Digital Network Public Address & Voice Alarm System
Step 3: Select [Group] on "Information Area", at the same time, the list box in “Working Information Area”
will display all the group information.
Step 4: In "Group Information area", press and hold the mouse to drag and select partition 1, 2, 3, those
selected partitions will be highlighted and shown in information list.
Step 5: Click [background music] button on the source control bar on the right side, you can specify a
partition audio source on the selected partition.
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