Quantum Data 780B, User Manual

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780B Video Generator/Analyzer
– User Guide
Page 26
December 1, 2014 Revision A7
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A Frame Rate with black lettering but with no outline
– The Frame Rate is not supported by the standard
for the selected resolution.
Note : When you make a physical connection to an HDMI HDTV, a hot plug event will occur. If Hot Plug
Formats is enabled on the Preference menu, when the hot plug event occurs, the 780B will read the EDID
of the display device connected to its output port. The output is automatically set to the preferred timing
which is highlighted in green following a hot plug.
4.2.3 Procedures for Enabling AVMute
The procedures below describe how to enable AVMute. AVMute is an optional feature in HDMI that enables a
source to signal a sink to extinguish its audio and video. The source, in this case the 780B emulating a source
sets the AVMute Set flag in the general control packet. The purpose of AVMute is to avoid audio artifacts when
switching resolutions.
1. Select the Preferences from the 780B top level menu. Navigate to the second page by touch selecting the
More
… key.
2. Touch select the On activation button next to AVMute on the screen below.