Page 2 - Important safety instructions
2 For your own safety please read the following important safetyinstructions carefully before attempting to connect this unit to themains power supply. They will also enable you to get the bestperformance from and prolong the life of the unit: 1. Read these instructions. 2. Keep these instructions. ...
Page 3 - azur; ENGLISH; Limited warranty
840W azur 3 ENGLISH Ventilation IMPORTANT - The unit will become hot when in use. Do not stackmultiple units on top of each other. Do not place in an enclosed areasuch as a bookcase or in a cabinet without sufficient ventilation. Ensure that small objects do not fall through any ventilation grille. ...
Page 4 - © Copyright Cambridge Audio Ltd 2007
4 Thank you for purchasing this Azur 840W Class XD™ power amplifier.We hope that you will enjoy many years of listening pleasure from it. The 840W features our unique proprietary amplifier topology; Class XD,designed to eliminate crossover distortion at low signal levels. By actively displacing the ...
Page 5 - Rear panel connections; Out - Loop out for Control Bus commands to another unit.
On Off Loop Output Input Balanced Audio - Right Unbalanced Audio - Right Input Loop Output Input Loop Output Out Control Bus Trigger IR EmitterIn Out/Thru In In Loop Output Input Balanced Audio - Left Unbalanced Audio - Left azur 840W Class XD TM Power Amplifier Power Rating : 220 - 230V AC ~ 50/60H...
Page 6 - This LED indicates that the 840W is being used in a Mono mode.; Front panel controls; Clipping
LED indicators Stereo output: Mono output: Bridged Mono output: Standby/On Switches the unit between Standby mode (indicated by dim power LED)and On (indicated by bright power LED). Standby mode is a low powermode where the power consumption is less than 10 Watts. The unitshould be left in Standby m...
Page 7 - Balanced stereo connections; Unbalanced stereo connections; In this configuration the 840W must be set to Stereo mode.; Connections
The 840W features both balanced (XLR) and unbalanced (RCA/Phono) output connections. For the best quality we recommend you use the balancedoutput with pre-amplifiers that feature this connection (such as our own 840E Pre-Amplifier). Before making any connections to loudspeakers, make sure all power ...
Page 8 - Bi-wired stereo connections; Advanced connections
8 840E 840W Bi-wired stereo connections The diagram below shows the 840W connected to an 840E bi-wired toa pair of loudspeakers. IMPORTANT! The metal strip connecting the low-frequency terminals tothe high-frequency terminals must be removed for a bi-wiring system. Note: In this configuration the 84...
Page 9 - Bridged dual mono connections; Only use the Left Inputs on the 840W for Bridged operation.; In Bi-Amped Mono mode each 840W drives one speaker.; Important 840W settings; Only use the Left Inputs on the 840W for Bi-Amped operation.
840W azur 9 ENGLISH Bridged dual mono connections Bi-amped dual mono connections The 840W features Mono and Bridged Mono settings that allow two (ormore) 840Ws to be used as mono-blocs for high end systems. Below isan example using two 840W’s in Bridged Mono with an 840E. In Bridged Mono mode each 8...
Page 10 - Technical specifications
10 The 840W features a Control Bus input/outputthat allow un-modulated remote controlcommands (positive logic, TTL level) to be receivedelectrically by the unit and looped to another unitif desired. These control commands are typicallygenerated by custom installation (multi-room) systems or remote I...
Page 11 - Troubleshooting
There is no power Ensure the AC power cord is connected securely. Ensure the plug is fully inserted into the wall socket and is switched on. Check fuse in the mains plug or adaptor. There is no sound Make sure the unit is not in Standby mode. Check that your source component is properly connected. C...
Page 12 - Cambridge Audio is a brand of Audio Partnership Plc
AP2 1 005/3 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