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Operation Instructions
Please read this manual carefully before use.
Performance features
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5-channel microphone input ports, 2-channel auxiliary line input ports, 1-channel EMC input port,
1-channel line output port.
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Convenient MP3 and tuner functions, with station tuning and power failure saving function.
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Chime output function.
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Two stages priority mute function.
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Tuner/MP3 status liquid crystal display (LCD), Chinese subtitle, 5 segment LED level meters.
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Each channel with independent volume control, treble and bass adjustments.
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100V, 70V constant voltage output and 4 fixed resistance (balanced, non-grounding) output.
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AC 220V working voltage.
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Output short-circuit protection and with warning alarm.
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Single board complete PA system.
This page stays blank for the consumer summary record.
Professional Public Address System
MP3/Tuner/Integrated PA Power Amplifier
1
EMMA-912A
EMMA-925A
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Table of Contents
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Summary of Contents for EMIX EMMA-925A
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Page 1: Operation Instructions
Professional Public Address System EMMA-912A EMMA-925A MP3/Tuner/Integrated PA Power Amplifier Operation Instructions Please read this manual carefully before use. Performance features ● 5-channel microphone input ports, 2-channel auxiliary line input ports, 1-channel EMC input port, 1-channel line output port. ●... - Page 2 Front panel 15 16 17 18 1. Power indicator 7. Treble adjust 13. Tuner status operation button 2. Mains switch 8. Microphone volume adjust 14. MP3 play status operation button 3. LED level meter 9. Line 1/Microphone 4 volume adjust 15.
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Page 3: System Connection
System connection MIC1 FM INT L O W MIC2 MIC3 I M P E D A N C E S P E A K E R 4 o h m , 8 o h m , 1 6 o h m AM INT 1 0 0 V , 7 0 V , L I N E S P E A K E R OTHER... - Page 4 Operation instructions Operating instructions of equipment function Volume adjusting: To meet customer's different demands on the music tone, this equipment is provided with 7 adjusting knobs relative to sound in total. Among them, “BASS” is the bass tone adjusting knob, “TREBLE” is the treble tone adjusting knob, “MIC1, MIC2, MIC3” knobs are used to adjust the volume of Microphone 1, Microphone 2, and Microphone 3.
- Page 5 MP3 music file from them. Firstly, the display screen will display ‘***WELCOME***’in the first line and ‘ EMIX’ in the second line, then the equipment will play automatically according to the file saving sequence, and the display screen will display the corresponding play information;...
- Page 6 Installation Precautions Never block the ventilation vent. It is required to stop using immediately if the power cord is worn out. The power amplifier should not be put in the following places: Poor Ventilation; Dusty and damp location; Under direct sunlight; High environmental temperature or near heat source;...
- Page 7 Performance specifications Model No. EMMA-912A EMMA-925A Rated output 120W 250W Output adjust rate From full load to no load, less than 3 dB. Output mode 4 fixed resistance output, 70V, 100V constant voltage output AUX output 600 0. 8V Mic 1, 2, 3, 4, 5 with phantom power supply (optional): 600 , 2.5 mV Input AUX 1, 2: 10 k , 250 mV unbalance;...
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