BehringerメーカーB300の使用説明書/サービス説明書
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Users Manual Version 1.2 July 2002 ENGLISH B300 ww w .behringer .com.
2 B300 SAFETY INSTRUCTIONS CAUTION: T o reduce the risk of electrical shock, do not remove the cover (or back). No user serviceable parts inside; refer servicing to qualified personnel. WARNING: T o reduce the risk of fire or electrical shock, do not expose this appliance to rain or moisture.
3 B300 FOREWORD Dear Customer, Welcome to the team of B300 users and thank you very much for expressing your confidence in BEHRINGER products by purchasing this fully active loudspeaker system.
4 B300 B300 B300 Fully Active 2-Way Loudspeaker System with Integrated EQ and Mic Preamp s 2-way bi-amping for excellent sound reproduction s Two integrated high-power amps for low and high frequency .
5 B300 TABLE OF CONTENTS 1 . INTRODUCTION ..................................................................................................................... 6 1.1 The concept .........................................................................
6 B300 1. INTRODUCTION Congratulations! With our new BEHRINGER B300 you purchased an absolutely reliable and versatile active loudspeaker system. You now own an audio tool that gives you an undistorted and well balanced reproduction of your program material, be it for presentations, P.
7 B300 1. 3 Control elements Fig. 1.1: Rear panel control and connecting elements of the B300 1 The OVL LED (= overload) lights up as soon as any one of the built-in protections has been activated. For improved control a second overload LED is installed on the front panel of the speaker cabinet.
8 B300 2 . SETTING UP THE B300 The sound of your B300 largely depends on the room acoustics. Please observe the following hints to get the most out of your B300. 2. 1 Tweeter High frequencies are the very part of the audio spectrum that ensures a clear sound and speech intelligibility.
9 B300 2. 3 Flying operation of the B300 A special fixture designed by BEHRINGER allows the flying operation of your B300. Safe and reliable flying of speakers requires some know-how and expertise. So, please make sure that your B300 will be set up by qualified personnel only.
10 B300 Fig. 3.1: Different plug types 4. LEVEL SETTING Please set the levels as follows: s Turn the master volume control on your mixing console until it provides a level of 0 dB, or s Raise the output level of the stereo signal source (if equipped with a volume control), so that there is no overloading, or s Speak into the microphone connected.
11 B300 5. APPLICATIONS 5. APPLICATIONS 5. 1 Presentations Owing to the built-in microphone preamp you only need a B300 and a dynamic microphone to set up a straightforward sound reinforcement system. Mount the B300 on a speaker stand for optimum presentation and intelligibility of announcements.
12 B300 6. SPECIFICATIONS 6. SPECIFICATIONS SPEAKER COMPLEMENT High-performance woofer 15P200A3 Diameter 15" (385 mm) Sensitivity 98 dB @ 1 W / 1 m Impedance 3 ohms Power (RMS / music) 200 W / 400 W T weeter compression driver 34P30A8 Diameter 1.
13 B300 7 . WARRANTY The information contained in this manual is subject to change without notice. No part of this manual may be reproduced or transmitted in any form or by any means, electronic or me.
デバイスBehringer B300の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Behringer B300をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはBehringer B300の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Behringer B300の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Behringer B300で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Behringer B300を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はBehringer B300の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Behringer B300に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちBehringer B300デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
