ページ1に含まれる内容の要旨
azur 740A
Integrated amplifier
User’s manual
2
ENGLISH
ページ2に含まれる内容の要旨
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
ページ3に含まれる内容の要旨
azur 740A Limited warranty Safety precautions Cambridge Audio warrants this product to be free from defects in Checking the Power Supply Rating materials and workmanship (subject to the terms set forth below). For your own safety please read the following instructions carefully before Cambridge Audio will repair or replace (at Cambridge Audio's option) this attempting to connect this unit to the mains. product or any defective parts in this product. Warranty periods may vary from country to coun
ページ4に含まれる内容の要旨
Important safety instructions Please take a moment to read these notes before installing your 740A, Power cord protection as they will enable you to get the best performance and prolong the life The unit must be installed in a manner that makes disconnection of the of the unit. We advise you follow all instructions, heed all warnings and mains plug from the mains socket outlet (or appliance connector from the keep the instructions for future reference. rear of the unit) possible. Where the mains
ページ5に含まれる内容の要旨
azur 740A Rear panel connections Manufactured in an ISO9002 approved facility Power Multi-Room 5 6 7 This device complies with part 15 of IR1 IR3 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 Out In In Off azur 740A
ページ6に含まれる内容の要旨
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
ページ7に含まれる内容の要旨
azur 740A TM Remote control iPod compatibility The 740A is supplied with an Azur Navigator remote control that The 740A/C remote can also control the basic functions of Apple iPod’s when mounted in Apple’s Universal Dock (or other docks compatible operates both this amplifier and Cambridge Audio Azur CD players. with the Apple Remote). Refer to your dock’s instruction manual on how Insert the supplied AAA batteries to activate. to connect it to your amplifier. The 740A/C remote control comes wi
ページ8に含まれる内容の要旨
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
ページ9に含まれる内容の要旨
azur 740A Operating instructions Amplifier setup The 740A has a custom-made display on the front of the unit showing The 740A features many advanced settings that allow it’s use to be the current status and allowing you to access the 740A System customised to user preference. The inputs can be named to reflect the Configure 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 menu syste
ページ10に含まれる内容の要旨
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
ページ11に含まれる内容の要旨
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 International Patent Pending LeisureTech Electronics Pty Ltd IR2 IR4 plugged into the 740A (using Cat5/5e cable and RJ45 plugs) to provide multi-room audio in one or two secondary rooms or z
ページ12に含まれる内容の要旨
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
ページ13に含まれる内容の要旨
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
ページ14に含まれる内容の要旨
Cambridge Audio Gallery Court Hankey Place London SE1 4BB England www.cambridge-audio.com © 2007 Cambridge Audio Ltd AP20100/1
