MPA-626: Installation and Operation Manual 1
MPA-626
Installation and operation manual
Contents
Section
Page
1
Safety Notes
............................................................................. 3
2
General Description
................................................................. 3
3
Schematic Diagram
................................................................. 3
4
Music Inputs
4.1 Sensitivity & Gain Control.................................................... 4
4.2 Music Source Select............................................................ 4
4.3 Music Level Control, Local or Remote................................. 4
5
Music Equalisation
.................................................................. 4
6
Music Priority
........................................................................... 5
7
Microphone Input
..................................................................... 5
7.1 Gain Control ........................................................................ 6
7.2 Microphone Input................................................................. 6
7.3 Restoration Relays .............................................................. 7
8
Front Panel Level Controls
..................................................... 8
9
Microphone Equalisation
........................................................ 8
10
Microphone Priority
................................................................. 8
10.1 Microphone Over Music Priority......................................... 8
10.2 Mic 1 Over Mic 2 Priority................................................... 8
11
Chime
........................................................................................ 9
12
Power Amplifier and Line Outputs
......................................... 9
12.1 Power Amplifier and Protection Circuits............................. 9
12.2 High Pass Filter ................................................................ 9
12.3 Aux Outputs...................................................................... 9
13
Music Mute (Fire Alarm Interface)
........................................ 10
14
Bose Equalisation Modules
.................................................. 10
14.1 Installation Information..................................................... 10
14.2 Installation Instructions .................................................... 10
15
Facility Input
.......................................................................... 10
15.1 AE-1 Facility Connection ................................................. 11
15.2 DM-1 Facility Connection................................................. 12
15.3 Connecting Multiple DM-1 Modules to the Facility Input.. 13
16
Facility Input Capacity
.......................................................... 14
17
General Notes
........................................................................ 14
17.1 Multi-zone Applications.................................................... 14
17.2 EMC Considerations........................................................ 14
11-07-02 V4
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