Meridian Meridian 565 User's Guide

Meridian 565 Digital Surround Processorinstallation guide

6IntroductionThe 565 provides three audio inputs: analogue, digital-cable,and digital-optical. These inputs will allow you to set up asurround system

Setting up the digital surround processor7Setting up the digitalsurround processorThis chapter explains how to install the digital surround processor.

8Setting up the digital surround processorUnpacking❍ Near strong magnetic radiation, such as a near a poweramplifier.❍ Near to a television, or where

Setting up the digital surround processor9Rear panelConnecting the digital surround processorUse this connection To connect to thisC-VIDEO IN The comp

10Setting up the digital surround processorAudio inputsThe following table gives details of the three audio inputs:Use this input To connect to thisAN

Setting up the digital surround processor11You specify whether you are using the digital or analogue outputfor each channel in the Speaker Set configu

12Setting up the digital surround processorOn-screen displayVideo lead565 Digital Surround ProcessorVIDEO OUTC-VIDEOINLaserDiscMONITORINTelevisionOUTI

Setting up the digital surround processor13Connecting speakersTo connect to Meridian DSPLoudspeakers (eg DSP5000)DSP5000CCentre (master)DIGITAL OUTPUT

14Setting up the digital surround processorTo connect to a 556 or 557 StereoPower Amplifier or other poweramplifierMAIN-R565 Digital Surround Processo

Setting up the digital surround processor15To use the digital surround processoras a preamplifierYou can connect one analogue, one digital, and one op

PrefaceiiSales and service in the UKMeridian Audio LtdStonehillStukeley MeadowsCambsPE18 6EDEnglandTel␣ ␣ (01480) 52144Fax␣ ␣ (01480) 459934World Wide

16Setting up the digital surround processorTo connect to a 562 or 562V DigitalControl Unit562 Digital Control UnitDigital lead565 Digital Surround Pro

Setting up the digital surround processor17To use the digital surround processorwith a 551 Integrated AmplifierThe 551 Integrated Amplifier provides a

18Setting up the digital surround processorConnecting to other Meridian equipmentTo connect to other Meridian 500Series equipment● Connect one of the

Configuring the digital surround processor19Configuring the digitalsurround processorThis chapter explains how to configure the digital surround proce

Configuring the digital surround processor20Choosing standard settingsThe digital surround processor provides 12 alternative standardsettings, called

Configuring the digital surround processor21565 standard settingsThe following table shows the options configured by Types 0 to5 on the digital surrou

Configuring the digital surround processor22When you reset the digital surround processor to one of thestandard settings an appropriate speaker layout

Configuring the digital surround processor23If you have a subwoofer you can use it to augment the bassfrom the centre channel (Layouts B or H). If the

Configuring the digital surround processor24Main Centre Subwoofers Sides Rear LayoutNone None Optional (5, 6) Optional (7, 8) MNone Optional (5, 6) Op

Configuring the digital surround processor25To set the speaker layout● Switch off the 565, using the power switch on the back panel.● Switch off any p

iiiPrefaceContentsIntroduction 1Introduces the digital surround processor,and gives guidelines and suggestedlayouts to help you plan your surroundsyst

Configuring the digital surround processor26To specify the number of surroundspeakers● Press > or < until you see a displaysuch as:2 Surrounds●

Configuring the digital surround processor27To select a 5.1 LFE subwooferIf you have the 7.1 version of the 565 you can add an LFEsubwoofer to layouts

Configuring the digital surround processor28The next stage in configuring the 565 is to specify informationabout each of the speakers in your layout,

Configuring the digital surround processor29To set up a speaker output● Switch off the 565, using the power switch on the back panel.● Switch off any

Configuring the digital surround processor30● Use A and V to choose between the following options:Choose this For this type of speakerMeridian A Merid

Configuring the digital surround processor31To set up speaker protection for 5.1sourcesBecause of the high bass levels that 5.1 channel sources arecap

Configuring the digital surround processor32To specify the type of subwoofer● Press > or < until you see a displaysuch as:4 Narrow● Press A or V

Calibrating the system33Calibrating the systemTo help you to set up your installation to give the best possible sound withany particular combination o

Calibrating the system34We recommend that you perform the calibration procedureusing the Meridian System Remote and from the listeningposition.As you

Calibrating the system35To start the calibration procedure● Put the 565 into standby by pressing the Off key.● Press and hold the front panel Off key

PrefaceivTroubleshooting 53Provides suggested solutions to typicalproblems.General operating problems...54Audio problems...

