Samsung U28R550 User Manual - Page 45
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HDMI
Resolution
Horizontal Frequency (kHz)
VESA, 1440 x 900
VESA, 1600 x 900
VESA, 1680 x 1050
VESA, 1920 x 1080
VESA, 2560 x 1440
CEA, 3840 x 2160
CEA, 3840 x 2160
― Horizontal Frequency
The time required to scan a single line from the left to the right side of the screen is called a horizontal cycle. The reciprocal number of a horizontal cycle is called horizontal frequency. Horizontal frequency is measured in
kHz.
― Vertical Frequency
Repeating the same picture dozens of times per second allows you to view natural pictures. The repeat frequency is called "vertical frequency" or "refresh rate" and is indicated in Hz.
― This product can be set to only one resolution for each screen size to obtain the optimum picture quality due to the nature of the panel. Using a resolution other than the specified resolution may degrade the picture quality.
To avoid this, it is recommended that you select the optimum resolution specified for your product.
― Some resolutions listed in the table above may not be available depending on graphics card specifications.
Vertical Frequency (Hz)
55.935
60.000
65.290
67.500
88.787
67.500
135.000
Pixel Clock (MHz)
59.887
60.000
59.954
60.000
59.951
30.000
60.000
Sync Polarity (H/V)
106.500
108.000
146.250
148.500
241.500
297.000
594.000
-/+
+/+
-/+
+/+
+/-
+/+
+/+
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