DSP8000 Digital Loudspeaker System User Guide
Contents
1. If this fails e Restore the default operation by selecting one of the standard types see Jo select a standard setting page 24 15 Setting up the DSP8000 loudspeakers 16 Setting up the DSP8000 loudspeakers Using the DSP8000 loudspeakers In systems with a Meridian surround controller all the functions of the DSP8000 loudspeakers including volume tilt and bass are operated via the controller For more information refer to the user guide for the surround controller and you can ignore this chapter The DSP8000 loudspeakers can also be connected directly to up to two digital sources to create a complete minimum system This chapter provides step by step instructions for operating the DSP loudspeakers in a system with no Meridian surround controller VF Using the DSP8000 loudspeakers 18 Using the DSP8000 loudspeakers Selecting a source When not playing the DSP8000 loudspeakers should be left in the standby state This uses a negligible amount of electricity but ensures that the components of the loudspeakers operate at maximum efficiency from the moment you start If you are not going to use the DSP8000 loudspeakers for several days you should switch each unit completely off at the back panel and disconnect it from the AC power supply To select a source e Press the appropriate source key on the remote eg Radio This will bring the DSP8000 loudspeakers out of standby and th2. Index 23 24 26 27 28 31 32 33 34 35 Contents Copyright and acknowledgements Sales and service in the UK Meridian Audio Ltd Latham Road Huntingdon Cambridgeshire PE29 6YE England Tel 01480 445678 Fax 01480 445686 Sales and service in the USA Meridian America Inc 8055 Troon Circle Suite C Austell GA30168 7849 USA Tel 404 344 7111 Fax 404 346 7111 http www meridian audio com Designed and manufactured in the UK Meridian Audio Ltd Latham Road Huntingdon Cambridgeshire PE29 6YE England Copyright 2002 2010 Meridian Audio Ltd Part no DSP8000U 4 P86500 Meridian Digital Theatre Meridian Lossless Packing MHR 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 1 Introduction Introduction Welcome to the Meridian DSP8000 Digital Loudspeaker System This user guide provides full information about using the DSP8000 loudspeakers in conjunction with your other equipment to achieve the superb results you can expect fro
3. DSP8000 Digital Loudspeaker System User Guide Important safety instructions e Read the instructions e Keep these instructions e Follow all instructions e Do not use this apparatus near water e Clean only with a dry cloth e Install only in accordance with the manufacturer s instructions e Refer all servicing to approved service personnel e Do not disassemble no user servicable parts inside This apparatus has been designed with Class 1 construction and must be connected to a mains socket outlet with a protective earthing connection the third grounding pin The apparatus may be isolated from mains power either by unplugging the power connector from the rear of the unit or by unplugging the connector at the opposing end of the power cord or cable from its supply outlet As a result either or both of these connectors should remain accessible Safety warnings WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE e Do not expose the unit to dripping or splashing e Do not place any object filled with liquid such as a vase on the unit e Do not place naked flame sources such as lighted candles on the unit To avoid overheating e Leave at least 10cm around the equipment to ensure sufficient ventilation Do not position the unit e In direct sunlight e Near heat sources such as a radiator e Directly on top of heat producing equipment T
4. Components Each pair of DSP8000 loudspeakers is supplied with the following components e The DSP8000 loudspeakers e A hex wrench 8mm for the drive units e A 10mm spanner for removing the headboard e Six shouldered spikes for the head unit e One power cord per speaker suitable for your territory e This user guide If any of these items are missing please contact your dealer We suggest that you retain the packaging carefully as it provides maximum protection in transit Unpacking To unpack the DSP8000 loudspeakers please follow the instructions on the accompanying leaflet Caution Meridian Audio has taken every care in the design assembly finishing and packing of this product The high gloss finish on parts of the cabinet is achieved by painting up to five coats of polyester lacquer onto the plywood each one hand polished Due to the product size and cabinet construction small marks on the lacquer surface may be visible when unpacked These small marks can usually be removed as described in Maintenance and cleaning page 33 It is the nature of all lacquer finishes to shrink over time This is unavoidable and may result in cabinet joint lines becoming visible Meridian Audio has supplied products using lacquer finishes for many years and we are confident that when carefully used your product will return a lifetime s enjoyment Tightening the drive units The DSP8000 loudspeakers typically take abou
