780B Video Generator/Analyzer – User Guide
connected to HDMI devices and which set of transactions you have enabled (i.e. DDC, HPD on Tx or Rx
side).
6. Enable HDCP on the 780B HDMI OUT port. Use the procedures in the section entitled:
an HDMI HDTV or HDMI Repeater
7. Take whatever action necessary to initiate a new HDCP authentication. Typically this would be a hot plug
event at the sink device you are testing. Alternatively you can simply disable and re-enable HDCP on the
780B.
8. Touch select the Capture Data Table activation button to initiate the capturing of the data. A screen similar
to the one shown below will appear.
9. Touch select the Details activation button (top center) to view the details of any specific transaction that
you have selected. The following screen is an example of the details screen for the BCAPS register.
December 1, 2014
Device.
Page 129
Testing HDCP on
Revision A7
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