Cambridge Audio Azur 640T: 640T DAB/FM tuner

640T DAB/FM tuner: Cambridge Audio Azur 640T

640T DAB/FM tuner

USING THE REMOTE HANDSET

The 640T is supplied with a system remote control that operates both

Step << >>

this Tuner and the Cambridge Azur amplifiers.

For use with Manual Tuning, Alarm, Sleep, and Clock settings. Will also

cycle through the alphabetical list of stations in the DAB band.

Power

Switches the 640T between Standby mode and On

Alarm

mode. The Blue LED on the front panel of the 640T

This button is used to access the Alarm and Sleep menus as discussed

indicates that it is On when bright and in Standby

in the Operation section.

when dim.

Bright

1 - 110 kkeys

Switches the display brightness between low and high.

These allow access to any stored presets you might

have saved on the 640T.

Please nnote tthat tthe ffollowing bbuttons wwill oonly ooperate aa mmatching

Cambridge AAzur AAmplifier.

Info

Displays information such as music genre and

Mute

station provider. The information on the FM band is

dependant on the strength of the signal.

This button mutes the audio. The mute mode is indicated by the channel

LED flashing.

DAB/FM

Volume ++/-

This button switches between the DAB and FM

bands that the 640T is capable of receiving. The

The volume buttons increase and decrease the Volume of the amplifier

display will show "Switching to …".

output.

Select

Channel SSelect

Confirms DAB station, alarm and sleep Choices.

The five channel select buttons and the Tape monitor select button are

used to change the input source (CD, DVD etc).

azur DAB/FM tuner 9

C

MuteInfo

DAB/

FM

Vol +

Select

Vol -

Alarm

Bright

Phono

Aux

CD

Tuner

DAB

DVD

MD

AV

Tape

Mon

TROUBLESHOOTING SPECIFICATIONS

There iis nno ppower

Sample RRate

48kHz

Ensure the AC power cord is connected securely.

Frequency RRange

VHF (87MHz to 108MHz) Band 2

Ensure the plug is fully inserted into the wall socket and is switched on.

DAB (174MHz to 240MHz) Band 3

DAB (1452MHz to 1491MHz) L-Band

Check fuse in the mains plug or adaptor.

Aerial iinput iimpedance

50 ohms

There iis nno ssound

Sensitivity

-97dBm typical

Ensure that the amplifier is set correctly.

Signal tto nnoise

105dB typical (DAB)

Check that the interconnects are inserted correctly.

58dB typical (FM)

Frequency rresponse

20-20KHz+0.1,-0.3 (NCT at Flat, DAB)

The ssound iis ddistorted oor ggarbled

20-15KHz+0.1,-0.5 (NCT at Flat, FM)

Check aerial connections and placements

Distortion

<0.005%, 1KHz 2vrms o/p, DAB

<0.15%, 1KHz 50KHz deviation, FM

There iis aa hhum ccoming ffrom tthe sspeaker

Stereo SSeparation

>60dB, 20Hz-20KHz, DAB

Ensure that all cable connections are secure.

>40dB, 1KHz, FM

Input VVoltage

220-240V AC~50Hz

There iis uunwanted bbackground nnoise aand iinterference

110V-120V AC~60Hz

(depending on model)

Move the tuner away from other electrical equipment that is likely to

cause interference

Maximum PPower CConsumption

12W

Standby PPower CConsumption

7W

The rremote hhandset wwill nnot ffunction

Dimensions ((mm) ((H xx WW xx DD)

70 x 430 x 305

Check that the batteries have not expired.

Weight ((kg)

3.9

Ensure that nothing is blocking the remote sensor.

10 azur DAB/FM tuner