5. If you are using a DSP8000 loudspeaker as a centre channel place the speaker centrally between the main left right pair and if possible arrange for the treble units of the three speakers to be approximately the same height Connecting the loudspeakers Back panel The following diagram gives details of the back panel connections MERIDIAN SPEAKERLINK MERIDIAN COMMS DIGITAL INPUT OUTPUT INPUT OUTPUT INPUT OUTPUT O O Meridian Meridian BNC Digital SpeakerLink Comms co axial connections connections connections You can connect to the DSP loudspeakers using either the SpeakerLink connectors or the Meridian BNC Comms and digital co axial connectors Connecting using Meridian SpeakerLink The Meridian SpeakerLink connectors provide both balanced digital and Meridian Comms control in a single SpeakerLink lead The following table gives details of these connections Use this connection To connect to this MERIDIAN SPEAKER LINK INPUT A digital source with a Meridian SpeakerLink connector such as a Meridian G Series digital surround controller digital preamplifier CD player or DVD player A second slave DSP loudspeaker MERIDIAN SPEAKER LINK OUTPUT The digital connections should be made with SpeakerLink leads Suitable cables are available from your Meridian dealer Standard CAT5 computer cables may also be used We do not recommend the use of cables longer than 50 metres Only connect the
6. e Press Function A or Function W to change the treble The treble control tilts the frequency of the response over the entire frequency range to make the sound brighter or dimmer It can be adjusted between 10db in 0 5dB steps Normally settings between 1 0 and 2 0 will give the most natural results To change the bass e Press Function lt or Function P until the display shows the current bass setting For example e Press Function A or Function W to change the bass The bass control allows you to adjust the bass response in the room by 5dB in 0 5dB steps Normally settings between 3 0 and 2 0 will give the most natural results To change the absolute phase e Press Function lt or Function P until the display shows the current phase For example e Press Function A or Function W to change the phase 21 Using the DSP8000 loudspeakers 22 Using the DSP8000 peewee Changing the listening position The balance control of the DSP8000 loudspeakers 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 The axis control allows you to adjust the optimum listening height of the DSP8000 loudspeakers like a balance control operating in the vertical plane If you have a Meridian Surround Controller these functions are performed via the surround controller To c
7. specifications at any time Available accessories Other applications and some advanced features may require one or more of the following accessories which can be purchased from your Meridian dealer e MSR remote e Interconnecting leads e AC11 SpeakerLink Hub to allow interconnection between newer products with SpeakerLink connectors and products with Meridian BNC Comms or Meridian DIN Comms connectors e AC12 SpeakerLink accessory to allow interconnection to older Meridian source or controller products y Setting up the DSP8000 loudspeakers Setting up the DSP8000 loudspeakers This chapter explains how to install your DSP8000 loudspeakers 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 8 Setting up the DSP8000 loudspeakers Unpacking Before you begin installation you should ensure that your DSP8000 loudspeakers are the correct voltage for your local AC supply If they are not do not try to install them and contact your dealer You should not make any connections to the DSP8000 loudspeakers or to any other component in your system while the AC power supply is connected and switched on Care when unpacking Take great care when unpacking or re packing the DSP8000 loudspeakers that you do not put undue pressure on the side containing the drive units as they may be damaged if pressed
8. the signals remain in digital form until the last possible stage DSP loudspeaker drivers Each DSP8000 loudspeaker uses six multiple high efficiency long throw custom bass drive units The bass units are mounted symmetrically in pairs on the sides of the bass cabinet cancelling vibration in order to minimise interference with the mid range and treble units The treble and mid range drivers are mounted in a separate sealed head assembly The treble unit is a semi horn loaded composite dome design with a silver voice coil The mid range unit incorporates a cone made from a uniquely light and stiff combination of polymers to give unparalleled transparency Power amplifiers The speakers are driven by five independent high power low feedback power amplifiers mounted on a multi finned extruded heatsink The combination of idealised magnetic design careful star earthing and very fast output devices gives the amplifiers extremely low noise high detail and fast bass The whole electronic assembly is supplied from two substantial toroidal transformers feeding high quality audiophile grade capacitors Cabinet Each DSP8000 loudspeaker is built around a precision manufactured cabinet which uses innovative design techniques to give exceptionally low coloration and amazing mid range transparency The head assembly is a sealed enclosure fabricated from curved pressure laminated panels each using multiple layers of selected woods an
