azur 840C Upsampling compact disc player User’s manual
CONTENTS Introduction .................................................................................................3 Safety precautions ......................................................................................4 Important safety instructions .....................................................................5 Rear panel connections..............................................................................6 Front panel controls ............................................................
840C Upsampling compact disc player INTRODUCTION Thank you for purchasing this Azur 840C Upsampling Compact Disc Player. This unit is part of our new '8' series range, taking Cambridge Audio to new levels of audio excellence. The 8 series range has been developed as part of our commitment to the on-going development of the Azur range. We hope that you will appreciate the results and enjoy many years of listening pleasure from it. The 840C incorporates a raft of new technologies and features.
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.
840C Upsampling compact disc player IMPORTANT SAFETY INSTRUCTIONS Please take a moment to read these notes before installing your Azur CD player, they will enable you to get the best performance and prolong the life of the product. We advise you follow all instructions, heed all warnings and keep the instructions for future reference. The unit is of Class 1 construction and must be connected to a Mains socket outlet with a protective earthing connection.
REAR PANEL CONNECTIONS Power Incorporating Q5™ from: 1 ANAGRAM TECHNOLOGIES Designed in London, England azur 840C Upsampling Compact Disc Player Max Power Consumption: 40W Mains Voltage Selector Switch 115V/230V AC~50/60Hz www.cambridge-audio.
840C Upsampling compact disc player 6 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. 7 Digital outputs 8 & 9 Digital Inputs 1 / 2 The digital inputs allow the digital outputs of other source components to be connected to the 840C. The 840C can then act as a very high quality upsampling DAC, improving the sound quality of the connected sources.
FRONT PANEL CONTROLS 5 azur 840C Upsampling Compact Disc Player 1 Standby / On Menu Select 1 2 3 4 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. 6 3 Menu Press to scroll through 840C menu screens. Please refer to the ‘Operating instructions’ section of this manual for more information.
840C Upsampling compact disc player 6 Display LCD used to display upsampling rate, CD track number, elapsed/remaining time and other CD functions. Please refer to the ‘Operating instructions’ 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. 8 Play/Pause Plays the disc and pauses play. 9 Stop Stops the CD playing.
REMOTE CONTROL The 840C 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. Skip Right Skip - press once to skip forward by one track on the CD. Press and hold to skip forwards through tracks. Note: The remote may be in Amp mode when first activated. Please refer to the Amp Control section for more information. Left Skip - press once to skip backward by one track on the CD.
840C Upsampling compact disc player REMOTE CONTROL OF MATCHING PRODUCTS Amp Control mode The 840A/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.
OPERATING INSTRUCTIONS Loading and unloading discs Normal disc play 1. Press the Standby/On switch. 1. Switch on your amplifier and set its input selector to the correct position. Adjust the volume control to a minimum. 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.
840C Upsampling compact disc player Locating a particular point in a track Playing tracks in a random order 1. Ensure that the disc is playing the desired track. 1. Ensure that a disc is loaded and the player is in Standby mode. 2. Press and hold the right Skip/Scan button (Search on remote), the CD will then fast forward within the track. 2. Press the Random button on the remote control. ‘Random’ will appear on the display. 3. Release the button when the desired time has been reached.
OPERATING INSTRUCTIONS (CONTINUED) Using the A-B function Programming disc play 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. 1. Ensure that a disc is loaded and the player is in Standby mode. 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.
840C Upsampling compact disc player EXTERNAL DIGITAL SOURCES To access external digital sources connected to the rear of the 840C, press the Select button (on front panel or remote) to change between CD playback, Digital Input 1 and Digital Input 2. CD playback The 16 bit/44.1kHz sampling data on a standard CD is upsampled to 24 bit/384kHz for best possible sound quality.
CD PLAYER SETUP The 840C has a custom-made display on the front of the unit showing the current status and allowing access to the 840C System Configuration menus. The 840C features some advanced settings that allow its use to be customised to user preference. 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.
840C Upsampling compact disc player Digital out word width Changing input names / source naming 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): The 2 digital inputs can be renamed to reflect the actual source units you have connected to the 840C.
CUSTOM INSTALLATION (C.I.) USE TROUBLESHOOTING The 840C features a Control Bus RS232C IR Emitter Control Bus input/output that allow un-modulated In In Out remote control commands (positive logic, TTL level) to be received electrically by the unit and looped to another unit if desired. 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.
840C Upsampling compact disc player TECHNICAL SPECIFICATIONS D/A converters Dual Analog Devices AD1955 24 bit DACs Digital filter Analog Devices Black Fin ADSP-BF532 32 bit DSP Performing ATFTM upsampling to 24 bit 384kHz Analog filter 2 Pole Fully Differential Linear Phase Bessel filter Frequency response 20Hz to 20kHz (+/-0.1dB) THD @ 1Khz 0dBFs < 0.0005% THD @ 1Khz -10dBFs < 0.0004% THD @ 20Khz 0dBFs < 0.0007% IMD (19/20kHz) 0dBFs < 0.0002% Linearity @ -90dBFs +/- 0.
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.
840C Upsampling compact disc player 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.
azur 840C www.cambridge-audio.com Part No.
