Meridian Audio 568 manual Sales and service in the USA

Page 3

Sales and service in the UK

Meridian Audio Ltd

Stonehill

Stukeley Meadows

Cambs

PE18 6ED

England

TelÊ Ê (01480) 52144

FaxÊ Ê (01480) 459934

World Wide Web

http://www.meridian-audio.com

Part no: 568

Sales and service in the USA

Meridian America Inc

 

3800 Camp Creek Parkway

Designed and

Building 2400

manufactured in the UK by

Suite 122

 

 

Atlanta

Digital Gramophone and Wireless Ltd

GA 30331

Stonehill

 

Stukeley Meadows

TelÊ Ê (404) 344 7111

Cambs

FaxÊ Ê (404) 346 7111

PE18 6ED

 

England

Preface

ii

Copyright © 1995–1999 Digital Gramophone and Wireless Ltd.

Manufactured under license from Dolby Laboratories Licensing Corporation (Canadian patent 1,037,877), Lucasfilm Ltd. (US patents 5,043,970; 5,189,703; 5,222,059), Trifield Productions Ltd, and Nimbus Records Ltd.

Dolby, Pro Logic, AC-3, and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation. Lucasfilm, THX, and THX Cinema are

registered trademarks of Lucasfilm Ltd. DTS is a registered trademark of Digital Theatre Systems Inc. MPEG is a registered trademark of the MPEG organisation. Ambisonic is a registered trademark of Nimbus Records Ltd. Trifield is a trademark of Trifield Productions Ltd. LaserDisc is a trademark of Pioneer Electric Corp. BoothroydStuart Meridian, Meridian, Meridian Digital Theatre, Meridian Lossless Packing, and MLP are registered trademarks of Meridian Audio Ltd.

MHR: This product incorporates copyright protection technology covered by certain patent applications and intellectual property of Meridian Audio Ltd. This technology is provided for the express purpose of securely containing copyright audio within the Meridian System only. Reverse engineering or circumvention of this protection is strictly prohibited.

This guide was produced by Human-Computer Interface Ltd, http://www.interface.co.uk

