Alto DPA6000 User Manual
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Alto DPA6000 User Manual

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User's Manual
40 BIT ENHANCED
DPA6000
STEREO POWER AMPLIFIER
R R
LTO
www.altoproaudio.com
Version 1.0 MAY 2005
English
English

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  • Page 1 User's Manual 40 BIT ENHANCED DPA6000 STEREO POWER AMPLIFIER www.altoproaudio.com Version 1.0 MAY 2005 English English...
  • Page 2 ˙ SAFETY RELATED SYMBOLS Fuse To prevent fire and damage to the product, use only the recommended fuse type as indicated in this CAUTION manual. Do not short-circuit the fuse holder. Before RISK OF ELECTRIC SHOCK DO NOT OPEN replacing the fuse, make sure that the product is OFF and disconnected from the AC outlet.
  • Page 3 We guarantee you our commitment to quality, continual research and development, and of course the best performance/price ratio. Our ▲LTO DPA6000 Stereo Power Amplifier is the result of many hours of listening and tests involving comm on people, area experts, musicians and technicians. The result of this effort is the sophisticated circuit design featuring high power and superb quality together with superior reliability and stability to provide the highest possible audio performance.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS 1. INTRODUCTION.............................4 2. FEATURES.............................4 3. CONTROL ELEMENTS..........................4 3.1 The Front Panel 3.2 The Rear Panel 4. GETTING STARTED..........................6 4.1 Preset Selection 4.2 Edit Menu 4.3 Channel Selection 4.4 Comm Selection: 4.5 SIG/LIMITER LED 5. REMOTE CONTROL ..........................7 5.1 How to set the DPA's ID number 5.2 Connection to the PC 5.3 First Steps with the PC Editor...

  • Page 5: Introduction

    1. INTRODUCTION The ▲LTO DPA6000 40 Bit DSP Stereo Amplifier is a high power, low profile, professional Power Amplifier with advanced features and great reliability. In fact, the amplifier functions far beyond a traditional power amplifier, it is also a versatile effect processor. You can set the input and output audio configuration through recalling one of the presets included in the internal memory or PC editor software.
  • Page 6 6. Level Control for Channels 1&2 These two controls are used to adjust output level of channel 1 and channel 2 respectively. 7. UP/DOWN Key This key is used to move inside the menus or to modify the parameter's value. 8.
  • Page 7 9. APPLICATION Total two optional modes: Please see following diagram for connecting the power amplifier into your audio system. 9.1 Stereo Mode In this mode, channel 1 and channel 2 operate independently (just as traditional input into channel 1 can be out- put from channel 1 only, similarly, the signal input into channel 2 can be output from channel 2 only.

  • Page 8: Channel Selection

    - Hum Cancel (ON/OFF) ˙Select "EDIT" using SELECT key. ˙Then select "HUM CANCEL" using UP/DOWN keys, both the "HUM CANCEL" and "EDIT" indicators will light ˙Press "ENTER" to set Hum Cancel function ON or OFF. Note: the HUM CANCEL indicator will be lighting all the time if you set this function ON, and it effects only on the selected channels.

  • Page 9: Parameter Menus Description

    6. PARAMETER MENUS DESCRIPTION - HUM CANCEL: allows the modification of the dynamic NOTCH filter parameters. The graph included shows the filter response curve. - NOISE GATE: allows the modification of the noise gate parameters. The graph included shows the filter curve. - MULTICOMP: allows the modification of the multiband compressor parameters.
  • Page 10 1>. With the DPA unit powered up and connected to your PC's serial port as described, run the PC Editor program by selecting the MAXI EOITOR icon in the Windows PROGRAMS menu. 2>. The PC Editor should now load. A welcome screen will appear. This closes after 5 seconds (or click on it).
  • Page 11 5.5 Help File The HELP file accessible from within the PC Editor will be updated as necessary. Since software updates after the printing of this manual may affect the instructions provided here, please check the Help File for any later remarks. 5.6 Introduction to the PC Editor When you launch the editor on your PC, you will see the opening screen following (later software versions may differ).
  • Page 12 PC. Connection Diagram of Remote Control to / from to / from RS232 Serial Port RS232 Serial Port DPA6000 MODEL DPA2500/4000 SERIAL to / from POWER OUTPUTS Apparaten skall anslutas RS485 IN ＋...

  • Page 13: Connections

    8. CONNECTIONS The following diagrams show the schemes of the recommended cables and some connection examples referred to various system configurations. Inputs A & B, RS485 IN GROUND BALANCED XLR-M HOT (+) COLD (–) Inputs A & B SLEEVE GROUND BALANCED JACK RING HOT (+)
  • Page 14 20. RS232 Serial Communication Port The RS232 port allows incoming and outgoing communication between the DPA6000 stereo amplifier and PC via connecting the DPA6000 stereo amplifier to a PC, all the processor functions are possible to be controlled remotely by ALTO editing software.
  • Page 15 You can also operate the paralleled mode via outside wiring, so the signal input from channel 1 or 2 will beo- tuput from both channel 1 and channel 2 simultaneously. The volume of channel 1 or channel 2 can be controlled separately.
  • Page 16 Input Connector Input Connector Balanced INPUT Channel 1 MODEL SERIAL POWER OUTPUTS Apparaten skall anslutas RS485 IN － － ＋ ＋ till jordat uttag nar den ansluts till ett natverk BREAKER INPUT INPUT INPUT INPUT BRIDGE RS485 OUT ＋ TIP/PIN 2 ＋...

  • Page 17: Bridge Mode

    9.2 Bridge Mode In this mode, the signal input into channel 1 will be output from the bridged end, on the other hand, the output level control of channel 2 should be turn down to smallest (turn the volume control at counterclockwise). Only the volume control of channel 1 is used to control the volume of whole system.

  • Page 18: Technical Specifications

    10. TECHNICAL SPECIFICATIONS MODEL DPA6000 40 Bit DSP Enhanced Stereo Amplifier 20Hz 20KHz@0.1% THD, Stereo Mode 8 ohms per channel(EIAJ) 1070W 4 ohms per channel(EIAJ) 1500W Bridge Mono Mode 8 ohms, 1KHz, 0.1%THD 3000W Distortion (SMPTE-IM) <0.05% Frequency Response 20Hz-20KHz±1dB, -3dB points: 10Hz-60KHz Damping Factor, 1 kHz and below >400 at 8ohms...

  • Page 19: Warranty

    11. WARRANTY 1. WARRANTY REGISTRATION CARD To obtain Warranty Service, the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date. All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status, so as to purport a more effective and efficient after-sales warranty service.
  • Page 20 No. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan http://www.altoproaudio.com Tel: 886-4-22313737 email: alto@altoproaudio.com Fax: 886-4-22346757 All rights reserved to ALTO. All features and content might be changed without prior notice. Any photocopy, translation, or reproduction of part of this manual without written permission is forbidden. Copyright 2005 SEIKAKU GROUP NF02199-1.0...

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