Cambridge 740C
Contents
1. If your model does not have an earth wire then disregard this instruction If a standard 13 amp BS 1363 plug is used a 3 amp fuse must be fitted or if any other type of plug is used a 3 amp or 5 amp fuse must be fitted either in the plug or adaptor or on the distribution board azur Safety precautions Checking the Power Supply Rating For your own safety please read the following instructions carefully before attempting to connect this unit to the mains Check that the rear of your unit indicates the correct supply voltage If your mains supply voltage is different consult your dealer This unit is designed to operate only on the supply voltage and type that is indicated on the rear panel of the unit Connecting to other power sources may damage the unit This equipment must be switched off when not in use and must not be used unless correctly earthed To reduce the risk of electric shock do not remove the unit s cover or back There are no user serviceable parts inside Refer servicing to qualified service personnel If the power cord is fitted with a moulded mains plug the unit must not be used if the plastic fuse carrier is not in place Should you lose the fuse carrier the correct part must be reordered from your Cambridge Audio dealer The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of un insulated dangerous voltage within the produc2. 6 Cambridge Audio o Standby On Menu Select CD playback The 16 bit 44 1kHz sampling data on a standard CD is upsampled to 24 bit 384kHz for best possible sound quality Brad ndr Li x 1 a4 I 9 10 111213 14 15 16 Digital Input 1 2 Press Select again to select Digital Input 1 a irdd 204 I 910 111213 14 15 16 The incoming word length 16 to 24 bit and sample rate will be displayed along with the indication that the data is being upsampled to 24 bit 384kHz Note that rather than exact word width some sources report data as either 20 bit maximum displayed as lt 20 or 24 bit maximum displayed as lt 24 12345678 910 11 12 13 14 15 16 If no digital signal is present the display will show UNLOCKED and the output will be muted Press Select again to select Digital Input 2 140C ENGLISH Cambridge Audio CD player setup The 740C has a custom made display on the front of the unit showing the current status and allowing access to the 740C System Configuration menus The 740C features some advanced settings that allow its use to be customised to user preference Menu structure Press the Menu button to scroll through the menus then use the Select button to scroll through the options sub menus of that menu Press th
3. Allows for skipping between tracks and also searching within tracks Press once to skip a track press and hold to search within a track Remote control The 740C is supplied with an Azur Navigator remote control that operates both this CD player and other Cambridge Audio Azur amplifiers Insert the supplied AAA batteries to use Note The remote may be in Amp mode when first activated Please refer to the Amp Control section for more information Standby On Switches the unit between On and Standby mode 2 Open Close Opens and closes the disc tray Numerical Track select Press the number of the desired track The track will then be played from the start of the track 1 Track select To select a track number greater than ten press followed by the track number Bright Alters the brightness of the display backlight There are three levels of brightness Bright Normal and Off Play Stop Pause Press the relevant button to play stop or pause the CD I Skip Right Skip Press once to skip forward by one track on the CD Press and hold to skip forwards through tracks Left Skip Press once to skip backward by one track on the CD Press and hold to skip backwards through tracks Search Press and hold to search within the selected track Right button to fast forward left button to rewind Menu Press to access the 740C menu system on the front panel display
4. Please refer to the CD player setup section of this manual for more information Select Press to accept the item function highlighted in the display menu Please refer to the CD player setup section of this manual for more information OOO Program Remain A B Repeat Intro Random Space Read the Operating instructions section of this manual for information on the functions of these buttons OO O O 0 DOO OOO D e azur Remote control of matching products Amp Control mode The 740A C remote control comes with an Amplifier Control button that when pressed puts the remote into Amp mode allowing operation of a Cambridge Audio Azur amplifier When pressed the LED will light up for 7 seconds to let you know you are in Amp mode and will then flash when any of the relevant circled Amp buttons is pressed All other remote buttons are inactive when in Amp mode Amp Control The functions relevant to the amplifier are as follows Standby On Switches the amplifier between On and Standby mode Numerical buttons 1 6 Press to change the input source to the amplifier Button 6 toggles Tape Monitor on off Mode Press to switch between Volume and Balance modes Mute Mutes the audio on the amplifier The mute mode is indicated by MUTE appearing and the volume level being replaced by two flashing dashes in the display Press again to cancel mute
