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Meridian DSP33 User Manual

Meridian america inc. digital loudspeaker system user guide dsp33
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Meridian DSP 33 Digital Loudspeaker System

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Summary of Contents for Meridian DSP33

  • Page 1 Meridian DSP 33 Digital Loudspeaker System...
  • Page 2 Meridian DSP33 Digital Loudspeaker System User Guide...
  • Page 3 PE18 6ED England Tel (01480) 52144 Fax (01480) 459934 World Wide Web http://www.meridian-audio.com Part no: DSP33 Copyright © 1999 Digital Gramophone and Wireless Ltd. Boothroyd|Stuart Meridian, Meridian, Meridian Digital Theatre, Meridian Lossless Packing, MHR, and MLP are registered trademarks of Meridian Audio Ltd.

  • Page 4: Table Of Contents

    Contents Introduction Introduces the DSP33 Digital Loudspeaker System, and gives guidelines and suggested layouts to help you plan your surround system. The DSP33 Digital Loudspeaker System ... 2 Sample configurations ... 5 Specification and accessories ... 7 Setting up the DSP33...
  • Page 5 Configuring the DSP33 loudspeakers using a computer Describes how to configure the digital loudspeakers using the Meridian Configuration program. The Meridian Configuration program ... 24 Running the Meridian Configuration program ... 25 Creating a new settings file ... 27 Changing the setup options ... 29 Setting up sources ...

  • Page 6: Introduction

    For instructions on setting up the loudspeakers turn to the next chapter, Setting up the DSP33 Digital Loudspeaker System. Once they have been set up refer to Using DSP33 Digital Loudspeaker System, page 19, for information about getting the best results from all your music and film...

  • Page 7: The Dsp33 Digital Loudspeaker System

    If you are using the DSP33 Digital Loudspeaker System with a digital source, such as CD or DVD, the signals remain in digital form until the last possible stage.

  • Page 8: Power Amplifiers

    Mounting options The DSP33 is designed to be used either vertically or horizontally mounted and uses fully shielded drive units so that it can be placed above or below a television without interference.
  • Page 9 Meridian Comms The DSP33 Digital Loudspeaker System is part of the Meridian family of advanced digital, analogue, and video components, and these incorporate a sophisticated communications link, to allow you to control any combination of units using a single remote, and ensure that they will work together as a fully integrated system.

  • Page 10: Sample Configurations

    Sample configurations Meridian Digital Compact Theatre™ DSP33 rear DSP33 Meridian DVD Player Five DSP33 loudspeakers can be used in conjunction with a Meridian Surround Processor to create a compact surround system with superb music and cinema sound. DSP33 DSP33 Meridian Surround Processor...
  • Page 11 DSP33 Digital Loudspeaker System DSP33 Meridian DVD Player The DSP33 can be connected directly to almost any source that provides a PCM SPDIF output, including CD or DVD players, some PC soundcards, and digital satellite decoders. The DSP33 includes a DSP volume control, and with Meridian sources this operates seamlessly via the 500 comms system.

  • Page 12: Specification And Accessories

    Specification and accessories Specification Digital inputs 2 x cable, 75 , IEC958, 32-96kHz. FIFO locks at 44.1, 48, 88.2, or 96kHz 150ppm. 1 x digital output cable, 75 providing a copy of the selected input. Processing 1 x Motorola 56364 running at 100MHz. Power amplifiers Low feedback complementary bipolar design, with output-stage error...

  • Page 13: Available Accessories

    Available accessories The DSP33 is shipped ready to be used as the front speakers in a small Meridian Digital Theatre with a Meridian DVD Player (such as the 800 or 580) or a Meridian Digital Surround Controller (such as the 861, 568, or 561).

  • Page 14: Setting Up The Dsp33

    Setting up the DSP33 Digital Loudspeaker System his chapter explains how to install the DSP33 Digital Loudspeaker System. It describes what you should find when you unpack the speakers, how you should connect them to your other audio equipment, and the siting constraints.

  • Page 15: Unpacking

    Unpacking The digital loudspeaker system is supplied in a box containing the following components: DSP33 Loudspeaker(s) complete with grille. Four self-adhesive feet per speaker. This user guide. Power cord suitable for your territory per speaker. Meridian M5 lead. Meridian S5 lead.

