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VIZIOVF550MUserManual
Preset PC Resolutions
If connecting to a PC through the RGB PC input, set the TV timing mode to VESA 1366x768 at 60Hz
for better picture quality (refer to the graphic card's user guide for questions on how to set this timing
mode). Please see the table below for the factory preset resolutions. Also see Resolution through
RGB Input chart below for the best resolution that can be obtained through RGB PC input when video
card supports 1920x1080 resolution.
1 640 x 480 60 31.469
2 640 x 480 75 37.500
3 800 x 600 60 37.879
4 800 x 600 72 48.077
5 800 x 600 75 46.875
6 1024 x 768 60 48.363
7 1024 x 768 70 56.476
8 1024 x 768 75 60.023
9 720 x 400 70 31.469
10 ©1920 x 1080 60 66.587
59.941
75.000
60.317
72.188
75.000
60.004
70.069
75.029
70.087
59.934
N
N
P
P
P
N
N
P
N
P
N 25.175 Windows
N 31.500 Windows
P 40.000 Windows
P 50.000 Windows
P 49.500 Windows
N 65.000 Windows
N 75.000 Windows
P 78.750 Windows
P 28.322 DOS
N 138.50 Windows
Note: N = Negative, P = Positive, © = Primary Mode.
Resolution through RGB Input
If your PC supports VESA Reduce Blanking timing via the VGA card drive program (usually offered by the
VGA Card Manufacturer), your TV set is equipped to have the 1920 x 1080 resolution display through
this connection using the following timing 136.5MHz. The following parameters are often the values
required by the software or programs to set up the display:
Address 1920 1080
Front Porch 48 3
Sync Width 32 5
Back Porch 80 23
Total 2080 1111
Frequency 66.587 KHz 59.934 Hz
Sync Polarity P N
Pixel Rate (MHz) 138.5
Refresh Rate (Hz) 60
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