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VIZIO SV420M & SV470M User Manual
Version 3/9/2009 25
www.VIZIO.com
Preset PC Resolutions
If connecting to a PC through the RGB PC input, set the TV timing mode to VESA 1360x768 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 chart in Section 2.7.2,
for the best resolution that can be obtained through RGB PC input when video card supports
1920x1080 resolution.
Resolution
Refresh
Rate
(Hz)
Horizontal
Frequency
(KHz)
Vertical
Frequency
(Hz)
Horizontal
Sync
Polarity
(TTL)
Vertical
Sync
Polarity
(TTL)
Pixel
Rate
(MHz)
Remark
640 x 480 60 31.469 59.941 N N 25.175 Windows
640 x 480 75 37.500 75.000 N N 31.500 Windows
800 x 600 60 37.879 60.317 P P 40.000 Windows
800 x 600 72 48.077 72.188 P P 50.000 Windows
800 x 600 75 46.875 75.000 P P 49.500 Windows
1024 x 768 60 48.363 60.004 N N 65.000 Windows
1024 x 768 70 56.476 70.069 N N 75.000 Windows
1024 x 768 75 60.023 75.029 P P 78.750 Windows
720 x 400 70 31.469 70.087 N P 28.322 DOS
!1920 x 1080
60 66.587 59.934 P N 138.50 Windows
NOTES: P: positive, N: negative, !: 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 1920x1080 resolution display through this
connection using the following timing 138.5MHz. The following parameters are often the values required
by the software or programs to set up the display:
Parameters Horizontal Values (Pixels) Vertical Values (Lines)
Address 1920 1080
Front Porch 48 3
Sync Width 32 5
Back Porch 64 23
Total 2048 1111
Frequency 66.587 kHz 60 Hz
Sync Polarity
P
N
Pixel Rate (MHz) 138.5
Refresh Rate (Hz) 60