5. with this unit Servicing These units are not user serviceable never attempt to repair disassemble or reconstruct the unit if there seems to be a problem A serious electric shock could result if this precautionary measure is ignored In the event of a problem or failure please contact your dealer Contact the service department should any of these conditions occur When the power supply cord or plug is damaged If liquid has been spilled or objects have fallen into the unit If the unit has been exposed to rain or water If the unit does not operate normally after following the operation instructions adjust only those controls that are covered by the operation instructions If the unit has been dropped or damaged in any way When the unit exhibits a distinct negative change in performance Important Note COMPACT This unit has been designed to play compact discs recordable CDs CD R and re writable CDs CD RW bearing the identification logo shown here No other DIGITAL AUDIO discs can be used The CD R CD RW discs should contain properly recorded TOC Table of Contents information so that they can be played back This unit can play only the discs recorded in the CD DA format designed for music reproduction Do not attempt to play a disc on this unit containing other data such as a CD ROM for PCs azur 740C Rear panel connections Power O Cambridge Audio LS o leone cote OPSAXRLING ___
6. Red Emitter In Allows modulated IR commands from multi room systems or IR repeater systems to be received by the amplifier Commands received here are Line Output not looped out of the Control Bus Refer to the Custom Installation section for more information Use good quality RCA Phono interconnect cables from these sockets to any line level input on your amplifier 4 Control Bus In Allows un modulated commands from multi rooms systems or other components to be received by the unit Out Loop out for control bus commands to another unit 5 Digital outputs The digital outputs allow a separate DAC or digital recording device to be connected The sophisticated DSP software in the 740C even allows these outputs to be set to output raw pass through or upsampled data independently from the main audio outputs Refer to the CD player setup section for more information S P DIF CO axial Digital To obtain best results use a high quality 75 ohm digital RCA interconnect cable not one designed for normal audio use Toslink Optical Digital Use a high quality TOSLINK fibre optic interconnect cable designed specifically for audio use Only one of the two output types should be used at a time Cambridge Audio Front panel controls Cambridge Audio azur 740C Upsampling Compact Disc Player o Standby On Menu Select ok 16 44 1 gt 24 304 6447 Open Close Play Pause Sk
7. on the display 3 Press Play The CD Player will now play the entire disc in a random order 4 Press Random to exit Random function The disc will continue playing to the end in the correct order 5 Press the Stop button at any time to stop the disc Using the Intro function 1 Ensure that a disc is loaded The player can be in Standby mode or playing 2 Press Intro on the remote control If the player is in Standby mode it will automatically play the first ten seconds of each track and then return to Standby mode If a disc is being played when Intro is pressed the player will progress to the next track and play the first ten seconds of any remaining tracks 3 Press Intro again at any time to enter normal play mode Using the A B function 1 Ensure that the disc is playing press A B on the remote control This will allow you to continuously repeat a specific section of a track 2 Press the Repeat button on the remote control at the beginning of the section you want to loop The A B icon will be displayed and the player will memorise the time A B was pressed 3 Press A B again at the end of the section that you want to loop The player will now continuously repeat the selected section 4 Press A B again to return to normal play mode Using the Remain function 1 Ensure that the disc is playing 2 Press the Remain button on the remote control once to display the time remaining on the track playing 3 Press Rem
8. vases shall be placed on the unit In the event switch off immediately disconnect from the mains supply and contact your dealer for advice Electronic audio components have a running in period of around a week if used several hours per day This will allow the new components to settle down the sonic properties will improve over this time Grounding and polarisation Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or third prong are provided for your safety If the provided plug does not fit your outlet consult an electrician for replacement of the obsolete outlet Power sources The unit is of Class 1 construction and must be connected to a Mains socket outlet with a protective earthing connection The unit should be operated only from the type of power source indicated on the marking label If you are not sure of the type of power supply to your home consult your product dealer or local Power Company This unit has been designed to be left in Standby mode when not in use this will increase the life of the amplifier this is true with all electronic equipment To turn the unit off completely switch off on the rear panel If you do not intend to use this unit for a long period of time unplug it from the mains socket Power cord protection The unit must be
