Instruction/ maintenance manual of the product MP2D Nilfisk-ALTO
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User's Manual LTO R www .altoproaudio.com V ersion 1.1 November 2005 English MP2D TWO CHANNELS MICROPHONE / INSTRUMENT PREAMPLIFIER WITH STEREO BUS.
SAFETY RELA TED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol, wherever used, alerts you to the pre- sence of un-insulated and dangerous voltages with- in the product enclosure. These are voltages that may be sufficient to constitute the risk of electric shock or death.
2 PREF ACE Thank you for choosing MP2D T wo Channels Microphone / Instrument Preamplifier with Stereo Bus and thanks LT O for choosing one of the results of L TO AUDIO TEAM job and research. For our L TO AUDIO TEAM, music and sound are more than a job .
T ABLE OF CONTENTS 1. INTRODUC ION T ..................................................................................................................................................4 2. FEA TURES......................................................
1. INTRODUCTION Congratulation! Now you are the owner of the MP2D T wo Channel Microphone / Instrument Preamplifier with Stereo Bus, which is provided with 129dB of signal to noise ratio and 0.007% of THD. Each channel provides an 1/4 inch instrument socket , individual phantom power , phase reverse and high pass filter .
5 High Pass Filter Switch The unit provides an 80Hz high pass filter for each channel. Y ou will activate the filter by pressing this switch. This filter is useful for eliminating extraneous low-end information from the signal being amplified. Frequencies from eighty hertz and below are cut from the incoming signal.
15 16 AC Inlet Standard IEC receptacle, connect your MP2D to mains with the supplied power cord. Before powering up your MP2D for the first time, make certain the stated power requirement of the instrument matches the voltage supplied in the country .
7 - XLR Connector Wiring For Phantom Power PIN1 GND PIN 2 +48v PIN 3 +48v 4. INST ALLA TION AND CONNECTION 4.1 Mains Connection 4.2 Audio Connection The MP2D presents with balanced XLR & 1/4" TRS and combo connectors, and it can be interfaced by several ways to support a variety of applications without any signal loss.
5. BLOCK DIAGRAM 8.
6. TECHNICAL SPECIFICA TION 9 Sampling Rates 44.1k, 48k, 88.2k, 96k, 176.4k, 192k Output 24-bit Digital INPUT SYSTEM SPECIFICA TIONS Connectors T ype Impedance Max input level CMRR XLR and 1/4" T.
7. W ARRANTY 1. W ARRANTY REGISTRA TION CARD T o obtain W arranty Service, the buyer should first fill out and return the enclosed W arranty Registration Card within 10 days of the Purchase Date.
NF02205-1.1 No. 1, Lane 17, Sec. 2, Han Shi West Road, T aichung 40151 T aiwan http://www .altoproaudio.com T el: 886-4-22313737 email: alto@altoproaudio.com Fax: 886-4-22346757 c All rights reserved to AL TO. All features and content might be changed without prior notice.
An important point after buying a device Nilfisk-ALTO MP2D (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 MP2D 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 MP2D - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Nilfisk-ALTO MP2D you will learn all the available features of the product, as well as information on its operation. The information that you get Nilfisk-ALTO MP2D will certainly help you make a decision on the purchase.
If you already are a holder of Nilfisk-ALTO MP2D, 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 MP2D.
However, one of the most important roles played by the user manual is to help in solving problems with Nilfisk-ALTO MP2D. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Nilfisk-ALTO MP2D 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
