Samsung LS19DOWSS-XAA - Manual (Page 44)

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
Display Mode
Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(H/V)
MAC, 640 x 480 35.000 66.667 30.240 -/-
MAC, 832 x 624 49.726 74.551 57.284 -/-
MAC,1152 x870 68.681 75.062 100.000 -/-
IBM, 640 x 350 31.469 70.086 25.175 +/-
IBM, 640 x 480 31.469 59.940 25.175 -/-
IBM, 720 x 400 31.469 70.087 28.322 -/+
VESA, 640 x 480 37.500 75.000 31.500 -/-
VESA, 640 x 480 37.861 72.809 31.500 -/-
VESA, 800 x 600 35.156 56.250 36.000 +/+
VESA, 800 x 600 37.879 60.317 40.000 +/+
VESA, 800 x 600 48.077 72.188 50.000 +/+
VESA, 800 x 600 46.875 75.000 49.500 +/+
VESA, 1024 x 768 48.363 60.004 65.000 -/-
VESA, 1024 x 768 56.476 70.069 75.000 -/-
VESA, 1024 x 768 60.023 75.029 78.750 +/+
VESA, 1280 X 960 60.000 60.000 108.00 +/+
VESA, 1280 X1024 63.981 60.020 108.00 +/+
VESA, 1280X1024 79.976 75.025 135.00 +/+
VESA, 1440 x 900 55.935 59.887 106.5 -/+
Table 2. Broadcasting Systems
Note : According to broadcasting type in each country, you may not be able to choose.
Broadcasting
Systems
NTSC
NTSC -M
Countries
U.S.A
South Korea
Japan
Ecuador
Mexico
Guatemala
Canada
Broadcasting
Systems
PAL
PAL-B/G PAL-D/K PAL-I PAL-N PAL-M
Italy
Sweden
Germany
Norway
Spain Ireland