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Preset Timing Modes - Samsung QM49F User Manual

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– 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
– Vertical Frequency
The product displays a single image
multiple times per second (like a
fluorescent light) to display what
the viewer sees. The rate of a single
image being displayed repeatedly per
second is called vertical frequency
or refresh rate. Vertical frequency is
measured in Hz.

Preset Timing Modes

― 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.
― Check the frequency when you exchange a CDT product (connected to a PC) for an LCD product. If the LCD product does not support 85Hz, change the
vertical frequency to 60Hz using the CDT product before you exchange it with the LCD product.
Model Name
Horizontal Frequency
Vertical Frequency
RGB Analog, DVI(Digital Visual Interface) Compliant Digital RGB
Optimum resolution
Maximum resolution
Maximum Pixel Clock
The screen will automatically be adjusted if a signal that belongs to the following standard signal modes is transmitted from your PC. If the signal
transmitted from the PC does not belong to the standard signal modes, the screen may be blank with the power LED on. In such a case, change the settings
according to the following table by referring to the graphics card user manual.
QM49F / QM55F / QM65F
30 - 81 kHz, 30 - 134 kHz (DisplayPort), 30 - 90 kHz (HDMI)
48 - 75 Hz, 56 - 75 Hz (DisplayPort), 24 - 75 Hz (HDMI)
1920 x 1080 @ 60 Hz, 3840 x 2160 @ 60 Hz (DisplayPort1, DisplayPort2)
1920 x 1080 @ 60 Hz, 3840 x 2160 @ 30 Hz (HDMI1, HDMI2, HDMI3, HDMI4)
148.5 MHz (Analog, Digital), 533 MHz (DisplayPort), 297 MHz (HDMI)


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