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Contents Meridian 568 Digital Surround Processor Meridian 568 Digital Surround Processor User Guide Sales and service in the USA Contents Setting up the digital surround processor DSP presetsConfiguring the digital Surround processor Using a computer Troubleshooting 105Glossary115 Preface Introduction 568 Digital Surround Processor Digital Signal ProcessingSeries communications Meridian High Resolution MHRMeridian Compact Theatre Sample configurationsMeridian Digital Theatre Specification Specification and accessoriesAvailable accessories Meridian 511 S-patch BoxMeridian 519 Demodulator Rack mount kit Fan kitDSP presets Multi-channel digital sourcesDolby Digital Multi-channel sources encoded onto two channels Mpeg SurroundPro Logic Ambisonic Conventional stereo sourcesTV Logic THX CinemaSpecial DSP presets Using the digital surround processor Front panel Using the digital surround processorMeridian System Remote Quick guide to operating the 568 with the remote To switch on from standby Selecting a sourceTo select a source To switch to standby To mute the sound Adjusting the volumeTo restore the sound To change the volumeTo change the DSP preset Changing the DSP presetTo change the display Changing the displayUsing the digital surround processor Defining your own presets Locking and unlocking the menus To lock the menusTo unlock the menus Standard parameters Using a Meridian DSP loudspeakerChanging the DSP parameters To change a DSP parameterOSD Standard parametersTo change the treble Changing treble, bass, or phaseTo change the absolute phase To change the bassTo move the listening position to the left or right Changing the listening positionAdjust their level until To change the relative delay of the centre speaker Changing the integration of the centreTo change the relative level of the centre speaker Changing the spaciousness of the sound To change the relative delay of the rear or side speakersTo adjust the lip sync Changing the lip sync and on-screen displayTo change the position of the on-screen display To change the DSP preset for a source Changing the DSP preset for a sourceTo save the preset settings Defining your own presetsSto.ser To clear a user-defined preset DSP presets Pro Logic Logic DSP presetsPro Logic and THX Cinema DSP preset parameters THX CinemaTV Logic TV Logic DSP preset parameters Mono DSP preset parametersMono Music DSP presets MusicTrifield Music and Trifield DSP preset parameters Super Stereo AmbisonicAmbisonic and Super Stereo DSP preset parameters Music Logic DSP preset parametersMusic Logic Stereo and Direct Stereo and Direct DSP preset parametersDTS Music Mpeg MusicMovie DSP presets Dolby DigitalDolby Digital THX, DTS THX, Using dynamic range control Movie DSP preset parametersUsing peak-level limiting Setting up the digital surround processor Radio interference UnpackingTo avoid overheating Safety warningsPositioning the digital surround processor To avoid interferenceConnecting the digital surround processor Rear panelVideo connections Analogue audio inputs Digital audio inputsAudio outputs Communications connectionsOther connections On-screen display Connecting videoTo connect to Meridian DSP loudspeakers Connecting speakersUp the digital surround processor To connect an active subwoofer eg Meridian M1500 or M2500 To connect to an analogue source eg Meridian 504 FM Tuner Connecting sourcesTo connect to a LaserDisc player To connect to a DVD player eg Meridian DVD PlayerTo connect to a 562 or Multimedia Controller To connect to other Meridian 500 Series equipment Connecting to other Meridian equipmentPage Choosing a standard setting To select a Type ConfiguringDTS Mpeg Standard source settingsUsing the calibration procedure Using a Sound Pressure Level meterCalibrating the system To choose the distance units To start the calibration procedureTo move between the calibration tests To exit from the calibration procedureLevels Calibration testsDisplay shows the speaker being DistanceFine tuning Page To adjust the subwoofer crossover frequency Setting up subwoofersTo turn on Sine/Sub mode To turn off Sine/Sub modeTo change the sweep rate To use the sinewave sweep testTo select the channel To select other test signalsConfiguring the digital surround processor using a computer Sources Meridian Configuration programPresets SetupRequirements Installing the Meridian Configuration programTo install the Meridian Configuration program Planning the configurationTo run the Meridian Configuration To connect the serial cable Creating a new settings file To enter your personal details To display the settingsTo display or edit the settings To specify the speaker layout Setting up speakersMains Centre SurroundsSubwoofers Speaker protection To specify the speaker sizesTo complete the speaker setup Subwoofer filtering and typePeak-level limiting Setting up sources To set up sourcesTo configure the source options Configuring the digital surround processor using a computer To set the advanced source options Configuring the digital surround processorConfiguring presets To modify a built-in presetTo set up presets To create a user-defined preset To restore the DSP parameters to their defaultsTo delete a user-defined preset To change the setup options Changing the setup optionsConfiguring the digital surround processor using a computer To print a summary of settings Calibrating the settings with your systemTo store the settings to the digital surround processor To save the settingsTo calibrate the loudspeakers To fetch the calibrated settingsTo name the User Type Creating a User TypeClick the Copy as new user type button To create additional User TypesTo copy settings between User Types Completing the configuration To save the current settingsTo store the settings to the 568 Digital Surround Processor 104 Troubleshooting Erratic or unexpected system behaviour General operating problemsStandby point not lit Remote not workingUnit is overheating Audio problems Hum on analogue inputThere is radio interference Crackling on optical inputs Audible hiss at high volume settingsThere is a hiss when starting DTS LaserDiscs Sound not clearCentre not working Poor picture quality Video problemsPreset options do not appear or are not available Meridian Configuration program problemsService and guarantee ServiceGuarantee 114 Aspect ratio Absolute phase Controller Dolby SurroundGlossary AC-3Max SPL LFE subLayout LimitSteered surrounds PresetMono surrounds SourceTHX SurroundTypeIndex 120 121 MHR Sources 124
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568 specifications

Meridian Audio is renowned for its high-fidelity audio solutions, and three of its standout products, the 861, 561, and 568, showcase the brand's commitment to excellence in sound reproduction and innovative technology.

The Meridian 861 is a flagship digital surround sound controller that offers unrivaled flexibility and control for multi-channel audio systems. Designed to work seamlessly with both music and cinematic audio, the 861 features advanced digital signal processing (DSP) that enables users to customize their listening experience. This model supports various connectivity options, including HDMI and digital audio inputs, ensuring compatibility with a wide range of sources. One of the key characteristics of the 861 is its ability to deliver high-resolution audio formats, making it a superior choice for audiophiles seeking pristine sound quality.

Moving on to the Meridian 561, this versatile preamplifier is designed for those who appreciate the nuances of carefully crafted audio. With its robust construction and superior circuitry, the 561 emphasizes low distortion and high clarity in audio playback. This model offers a range of inputs, including both analog and digital, allowing integration with various audio components. The 561 features Meridian's proprietary technologies that enhance the listener’s experience, such as Room Correction technology that compensates for acoustic anomalies in the listening environment, delivering optimal sound quality in any space.

The Meridian 568 processor holds its ground as a unique digital surround sound processor used in sophisticated home cinema systems. Known for its precision and clarity, the 568 is fully equipped to handle the complexities of modern audio formats, including Dolby Digital and DTS. With multiple output channels, it provides spacious sound staging, and its intelligent processing capabilities ensure that every frequency is rendered accurately. This model is particularly popular among home theater enthusiasts who demand a cinematic experience with uncompromised audio fidelity.

In summary, the Meridian 861, 561, and 568 not only represent technological prowess but also reflect Meridian Audio's dedication to providing exceptional sound experiences. Each model is engineered with unique features designed to meet diverse audio needs, ensuring that music and cinematic presentations are delivered with breathtaking realism and clarity. With these products, Meridian continues to lead the way in high-performance audio technology, setting benchmarks for quality and innovation in the industry.