DSPPA M835, Руководство пользователя

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1. Introduction of Product
1.1 Description of Equipment
This is a cost-effective professional intelligent address system with high-grade aluminum-alloy panel and
elegant appearance, which is suitable for household, factory, school, hospital, shop and other commercial
applications. With imported power tube, this amplifier has strong power, wide frequency band, low noise, high
fidelity and quality. There are constant voltage output of six zones and constant impedance output in order to
facilitate the user to connect different loudspeakers. With perfect and reliable overload protection, short-circuit
protection, and overheat protection, the safety performance of this equipment is improved.
1.2 Performance Characteristics
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Four channels of microphone and two channels of line input, and separate adjustment of treble and bass;
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With 6-partitions selector, which makes it possible to select and control each partition separately, separate
adjustment of volume with indicator for each partition, adjustable volume of all partitions with indicator.
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Built-in chime and alarm generator, separate control of volume, with indicator and switch, and alarm
short-circuit triggering terminal;
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When the built-in alarm generator is started up, the background music is turned off, and the output from six
channels of the partitions will be turned on;
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There are independent volume control and master volume control for audio source input;
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With display of output power level indicator lamps (5 LED lights) on the front panel;
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With USB and Bluetooth player, support formats such as MP3, WMA, WAV and ACC;
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Telephone TEL input on rear panel with controllable call volume;
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Four Network interfaces on the rear panel which is to connect with CM12 paging MIC and control partition
output remotely;
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Built-in 24V DC power input;
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Built-in 48V phantom power for four channels of microphone, MIC1-4 with independent volume control
switch;
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Fan on the rear panel to protect machine from overheat;
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Output short-circuit protection and giving alarm;
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Priority level function (Default):
Level 1: Telephone (TEL), remote pager;
Level 2: Microphone 1,
Level 3: alarm (SIREN), EMC, chime;
Level 4: Microphone 2, microphone 3, microphone 4, line 1, line 2, MP3 player.