Cambridge Audio 640r User Manual

Front panel controls

azur

640R

AV Receiver

Volume

Phones

Tuning

Mode/Store

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

Recorder 2

7.1 Direct

–

Standby / On

Analog

Stereo Direct

Optical

Tuner FM/AM

Video 3

Digital Processing Options

Mute

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.

The unit should be left in Standby mode when not in use.

Phones

Allows for the connection of stereo headphones with a 6.35mm/¼" Jack

plug. Headphones with an impedance of between 32 and 600 ohms are

recommended. Note: Plugging in headphones will automatically mute

the main and pre-amp outputs and select a 2-channel stereo down-mix

to be created for headphone use.

Tuning +/-

Used to tune FM frequencies and skip presets in Tuner mode.

Mode/Store

Press to cycle between Tuner modes and for storing presets (refer to the

‘Operating Instructions’ of this manual for more information).

Tuner FM/AM

Press to select the tuner for output through the 640R. Once in Tuner

mode also use this button to switch between FM and AM modes.

Display

Displays the status of the unit. Also receives IR commands from the

supplied Azur remote control. A clear unobstructed line of sight between

the remote control and the sensor is required.

DVD

Press to select the source equipment connected to the DVD input.

Video 1

Press to select the source equipment connected to the Video 1 input.

Video 2

Press to select the source equipment connected to the Video 2 input.

Recorder 1

Press to select the recording device connected to the Recorder 1 input.

Aux

Press to select the source equipment connected to the Aux input.

Press to select the source equipment connected to the CD input.

Recorder 2

Press to select the recording device connected to the Recorder 2 input.

7.1 Direct

Press to select a 7.1, 6.1 or 5.1 source (DVD-A or SACD player etc)

connected to the 7.1 Direct In sockets.

Note: The 640R remembers the audio and video input type and

processing mode for each individual source input. These are recalled

each time a source is selected.

Audio input type

Press this button to toggle between analog or digital (optical/coaxial)

input types for the currently selected source input.

Stereo modes

Press to listen to a source in either digitally processed stereo or stereo

and sub modes.

Pro Logic/Neo/DSP surround modes

Press to select between various Pro Logic II/IIx, DTS Neo:6 effects for

matrix encoded analog or digital material or for post-processing DD/DTS

material (Note: The 640R is unable to auto-detect this kind of source

material as it does not include embedded encoding type flags so

manual selection is required). Also selects various DSP created

surround sound modes for uncoded stereo sources.

Dolby Digital/DTS surround modes

Press to select Dolby Digital or DTS surround modes (with suitably

encoded digital source material). These modes can only be decoded

from digital audio sources (via Coaxial or Optical inputs).

Video input type

Press to select the video input type (Composite, S-Video or Component

Video) you wish to use for the current source input.

Analog stereo direct

Press to listen directly to the analog inputs for the current source with no

analog to digital or DSP processing for highest possible stereo sound quality.

Volume

Use to increase/decrease the level of the sound from the outputs of the 640R.

Mute

Press to mute the sound from the main and pre-amp outputs of the

640R. Press again to cancel mute.

Video 3 source button

Press to select a video camera recorder/video games console

connected to the Video 3 input sockets.

Video 3 input sockets

Connect a video camera recorder/video games console to the 640R.

Audio/Video and digital optical inputs are provided.