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Class XD integrated amplifier
User’s manual
2
azur
840A V2
Your music + our passion
ENGLISH
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Important safety instructions For your own safety please read the following important safety CAUTION AVIS ACHTUNG instructions carefully before attempting to connect this unit to the Risk of electric Risque de choc Vorm öffnen mains power supply. They will also enable you to get the best shock. electrique. des gerätes. performance and prolong the life of the unit: Do not open. Ne pas ouvrir. Netzstecker ziehen. 1. Read these instructions. The lightning flash with the arrowhead symbol within an e
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azur 840A V2 Limited warranty Cambridge Audio warrants this product to be free from defects in Ventilation materials and workmanship (subject to the terms set forth below). IMPORTANT - The unit will become hot when in use. Do not stack Cambridge Audio will repair or replace (at Cambridge Audio's option) multiple units on top of each other. Do not place in an enclosed area this product or any defective parts in this product. Warranty periods such as a bookcase or in a cabinet without sufficient v
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Contents Introduction Important safety instructions..........................................................2 Thank you for purchasing this Azur 840A V2 Class XD Integrated Amplifier. We hope that you will enjoy many years of listening Limited warranty...........................................................................3 pleasure from it. The 840A V2 features our unique proprietary amplifier topology; Class Contents..........................................................................
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azur 840A V2 Rear panel connections Input 1 Balanced Audio 4 5 6 7 8 1 3 9 GND 2 L 12 11 10 R Input 1 (Unbalanced) IR - Four IR outputs for remote control of source equipment. 1 Power On/Off Switches the unit on and off. Please refer to the ‘Multi-Room’ section of this manual for more information on connections and set-ups. 2 AC power socket 8 Input 1 Balanced Audio Once you have completed all connections to the amplifier, plug the AC power cable into an appropriate mains socket then switch on.
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Front panel controls azur 840A Class XD Integrated Amplifier 8 11 Standby / On Phones Speaker A/B Mode Bass Treble Direct 6 7 1 2 3 4 5 9 10 Volume 1 Standby/On 8 Display Switches the unit between Standby mode (indicated by dim power LED) LCD used to control the 840A V2. Please refer to the ‘Operating and On (indicated by bright power LED). Standby is a low power mode instructions’ and ‘Amplifier setup’ section of this manual for more where the power consumption is less than 10 Watts. The unit s
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azur 840A V2 Remote control iPod compatibility The 840A V2 is supplied with an Azur Navigator remote control that To make use of the iPod functionality, your iPod dock must be connected to ‘Input 4’. operates both this amplifier and Cambridge Audio Azur CD players. Insert the supplied AAA batteries to activate. The 840A V2 remote can also control the basic functions of Apple iPod models when mounted in Cambridge Audio’s iPod docks, Apple’s The functions relevant to the amplifier are as follows
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Connections When designing our amplifiers we have tried to include features that Speaker B connections allow you to connect your system in various ways. The inclusion of The Speaker B connections on the back of the amplifier allow for a features such as Pre-Out and Speaker B connections mean that you second set of speakers to be used (i.e. speakers located in another can flexibly configure your system depending on your requirements. room). The Speaker A/B button on the front panel allows this se
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azur 840A V2 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). Note: The Input 1 switch must be in the ‘Balanced’ position. 840A V2 840C Balanced connections in an audio system are designed to reject electrical noise, from power wiring etc, and also the effects of noise currents
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Operating instructions Amplifier setup The 840A V2 has a custom-made display on the front of the unit The 840A V2 features many advanced settings that allow it’s use to be showing the current status and allowing you to access the 840A V2 customised to user preference. The inputs can be named to reflect the System Configure menus. Here you can adjust the listening settings of actual source units you have, each input can be trimmed so that each the amplifier to personal preference. The menu system
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azur 840A V2 To set a fixed volume for a source, select FIXED INP in the System Volume display Configure menu: Mode Mode Volume Volume To 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. Select the input required and set the fixed gain using the volume Press the Mode button to exit. control (the OFF setting does not disable the input but lea
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Multi-room connections The 840A V2 features Incognito Ready/A- Connections to the 840A V2’s Incognito Ready / A-BUS Ready outputs BUS Ready outputs, allowing multi-room are made by Cat-5 cable (terminated with an RJ45 jack plug). The RJ45 capability. One or two amplified keypads plug must be wired to the EIA/TIA 568A wiring standard: can be plugged into the 840A V2 (using Wire colours: 3. Orange/White 6. Orange CAT-5/5e cable and RJ45 plugs) to 1. Green/White 4. Blue 7. Brown/White provide multi
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azur 840A V2 Custom installation (C.I.) use IR Emitter Control Bus The 840A V2 features a Control Bus input/output In In Out 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. The Control Bus sockets are colour-coded orange. An IR Emitter Input is also provided that allows
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CAP5 - Fiveway protection system Cambridge Audio has developed a proprietary protection system to 4. Short circuit detection ensure reliability and a long life for its amplifiers and the speakers they Indication - Unit has not come out of Standby, display flashes “SPKR are connected to. Note: Due to the required sensitivity of the CAP5 SHORT”. Press the INFO input select button for a brief on-screen system, it is possible that mains power disturbances can falsely trigger description and remedy,
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azur 840A V2 Troubleshooting Technical specifications Power Output 120W RMS into 8 Ohms There is no power 200W RMS into 4 Ohms Ensure the AC power cord is connected securely. THD (unweighted) < 0.001% 1 kHz Ensure the plug is fully inserted into the wall socket and is switched on. at 80% of rated power Check fuse in the mains plug or adaptor. < 0.01% 20 Hz - 20 kHz at 80% of rated power There is no sound Make sure the unit is not in Standby mode. Frequency Response 10 Hz - 50 kHz +/- 1 dB Chec
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Cambridge Audio is a brand of Audio Partnership Plc Registered Office: Gallery Court, Hankey Place London SE1 4BB, United Kingdom Registered in England No. 2953313 www.cambridge-audio.com © 2008 Cambridge Audio Ltd AP21393/4