9. Digital co axial input and output e Meridian BNC Comms input and output Digital formats e 44 1 96kHz FIFO locks at 44 1 48 88 2 or 96kHz 150ppm e PCM using SPDIF IEC60958 or MHR connection support with auto detection Output stages e Power amplifiers Complementary bipolar design with output stage error correction and twin loop design e Bass 3 x 150W e Mid 150W e Treble 150W e Total 750W The DSP8000 includes drive unit thermal protection Acoustic e 35 way e Closed bass enclosure e Separate mid top plywood cabinet e Bass drive unit 6 x 200mm 8 high efficiency long throw custom drivers e Mid drive unit 1 x 160mm 6 custom driver e Treble drive unit 1 x 25mm 1 Boothroyd Stuart piston in short horn composite dome with silver voice coil Characteristics e Distortion typically lt 0 01 or lt 0 02 up to full power at all frequencies e Noise and hum lt 94dBr at all volume settings e Acoustic output typically gt 115dB spl 1m e Acoustic noise lt 15dB spl 1m e Frequency response in room response within SdB 25Hz 35kHz Cabinet e Entire speaker manufactured from interlaminated panels Glass front e Finished in high gloss piano lacquer e 400mm x 1300mm x 528mm 15 7 x 51 2 x 20 8 W x H x D excluding feet e 105kg 2311b each Power e 100 125 200 250V AC 50 60Hz e 20VA standby 920VA max Meridian Audio reserves the right to amend product
10. PUT INPUT OUTPUT Speakerl ink lead Speakerl ink lead You can create a complete system by connecting a pair Configure the master DSP8000 as M RJ45 and the of DSP8000 loudspeakers directly to a digital source slave DSP8000 as S RJ45 see Jo choose master or The DSP loudspeakers include volume balance and slave and the primary connector page 24 tone controls allowing you to control the system using an MSR If the Meridian source or control unit includes a Meridian Speakerl ink output such as the Meridian 808 3 CD Player you can make all the connections using SpeakerLink leads The Meridian Speakerl ink connection provides both two channel digital audio and Meridian Comms control This is an alternative to the home run wiring configuration shown in the previous section e Connect the upper SpeakerLink output from the Meridian product to the SpeakerLink input on the DSP8000 chosen as the master using a Speakerl ink lead e Connect the SpeakerLink output from the master DSP8000 to the SpeakerLink input on the other slave DSP8000 using a second Speakerl ink lead 14 Setting up the DSP8000 loudspeakers To connect to a Meridian product with BNC Comms G Series CD Player or Control Unit DIGITAL OUTPUT BNC COMMS Digital BNC lead Front R Slave Front L Master MERIDIAN MERIDIAN DIGITAL MERIDIAN MERIDIAN DIGITAL SPEAKERLINK COMMS SPEAKERLINK COMMS INPUT O
11. SPEAKERLINK INPUT OUTPUT INPUT OUTPUT Speakerl ink lead Speakerl ink lead You can create a complete system by connecting a pair of DSP8000 loudspeakers directly to a digital source The DSP loudspeakers include volume balance and tone controls allowing you to control the system using an MSR If the Meridian source or control unit includes a Meridian SpeakerLink output such as the Meridian 808 3 CD Player you can make all the connections using SpeakerLink leads The Meridian SpeakerLink connection provides both two channel digital audio and Meridian Comms control This is an alternative to the daisy chain wiring configuration shown in the next section e Connect the upper SpeakerLink output from the Meridian product to the SpeakerLink input on the DSP8000 chosen as the master using a SpeakerLink lead e Connect the lower SpeakerLink output from the Meridian product to the SpeakerLink input on the other slave DSP8000 using a second SpeakerLink lead e Configure the master DSP8000 as M RJ45 and the slave DSP8000 as S RJ45 see To choose master or slave and the primary connector page 24 13 Setting up the DSP8000 loudspeakers To connect to a Meridian product using SpeakerLink daisy chain Front R Slave Meridian 808 3 CD Player Front L Master MERIDIAN MERIDIAN MERIDIAN SPEAKERLINK SPEAKERLINK SPEAKERLINK INPUT OUT
