Instruction/ maintenance manual of the product MACRO 2400 Nilfisk-ALTO
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PROFESSIONAL HIGH POWER STEREO AMPLIFIER User's Manual LTO R www .altoproaudio.com V ersion 1.0 April 2002 English MA CRO 830/1400/2400.
1 SAFETY RELA TED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Protective Grounding Make sure to connect the protective grounding to prevent any electric shock before turning ON the apparatus. Never cut off the internal or external protective grounding wire or disconnect the wiring of protective grounding terminal.
Preface Dear Customer , For our L TO AUDIO TEAM, music and sound are more than a job ...are first of all passion and let us say ...our obsession! We have been designing professional audio products for a long time in cooperation with some of the major brands in the world in the audio field.
T ABLE OF CONTENTS 1. INTRODUCTION .............................................................................................................4 2. FEA TURE LIST ........................................................................................
1. INTRODUCTION 2. FEA TURE LIST : Sophisticated protecting circuits protect the machine from improper tampering Input matching allows collection with any preamplifier Excellent frequency echo and sou.
6. Breaker This breaker is used to protect the unit in replacement of fuse. Press it to reset . 7. AC Inlet This connector is meant for the connection of the supplied main cord. Do not insert the power cord into this unit until voltage has been correctly set .
a. Wiring Configuration Either the 1/4" TRS (T ip-Ring-Sleeve) phone jack or the XLR servo connector can be wired in balanced and unbalanced modes, which will be determined by the actual applicat.
Tip Ring Sleeve Tip Ring Sleeve Tip Ring Sleeve Tip Ring Sleeve Tip Sleeve Tip Sleeve Tip Sleeve Tip Ring Sleeve 1 2 3 1 2 3 1 2 3 Tip Ring Sleeve 1 2 3 Centre Centre Centre Screen Screen Screen Tip S.
5.2 Operate MACRO 830/1400/2400 in Parallel (Mono) Mode In this mode, the Channel A input signal will be output from the output connectors of both Channels. The Channel B input jack is not used, the Channel A and B volumes can be adjusted independently .
5.3 Operate MACRO 830/1400/2400 in Bridged Mode In this mode, the Channel A input signal will be output from the Bridge output connectors. In this case, use the Channel A volume control to adjust the volume, keep the volume control of Channel B turned completely down (counterclockwise).
7. TECHNICAL SPECIFICA TIONS 7.1 Specifications ELECTRICAL SPECIFICATIONS INPUT SENSITIVITY INPUT IMPEDANCE FREQUENCY RESPONSE (at 10dB below rated output power) VOL T AGE GAIN DISTORTION(SMPTE-1M) S/.
7.2 Block Diagram INPUT LINK E.R 30Hz-9dB LA DIF PWR AMP OUTPUT CH-A CH-A 1.15V RMS +4dB 15Kohm BALANCED SUB WOOFER (OPTION) +/- MODE INPUT LINK E.B LA DIF PWR AMP OUTPUT CH-B CH-B AUTORAMP TURN-ON CI.
8. W ARRANTY 12 1. W ARRANTY REGISTRA TION CARD T o obtain Warranty Service, the buyer should first fill out and return the enclosed W arranty Registration Card within 10 days of the Purchase Date.
An important point after buying a device Nilfisk-ALTO MACRO 2400 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Nilfisk-ALTO MACRO 2400 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Nilfisk-ALTO MACRO 2400 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Nilfisk-ALTO MACRO 2400 you will learn all the available features of the product, as well as information on its operation. The information that you get Nilfisk-ALTO MACRO 2400 will certainly help you make a decision on the purchase.
If you already are a holder of Nilfisk-ALTO MACRO 2400, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Nilfisk-ALTO MACRO 2400.
However, one of the most important roles played by the user manual is to help in solving problems with Nilfisk-ALTO MACRO 2400. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Nilfisk-ALTO MACRO 2400 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
