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Configuration of RGB input
The RGB I
GB I
C
digitizes monitor signals with a pixel frequency in between 20 MHz and 140 MHz. The D
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RGB I
C
even up to 270 MHz. The video client is pre-configured for displaying most common VESA-timings.
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Since most monitor signals differ slightly from the VESA-timings, the user can adjust the pre-configured modes to
the provided monitor signals. Also additional timings can be entered and stored as new presets.
For configuring the RGB I
cally thin black and white vertical lines:
Windows 95/98/NT,
/98/NT,
Macintosh,
PowerMacintosh
Sun Workstation
Others
Adjusting the preset
•
Set up a suitable test pattern on the connected computer.
•
Start the video client xvideo.
•
Select the input channel in the Control tab:
D
RGB I
C
UAL
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DRGB 1 – Channel 1
•
Switch to the Input Settings tab and press Auto. This will automatically detect the source and set the right
preset.
•
If necessary switch to the Input Settings tab and tune PLL Devider (approx. 1.3 × horizontal size) until the
test pattern is displayed correctly.
•
Align the display within the window with Position.
•
If necessary tune Phase until the test pattern is displayed without flicker.
Special adjustment for RGB Input Card
•
With high input resolutions (SXGA) it might happen, that the lower part of the test pattern is distorted, simi-
lar to the figure below. This can be solved by increasing the value for Reduction on the Control tab.
Barco – Argus X Terminal – DOC-3265-2 – user's manual – Revision 04 – May-2004
C
and the D
RGB I
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UAL
Switch desktop pattern to alternating, one pixel wide, black and white vertical
lines
In console window (cmdtool) enter xsetroot -mod 4 4,
(enter xsetroot -mod 4 4 for removing the pattern again)
Display text, which contains many HHHHHHH.
RGB I
Channel 1
be entered and stored as new presets.
C
it is useful to have a suitable test pattern, basi-
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C
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4. Operating
Table 4-5
Figure 4-11
Configuring RGB input
× horizontal size) until the
UAL
4-25
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