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Cambridge Audio 640R manual

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Table of contents for the manual

  • Page 1

    ENGLISH A V receiver User’s manual 2 640R azur[...]

  • Page 2

    2 Contents Introduction .................................................................................................3 Before connecting .......................................................................................3 Limited warranty ........................................................................................4 Safety precau[...]

  • Page 3

    The process of setting up the 640R is first to mak e all the connections to your speak ers and source equipment and then set the unit up via its On-Screen Display (OSD), as there are v arious settings and adjustments that need to be made bef ore the 640R can be used. However before you actually decide which connections to make or perform any adjust[...]

  • Page 4

    Cambridge Audio warrants this pr oduct to be free from def ects in materials and workmanship (subject t o the terms set forth below). Cambridge Audio will repair or replace (at Cambridge A udio's option) this product or an y defective parts in this product. Warranty periods ma y vary from country to country. If in doubt consult your dealer and[...]

  • Page 5

    640R azur 5 Impor tant safety instructions ENGLISH Please take a moment t o read these notes before installing y our 640R, as they will enable you t o get the best per formance and pr olong the life of the unit. We advise y ou follow all instructions, heed all warnings and keep the instructions f or future reference. V entilation IMPORT ANT - The u[...]

  • Page 6

    3 6 F ront panel controls azur 640R AV R eceiver Volume Phones Tuning Mode/St ore DVD Video 1 Stereo Modes Dolby Digital/ DTS Surround Modes Pro Logic/Neo/ DSP Surround Modes Video Input Type Audio Video S-Video Audio Input Type Video 2 Recorder 1 Aux CD Recorder 2 7 .1 Direct –+ Standby / On Analog Stereo Direct Optical Tuner FM/AM Video 3 L R D[...]

  • Page 7

    640R azur 7 Rear panel connections Update/Normal For dealer use only - Switches the 640R between normal (def ault) mode and software update mode. Do no t change the mode to updat e or make connections to it in updat e mode as damage may result! RS232C Used for contr ol of the 640R in Custom Install situations. A full protocol is av ailable for the [...]

  • Page 8

    8 Remote control T une / Left & Right Press the right arrow t o increase tuner frequency/change preset. Press the left arrow to decrease tuner frequency/change preset. Also used to scr oll lef t/right in the OSD setup menus. Enter Used in the OSD setup menus. On-Screen Display (OSD) Press to turn on and off the on-screen set-up menus when conne[...]

  • Page 9

    640R azur 9 F ront panel display T uner mode indicators Shows Memory/Store active, Stereo mode activ e, AutoScan activ e and RDS On. T one control indicat or Lights when Bass and T reble controls are activ e. Direct indicator Lights when the 640R is in a Direct mode - Analog Stereo Direct or 7 . 1 Direct. F requency type Indicates the tuned frequen[...]

  • Page 10

    10 Analog audio connections Note: Do no t plug in the mains power lead or turn the unit on until all connections hav e been made. Connect to source eq uipment using stereo phono cables (stereo 2RCA- 2RCA). T ape/MD/CDR recor der/players require two sets of st ereo phono/RCA cables, one f or recording, one for listening. azur 640R AV Receiver Front [...]

  • Page 11

    640R azur 11 ENGLISH Video connections Three types of video connections can be made to the 640R: 1. Composite - connect with single 75 ohm video phono cable (R CA - RCA). 2. S-Video - connect with S-Video cable. 3. Com ponent - connect with 75 ohm Component video cables (3RCA- 3RCA). For best picture quality w e recommend making Component video con[...]

  • Page 12

    T o connect ext ernal power amplifiers, use Phono/RCA leads connected to the 7 . 1 Preamp Outputs on the rear panel. For 5. 1/6. 1/7 . 1 use set the ‘Pre Out’ setting in the ‘Output Setup’ OSD menu to 'Pre Out' rather than 'Normal'. This mut es all the internal power amplifiers as they are not being used. Alternativ ely [...]

  • Page 13

    640R azur 13 ENGLISH F ront input connections azur 640R AV Receiver Volume VD Video 1 Stereo Modes Dolby Digital/ DTS Surround Modes Pro Logic/Neo/ DSP Surround Modes Video Input Type Audio Video S-Video Audio Input Type Video 2 Recorder 1 Aux CD Recorder 2 7 .1 Direct Analog Stereo Direct Optical Video 3 L R Digital Processing Options Mute Video g[...]

  • Page 14

    14 F ront Lef t and Right speakers For st ereo and multi-channel sound. Centre speaker For dialogue and centre sounds. Ideally position at a similar height t o the front left and right speakers (abov e or below the T V/monitor). Using a centre speaker fr om the same manufacturer/range as used for the front left and right speakers is advisable. This[...]

  • Page 15

    Set the package as 5. 1, 6. 1 or 7 . 1 by highlighting the Decode Mode it em and using the Left and Right arrows t o scroll through the options: Now mov e down and by highlighting each speak er in turn and using the Left and Right arro ws select from ‘Large’, ‘Small’ or ‘None’ for each speaker . 'Large' or 'Small' ar[...]

  • Page 16

    16 The 640R allows lev el calibration to match the acoustic level betw een different types/sizes or ev en manufacturers of speaker that may be being used for each channel. This is achie ved by adjusting the relative lev el of each speaker through the ‘Lev el Calibration’ menu in the OSD. The basic process is t o listen to or measure with an SPL[...]