9. width options 10 Digital out dither Dithering is a process where pseudo random noise is added to a signal to remove quantisation effects that cause harmonic distortion and replace them with a slightly increased noise floor The process can improve the perceived quality of digitised audio signals as a small decrease in signal to noise ration especially where the noise is random is much preferably to harmonic distortion to the human ear The 740C is able to add what is called Triangular Probability Density Function dither to the upsampled Digital Output signals Normally dither will have already been added to any CD or source material during its mastering process so the default for this option is off However if a source with no dither is used perhaps an off board A D converter etc TPDF dither can be turned on ui I 910 11 12 13 14 15 16 Press Select to switch between Dither On and Dither Off Changing input names source naming The 2 digital inputs can be renamed to reflect the actual source units you have connected to the 740C Press the Menu button to scroll to either the Digital Input 1 or Digital Input 2 naming menus 1 GH BHH id Press Select to start changing the name of the input The first editable character will begin to flash Use the Stop button to go up through the alphabet available characters and Play Pause to scroll down To accept your character selection move to the next character by usi
10. A Integrated Amplifier which has been designed to the same exacting standards as this CD player Your dealer can also supply excellent quality Cambridge Audio interconnects to ensure your system realises its full potential Thanks for taking the time to read this manual we do recommend you keep it for future reference vl ae e Matthew Bramble Technical Director Limited warranty 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 To obtain warranty service please contact the Cambridge Audio authorised dealer from which you purchased this product If your dealer is not equipped to perform the repair of your Cambridge Audio product it can be returned by your dealer to Cambridge Audio or an authorised Cambridge Audio service agent You will need to ship this product in either its original packaging or packaging affording an equal degree of protection Proof of purchase in the form of a bill of sale or receipted invoice which is evidence that this product is within the warranty period must be presented to obtain warranty service This Warranty is invalid if a the factory applied serial number has been alt
11. ANAGRAM Designed in London England TECHNOLOGIES on off azur 740C Upsampling Compact Disc Player andino un Power Rating 230V AC 50Hz Max Power Consumption 25W ENGLISH A IR Emitter Control Bus Digital Outputs Digital Inputs 1 Digital inputs 2 Power ACau wr 0o00 OQ O Mm m in out S PDIF Toslink S P DIF Toslink S P DIF Toslink Line Output Coaxial Optical Coaxial Optical Coaxial Optical Left Right OKO e EC N1863 AA46 www cambridge audio com 1 Power On Off 6 8 Digital Inputs 1 2 Switches the unit on and off The digital inputs allow the digital outputs of other source components to be connected to the 740C The 740C can then act as a very high quality upsampling DAC improving the sound quality of the connected sources Two digital inputs allow two external sources to be connected 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 compact disc player is now ready for use Toslink Optical Digital Use a high quality TOSLINK fibre optic interconnect cable designed specifically for audio use S P DIF CO axial Digital Use a high quality 75 ohm digital RCA interconnect cable not one designed for normal audio use Only one of the two input types for each input should be used at a time 3 IR Infra
12. Volume Increase or decrease the volume of the amplifier output Speaker A B Press to scroll through the speaker sets connected to the loudspeaker terminals on the back panel speaker sets A BorAandB Bright Adjust the backlight of the front panel display bright dim or off To exit Amp mode and return to CD mode press the Amp Control button again the LED will light up for one second iPod compatibility 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 with the Apple Remote Refer to your dock s instruction manual on how to connect it to your amplifier To use the Azur remote to control the docked iPod put the remote into Amp mode and press one of the following buttons gt Play Pause Press to play the iPod press again to pause play A Skip Press once to skip forwards or backwards one track Menu Press to return to the iPod main menu 140C ENGLISH Cambridge Audio Operating instructions Loading and unloading discs 1 Press the Standby On switch 2 Press the Open Close button 3 When the disc tray has opened fully place a disc carefully in the tray with the label side facing up 4 To close the disc tray press the Open Close button again When the tray with a correctly loaded disc is fully closed the disc will start turning automatically After the CD player has read the disc
