Table of Contents
DAA2 & DAX — P/N 53265:A1 8/24/2011 5
Table of Contents
Section 1: General Information................................................................................................9
1.1: Overview........................................................................................................................................................9
1.2: Standards and Other Documents....................................................................................................................9
1.3: Supplemental Documentation......................................................................................................................10
1.4: Cautions and Warnings ................................................................................................................................10
Section 2: DAA2 Digital Audio Amplifiers ............................................................................13
2.1: Description...................................................................................................................................................13
2.1.1: Features..............................................................................................................................................13
2.1.2: Specifications.....................................................................................................................................14
CPS-24 Power Supply Board ...............................................................................................................14
DAA2-5025/70 and DAA2-7525 Boards.............................................................................................15
2.1.3: DAA2 Layout ....................................................................................................................................17
Connection Locations...........................................................................................................................17
Indicators ..............................................................................................................................................20
Switches................................................................................................................................................21
2.2: DAA2 Installation........................................................................................................................................21
2.2.1: Cabinet...............................................................................................................................................21
EQ Series Cabinets and Doors .............................................................................................................22
CAB-4 Series........................................................................................................................................24
2.2.2: Batteries .............................................................................................................................................24
CHS-BH1 Battery Chassis ...................................................................................................................25
Within the CAB-4 Enclosure................................................................................................................25
Outside the DAA2 Enclosure ...............................................................................................................25
2.2.3: Wiring................................................................................................................................................25
AC Power .............................................................................................................................................25
Batteries................................................................................................................................................26
Alarm Bus.............................................................................................................................................28
Digital Audio Ports A and B, Wire Connections .................................................................................29
Digital Audio Ports A and B, Fiber and Wire/Fiber Connections........................................................29
FFT Riser Connections.........................................................................................................................30
RM-1 Remote Microphone Interface ...................................................................................................32
Auxiliary Input A .................................................................................................................................32
Speaker Circuits....................................................................................................................................33
UL Power-limited Wiring Requirements .............................................................................................40
2.3: DAA2 Configuration ...................................................................................................................................41
2.3.1: Setting the Configuration Switches ...................................................................................................41
GND Fault Switch - SW1 on CPS-24 ..................................................................................................41
2WIRE/4WIRE Switch - SW1 on DAA2 Board..................................................................................41
Address Switches - SW2, SW3 ............................................................................................................41
PRIMARY AMP Switch - SW4...........................................................................................................42
2.3.2: Programming .....................................................................................................................................42
2.4: DAA2 Operation..........................................................................................................................................42
2.4.1: Sig Sil Control ...................................................................................................................................42
2.4.2: Volume Control - Master and Auxiliary............................................................................................42
2.4.3: FFT Communication .........................................................................................................................42
2.4.4: Trouble Messages..............................................................................................................................42
2.4.5: Read/Alter Status...............................................................................................................................42
Section 3: DAX Digital Audio Amplifiers .............................................................................. 43
3.1: DAX Overview............................................................................................................................................43
3.1.1: Description.........................................................................................................................................43
3.1.2: Features..............................................................................................................................................43
3.1.3: Specifications.....................................................................................................................................44
AC Power - TB7...................................................................................................................................44
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