12. UTPUT INPUT OUTPUT INPUT OUTPUT NPUT OUTPUT INPUT OUTPUT INPUT OUTPUT O O O O O O RJ45 lead e Connect the MERIDIAN SPEAKERLINK OUTPUT from the master DSP8000 to the SpeakerLink input on the other slave DSP8000 using a Speakerl ink lead e Configure the master DSP8000 as M Coax and the slave DSP8000 as S RJ45 see To choose master or slave and the primary connector page 24 If the Meridian source or control unit provides a Meridian BNC Comms output you will need to connect it to the DSP loudspeakers using a Digital BNC lead e Connect the DIGITAL OUTPUT and the BNC COMMS socket from the Meridian source or control unit to the DIGITAL INPUT and COMMS INPUT on the DSP8000 chosen as the master using a Digital BNC lead Auto configuration In a system of Meridian products one of the products acts as the controller for the system It receives infra red commands from the MSR and then if appropriate relays them to the other products in the system via the Comms link The following automatic setup procedure should be used to set up the Comms correctly between several products e Switch all the units to standby e Press Clear on the MSR remote All the other units will be configured as non controllers The displays show If for any reason the automatic setup does not work make sure you are operating the remote from a position where all the units can receive the infra red and try again
13. additional frequency response option is then provided to allow you to adjust the centre speaker with the options C Free C Boun C Sub 1 C Sub 2 and C Corner e Press Function P or Function until the display shows the current centre frequency response For example e Press Function A or Function V to select the appropriate option for the centre speaker An additional centre tilt offset option is also provided The centre tilt offset is added to the treble value for the selected source The recommended setting is 1dB when the speaker is positioned above a television e Press Function P or Function until the display shows the current centre tilt offset For example e Press Function A or Function V to adjust the centre tilt offset To specify the ambient temperature for thermal protection The DSP8000 drive units are protected from overheating by thermal protection software This is already configured correctly for most domestic listening environments but if the ambient temperature is greater than 24 C 75 F you should adjust the ambient temperature setting e Press Function B or Function until the display shows the current ambient temperature setting e Press Function A or Function V to specify the ambient temperature For example When thermal protection is active the lower left green indicator will be illuminated To store the settings Once you have adjusted the frequency response for
14. as been set up as not controller in the Meridian Configuration program see Configuring the setup options page 28 Note that this may be deliberate by your dealer Configuring the DSP8000 loudspeaker does not have any effect Make sure that you are configuring the DSP8000 loudspeaker used as the master digital loudspeaker in the system This determines the configuration of sources and setup options for all slave digital loudspeakers in the system Drive units move when the speaker is switched on or off e This is normal as the speaker active electronics settle There is radio interference The DSP8000 loudspeaker is a digital audio and computing device which has been designed to very high standards of electromagnetic compatibility If this equipment does cause or suffer from interference to from radio or television reception then the following measures should be tried e Reorient the receiving aerial or antenna or route the antenna cable of the receiver as far as possible from the DSP8000 loudspeaker and its cabling e Ensure that the receiver uses well screened antenna cable e Relocate the receiver with respect to the DSP8000 loudspeaker e Connect the receiver and this product to different AC outlets e If the problem persists contact your dealer Only the master loudspeaker plays e Check the cables are connected correctly Sound is odd or mono e Check that the DSP8000 loudspeakers are correctly configured a
15. cables to the output of a Meridian product Connecting using the Meridian BNC Comms and digital co axial connectors The following table gives details of these connections Use this connection MERIDIAN COMMS To connect to this The BNC COMMS connection INPUT on a Meridian control unit or preamplifier The BNC COMMS INPUT on a second DSP loudspeaker MERIDIAN COMMS OUTPUT DIGITAL INPUT A digital source such as a Meridian G Series digital surround controller digital preamplifier CD player or DVD player A second slave DSP loudspeaker DIGITAL OUTPUT The Comms connections should be made with BNC to BNC leads Suitable cables are available from your Meridian dealer Standard computer BNC to BNC cables may also be used The digital connections should be made with high quality 75Q screened cable Suitable cables are available from Meridian We do not recommend using audio cables which do not have adequate shielding or the correct impedance or cables intended for UHF applications as these do not provide adequate shielding in the 1 30MHZz region 11 Setting up the DSP8000 loudspeakers 12 Setting up Connecting to other equipment the DSP8000 loudspeakers To connect to a Meridian product with SpeakerLink home run Front R Slave Meridian 808 3 CD Player Front L Master MERIDIAN MERIDIAN MERIDIAN SPEAKERLINK SPEAKERLINK
