Table of Contents
DAA2 & DAX — P/N 53265:A1 8/24/2011 7
5.3.1: DAA2 Installation..............................................................................................................................77
5.3.2: DAX Installation................................................................................................................................77
5.3.3: Single- or Multi-mode DVC (DVC-PCB or less) or DAA Installation ............................................78
Single-mode..........................................................................................................................................78
Multi-mode...........................................................................................................................................78
Appendix A: AC Current Draw Calculations ........................................................................79
A.1: DAA2 Current Draw Calculations..............................................................................................................79
A.1.1: Worksheet Procedures ......................................................................................................................79
A.1.2: Worksheets .......................................................................................................................................79
A.2: DAX Current Draw Calculations................................................................................................................82
A.2.1: Worksheet Procedures ......................................................................................................................82
A.2.2: Worksheets .......................................................................................................................................82
Appendix B: Battery Calculations......................................................................................... 84
B.1: DAA2 Battery Calculations ......................................................................................................................84
B.2: DAX Battery Calculations ..........................................................................................................................86
Appendix C: DAA Digital Audio Amplifiers .......................................................................... 89
C.1: Overview.....................................................................................................................................................89
C.1.1: Description........................................................................................................................................89
C.1.2: Features .............................................................................................................................................90
C.1.3: Specifications....................................................................................................................................91
DAA-PS Power Supply Board .............................................................................................................91
DAA-5025/70 and DAA-7525 Boards.................................................................................................91
C.1.4: DAA Board Layouts .........................................................................................................................94
Wire Versions.......................................................................................................................................94
Fiber Versions ......................................................................................................................................96
Indicators ..............................................................................................................................................97
Switches and Jumper ............................................................................................................................99
C.2: Installation...................................................................................................................................................99
C.2.1: Cabinet ..............................................................................................................................................99
CAB-3 Cabinets..................................................................................................................................100
CAB-4 Series......................................................................................................................................101
EQCAB Series Cabinets.....................................................................................................................101
C.2.2: Batteries ..........................................................................................................................................102
In a CHS-BH1 Battery Chassis ..........................................................................................................103
Within the CAB-4 Enclosure..............................................................................................................103
Outside the DAA Enclosure ...............................................................................................................103
C.2.3: Wiring .............................................................................................................................................103
Connecting the DAA Power Supply to AC Power.............................................................................103
Connecting the DAA Power Supply to the Batteries .........................................................................104
Connecting the Alarm and Trouble Buses..........................................................................................107
Digital Audio Ports A and B on Wire Version Boards ......................................................................109
RXA, RXB, TXA, TXB Fiber Version Board Connections ..............................................................109
FFT Riser Connections.......................................................................................................................110
Auxiliary Inputs A and B ...................................................................................................................111
Speaker and Backup Circuits..............................................................................................................112
In Riser Mode to CIM/CSM Series Canadian Room Isolator Modules.............................................116
UL Power-limited Wiring Requirements ...........................................................................................119
C.3: Configuration ............................................................................................................................................120
C.3.1: Setting the Configuration Switches ................................................................................................120
EFA and EFB (Switches 9 and 10).....................................................................................................120
4WIRE (Switch 11) ............................................................................................................................120
Address Switches................................................................................................................................121
Volume Control..................................................................................................................................121
C.4: Programming.............................................................................................................................................121