Preset Timing Modes; Horizontal Frequency; Vertical Frequency - Samsung SyncMaster 591S Manual

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If the signal transferred from the computer is the same as the following Preset Timing Modes, the
screen will be adjusted automatically. However, if the signal differs, the screen may go blank while
the power LED is on. Refer to the video card manual and adjust the screen as follows.
Table 1. Preset Timing Modes
General
PowerSaver
Display Mode
Preset Timing
Modes
VESA, 640 x 480
VESA, 800 x 600
VESA, 1024 x 768
VESA, 1152 x 864
SyncMaster 793S/793V/783DF/793DF793MB
Horizontal
Vertical
Frequency
Frequency
(kHz)
(Hz)
37.500
75.000
53.674
85.061
68.677
84.997
67.500
75.000

Horizontal Frequency

The time to scan one line connecting the right edge to the left edge of the
screen horizontally is called Horizontal Cycle and the inverse number of
the Horizontal Cycle is called Horizontal Frequency. Unit: kHz

Vertical Frequency

Like a fluorescent lamp, the screen has to repeat the same image many
times per second to display an image to the user. The frequency of this
repetition is called Vertical Frequency or Refresh Rate. Unit: Hz
Pixel Clock
Sync Polarity
(MHz)
(H/V)
31.500
-/-
56.250
+/+
94.500
+/+
108.000
+/+

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