VIZIO SV470XVT1A User Manual
Version 6/2/2008 31
www.VIZIO.com
2.7.1 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
(Hz)
H.Freq
(kHz)
V.Freq
(Hz)
H.Sync V.Sync Pixel Freq
(MHz)
640x480 60 31.46 59.94 N N 25.17
640x480 75 37.50 75.00 N N 31.50
*720x400 70 31.46 70.08 N P 28.32
800x600 60 37.87 60.317 P P 40.00
800x600 75 46.87 75 P P 49.50
1024x768 60 48.36 60.01 N N 65.00
1024x768 70 56.47 70.07 N N 75.00
1024x768 75 60.02 75.03 P P 78.75
**1920x1080 60 66.65 60.00 P P 136.50
NOTES: N = Negative, P = Positive, * = In DOS Mode only, ** = Primary Mode. Please refer to 2.7.2 for
more information.
2.7.2 Resolution (1920x1080) through RGB (15-Pin
VGA) 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 136.5MHz. The following parameters are often the
values required by the software or programs to set up the display:
Parameters Horizontal
Values (Pixels)
ertical Values
(Lines)
Address 1920 1080
Front Porch 32 1
Sync Width 32 3
Back Porch 64 27
Total 2048 1111
Frequency 66.65 kHz 60 Hz
Sync Polarity
P
P
Pixel Rate (MHz) 136.5
Refresh Rate (Hz) 60
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