How to adjust the background music volume
In certain types of applications, such as in a hospital, there may be a requirement to set the volume level of the
background music at a Distributed Amplifier Units (DAU) using a remote control. This volume adjustment will
apply to the speaker circuits associated with the respective DAU.
Mains powered Distributed Amplifier Unit volume control
Using the controls at a Mains Powered Distributed Amplifier Unit you can set the required audio
volume of the background music to a specific level.
Volume
micro Distributed Amplifier Unit volume control
micro DAU
Audio Status
Circuit A fault
Circuit B fault
-
Remote
Control
Normal indications
Quick press and release the Power button
on Remote control. You are now in 'BGM'
background music volume adjust mode.
Press
+
to increase the volume or
the volume and adjust to a required level.
Press and hold the
Power button to save the
settings and release the button after
about 2 seconds.
Normal indications
Keys for Remote Control
- Off
- 1 flash every 2s
x1
- steady On
Ensure you point the Remote Control at a micro DAU
throughout making adjustment to the volume level.
Trouble shooting
If the remote control fails to operate in close proximity to the
indication aperture on a micro DAU then a possible cause may
be the battery. Replace the battery in the remote control.
Audio Status
+
Circuit A fault
Circuit B fault
Indication at
Remote Control
x1
x1
-
to decrease
Keys for micro DAU
- Off
- 1 slow flash
slow
(every 0.5s - On 0.5s Off) every 1s
- steady On
Vigilon
Indications at
micro DAU
slow
slow
This LED
will give a steady
On indication when
the volume reaches
maximum or
minimum level.
COMPACT VOICE ALARM
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