13. ain a second time to show remaining number of tracks and total disc time remaining 4 Press Remain again to return to normal play mode Using the Space function 1 Ensure that a disc is loaded The player can be in Standby mode or playing 2 Press Space on the remote control Space will appear on the display and a four second gap will be put between each track played Programming disc play 1 Ensure that a disc is loaded and the player is in Standby mode 2 Press Program on the remote control The Program set up will appear in the display 3 Using the Skip Scan Skip on the remote buttons skip to the track number that you want to program as your first track or press the actual track number on the remote 4 Press Program The desired track is now entered and the program number increases by one 5 Repeat steps three and four until all your desired tracks are entered 6 Press Play The programmed tracks will play 7 You can use the Skip and Search functions on your remote control to move through your programmed selection in the same way as normal playback 8 Pressing Stop once will stop play and pressing Stop twice at any time will wipe the program and return the player to stopped mode azur External digital sources To access external digital sources connected to the rear of the 740C press the Select button on front panel or remote to change between CD playback Digital Input 1 and Digital Input 2
14. azur 740C Upsampling compact disc player User s manual 2 ENGLISH AA ee ts Cambridge Audio Cambridge Audio Contents ITOdUC ION naeh een 2 Limited warranty Safety PrecaUtiONS iii aaa ai 3 Important safety instructions ricsina anidan eanan 4 Rear panel CoONnectiONS iii diia 5 Front panel controls Remote CONTO 7 Remote control of matching prodUcts iii 7 POd compatibility PRPFERPFEPREEREPEEIPESFEPFFERFEPFEEEFEPFERFEREEPEFEFLERFEPRERFEEFEEEELEEEEESEFFERFERR 7 Operating instructiOnS iii id tii 8 External digital sources una 9 CDplayer Setups ita ana 10 Custom installation use Troubleshooting zia ici costosas 11 Technical Specifications cinco iii LE This guide is designed to make installing and using this product as easy as possible Information in this document has been carefully checked for accuracy at the time of printing however Cambridge Audio s policy is one of continuous improvement therefore design and specifications are subject to change without prior notice If you notice any errors please feel free to email us at support cambridgeaudio com This document contains proprietary information protected by copyright All rights are reserved No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of the manufacturer All trademarks and re
15. be resumed by pressing the Play button again Locating a specific track 1 Ensure that a disc is loaded 2 Pressing the right Skip Scan Skip on remote button once will forward the CD by one track Repeat as necessary 3 Press Play The disc will play to the end of the disc and then return to Standby mode 4 Pressing the left Skip Scan Skip on remote button will access the previous track Locating a particular point in a track 1 Ensure that the disc is playing the desired track 2 Press and hold the right Skip Scan button Search on remote the CD will then fast forward within the track 3 Release the button when the desired time has been reached Play will resume 4 Press and hold the left Skip Scan Search on remote button the CD will then rewind within the track Repeating discs and tracks 1 Ensure that the disc is playing 2 Press the Repeat button on the remote control Repeat All will appear on the display The whole disc will now be repeated until the function is turned off 3 To repeat a specific track press Repeat twice while the track is playing Repeat will appear on the display and the selected track will now be repeated until the function is turned off 4 Press Repeat again to turn off the repeat function Playing tracks in a random order 1 Ensure that a disc is loaded and the player is in Standby mode 2 Press the Random button on the remote control Random will appear
16. e Menu button again to move to the next menu or after a few seconds the display will return to the default main menu Default screen Digital output Note If Pass Through is selected here the next three menus are bypassed Digital out sample frequency Digital out word width Digital out dither on off Input 1 naming Input 2 naming Software version Digital outputs The digital outputs can be set to two options 1 Output the raw data from the CD or digital input with no processing F f 12345018 di I 910 111213 14 15 16 2 Upsampled data processing by the DSP to greater resolution I 910 111213 14 15 16 Press Select to switch between DSP Upsample or Pass Through For DSP upsampling the sample frequency word width and dither are set by the next three available menus Digital out sample frequency The digital output sample frequency note this is different to the main audio output sample frequency which is fixed at 384kHz for best sound quality can be set to 48 96 or 192kHz the maximum frequency supported by SPDIF Toslink x I 910 111213 14 15 16 Press Select to switch between the frequency options Digital out word width The digital output word width can be set to 16 20 or 24 bit note this is different to the main audio output word width which is fixed at 24 bit for best sound quality L HOF CH BHH yo sss Press Select to switch between the word
