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DVR Settings
Changing the Audio Settings
Flashback3 & Flashback HD User’s Guide
P a g e 84
L3 Mobile-Vision
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6.23.2017
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Use the or button to select the desired gain in negative decibels (0 – 16). For
example, if you notice some audio distortion in your videos and the value of the
VLP1 Gain(-dB) field is currently 4 , you may want to try setting it to 5 .
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Press four times to save your changes and exit this option.
Changing the Gain Setting for the VLP2 Audio
This section describes how to adjust the strength of the audio line level signal into the
DVR for the VLP2 or VLX wireless microphone connected to input port VLP 2. This
signal has an effect on volume:

Increasing the numeric value of the VLP2 Gain(-dB) field will result in decreased
volume

Decreasing the numeric value of the VLP2 Gain(-dB) field will result in increased
volume.
It’s recommended that you adjust this setting up or down in small increments until
you hear an improvement. If you notice increased distortion after changing this
setting, go back to the Audio screen and increase the numeric value of the
VLP2
Gain(-dB) field.
The system default is -4 decibels.
1
Make sure the door to your DVR is open and Auto mode is off . (If necessary, press
the button until the light turns off .)
2
Press . The Main Menu displays.