Vizio Your Guide to Optimal Settings for Flat Panel Televisions

VIZIO XVT423SV/XVT473SV/XVT553SV User Manual

Preset PC Resolutions

If connecting to a PC through the RGB PC input, set the TV timing mode to VESA 1920x1080 at 60Hz for best 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.

		Refresh	Horizontal	Vertical	Horizontal	Vertical	Pixel
					Sync	Sync
Mode No.	Resolution	Rate	Frequency	Frequency			Rate	Remark
					Polarity	Polarity
		(Hz)	(KHz)	(Hz)			(MHz)
					(TTL)	(TTL)
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	800 x 600	75	46.875	75.000	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	￿1920 x 1080	60	66.587	59.934	P	N	138.50	Windows

Note: 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	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

Version 9/30/2010	61
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