Video & Audio Settings Page - Extron electronics MPX 423 A User Manual

Video & Audio Settings Page
The Video & Audio Settings page (figure 15) provides a way to set the input audio gain
and attenuation, set the output volume, mute and unmute all video and audio outputs, and
set the video delay (switching interval).
Figure 15.
Change the input gain and attenuation
Users can set the level of audio gain or attenuation (-18 dB to +24 dB) for each input
from the Video & Audio Settings page. Audio levels can be adjusted so there are no
noticeable volume differences between sources.
Change the audio level of an input as follows:
1. Click the Input drop-down list (see
2. Select the number of the desired input from the list.
3. Click the Input Audio Level (dB) drop-down list (
4. Select the desired gain or attenuation value from the list.
Mute and unmute one or all outputs
Mute one or all outputs as follows:
1. To select an individual output to mute or unmute, click on the Output drop-down list.
2. Select the number of the desired output.
3. Click the Video Only, Audio Only, or Video & Audio button to select video, audio,
or both for muting. Each click on a button toggles the other two buttons off.
4. Click the Mute or UnMute button to mute or unmute the selected
output, or click the Mute All or UnMute All to mute or unmute
all of the outputs. Observe the mute status indications (as shown
at right) on the page. Unmuted is displayed in green and muted is
displayed in red.
NOTE: If you choose an output number greater than 2, (that is, outputs 3 or 4 for video
signals and 5 or 6 for S-video signals) the audio mute options are no longer accessible.
Video and Audio Settings Page
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MPX 423 A • Ethernet Control 37