Cambridge Audioメーカー840A V2の使用説明書/サービス説明書
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Y our music + our passion 840A V2 azur ENGLISH Class XD integrat ed amplifier User’s manual 2.
2 For your own safety please read the following important safety instructions carefully before attempting to connect this unit to the mains power supply . They will also enable you to get the best performance and prolong the life of the unit: 1. Read these instructions.
3 840A V2 azur ENGLISH V entilation IMPORT ANT - The unit will become hot when in use. Do not stack multiple units on top of each other . Do not place in an enclosed area such as a bookcase or in a cabinet without sufficient ventilation. Ensure that small objects do not fall through any ventilation grille.
4 Thank you for purchasing this Azur 840A V2 Class XD Integrated Amplifier . W e hope that you will enjoy many years of listening pleasure from it. The 840A V2 features our unique proprietary amplifier topology; Class XD™, designed to eliminate crossover distortion at low signal levels.
R L R L Input 1 (Unbalanced) Input 1 Balanced Audio GND 5 840A V2 azur ENGLISH Rear panel connections Pow er On/Of f Switches the unit on and off. AC po wer socket Once you have completed all connections to the amplifier , plug the AC power cable into an appropriate mains socket then switch on.
Volu me Bass Treble Direct Mode Speaker A/B Phones Standby / On azur 840A Class XD Integrated Amplifier 6 F ront panel controls Standby/On Switches the unit between Standby mode (indicated by dim power LED) and On (indicated by bright power LED). Standby is a low power mode where the power consumption is less than 10 Watts.
The 840A V2 is supplied with an Azur Navigator remote control that operates both this amplifier and Cambridge Audio Azur CD players. Insert the supplied AAA batteries to activate. The functions relevant to the amplifier are as follows: Standby/On Switches the amplifier between On and Standby mode.
When designing our amplifiers we have tried to include features that allow you to connect your system in various ways. The inclusion of features such as Pre-Out and Speaker B connections mean that you can flexibly configure your system depending on your requirements.
Balanced audio connections The diagram below shows how to connect the 840A V2 to the Azur 840C Upsampling CD player using the Balanced Audio inputs via three- pin XLR connectors. The 840A V2 can also be connected to non- Cambridge Audio sources with balanced outputs).
10 Operating instructions The 840A V2 has a custom-made display on the front of the unit showing the current status and allowing you to access the 840A V2 System Configure menus. Here you can adjust the listening settings of the amplifier to personal preference.
11 840A V2 azur ENGLISH V olume display T o change the volume display from decibels (-95 to 0dB) to arbitrary volume units (0 to 96 units) select VOL DB in the System Configure menu. Press the input select button to turn off the volume in decibels. Press the Mode button to exit.
12 The 840A V2 features Incognito Ready/A- BUS Ready outputs, allowing multi-room capability . One or two amplified keypads can be plugged into the 840A V2 (using CA T-5/5e cable and RJ45 plugs) to provide multi-room audio in one or two secondary rooms or zones.
13 840A V2 azur The 840A V2 features a Control Bus input/output that allow un-modulated remote control commands (positive logic, TTL level) to be received electrically by the unit and looped to another unit if desired. These control commands are typically generated by custom installation (multi-room) systems or remote IR receiver systems.
14 CAP5 - Fiv ewa y protection system Cambridge Audio has developed a proprietary protection system to ensure reliability and a long life for its amplifiers and the speakers they are connected to. Note: Due to the required sensitivity of the CAP5 system, it is possible that mains power disturbances can falsely trigger CAP5 in extreme situations.
15 840A V2 azur Power Output 120W RMS into 8 Ohms 200W RMS into 4 Ohms THD (unweighted) < 0.001% 1 kHz at 80% of rated power < 0.01% 20 Hz - 20 kHz at 80% of rated power Frequency R esponse 10 H.
AP21 393/4 © 2008 Cambridge Audio Ltd Cambridge Audio is a brand of A udio Par tnership Plc Regist ered Office: Galler y Cour t, Hankey Place London SE1 4BB, United Kingdom Regist ered in England No.
デバイスCambridge Audio 840A V2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:
Cambridge Audio 840A V2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Cambridge Audio 840A V2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。Cambridge Audio 840A V2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。Cambridge Audio 840A V2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。
Cambridge Audio 840A V2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Cambridge Audio 840A V2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、Cambridge Audio 840A V2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Cambridge Audio 840A V2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。