  • Page 17

    640R azur 17 ENGLISH Video connection type The 640R provides transcoding or con version between Composit e, S- Video or Component video f ormats. This function is ver y useful in that it allows f or a single analog connection type to be made to the TV/Monitor ev en if dif ferent input video connection types are used f or dif ferent source inputs. A[...]

  • Page 18

    Pro Logic II mat erial can be played back by normal St ereo equipment (as Stereo) or decoded int o 5 channel surround-sound. Dolby Pr o Logic II is compatible with the earlier 4 channel (Lef t, Centre, Right and mono Surround) Dolb y Pro Logic system (which was the decoding counterpart to Dolby Surr ound encoding) as used widely on Video tapes, T V[...]

  • Page 19

    Dolby Digital EX/DTS ES Modes - Selects a range of digital surround modes with the appropriat ely digitally encoded material (only). These modes are for use with the digital outputs (set t o Bitstream/Raw) from DVD pla yers or satellite receiv ers etc. In order for the 640R to allo w selection of these modes a valid input digital bitstream must be [...]

  • Page 20

    20 M M o o d d e e s s O O u u t t p p u u t t M M o o d d e e s s O O u u t t p p u u t t ( ( b b u u t t t t o o n n c c y y c c l l e e s s r r o o u u n n d d ) ) c c h h a a n n n n e e l l s s ( ( b b u u t t t t o o n n c c y y c c l l e e s s r r o o u u n n d d ) ) C C h h a a n n n n e e l l s s PCM + PLII Movie >5. 1 PCM 2 2 " PC[...]

  • Page 21

    640R azur 21 ENGLISH M M o o d d e e s s O O u u t t p p u u t t M M o o d d e e s s O O u u t t p p u u t t ( ( b b u u t t t t o o n n c c y y c c l l e e s s r r o o u u n n d d ) ) c c h h a a n n n n e e l l s s ( ( b b u u t t t t o o n n c c y y c c l l e e s s r r o o u u n n d d ) ) C C h h a a n n n n e e l l s s PCM + PLIIx Movie >6. [...]

  • Page 22

    22 M M o o d d e e s s O O u u t t p p u u t t M M o o d d e e s s O O u u t t p p u u t t ( ( b b u u t t t t o o n n c c y y c c l l e e s s r r o o u u n n d d ) ) c c h h a a n n n n e e l l s s ( ( b b u u t t t t o o n n c c y y c c l l e e s s r r o o u u n n d d ) ) C C h h a a n n n n e e l l s s PCM + PLIIx Movie >7 . 1 PCM 2 2 " [...]

  • Page 23

    640R azur 23 ENGLISH Dynamic Range Control This setting controls the dynamic range of Dolb y Digital or DTS movie soundtracks by compressing the dynamics in f our stages to limit the difference in lev el between loud and quiet passages in the movie. This can be a useful feature when w atching movies late at night f or instance. Four settings are po[...]

  • Page 24

    As cov ered in the “6 40R ov er view” section the 640R performs bass management for an y speaker that is set to ‘Small’ in the OSD. This means that bass for speak ers that are unable to reproduce it effectively is instead r outed to the subw oofer . The crosso ver adjustment in the LFE trim menu is used to determine the point as which this [...]

  • Page 25

    Use the V ol Up , Vol Down , Left and Right buttons t o move around the character edit screen t o select the required characters, press enter to mov e to the next character . Selecting the <- and -> arrows at the bott om of the screen and pressing Enter also mo ves the currently edited character left or right. Once finished select ‘OK’ an[...]

  • Page 26

    A-BUS is a standard that allows compatibility betw een dif ferent manufacturers equipment, so A-BUS compatible ke ypads from other manufacturers can also be used. If used with our own Incognito KP1 0 ke ypads, there are some extra features such as the ability t o change source on the 640R from the k eypad. Connections to the 640R’s Incognito R ea[...]

  • Page 27

    640R azur 27 ENGLISH The 640R features Contr ol Bus inputs and outputs that allow un-modulated remo te control commands (positive logic, TTL le vel) to be received electrically b y the unit. These control commands are typically generated b y custom installation (multi-room) systems or remote IR receiv er systems. The Control Bus sock ets are colour[...]

  • Page 28

    28 Audio Power Output 2 x 120 watts rms per channel, 8 ohms (two channels driven) 7 x 1 00 watts rms per channel, 8 ohms (all 7 channels driven) THD <0.006% @1kHz Crosstal k <-60dB @ 1kHz Frequency response 1 0Hz - 20kHz -1dB S/N Ratio >90dB 'A' weight ed Audio Input Impedance / Sensitivity 4 7kOhms / 1 75mV or greater Digital In[...]

  • Page 29

    640R azur 29 ENGLISH DTS Neo:6 Music 5. 1/6.1/7 . 1 Neo:6 matrix decode (6.1 sour ce material, 5.1 decode has phantom rear centre, 7 . 1 decode has mono back surrounds) DTS Stereo (2/0) + DTS Neo:6 Cinema 5. 1/6 .1/7 . 1 Neo:6 matrix decode of DTS Stereo mat erial (7 . 1 has mono back surrounds) DTS Stereo (2/0) + DTS Neo:6 Music 5. 1/6 .1/7 . 1 Ne[...]

  • Page 30

    AP20060/3-A © 200 7 Cambridge Audio Ltd Cambridge Audio is a brand of A udio Par tnership Plc Regist ered Of fice: Galler y Cour t, Hanke y Place, London, SE1 4BB, United Kingdom Regist ered in England No. 2953313 www.cambridge-audio.com[...]