VIZIO SV421XVT & SV471XVT User Manual
28
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If connecting to a PC through the RGB PC input, set the TV timing mode to VESA 1920x1080 at 60Hz for
better picture quality (refer to the graphic card’s user guide for questions on how to set this timing mode).
See the table below for the factory preset resolutions. Also see Resolution through RGB Input chart below
for the best resolution available through RGB PC input when video card supports 1920x1080 resolution.
Preset PC Resolutions
Mode No.
Resolution
Refresh
Rate
(Hz)
Horiz. Freq
(KHz)
Horiz
Vert Sync
Pixel
Vert Freq
Sync
(Hz)
Polarity
(TTL)
Polarity
(TTL)
Rate
Remark
(MHz)
1
640 x 480
60
31.469
59.941
N
N
25.175 Windows
2
640 x 480
75
37.500
75.000
N
N
31.500 Windows
3
800 x 600
60
37.879
60.317
P
P
40.000 Windows
4
800 x 600
72
48.077
72.188
P
P
50.000 Windows
5
46.875
75.000
800 x 600
75
P
P
49.500 Windows
6
1024 x 768
60
48.363
60.004
N
N
65.000 Windows
7
1024 x 768
70
56.476
70.069
N
N
75.000 Windows
8
1024 x 768
75
60.023
75.029
P
P
78.750 Windows
9
720 x 400
70
31.469
70.087
N
P
28.322
DOS
10
80
60
66.587
59.934
P
N
138.50 Windows
1920 x 10
Note
P
esolution through RGB Input
your PC supports VESA Reduce Blanking timing via the VGA card drive program (usually offered by the
GA Card Manufacturer), your TV set is equipped to have the 1366x768 resolution display through this
onnection using the following timing 138.5MHz. The following parameters are often the values required
y the software or programs to set up the display:
:
: positive, N: negative, : Primary mode
R
If
V
c
b
Parameters
Horizontal
Vertical Values
Values (Pixels)
(Lines)
Address
1920 1080
Front Porch
48 3
Sync Width
32 5
Back Porch
80 23
Total
2080 1111
Frequency
66.587 kHz
58.934 Hz
Sync Polarity
P
N
Pixel Rate (MHz)
138.5
Refresh Rate (Hz)
59.934
