ArtメーカーHD 131の使用説明書/サービス説明書
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HD131 SINGLE CHANNEL 31 BAND 1/3 OCTAVE GRAPHIC EQUALIZER HD215 DUAL CHANNEL 15 BAND 2/3 OCTAVE GRAPHIC EQUALIZER HD231 DUAL CHANNEL 31 BAND 1/3 OCTAVE GRAPHIC EQUALIZER.
2 IMPORTANT SAFETY INSTRUCTION – READ FIRST This symbol, whenever it appears, This symbol, wherever it appears, alerts you alerts you to the presence of uninsulated to important operating and maintenance dangerous voltage inside the enclosure-voltage instructions in the accompanying literature.
3 The new ART HD-Series of Precision Graphic Equalizers have been designed and engineered to exceed extremely high standards for audio performance and functionality.
4 GENERAL INFORMATION Congratulations on the purchase of y our new ART equalizer. This profe ssional equalizer is perfect for virtually any audio application wher e frequency tailoring is needed.
5 EUROBLOCK CONNECTIONS Insert the wires, and then snug down with the set screw. The entire barrier strip can be removed for quick service without disconnec ting the individual wires. SIGNAL LEVELS Signal levels from -10dBu to +4dBu are cons idered normal with maximum levels of approximately +22dBu balanced or +16dBu unbalanced.
6 OPERATING INSTRUCTIONS Before starting to equalize your sound system there is some information you should know and proce- dures you should follow. Your equalizer is equipp ed with a bypass switch.
7 FRONT PANEL CONTROLS 1. POWER SWITCH To turn the equalizer ON or OFF, press the upper or lower portion of this button. CAUTION: Always turn on your equalizer BEFORE your power amplifie rs are turned on, and always turn off your equal- izer AFTER your power amp lifiers have been turned off.
8 Clip Indicator: - This red LED illuminates if any secti on of the equalizer is near clipping. Oc- casional flickering of this LED is acceptable, but if it remains on more than intermittently you sho.
9 REAR PANEL CONNECTORS & CONTROLS 8. POWER CORD This cord is used to connect the AC power source to your equalizer. CAUTION: Equipment for USA installation includes a power cord with a thre e pin polarized plug. DO NOT REMOVE THE CENTER GROUNDING PIN.
10 11. INPUT/OUTPUT CONNECTORS 1/4 TRS The TRS (Tip Ring Sleeve) connector is balanced and wired as Tip = High (+), Ring = Low (-), and Sleeve = Ground. XLR The XLR input connector is balanced and wired as Pi n 2=High (+), Pin 3=Low (-), and Pin 1=Ground.
11 APPLICATIONS Graphic equalizers may be used wherever modification of the frequency contour of a sound system is needed. A graphic equalizer is a solution to any number of sound problems or creative urges.
12 WARRANTY INFORMATION Limited Warranty Applied Research and Technology will provide warranty and service for this unit in accordance with the following warrants: Applied Research and Technology, (A .
13 SERVICE The following information is provided in the unlik ely event that your unit requires service. 1) Be sure that the unit is the cause of the problem. Check to make su re the unit has power supplied, all cables are connecte d correctly, and the cables them selves are in working condi- tion.
14 SPECIFICATIONS: EQUALIZER Bands 2 x 15, 2/ 3 Octave, ISO Spacing (HD215) 1 x 31, 1/3 Octave, ISO Spacing (HD131) 2 x 31, 1/3 Octave, ISO Spacing (HD231) Type / Accuracy Constant Q, 3% Center Freque.
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16 APPLIED RESEARCH & TECHNOLOGY 215 TREMONT STREET ROCHESTER, NEW YORK 14608 USA (585) 436-2720 – Voice (585) 436-3942 – Fax www.artproaudio.com E-mail: cserve@artproaudio.
デバイスArt HD 131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：
Art HD 131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Art HD 131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。Art HD 131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。Art HD 131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。
Art HD 131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Art HD 131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、Art HD 131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Art HD 131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。
