Quantum Data 881 User Manual page 65

882 Video Test Instrument User Guide (Rev A.35)
2. Choose the VGA item by pressing the adjacent soft key. The interface is activated and
the port outputs the currently selected image and format. An asterisk is shown beside
the selected interface.
Alternatively, to select the interface through the command line interface, enter the
following commands:
XVSI 9 // Selects the VGA interface
ALLU // Applies the interface setting to the 882
If you are using the 882D you select the DVI-A interface.
To verify the test set-up:
1. Press the Source key to access the list of formats.
2. Choose a standard format (for example, DMT0660) by pressing the adjacent soft key.
Alternatively, you can load the format with the following command:
FMTL DMT0660
FMTU
3. Press the Content key to access the list of images.
4. Choose a suitable image (for example, ColorBar) by pressing the adjacent soft key.
Alternatively, you can load the image with the following command:
IMGL ColorBar
IMGU
5. Verify that the image appears on the display under test.
To test the display:
1. Press the Source key and select the first test format.
Alternatively, you can load the format with the following command:
format_name
FMTL
FMTU
2. Press the Content key and select the first test image.
Alternatively, you can load the image with the following command:
image_name
IMGL
IMGU
3. Repeat steps 1 and 2 for all formats and test images. Use the following guidelines to
verify proper operation:
• When testing geometry with the Hatch images (for example, Hatch20) look for
distortion with concave or convex lines near the periphery of the display. Look for
irregular spacing on the cross hatch patterns.
• When testing photometry such as chrominance, use the ColorBar, SMPTE133, or
SMPTEbar images. Look for missing bars which may indicate a dead or
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