  • Page 16: Positioning The Digital Loudspeakers

    If the DSP33 is mounted on a bookshelf, or mounted horizontally on top of a television, the feet should be attached as shown below. The best sound will only be obtained if the DSP33 is firmly mounted, and does not rock when pushed.
  • Page 17 For best results adjust the position of the loudspeakers while listening to music. If possible, have the most acoustically absorbent wall in the room behind the front speakers. Ideally have each DSP33 at least 0.5m (20") from a corner. If the speakers are mounted on stands, position them approximately 0.25m (12") from the wall.

  • Page 18: Connecting The Loudspeakers

    To reset the configuration of the digital loudspeaker The following procedure can be used to reset the configuration of the DSP33 loudspeaker to the default settings, without needing a computer, using the R reset plug supplied. Unplug the COMMS connections.

  • Page 19: Communications Connections

    The COMMS connection on a Meridian control unit or preamplifier. COMMS OUTPUT The COMMS INPUT on a second DSP loudspeaker. RS232 The serial port of a PC, to configure the DSP33. See Configuring the DSP33 loudspeakers using a computer, page 23.

  • Page 20: Connecting The Digital Loudspeakers

    Set the CHANNEL switch to the appropriate position on each loudspeaker. To use a DSP33 loudspeaker as a M5 lead centre speaker You can use a single DSP33 as a centre speaker in a Meridian COMMS OUTPUT INPUT surround system. CHANNEL Connect the speaker to the CENTRE digital output using an M5 lead, as shown in the previous illustration.
  • Page 21 To connect three or more DSP33 loudspeakers in a Meridian surround system DSP33 Centre (master) 568 Digital Surround Processor COMMS M5 lead S5 lead (digital unused) DSP33 – Main R DIGITAL COMMS INPUT OUTPUT OUTPUT INPUT CHANNEL S5 lead If your system includes more than two Meridian DSP...
  • Page 22 INPUT OUTPUT CHANNEL S5 lead You can create a complete system by connecting a pair of DSP33 loudspeakers directly to a digital source. You need the optional Meridian 512 Remote Eye, and a D5 lead, to allow you to control the volume and balance using the Meridian System Remote.
  • Page 23 To use the DSP33 as a multimedia speaker with a PC The DSP33 can be controlled via its RS232 port using any terminal emulation software such as HyperTerminal. This allows you to control the volume, balance, phase, bass and tilt in addition to the advanced setup features described in the next chapter.

  • Page 24: Loudspeaker System

    Loudspeaker System n systems with a Meridian preamplifier or control unit all of the functions of the DSP33, including volume, tilt, and bass, are operated via the controller. For more information refer to the user guide for the preamplifier or control unit, and you can ignore this chapter.

  • Page 25: Selecting A Source

    As standard, all the sources are set to select the D1 digital input of the DSP33. To select the D2 input, see To configure the source options, page 31. To switch to standby Press Off on the remote.

  • Page 26: Adjusting The Volume

    Adjusting the volume The digital loudspeakers adjust the volume in precise steps of 1dB, where 9dB is equivalent to doubling the loudness, and can be varied in the range 1 to 99dB. When you first connect power to the digital loudspeakers the volume is set to 65, which is similar to the midway position of the rotary volume control on a conventional preamplifier.

  • Page 27: Adjusting The Balance Or Phase

    Adjusting the balance or phase The balance control of the DSP33 Digital Loudspeaker System uses digital signal processing to compensate for an off-centre listening position by delaying and diminishing the sound in one speaker, thus effectively shifting the speaker’s image back.

  • Page 28: Computer

    System you connect the master loudspeaker to a PC, and then use the Meridian Configuration program to set the configuration you want. This chapter explains how to install the Meridian Configuration program, and then how to use it create your own configuration of the DSP33.

  • Page 29: The Meridian Configuration Program

    The Meridian Configuration program The Meridian Configuration program is a stand-alone Windows- based application that lets you design your own configuration of the DSP33 Digital Loudspeaker System to suit your own personal preferences and the particular configuration of equipment in your system.

