Quantum Data 881 - Manual (Page 348)

330 Chapter 10 Testing HDMI Sink Devices
IMGU // Activates the image version
The pixel repetition factor appears in the center of the image. For instance, the image
displaying a pixel repetition factor of 4 (“Sent 4”) is shown in the example below.
6. To verify proper handling of the selected HDMI gaming format, check the following in
the image on the HDMI display:
• The horizontal active area is resized to the appropriate number of clocked pixels
using vertical bars to the left and right of the default (2880 pixel) image.
• The white vertical borders and circles in the active area appear thicker.
• The white text in the center of the active area appears stretched and bigger.
7. Select additional pixel repetition factors (as desired) to verify proper handling of the
selected HDMI gaming format using variable horizontal resolutions.
8. When testing is complete, disable image versions by pressing the Options key and
choosing More until a - appears next to it.
Alternatively, to disable image versions using the command line interface, enter the
following command:
ISUB 0 // Disables sub images
9. To test another HDMI gaming format, return to step 3.