16. d metal to provide high stiffness and damping Its narrow tapered shape offers optimum dispersion across a wide listening area It is supported on the bass enclosure by three machined feet Like the head unit the bass cabinet is constructed from interlaminated panels with extensive bracing The front panel is 6mm glass and incorporates a window for the matrix display and infrared remote control sensor The cabinet stands on triangulated adjustable machined foot assemblies with provision for floor spikes or skids Meridian High Resolution MHR The DSP8000 loudspeakers support Meridian High Resolution MHR to allow you to connect to other MHR compliant Meridian products to take advantage of high rate audio sources and provide the additional benefits of lower jitter and improved sound quality on all sources MHR is a proprietary secure encoding format that uses encryption and anti copy methods to provide a secure copyright protection environment and allow the secure transfer of audio streams within a Meridian only system for playback only Meridian Comms The Meridian DSP loudspeakers are 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 The communications system also allows you to extend your hi fi sy
17. e DSP8000 loudspeakers provide the following five alternative standard settings called Types which configure all aspects of the loudspeaker into the most commonly needed configurations Description Standard setting for 2 channel system For use with a Meridian CD player eg 808 3 connected to the SpeakerLink input all other sources use the co axial input For use with a Meridian Surround Controller For use in a second room For use in the second or third room of a three room system Types 2 3 and 4 are for compatibility with 200 600 series units In all cases except Type 5 the D1 input is used for all sources Choosing one of the standard settings overrides any other configuration you may have performed and so can be used to reset the configuration of the speakers To select a standard setting e Switch off the DSP loudspeaker e Turn on the power again while holding down the number key on the remote which corresponds to the Type you want to use The display will show the Type number For example e Release the remote key The display will show You should now specify the speaker s position as follows To specify the speaker position e Press A or Y to specify the speaker position The options are shown in the following table Position Left Right Display Centre Type 6 only To choose master or slave and the primary connector You should select one loudspeaker to be the mas
18. e displays will show the currently selected source and volume setting For example Initially all the sources are set to use the SpeakerLink digital input To configure all sources to use the co axial input configure the speaker as M Coax or S Coax see To choose master or slave and the primary connector page 24 To configure an individual source to use a different input see Jo configure a source page 27 To switch to standby e Press Off on the remote The loudspeakers will switch to standby The displays will show Changing the display The DSP8000 loudspeakers display information about the current settings on the 8 character front panel display In addition three coloured indicators show status information To change the displayed information e Press Display Pressing Display steps between the following options Display option Example Source and volume Meridian source display dashes if not present Audio format Blank The audio format display shows PCM Data or MHR followed by the frequency or NL not locked Status indicators The display includes the following status indicators Indicator Description Red Master loudspeaker Yellow 88kHz or 96kHz input Green Thermal protection see Troubleshooting page 31 19 Using the DSP8000 loudspeakers 20 Using the DSP8000 loudspeakers Adjusting the volume The DSP8000 loudspeakers adjust the volume in precise steps o
19. f 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 DSP8000 loudspeakers the volume is set to 65 which is similar to the midway position of the rotary volume control on a conventional preamplifier To change the volume e Press the A or W volume keys on the remote As you adjust the volume setting the display will show the current volume level For example To mute the sound e Press Mute on the remote The display will show To restore the sound e Press Mute again on the remote Alternatively the sound will be restored if you adjust the volume Changing the treble bass or phase The DSP loudspeakers provide sophisticated treble and bass controls to allow you to adjust the broad balance of the system to correct for the acoustics of your listening room or for a misbalanced recording The controls are more subtle than conventional tone controls and take advantage of digital signal processing techniques to provide a more natural adjustment of the frequency response You can also change the absolute phase of the signal to compensate for signals which are out of phase giving an unnatural sounding bass If you have a Meridian Surround Controller these functions are performed via the surround controller To change the treble e Press Function lt or Function P until the display shows the current treble For example
