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Integrated amplifier
User’s manual
2
azur
740A
Your music + our passion
ENGLISH
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Contents Introduction Introduction .................................................................................................2 Thank you for purchasing this Azur 740A Integrated Amplifier. We hope that you will enjoy many years of listening pleasure from it. Limited warranty..........................................................................................3 The 740A is based on our award-winning amplifier topology as seen in our 540A and 640A models, further developed and enhanced
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azur 740A Important safety instructions 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 from and prolong the life of the unit: 1. Read these instructions. The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of un-insulated 2. Keep these instructions. ‘dangerous voltage’
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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 place Cambridge Audio will repair or replace (at Cambridge Audio's option) anything on top of the unit. Do not place in an enclosed area such as this product or any defective parts in this product. Warranty periods a bookcase or in a cabinet without sufficient ventilation. may vary
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azur 740A Rear panel connections Manufactured in an ISO9002 approved facility Power Multi-Room This device complies with part 15 of 5 6 IR1 IR3 7 the FCC Rules. Operation is subject to the Loudspeaker Terminals following two conditions: 1) This device may Designed in London, England not cause harmful interference; 2) This device Control Bus must accept any interference, including On Off IR Emitter PSU Keypad 1 Keypad 2 1 interference that may cause undesired operation. In In In Out Off azur 740A
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Front panel controls azur 740A Integrated Amplifier Volume 8 11 Standby / On Phones Speaker A/B Mode Bass Treble Direct 6 7 1 2 3 4 5 9 10 1 Standby/On 10 Direct Switches the unit between Standby mode (indicated by dim power LED) This control gives the audio signal a more direct path to the power and On (indicated by bright power LED). Standby is a low power mode amplifier stage of your amplifier, bypassing the tone control circuits for where the power consumption is less than 10 Watts. The unit
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azur 740A Remote control iPod compatibility The 740A is supplied with an Azur Navigator remote control that To make use of the iPod functionality, the 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 740A 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 Universa
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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 can second set of speakers to be used (i.e. speakers located in another flexibly configure your system depending on your requirements. room). The Speaker A/B button on the front panel allows this s
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azur 740A Operating instructions Amplifier setup The 740A features many advanced settings that allow it’s use to be The 740A has a custom-made display on the front of the unit showing customised to user preference. The inputs can be named to reflect the the current status and allowing you to access the 740A System actual source units you have, each input can be trimmed so that each Configure menus. Here you can adjust the listening settings of the sounds the same in terms of loudness when you sw
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Amplifier setup continued Volume display On/Off control menu When going in/out of Standby mode the 740A can automatically turn on Mode 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 sockets are colour- coded orange on the rear panels of compatible Azur models. Loop out Volume from the 740A Control Bus Out to the Control Bus In on another Azur To change the volum
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azur 740A Multi-room connections Multi-Room The 740A features Incognito Wire colours: 3. Orange/White 6. Orange IR1 IR3 Ready/A-BUS Ready outputs, PSU Keypad 1 Keypad 2 1. Green/White 4. Blue 7. Brown/White In allowing multi-room capability. One 2. Green 5. Blue/White 8. Brown or two amplified keypads can be IR2 IR4 International Patent Pending LeisureTech Electronics Pty Ltd plugged into the 740A (using Cat5/5e cable and RJ45 plugs) to provide multi-room audio in one or two secondary rooms or z
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CAP5 - Fiveway protection system Cambridge Audio has developed a proprietary protection system to the load resistance to drop too low the amplifier will be overloaded. ensure reliability and a long life for its amplifiers and the speakers they CAP5 will detect this situation. If the indication remains the same with are connected to. Note: Due to the required sensitivity of the CAP5 only one set of loudspeakers connected, there may be a fault with one system, it is possible that mains power distu
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azur 740A Troubleshooting Technical specifications Power Output 100W RMS into 8 Ohms There is no power 150W 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 Frequency Response 10 Hz - 50 kHz +/- 1 dB Make sure the unit is not in Standby mode. S/N rat
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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 © 2009 Cambridge Audio Ltd AP20100/3
