Troubleshooting; Technical Specifications - Cambridge Audio azur 740A User Manual

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.
There is no sound
Make sure the unit is not in Standby mode.
Check that source component is properly connected.
Check that 'TAPE MON' is not switched on (unless tape input is required).
Check that your speakers are properly connected.
If using Speaker B terminals check they are switched on.
Make sure unit is not in mute mode.
There is no sound on one channel
Ensure that balance control is in the correct position.
Check speaker connections.
Check interconnects.
There is a loud buzz or hum
Check turntable or tone arm for ground and connection lead fault.
Ensure no interconnects are loose or defective.
Ensure that your tape deck/turntable is not too close to the amplifier.
Unable to make or play tape recordings
Check that TAPE MON and TAPE OUT have been connected correctly.
There is weak bass or diffused stereo imaging
Ensure that speakers are not wired out of phase.
Message on display flashing
See section on CAP5 protection system.
The remote handset will not function
Check that the batteries have not expired.
Ensure that nothing is blocking the remote sensor.
Check that the Front Panel IR dip-switch on rear panel is set to 'On'.
No response from unit when both In and Out Control Bus
sockets are connected
Set Control Bus Passthru dip-switch on rear panel to 'Off'.
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Technical specifications

Power Output
100W RMS into 8 Ohms
150W RMS into 4 Ohms
THD (unweighted) < 0.001% 1 kHz
at 80% of rated power
< 0.01% 20 Hz - 20 kHz
at 80% of rated power
Frequency Response 10 Hz - 50 kHz +/- 1 dB
S/N ratio (ref 1W/8 Ohm)
> 96 dB
Input impedances Inputs 1-6 47 kOhm
Tape Input 47 kOhm
Power Amp damping factor > 110 at 1 kHz
Max power consumption 750W
Minimum power consumption Active (no signal) 45W
Standby 6W
Bass & Treble controls Shelving type
Max bass boost/cut
+/- 10 dB at 10 Hz
Max treble boost/cut
+/- 7.5 dB at 20 kHz
Dimensions (H x W x D) 115 x 430 x 350mm
(4.5 x 16.9 x 13.8")
Weight 10.7kg (23.5Lbs)
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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
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© Copyright Cambridge Audio Ltd 2007
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