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Pre-Amplifier
User’s manual
2
azur
840E
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 mains Risk of electric Risque de choc Vorm öffnen power supply. They will also enable you to get the best performance and shock. electrique. des gerätes. 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 840E 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) this multiple units on top of each other. Do not place in an enclosed area product or any defective parts in this product. Warranty periods may vary such as a bookcase or in a cabinet without suffic
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Contents Introduction Important safety instructions.....................................................................2 Thank you for purchasing this Azur 840E Pre-Amplifier. We hope that you will enjoy many years of listening pleasure from it. Limited warranty..........................................................................................3 Cambridge Audio has taken the Azur 840 series to its peak with the introduction of two new models – the 840E Pre-Amplifier and 840W Contents.....
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azur 840E Rear panel connections Multi-Room Input 2 Balanced Audio Input 1 Balanced Audio 3 4 5 6 7 Keypad 1 IR1 IR3 GND International Patent Pending Power Trigger IR Emitter Control Bus LeisureTech Electronics Pty Ltd Designed in London, England 8 In Out/Thru In In Out PSU azur 840E Pre-Amplifier In On Off 1 Power Rating: 230V AC ~ 50Hz Max Power Consumption: 36W www.cambridge-audio.com CAUTION AVIS ACHTUNG Keypad 2 IR2 IR4 Right Left Right Left Balanced Risk of electric Risque de choc Vorm ö
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Front panel controls azur 840E Pre-Amplifier 7 9 Standby / On Phones Mode Direct 5 6 1 2 3 4 8 Volume 1 Standby/On 8 Direct Switches the unit between Standby mode (indicated by dim power LED) This control gives the audio signal a more direct path by bypassing the and On (indicated by bright power LED). Standby is a low power mode tone control circuits for the purest possible sound quality. where the power consumption is less than 30 Watts. The unit can be left The Bass/Treble icon ( ) app
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azur 840E Remote control iPod compatibility The 840E is supplied with an Azur Navigator remote control that To make use of the iPod functionality, your iPod dock must be connected operates both this amplifier and Cambridge Audio Azur CD players. to ‘Input 4’. Insert the supplied AAA batteries to activate. The 840E remote can also control the basic functions of Apple iPod The functions relevant to the amplifier are as follows: models when mounted in Cambridge Audio’s iPod docks, Apple’s Univers
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Input (Source) connections Inputs 1 and 2 on the 840E feature either unbalanced (phono/RCA) or using a three-wire connection. One signal wire (the hot or in-phase) balanced (XLR) connections. The 840E is designed to work at its highest carries the normal signal, while other (the cold or phase-inverted) performance when a balanced interconnect is used. carries an inverted version. The balanced input senses the difference between the two lines to give the wanted signal. Any noise voltages that The
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azur 840E Output connections - Unbalanced The 840E features both balanced (XLR) and unbalanced (RCA/Phono) Before making any connections to the loudspeakers, make sure all output connections. For the best quality we recommend you use the power is turned off and only use suitable interconnects (e.g. banana balanced output with power amplifiers that feature this connection plugs). Ensure that the positive (+) and negative (-) connections are (such as our own 840W Class XD power amplifier). matched
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Mono Bridged connections The matching Azur 840W power amplifier features Mono and Bridged Important! 840W settings Mono settings that allow two (or more) 840Ws to be used as mono-blocs Before making any connections to the loudspeakers, make sure all for high end systems. Below is an example using two 840Ws in Bridged power is turned off and only use suitable interconnects (e.g. banana Mono with an 840E. plugs). Ensure that the positive (+) and negative (-) connections are wired as shown in the d
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azur 840E Operating instructions Pre-amplifier setup The 840E has a custom-made display on the front of the unit that shows The 840E features many advanced settings that allow its use to be the current status and allows you to access the 840E System customised to user preference. The inputs can be named to reflect the Configuration menus. Here you can adjust the listening settings of the actual source units you have, each input can be trimmed so that each amplifier to personal preference. The me
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S-Video Composite Digital Optical Digital Co-axial Pre-amplifier setup continued Front IR Fixed level inputs Any input of the 840E is able to be set for fixed gain. Whenever this input Mode is selected the gain will automatically go to this value and will not be adjustable by the volume control. This can be useful with sources that have their own built in volume control (such as some set-top boxes etc.) Volume Also, this feature can be used to integrate an AV Receiver which has pre- amp outputs
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azur 840E On/Off control menu When going in/out of Standby mode the 840E can automatically turn on and off other connected Cambridge Audio Azur models that have control bus sockets. For this feature to work the units must be connected together (see diagram) by RCA/phono leads. The Control Bus sockets are colour-coded orange on the rear panels of compatible Azur models. Connect the Control Bus Out from the 840E to the Control Bus In on another Azur model (e.g. 840W). Continue the chain to other A
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Multi-room connections Multi-Room The 840E features Incognito Ready/A- Connections to the 840E Incognito Ready / A-BUS Ready outputs are Keypad 1 IR1 IR3 International Patent Pending LeisureTech Electronics Pty Ltd BUS Ready outputs, allowing multi-room made by Cat-5 cable (terminated with an RJ45 jack plug). The RJ45 plug PSU capability. One or two amplified keypads In must be wired to the EIA/TIA 568A wiring standard: can be plugged into the 840E (using Wire colours: 3. Orange/White 6. Orange
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azur 840E Custom installation (C.I.) use Troubleshooting IR Emitter Control Bus The 840E features a Control Bus input/output that There is no power In In Out allow un-modulated remote control commands Ensure the AC power cord is connected securely. (positive logic, TTL level) to be received electrically by the unit and looped to another unit if desired. Ensure the plug is fully inserted into the wall socket and is switched on. These control commands are typically generated Check fuse in the main
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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 AP21424/3
