Bedienungsanleitung Arcam P777 (Seite 9 von 50) (Deutsch, Englisch, Holländisch, Französisch)

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E-9

English

trouble-

shooting

No Lights on the Unit

Check that:

< the power cord is plugged into the P777 and the

mains socket outlet it is plugged into is switched

on.

< the plug fuse has not failed, or a circuit-breaker

earlier in the power supply path has not opened.

< the power button is pressed in.

Red LED present

Refer to the ‘Fault status indicators’ table (overleaf) if

you have an unusual sequence of LEDs.

No sound is produced

Check that:

< the correct input has been selected on the pre-

amplier.

< you have assigned the digital input to the correct

input source.

< the volume is turned up to a reasonable level and

‘MUTE’ is not displayed on the front panel display

on the pre-amplier.

< your power amplier(s) are turned on and

working correctly.

Sound is poor and badly distorted

Check that:

< all cables are making a good connection. If

necessary withdraw the cable from the connector

and plug it back in again. (Turn the power o

before doing this.)

< you have selected the correct size of speakers

to suit your system in the setup menu of the

processor or pre-amp.

Sound only comes from some of the speakers

Check that:

< all speakers in the system are connected to the

P777.

< you have congured your pre-amp to include all

the speakers in your system.

< you have an appropriate surround sound source

selected and playing through the pre-amp.

< for digital sources, check the player is outputting

multichannel data. With some DVD players you

are able to select in what format multi-format

encoded discs are outputted, and whether

multichannel data is down-mixed to PCM

(stereo).

< the disc you are playing is a multichannel

recording and that the processor is outputting

multichannel audio.

< your speaker balance is correct.

< all ampliers are turned on and all channels are

working correctly.

< all units are turned on. If the audio is ‘daisy-

chained’ from the P777, make sure that the unit

being fed is turned on.

Hum on an amplier output

Check that:

< all cables are making a good connection. If

necessary withdraw the cable from the connector

and plug it back in again. (Turn the power o

before doing this.)

< if the hum originates from a ground loop caused

by an aerial, satellite dish or cable supply, you

should contact your aerial contractor.

< the signal (interconnect) leads are not wrapped

around a mains lead.

< try switching the ground li on the back panel of

the processor (if available).

There is radio/television reception

interference

e P777 has been designed to a very high standards of

electromagnetic compatibility.

Check that:

< the aerial/dish cable is routed as far as possible

from your amplier and its cabling.

< the cabling used from the aerial/dish is of high

quality and screened.

< repositioning the receiving aerial/dish as far as

possible from your amplier and its cabling may

bring an improvement.

< if the problem persists, contact your aerial

contractor.

< you are using high quality screened audio cable

between your equipment and that no cables are

broken or damaged.

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Arcam P777 Seite 9

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