20. hange the balance e Press Function lt or Function P on the remote until the display shows the current balance For example e Press Function A or Function W to change the balance The display shows the direction and position of the listening position For example There are 32 steps in each direction To change the axis e Press Function lt or Function P on the remote until the display shows the current axis setting For example e Press Function A or Function W to change the axis The axis can be adjusted between 3 and 2 where O corresponds to the axis of the treble unit Usually a listener will be below that position so we recommend settings of 1 or 2 Configuring the DSP8000 loudspeakers This chapter explains how to configure the DSP8000 loudspeakers to suit the other equipment in your system The first stage in configuring the DSP8000 loudspeakers is to choose one of the standard settings and these are designed to set all of the parameters to their most common values You can also configure each setting individually for applications not catered for by one of the standard settings Once you have configured the DSP8000 loudspeakers you will probably never need to change the configuration unless you alter the equipment connected to your system at a later stage 23 Configuring the DSP8000 loudspeakers 24 Configuring the DSP8000 loudspeakers Choosing standard settings Th
21. he sources on the DSP loudspeaker you have specified as the master Option Initial value Label ra CD Radio LP etc Audio input D1 or D2 Comms type NC Address 1A 8A FIFO YorN Alternatives 1C 9C or To configure a source While in configuration mode e Press the source key on the remote corresponding to the source you want to configure For example to configure the Radio source press RADIO The display shows e Press B or to step between options The right hand set of characters shows the current value of the option e Press A or W to change the value of the option When you have finished programming sources e Switch off at the back panel and then switch on again to restore normal operation The options are summarised in the table below Explanation The label used to identify the source on the front panel display Choose D1 for the input configured as the primary connector or D2 for the other input Choose 1C for a Meridian CD player 2C for a Meridian FM Tuner 3C for a Meridian DVD player or NC otherwise Choose 1A unless you have several Meridian products of the same Comms type Choose N to disable the FIFO buffer if you have difficulty locking to a poor source 27 Configuring the DSP8000 loudspeakers 28 Configuring the DSP8000 loudspeakers Configuring the setup options The setup options allow you to adjust the frequency To adjust the freq
22. ly it should be returned in its original packaging to your Meridian dealer In case of difficulty within the UK or USA please contact the appropriate sales and service address shown on page iv In case of difficulty outside the UK or USA contact the importing agent for the territory A list of Meridian agents abroad is available from Meridian Audio No responsibility can be accepted for the DSP8000 loudspeakers whilst in transit to the factory or an agent and customers are therefore advised to insure the unit When seeking service under guarantee proof of the date of purchase will be required Guarantee The DSP8000 Loudspeakers are guaranteed against defects in material and workmanship for 3 years from the date of purchase or 6 years if you register your product with Meridian The guarantee is void if the DSP8000 Loudspeakers have been subject to misuse accident or negligence or has been tampered with or modified in any way without the written authorisation of Meridian Audio Limited Note that connecting anything other than the correct network lead to the COMMS sockets may cause damage to the DSP8000 Loudspeakers which will not be covered by this guarantee Attempted servicing by unauthorised people may also invalidate this guarantee Labour and carriage charges are not covered unless by local agreement Outside the UK local warranty liability is restricted to equipment purchased within the territory Our agents abroad a
23. m them Meridian DSP8000 loudspeaker system The Meridian DSP8000 loudspeaker system represents the fruits of more than 30 years of continuous development of loudspeakers as musical instruments The finest materials and state of the art design are combined to create what we believe is the ultimate home loudspeaker Digital Signal Processing Digital Signal Processing or DSP is a technique pioneered by Meridian in hi fi products for achieving extremely accurate reproduction of audio signals using high precision mathematical processing DSP allows sophisticated processing to be performed without any of the cumulative noise or degradation that inevitably occurs even with high quality analogue circuitry In addition the signal improvement techniques incorporated in the Meridian DSP loudspeakers would be virtually impossible to implement in analogue circuitry The Meridian DSP loudspeakers take advantage of DSP for several different functions e To remove timing variations from the incoming digital signals de jittering e To upsample 44 1kHz and 48kHz signals to 88 2kHz and 96kHz e To split the frequency band between bass mid range and treble drivers crossover e To perform filtering or adjustment of the frequency response eg treble or bass e To provide volume control to 48 bit precision e To perform electronic equalisation If you are using the Meridian DSP loudspeakers with a digital source such as CD or DVD
