YamahaメーカーAX-470の使用説明書/サービス説明書
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1 ENGLISH IMPORTANT! Please record the serial number of this unit in the space below. Model: Serial No.: The serial number is located on the rear of the unit. Retain this Owner’s Manual in a safe place for future reference. WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE.
2 1 Read Instructions – All the safety and operating instructions should be read before the unit is operated. 2 Retain Instructions – The safety and operating instructions should be retained for future reference. 3 Heed Warnings – All warnings on the unit and in the operating instructions should be adhered to.
3 ENGLISH FCC INFORMATION YAMAHA and the Electronic Industries Association’s Consumer Electronics Group want you to get the most out of your equipment by playing it at a safe level. One that lets the sound come through loud and clear without annoying blaring or distortion – and, most importantly, without affecting your sensitive hearing.
Illustration: AX-570 Parts in shaded area ( ) are not present on AX-470. 4 CONNECTIONS ● Before attempting to make any connections to or from this unit, be sure to first switch OFF the power to this unit and to any other components to which connections are being made.
5 ENGLISH Connect the SPEAKERS terminals to your speakers with wire of the proper gauge, cut as short as possible. If the connections are faulty, no sound will be heard from the speakers. Make sure that the polarity of the speaker wires is correct, that is, + and – markings are observed.
6 OPERA TIONS T O PLA Y A SOURCE 1 Set to the “ ∞ ” position. 2 3 Select a desired input source. * < For AX-570 only > If you select turntable as an input source (PHONO position), refer to “Setting the PHONO switch” on page 9. 4 Select the speakers to be used.
7 ENGLISH Notes ● If you want to enjoy another source while recording, select it with the INPUT selector. ● VOLUME , BASS , TREBLE , BALANCE , LOUDNESS controls and PURE DIRECT switch settings have no effect on the material being recorded. T O RECORD A SOURCE T O T APE (OR DUB FROM A T APE T O ANO THER) 1 Select the source to be recorded.
8 Adjusting the B ASS and TREBLE controls Adjusting the B ALANCE control Selecting the SPEAKER system Adjust the balance of the output volume to the left and right speakers to compensate for sound imbalance caused from speaker location or listening room conditions.
9 ENGLISH When y ou listen with headphones Connect the headphones to the PHONES jack. When listening with headphones privately, set both the SPEAKERS A and B switches to the OFF position. Using the PURE DIRECT switc h You can enjoy the purest possible sound from your audio sources by setting this switch so that the indicator illuminates.
10 REMO TE CONTR OL TRANSMITTER The remote control transmitter provided with this unit is designed to control all the most commonly used functions of the unit.
11 ENGLISH NO TES ABOUT THE REMO TE CONTROL TRANSMITTER Battery installation Battery replacement If you find that the remote control transmitter must be used closer to the main unit, the batteries are weak. Replace both batteries with new ones. Notes ● Use only AA, R6, UM-3 batteries for replacement.
SYMPTOM The unit fails to turn on when the POWER switch is pressed. No sound. The sound suddenly goes off. Only one side speaker outputs the sound. There is a lack of bass, and no ambience. Sound “hums”. Sound level is low. Using the BASS, TREBLE, BALANCE, LOUDNESS controls and SUBSONIC FILTER switch (AX-570 only) does not affect the tone.
13 ENGLISH 13 SPECIFICA TIONS Minimum RMS Output Power per Channel (PURE DIRECT; ON) < AX-570 > 8 ohms, 20 Hz to 20 kHz, 0.015% THD ...............................................100W+100W 6 ohms, 20 Hz to 20 kHz, 0.03% THD [Except Scandinavia model] .
YAMAHA ELECTRONICS CORPORATION, USA 6660 ORANGETHORPE AVE., BUENA PARK, CALIF. 90620, U.S.A. YAMAHA CANADA MUSIC LTD. 135 MILNER AVE., SCARBOROUGH, ONTARIO M1S 3R1, CANADA YAMAHA ELECTRONIK EUROPA G.m.b.H. SIEMENSSTR. 22-34, 25462 RELLINGEN BEI HAMBURG, F.
デバイスYamaha AX-470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：
Yamaha AX-470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Yamaha AX-470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。Yamaha AX-470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。Yamaha AX-470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。
Yamaha AX-470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Yamaha AX-470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、Yamaha AX-470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Yamaha AX-470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。