17. ered or removed from this product or b this product was not purchased from a Cambridge Audio authorised dealer You may call Cambridge Audio or your local country Cambridge Audio distributor to confirm that you have an unaltered serial number and or you purchased from a Cambridge Audio authorised dealer This Warranty does not cover cosmetic damage or damage due to acts of God accident misuse abuse negligence commercial use or modification of or to any part of the product This Warranty does not cover damage due to improper operation maintenance or installation or attempted repair by anyone other than Cambridge Audio or a Cambridge Audio dealer or authorised service agent which is authorised to do Cambridge Audio warranty work Any unauthorised repairs will void this Warranty This Warranty does not cover products sold AS IS or WITH ALL FAULTS REPAIRS OR REPLACEMENTS AS PROVIDED UNDER THIS WARRANTY ARE THE EXCLUSIVE REMEDY OF THE CONSUMER CAMBRIDGE AUDIO SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY IN THIS PRODUCT EXCEPT TO THE EXTENT PROHIBITED BY LAW THIS WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS AND IMPLIED WARRANTIES WHATSOEVER INCLUDING BUT NOT LIMITED TO THE WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PRACTICAL PURPOSE Some countries and US states do not allow the exclusion or limitation of incidental or consequential damages or implied warrant
18. gistered trademarks are the property of their respective owners Copyright Cambridge Audio Ltd 2007 Adaptive Time Filtering ATF technology is copyright Anagram Technologies SA All Rights Reserved iPod is a registered trademark of Apple Computer Inc All rights reserved Introduction Thank you for purchasing this Azur 740C Upsampling Compact Disc Player We hope that you will appreciate the results and enjoy many years of listening pleasure from it Key to the abilities of the 740C is ATF Adaptive Time Filtering an upsampling process developed in conjunction with Anagram Technologies of Switzerland This system intelligently interpolates 16 bit 44 1kHz CD or other audio data to 24bit 384kHz through the use of a 32 bit Analog Devices Black Fin DSP Digital Signal Processor for the very best sound quality The ATF system applies sophisticated polynomial curve fitting interpolation and incorporates a time domain model which allows data buffering and re clocking almost completely eradicating digital jitter As with the 540C 640C V2 CD players our proprietary Dual Differential Virtual Earth Balanced filter topology is used However in the 740C this has been further enhanced As the upsampled audio data rate is so high aliasing artefacts are moved way above audible frequencies this in turn allows us to use a new low order 2 pole linear phase Bessel version of the topology for constant group delay and minimal phase shift in t
19. he audio band Two very high quality Wolfson WM8740 24 bit DACs Digital to Analog Converters are used in dual differential mode As each channel has its own DAC to process information completely separate and symmetrical analog filter circuitry can be implemented These allow both left and right channel circuitry to operate identically ensuring the 740C delivers fantastic sound staging and stereo imaging properties Two digital inputs are fitted allowing other digital sources to be brought into the 740C and upsampled the 740C then working as a very high quality DAC A digital output is also fitted which can even output upsampled data at various rates and word widths independent from the main audio output which is always set at 24 384 for best sound quality In addition to these audiophile features Control Bus Input Output and IR Emitter Inputs are provided to make it easy to integrate this unit into Custom Installation systems if desired All this proprietary engineering is housed within our low resonance acoustically damped chassis An Azur Navigator remote control is also provided giving full remote control of your CD player and Azur amplifiers in an attractive and easy to use handset Your CD player can only be as good as the system it is connected to Please do not compromise on your amplifier speakers or cabling Naturally we particularly recommend amplification from the Cambridge Audio Azur range and in particular the new 740
20. ies so the above exclusions may not apply to you This Warranty gives you specific legal rights and you may have other statutory rights which vary from state to state or country to country Plug Fitting Instructions UK Only The cord supplied with this appliance is factory fitted with a UK mains plug fitted with a 3 amp fuse inside If it is necessary to change the fuse it is important that a 3 amp one is used If the plug needs to be changed because it is not suitable for your socket or becomes damaged it should be cut off and an appropriate plug fitted following the wiring instructions below The plug must then be disposed of safely as insertion into a mains socket is likely to cause an electrical hazard Should it be necessary to fit a 3 pin BS mains plug to the power cord the wires should be fitted as shown in this diagram The colours of the wires in the mains lead of this appliance may not correspond with the coloured markings identifying the terminals in your plug Connect them as follows The wire which is coloured BLUE must be connected to the terminal which is marked GREEN E with the letter N or coloured BLACK YELLOW The wire which is coloured BROWN must be connected to the terminal which is marked BLUE with the letter L or coloured RED N The wire which is coloured GREEN YELLOW must be connected to the terminal which is marked with the letter E or coloured GREEN
