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UNITY DAU Installation & Maintenance Manual

Fire Microphone Connections

The Unity DAU is designed to work with the ALFM1 fire microphone, which is connected Pin for Pin as

described below:

Note in each block the connections are reversed, on the ALFM1 the Au- pin is on the top, on the Unity

DAU the Au- pin is at the bottom of the block.

The DAU is shipped as standard with the monitoring of the Fire Microphone DISABLED- to enable the

monitoring fit the jumper supplied in the accessory pack as shown below:

Link fitted to

enable monitoring

The level of the Fire Microphone can be independently adjusted using the front panel recessed control

marked “FIRE MIC”, the fire microphone is always the top priority and mutes all other inputs.

Document DCC UND 7001-01 Rev 1 June 2005 Page 12 of 17

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