  • Page 30: Running The Meridian Configuration Program

    Running the Meridian Configuration program To run the Meridian Configuration program Click Start, point at Programs, Meridian then click Product Configuration. The Meridian window will be displayed: The toolbar provides a convenient way of accessing the most important menu options: Button Option Function...
  • Page 31 To select which loudspeaker to configure In any system incorporating one or more DSP33 loudspeaker you will need to configure the master DSP33 loudspeaker; ie the one connected to the COMMS socket on your preamplifier or control unit by an M5 lead.

  • Page 32: Creating A New Settings File

    This section explains how to create a new settings file, using the Meridian Configuration program, and how to enter personal information to identify the settings in your product. If you are programming the DSP33 Loudspeaker for the first time: Click the New button in the toolbar.
  • Page 33 To display the settings Double-click the Digital active loudspeaker icon, to open it and display the settings it contains. The left-hand panel of the Meridian window will change to show the following two icons: Settings is the initial configuration in the settings file. Double-clicking Return to top level takes you back to the previous level.

  • Page 34: Changing The Setup Options

    Changing the setup options The next stage in editing the settings is to configure the general Setup options. To change the setup options Click the Setup icon in the left-hand panel of the Meridian window. The Setup options will be displayed: In the Controlled by section choose the appropriate option for the system you are using.
  • Page 35 Choose Main if the DSP33 is in the main room, Secondary if the DSP33 is used in a second room, or None if the DSP33 is in the second or third room of a three-room system. Comms controller Specifies whether the DSP33 is...

  • Page 36: Setting Up Sources

    Setting up sources This section describes how to use the Meridian Configuration program to configure the sources provided by the digital active loudspeaker. To set up sources Click the Sources icon in the left-hand panel of the Meridian window. The right-hand panel shows a list of the 12 sources that are available.
  • Page 37 D2. Tilt The Tilt setting allows you to adjust the broad balance of the DSP33 to correct for the acoustics of your listening room, or for a misbalanced recording. The Tilt can be adjusted between -10dB and +10dB in 0.5dB steps.
  • Page 38 Advanced Specify the Advanced options as follows: Select Poor digital audio source if you have difficulty locking to the source. If the source is connected to another Meridian unit, set Comms type to 1C for a Meridian CD player, 2C for a Meridian FM tuner, and 3C for a Meridian DVD player.

  • Page 39: Completing The Configuration

    The settings will then be downloaded and the back-panel indicator will flash. As the download proceeds the following dialogue box shows its progress: If the download was successful the DSP33 will switch itself to standby and the back-panel indicator will go dim.

  • Page 40: Troubleshooting

    Troubleshooting his chapter provides suggested solutions to typical problems that may occur when setting up the digital loudspeaker(s). If you are still not able to resolve a difficulty with the help of this guide and the suggestions in the following pages, please contact your Meridian dealer or Meridian Audio Ltd.

  • Page 41: Troubleshooting

    The power switch on the back panel of the DSP33 is turned If the DSP33 will still not illuminate, check any fuses in your power supply and the fuse in the inlet of the DSP33. If these are all intact, contact your dealer.
  • Page 42 Green indicator on back panel is flashing This normally indicates that the DSP33 is overheating, and that it has shut down to cool down. If the DSP33 is cold, it may indicate a fault. Meridian Configuration program repeatedly fails to talk to the loudspeaker Check that you have selected a COMMS port.
  • Page 43 Only the master loudspeaker plays Check the S5 cables are connected correctly. Sound is odd or mono Check the channel selector switches on both loudspeakers are correctly set.

  • Page 44: Service And Guarantee

    There are no user-serviceable parts inside the case, nor do the units require any form of maintenance. In the unlikely event that your DSP33 fails to function correctly, it should be returned, in its original packaging, to your Meridian dealer.

  • Page 46: Index

    Accessories 8 Audio inputs, digital 14 Back panel 13 Balance 22 Bass 32 Centre speaker not working 37 using DSP33 as 15 Communications connections 14 Components 10 Computer, configuring using 23 Configuring the digital surround controller using a computer 23...
  • Page 47 Tilt 32 Toolbar buttons 25 Troubleshooting 35 Unpacking 10 Volume adjusting 21 muting 21...

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