21. installed in a manner that makes disconnection of the mains plug from the mains socket outlet or appliance connector from the rear of the unit possible Where the mains plug is used as the disconnect device the disconnect device shall remain readily operable Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the unit Be sure to insert each power cord securely To prevent hum and noise do not bundle the interconnect leads with the power cord or speaker leads Overloading Do not overload wall outlets or extension cord as this can result in a risk of fire or electric shock Overloaded AC outlets extension cords frayed power cords damaged or cracked wire insulation and broken plugs are dangerous They may result in a shock or fire hazard Lightning For added protection during a thunderstorm or when it is left unattended and unused for long period of time unplug the unit from the wall outlet and disconnect the antenna or cable system This will prevent damage to the unit from lightning and power line surges Cleaning To clean the unit wipe its case with a dry lint free cloth Do not use any cleaning fluids containing alcohol ammonia or abrasives Do not spray an aerosol at or near the amplifier Attachments Do not use attachments not recommended by your dealer as they may cause harm to the unit Only use the specified attachments accessories
22. ip 12345678 lt Scan gt 9 10 11 12 19 14 15 16 O O 2 O O ia 00 49 1 Standby On Switches the unit between Standby mode indicated by dim power LED and On indicated by bright power LED Standby is a low power mode where the power consumption is less than 10 Watts The unit should be left in Standby mode when not in use 2 Menu Press to scroll through the 740C menu screens Please refer to the CD player setup section of this manual for more information 3 Select Press to select between CD Playback or Digital Inputs 1 and 2 Also used to toggle through the options on selected menu screens Please refer to the CD player setup section of this manual for more information 4 Infrared sensor Receives IR commands from the supplied Azur remote control A clear unobstructed line of sight between the remote control and the sensor is required 5 Disc tray Compact Disc tray Use the Open Close button to activate 6 Display LCD used to display upsampling rate CD track number elapsed remaining time and other CD functions Please refer to the CD player setup section of this manual for more information 7 Open Close Allows you to open and close the disc tray thus making it possible to load a disc Pressing Play will also close the tray and start the CD Play Pause Plays the disc and pauses play 9 Stop Stops the CD playing Skip Scan
23. it will be ready to play Pressing Play will also close the tray and start playing the disc 5 The disc tray can be opened at any time by pressing the Open Close button Only remove the disc after the tray has fully opened Note Do not put anything except a Compact Disc into the tray foreign objects may damage the mechanism Do not force the tray by hand during the opening and closing operations To avoid dirt and dust entering the mechanism keep the disc tray closed If the Compact Disc is seriously scratched or too dirty the player may not be able to read it or play it Never load more than one disc into the disc tray at one time Normal disc play 1 Switch on your amplifier and set its input selector to the correct position Adjust the volume control to a minimum 2 Press the Standby On switch 3 Press the Open Close button to open the disc tray and load a disc 4 Press the Open Close button again to close the tray The CD player will read the disc and enter Standby mode Alternatively pressing Play will close the tray and start playing the disc 5 Press the Play button The disc will start playing from the beginning of the first track When the last track has finished playing the CD player will return to Standby mode 6 To stop the disc at any point press the Stop button Pressing the Pause button while the disc is playing will pause the disc When the disc is paused the display will flash play can
24. ng the Skip Scan buttons I 910 111213 14 15 16 To save and exit press Select To cancel and exit press Menu Software version Displays the currently loaded software version 12345678 Custom installation C l use Control Bus The 740C features a Control Bus input output that R Emitter allow un modulated remote control commands positive logic TTL level to be received electrically by the unit and looped to another unit if desired O 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 An IR Emitter Input is also provided that allows modulated IR remote control commands to be received electrically by the unit Commands on this input operate the unit only and are not looped out demodulated on the Control Bus Output This feature is useful for multi room systems such as the Cambridge Audio Incognito multi room system which feature routed I R emitter outputs Instead of using window emitters stuck over the CD players front panel IR receiver a mono 3 5mm mini jack to 3 5mm mini jack lead can be used for a more reliable electrical connection In addition the units feature direct IR Control codes as well as toggle codes for some of their features to simplify programming custom installation systems Special direct On Off and Mute commands can be accessed on the supplied remo