Calibrating the system36LevelsThis test allows you to adjust the output level to each speakerindividually, and it follows the general guidelines from

Calibrating the system37MainThis test allows you to set the relative phase and the relativedelay between the left and right main speakers.The Low test

Calibrating the system38Centre PhaseAs in the previous test, signals are applied to the main left, right,and centre speakers to allow you to adjust th

Calibrating the system39As you increase the delay the centre speaker will appear tomove away from you. In practice we usually find that the idealdelay

Calibrating the system40SurroundThis test presents the Low test signal through the left and rightrear surround speakers to allow you to adjust the rel

Calibrating the system41SidesIf your layout includes side surround speakers an additionalSides option allows you to adjust the relative phase and dela

Calibrating the system42Choose the position in which the subwoofer reinforces thesound from the main speakers in the crossover region.You should not a

Calibrating the system43ADC CheckThis test provides metering to help you set the level of theanalogue inputs. The analogue-to-digital converter (ADC)

Calibrating the system44In Calibration you can make adjustments using a number ofdifferent signals, shown in the table below. Normally the 565selects

Setting up sources45Setting up sourcesThis chapter explains how to set up the sources connected to the digitalsurround processor, and configure them t

Introduction1IntroductionThe Meridian 565 Digital Surround Processor is unique in being the firstcompletely digital surround-sound processor, and it d

Setting up sources46When the digital surround processor is set to one of thestandard settings the sources are set up with the labels, inputs,and prese

Setting up sources47If the configuration you want is not catered for by one of thestandard settings, you can configure each source individually.For ea

Setting up sources48The options are summarised in the following table:Option Initial value Alternative values ExplanationLabel CD, RD, LP, etc. See To

Setting up sources49Option Initial value Alternative values ExplanationMPEG preset MPEG, MPEG THX, Choose the DSP preset you want to use for MPEG audi

Setting up sources50The following examples illustrate how you can configure thesource options to your own requirements.To change a source label● Displ

Setting up sources51To set up a system with two MeridianCD players● Configure the source you are going to use for the first CDplayer.For example: Sour

Setting up sources52

Troubleshooting53TroubleshootingThis chapter provides suggested solutions to typical problems that mayoccur when setting up the digital surround proce

54TroubleshootingStandby point not litCheck the following:❍ There is AC power connected to the socket on the rear of the565.❍ The power switch on the

Troubleshooting55Hum on analogue inputThere is no reason for the 565 to produce hum on the analogueinput.❍ Check the source equipment. Disconnect each

2IntroductionPlanning a systemBefore unpacking and setting up your digital surround processorit is worth spending a little time planning how to set up

56TroubleshootingAudible hiss at high volume settingsThe input dynamic range of any recordings you have are atmaximum 16 bit. The reason for this is t

Troubleshooting57Sound not clear❍ If speech sounds muffled in a system with a centre speaker,check that sound is coming from the centre as there may b

58TroubleshootingTV does not work using the 565❍ Check all video connections; the input is the lower connectorof the pair.❍ Temporarily remove the 565

59IndexIndexAAmbisonic 4Analogue input 10setting sensitivity 43Analogue preamplifier 6Analogue speakers,connecting 10Aspect ratio, specifying 25Audio

Index60DDigital connections, cables 11DIGITAL IN 10DSP Loudspeakers. See MeridianDSP LoudspeakersDSP preset, using source keys tochange 50F501/501V Co

61IndexOOn-screen display (OSD)during calibration 34troubleshooting 58Optical connections 11OPTICAL IN 10PPlanning a system 2Planning sources 6Poor pi

Index62Types 20standard 46with 562 21, 46UUnpacking 8VVideo connections 9Volume mode 27

Introduction3Four-channel surround system(Layout M, 2 Surrounds)If you are primarily interested in home cinema you may prefer toextend an existing ste

4IntroductionTHX system (Layout A)If your primary interest is cinema, you can use a monosubwoofer to enhance the bass performance for both cinemaand m

Introduction5Surround system with full-rangespeakers (Layout L)A system designed for very serious music listening should usefive or seven full-range s