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Cambridge Audio Azur 740A manual

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Table of contents for the manual

  • Page 1

    Y our music + our passion 7 40A azur ENGLISH Integrat ed amplifier User’s manual 2[...]

  • Page 2

    Thank you for purchasing this Azur 740A Integrated Amplifier. We hope that you will enjoy many years of listening pleasure from it. The 7 40A is based on our award-winning amplifier t opology as seen in our 540A and 640A models, fur ther dev eloped and enhanced for this new higher end model as part of our on-going development pr ogramme. The 7 40A [...]

  • Page 3

    7 40A azur 3 ENGLISH 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. 2. Keep these instructions. 3. Heed all warnings. 4. Fo[...]

  • Page 4

    4 V entilation IMPORT ANT – The unit will become hot when in use. Do not place anything on top of the unit. Do not place in an enclosed area such as a bookcase or in a cabinet without sufficient ventilation. Ensure that small objects do not fall through any ventilation grille. If this happens, switch off immediately , disconnect from the mains su[...]

  • Page 5

    7 40A azur 5 ENGLISH Rear panel connections Pow er On/Of f Switches the unit on and off. AC po wer socket Once you ha ve completed all connections t o the amplifier , plug the AC power cable int o an appropriate mains sock et then switch on. Your amplifier is now ready f or use. Loudspeaker t erminals T wo sets of loudspeaker t erminals are availab[...]

  • Page 6

    6 F ront panel controls Bass Treble Direct Mode Speaker A/B Phones Standby / On azur 7 40A Integrated Amplifier Volu me Standby/On Switches the unit between Standby mode (indicat ed by dim pow er LED) and On (indicated b y bright power LED). Standby is a lo w power mode where the power consum ption is less than 10 W atts. The unit should be left in[...]

  • Page 7

    The 7 40A is supplied with an Azur Navigator remot e control that operates both this am plifier and Cambridge Audio Azur CD play ers. Inser t the supplied AAA batteries t o activate. The functions relevant t o the amplifier are as follo ws: Standby/On Switches the amplifier between On and Standby mode. Numerical buttons 1-8 Press to change the inpu[...]

  • Page 8

    Speaker B connections The Speaker B connections on the back of the amplifier allo w for a second set of speakers to be used (i.e. speak er s located in another room). The Speak er A/B button on the front panel allo ws this second set of speakers t o be switched on and of f. Note: When using two pairs of speakers, use speak ers with a nominal impeda[...]

  • Page 9

    7 40A azur 9 ENGLISH Operating instructions The 7 40A has a custom-made display on the front of the unit sho wing the current status and allowing you t o access the 7 40A Syst em Configure menus. Here you can adjust the listening settings of the amplifier to personal pref erence. The menu system is easy to na vigate and control, simply b y using th[...]

  • Page 10

    10 Amplifier setup continued V olume display T o change the volume display fr om decibels (-84 to 0dB) to arbitrary volume units (0 to 72 units) select V OL DB in the System Configure menu. Press the input select button t o turn of f the volume in decibels. Press the Mode button t o exit. Input gain trim The relative le vels of the inputs can be ad[...]

  • Page 11

    7 40A azur 11 ENGLISH The 7 40A features Incognito Ready/A-BUS Ready outputs, allowing multi-r oom capability. One or two amplified k eypads can be plugged into the 7 40A (using Cat5/5e cable and RJ45 plugs) to pr ovide multi-room audio in one or two secondary rooms or zones. The ke ypads are powered b y an external PSU (also required) through the [...]

  • Page 12

    12 CAP5 - Fiv ewa y protection system Cambridge Audio has de veloped a proprietary prot ection system to ensure reliability and a long life f or its amplifiers and the speakers they are connected t o. Note: Due to the required sensitivity of the CAP5 system, it is possible that mains pow er disturbances can falsely trigger CAP5 in extreme situation[...]

  • Page 13

    7 40A azur 13 Power Output 1 00W RMS into 8 Ohms 150W RMS into 4 Ohms THD (unweighted) < 0.00 1% 1 kHz at 80% of rated pow er < 0.0 1% 20 Hz - 20 kHz at 80% of rated pow er Frequency Response 1 0 Hz - 50 kHz +/- 1 dB S/N ratio (ref 1W/8 Ohm) > 96 dB Input impedances Inputs 1-6 4 7 kOhm T ape Input 4 7 kOhm Power Amp damping factor > 11 [...]

  • Page 14

    AP20 100/3 © 2009 Cambridge Audio Ltd Cambridge Audio is a brand of A udio Par tnership Plc Regist ered Office: Galler y Cour t, Hanke y Place London SE1 4BB, United Kingdom Regist ered in England No. 29533 13 www.cambridge-audio.com[...]