25. t s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance instructions in the service literature relevant to this appliance The crossed out wheeled bin is the European Union symbol for indicating separate collection for electrical and electronic equipment This product contains electrical and electronic equipment which should be reused recycled or recovered and should not be disposed of with unsorted regular waste Please return the unit or contact the authorised dealer from whom you a purchased this product for more information Approvals This product complies with European Low Voltage 73 23 EEC and Electromagnetic Compatibility 89 336 EEC Directives when used and installed according to this instruction manual For continued compliance only Cambridge Audio accessories should be used with this product and servicing must be referred to qualified service personnel NOTE THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT SUCH MODIFICATIONS COULD VOID THE USER AUTHORITY TO OPERATE THE EQUIPMENT This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protec
26. t obstruct any air inlets or outlet grilles Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Do not stack multiple units on top of each other 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 supply and contact your dealer for advice Positioning Choose the installation location carefully Avoid placing it in direct sunlight or close to a source of heat Also avoid locations subject to vibration and excessive dust cold or moisture Do not place the unit on an unstable surface or shelf The unit may fall causing serious injury to a child or adult as well as serious damage to the product Do not place a DVD player or other equipment on top of the unit This unit must be installed on a sturdy level surface Do not place in a sealed area such as a bookcase or in a cabinet Any space open at the back such as a dedicated equipment rack is fine however When a cart is used use caution when moving the cart to avoid injury from tip over WARNING To reduce the risk of fire or electric shock do not expose this unit to rain or moisture This unit must not be used near water or exposed to dripping or splashing water or other liquids No objects filled with liquid such as
27. te control for teaching into C I systems as follows 1 Press and hold the Standby button The remote first generates it s standby toggle command Keep the button held down after 12 seconds a CD player On command will be generated If the button is kept held down for a further 12 seconds a CD player Off command is generated A full code table for this product is available on the Cambridge Audio website at www cambridge audio com 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 The player will not read the disc Check the disc is not loaded upside down Check that the disc is not too scratched or dirty There is no sound Ensure that the amplifier is set correctly Check that the interconnects are inserted correctly The disc is skipping Check that the disc is not too scratched or dirty Ensure the player is on a firm surface and not subject to vibrations There is a hum coming from the speaker Ensure that all cable connections are secure The remote handset will not function Check that the batteries have not expired Ensure that nothing is blocking the remote sensor azur 740C Technical specifications D A converters Digital filter Analog filter Frequency response THD 1kHz OdBFs THD 1kHz 10dBFs THD 20kHz OdBFs IMD 19 20kH
28. tion against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Re orient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help 140C ENGLISH Cambridge Audio Important safety instructions Please take a moment to read these notes before installing your 740C 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 Do not situate it on a rug or other soft surface and do no
29. z OdBFs Linearity 90dBFs Stopband rejection gt 24kHz S N ratio A weighted Total correlated jitter Crosstalk 1kHz Crosstalk 20kHz Output impedance Dual Wolfson WM8740 24 bit DACs ENGLISH Analog Devices Black Fin ADSP BF532 32 bit DSP Performing ATF upsampling to 24 bit 384kHz 2 Pole Dual Differential Bessel Double Virtual Earth Balanced 20Hz to 20kHz 0 1dB lt 0 0008 lt 0 0005 lt 0 001 lt 0 0006 0 5dB gt 115dB gt 113dB lt 130pS lt 130dB lt 110dB lt 50 ohms Digital input word widths supported 16 24 bit Digital output word widths supported 16 20 24 bit Digital input sampling frequencies supported 32kHz 44 1kHz 48kHz 88 2kHz 96kHz 176 4kHz 192kHz Digital output sampling frequencies supported Audio output upsampling Dimensions H x Wx D Weight 32kHz 192kHz pass through Including 44 1kHz for CD 48kHz 96kHz 192kHz upsampled Fixed 24 bit 384kHz 115 x 430 x 315mm 4 5 x 16 9 x 12 4 6 4Kg 14 1Lbs 11 Cambridge Audio Gallery Court Hankey Place London SE1 4BB England www cambridge audio com E 2007 Cambridge Audio Ltd AP20109 1
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