840A V2 Class XD integrated amplifier User’s manual 2 ENGLISH azur
Contents Introduction Introduction .................................................................................................2 Thank you for purchasing this Azur 840A V2 Class XD Integrated Amplifier. We hope that you will enjoy many years of listening pleasure from it. Limited warranty..........................................................................................3 Safety precautions ......................................................................................
840A V2 Limited warranty Safety precautions Cambridge Audio warrants this product to be free from defects in materials and workmanship (subject to the terms set forth below). Cambridge Audio will repair or replace (at Cambridge Audio's option) this product or any defective parts in this product. Warranty periods may vary from country to country. If in doubt consult your dealer and ensure that you retain proof of purchase.
Important safety instructions Please take a moment to read these notes before installing your 840A V2, as they will enable you to get the best performance and prolong the life of the unit. We advise you follow all instructions, heed all warnings and keep the instructions for future reference. Ventilation IMPORTANT - The unit will become hot when in use. Please ensure there is ample ventilation (at least 10cm clearance all round). Do not put any objects on top of this unit.
azur 840A V2 4 1 5 6 ENGLISH Rear panel connections Input 1 Balanced Audio 7 8 3 9 GND L 2 L 12 11 10 R R Input 1 (Unbalanced) 1 Power On/Off Switches the unit on and off. 2 AC power socket Once you have completed all connections to the amplifier, plug the AC power cable into an appropriate mains socket then switch on. Your amplifier is now ready for use.
Front panel controls azur 840A Class XD Integrated Amplifier 8 11 Standby / On Phones Speaker A/B Mode 1 2 3 4 Bass 6 Note: As default the 840A V2 ramps the volume up or down when switched on and when going into Standby mode. This feature can be turned off if desired; please refer to the ‘Amplifier setup’ section of this manual for more information. 9 Phones Allows for the connection of stereo headphones with a ¼" Jack plug.
840A V2 Remote control iPodTM compatibility 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 840A V2 remote can also control the basic functions of Apple iPod’s when mounted in Cambridge Audio’s iPod docks, Apple’s Universal Dock or other docks compatible with the Apple Remote. Refer to your dock’s instruction manual on how to connect it to your amplifier.
Connections 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. Basic connections The diagram below shows the basic connection of your amplifier to a CD player and a pair of loudspeakers.
840A V2 ENGLISH azur 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.
Operating instructions Amplifier setup 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. The menu system is easy to navigate and control, simply by using the input select buttons to turn a feature on (solid circle) or off (no circle) and the volume control knob to increase/decrease settings.
840A V2 To set a fixed volume for a source, select FIXED INP in the System Configure menu: Volume display Mode Mode 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. Press the Mode button to exit.
Multi-room connections The 840A V2 features Incognito Ready/ABUS Ready outputs, allowing multi-room capability. One or two amplified keypads can be plugged into the 840A V2 (using Cat5/5e cable and RJ45 plugs) to provide multi-room audio in one or two secondary rooms or zones. The keypads are powered by an external PSU (also required) through the Cat5/5e cables and no mains connection is required in the secondary rooms. Speakers (e.g.
azur 840A V2 ENGLISH Custom installation (C.I.) use Control Bus The 840A V2 features a Control Bus input/output IR Emitter 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.
CAP5 - Fiveway 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. This protection system comprises of five main protection methods: 4.
840A V2 Troubleshooting Technical specifications There is no power Power Output 120W RMS into 8 Ohms 200W RMS into 4 Ohms THD (unweighted) < 0.001% 1 kHz at 80% of rated power Ensure the AC power cord is connected securely. Ensure the plug is fully inserted into the wall socket and is switched on. ENGLISH azur 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.
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