAC, 832 x 624
49.726
74.551
57.284
-/-
O
O
VESA, 1024 x 768
48.363
60.004
65.000
-/-
O
O
VESA, 1024 x 768
56.476
70.069
75.000
-/-
O
O
VESA, 1024 x 768
60.023
75.029
78.750
+/+
O
O
VESA, 1152 x 864
67.500
75.000
108.000
+/+
O
O
MAC, 1152 x 870
68.681
75.062
100.000
-/-
O
O
VESA, 1280 x 720
45.000
60.000
74.250
+/+
O
O
VESA, 1280 x 800
49.702
59.810
83.500
-/+
O
O
