Extron electronics VN-Matrix 250 Series, Руководство пользователя

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Return Audio Problems
Return audio requires settings to be made on both the encoder and decoder.
Cause Check
The return audio input
has not been enabled
on the decoder. Ensure the
Analog input enable
check box is selected on the
decoder
bandwidth
page (see
Return audio configuration
on page 64).
The return audio input
level is not set correctly
on the decoder. The input level is adjusted using the Analog input level text box on the decoder
bandwidth page (see
Return audio configuration
).
A program audio
stream has not been
assigned on the
decoder. A program audio stream must be assigned on the decoder; return audio does not
operate if the decoder is not receiving a program audio stream.
Ensure that the
program audio stream
check box is selected (see
Assigning an
audio source stream
on page 61)
A return audio source
has not been selected
on the encoder.
Select a source from the
Reverse audio source
drop down menu (see
Analog
output level (return audio)
on page 56).
The return audio is
not enabled on the
encoder. Ensure the
Analog output
check box is enabled on the encoder
Configure
(AudioPort0) tab
(see page 54).
The return audio output
level is not set correctly
on the encoder or the
output is muted. The output level can be adjusted using the
Analog output
level text box on the
encoder
Configure
page (see
Analog output level (return audio)
).
VNM 250 • Troubleshooting 122