To test the audio to speaker circuits
The audio to speaker circuits can be tested by making announcements via:
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Emergency microphone
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PA microphone
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activating the central emergency and auxiliary messages at the control panel
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and by switching on the Background music system.
How to enable or disable Background music or PA
The background music and PA can be enabled or disabled, to do this press the Menu On/Off button and
then select [Control] followed by [Enable] / [Disable] and then momentarily press <etc> and select [Audio],
now select either [PA] or [Music] followed by [Enter].
4188-781 issue 6_Part 2_ 08/10_micro DAU commission
9
micro Distributed Amplifier Unit
Commissioning information
