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2. Select the Device tab.
3. Click on the display0 link in the Configuration region.
4. Use the Output Format drop-down list to select the mode you created in the
previous section.
5. Select Update. The source should now be displayed correctly on the decoder output.
The mode must now be modified so that it can be detected automatically when the source
is connected to the encoder.
To do this, you will:
1. Retrieve timing information using a telnet session.
2. Enter the observed timing values in the VN-Matrix web GUI.
Opening a telnet session on port 4002 with a VN-Matrix decoder
To open a telnet session with the VN-MATRIX decoder, perform the following procedure:
1. From the Windows taskbar, open a terminal window and then type telnet xxx.
xxx.xxx.xxx 4002
where xxx.xxx.xxx.xxx represents the IP address of the
VN-Matrix decoder. Then, press <Enter>.
Source information will now continually be streamed to the telnet window. Although
the numeric values may be different, you will see a line similar to the one shown
below:
resolution update message: 1280,960,60,1000,1800,fbbd,108001440,1:
The first five numeric values are interpreted as:
Parameter Meaning
1280 Active area width of current source (in pixels)
960 Active area height of current source (in pixels)
60 Frame rate of current source, in Hz
1000 Total line count of current source
1800 Total pixels per line of current source
2. Write down the values that are reported for:
• Active area width
• Active area height
• Frame rate
• Total line count
• Total pixels
These values will be required in the next section.
VN-Matrix 200 Series • Advanced Setup Procedures 77