User Manual
www.redbackaudio.com.auRedback® Proudly Made In Australia12
Redback® A 4270/80 Four Zone Paging PA Amplier
Fig 12
Open the Removable Disk and you should get a window that looks like gure 13.
Fig 13
The contents of the SD Card include a Library folder of sample MP3 les and ve folders for the MP3 les associated with
the various triggers.
There should be default MP3 les included in each folder. These will need to be replaced with your own MP3 les.
Open the folder in which you want to install an MP3 (in our case its the Alert folder) and you should see an MP3 le which
is named Alert.MP3 as shown in gure 14.