24. o avoid interference Do not position the unit e Near strong electrical or magnetic radiation such as near a power amplifier Radio interference FCC Warning This equipment generates and can radiate radio frequency energy and if not installed and used correctly in accordance with our instructions may cause interference to radio communications or radio and television reception It has been type tested and complies with the limits set out in Subpart J Part 15 of FCC rules for a Class B computing device These limits are intended to provide reasonable protection against such interference in home installations EEC This product has been designed and type tested o comply with the limits set out in EN55013 and EN55020 CE Contents Introduction Meridian DSP8000 loudspeaker system Sample configurations Specifications Setting up the DSP8000 loudspeakers Unpacking Positioning the DSP8000 loudspeakers Connecting the loudspeakers Connecting to other equipment Using the DSP8000 loudspeakers Selecting a source Changing the display Adjusting the volume Changing the treble bass or phase Changing the listening position O A N 10 12 17 18 19 20 21 22 Configuring the DSP8000 loudspeakers Choosing standard settings Specifying information about your system Configuring the sources Configuring the setup options Troubleshooting Troubleshooting Maintenance and cleaning Service and guarantee
25. re only under contractual obligation to service under guarantee equipment sold through them They are entitled to make a non refundable charge for any service carried out on other equipment This guarantee does not limit your statutory rights within the United Kingdom Index A absolute phase changing 21 accessories 6 auto configuration 15 axis changing 22 B balance changing 22 bass changing 21 BNC Comms 11 configuring 24 connecting with 14 C centre frequency response configuring 28 centre tilt offset configuring 29 cleaning 33 Comms 3 input 11 output 11 communications connections 11 components 8 configuration options 26 configuring setup options 28 configuring sources 27 connecting 11 using BNC Comms 14 using Speaker ink daisy chain 13 using SpeakerLink home run 12 connections Comms 11 digital co axial 11 SpeakerLink 11 D Meridian Digital Music System 5 Meridian Digital Theatre 4 Meridian High Resolution MHR 3 muting the sound 20 R digital connections 11 configuring 24 digital signal processing 2 dismantling the loudspeakers 9 display changing 19 drive units 2 tightening 8 F frequency response configuring 28 G grilles fitting and removing 33 guarantee 34 L lacquer finish 8 polishing 33 listening position changing 22 M maintenance 33 master configuring 26 configuring setup options 28 configuring source
26. s 27 selecting 24 radio interference 10 32 S safety warnings il sample configurations Meridian Digital Music System 5 Meridian Digital Theatre 4 selecting a source 18 service 34 settings storing 29 setup options configuring 28 slave configuring 26 specifying 24 sources configuring 27 selecting 18 SpeakerLink 11 configuring 24 connecting with 12 13 speaker position configuring 24 specification 6 standard settings selecting 24 standby switching to 18 status indicators 19 storing settings 29 switching to standby 18 T Tightening the drive units 9 tilt offset configuring 28 treble changing 21 troubleshooting 31 U unpacking 8 V volume 20 adjusting 20 muting 20
27. s Left and Right respectively Unit goes silent when played hard and displays Hot e The DSP8000 loudspeakers have a temperature sensing system on board which prevents overheating of the electronics The sound will continue when the speaker has cooled The green indicator flashes or stays on This indicates that the DSP is protecting the loudspeaker drive units from overheating It is normal for this light to stay on after a long period of listening at high sound levels Maintenance and cleaning Fitting and removing the grilles When fitting the grilles ensure that the two cutouts are at the 3 o clock and 9 o clock positions as this will align the pattern on the grille fabric correctly To remove the grilles grasp the grille by the two cutouts and pull gently away from the loudspeaker Cleaning Small marks on the lacquer surface can usually be removed with a damp cloth Deeper scratches can be removed by treating with additional polyester lacquer filler and then polishing carefully Consult your authorised Meridian dealer for advice before attempting any repair 33 Troubleshooting 34 Troubleshooting Service and guarantee Service The Meridian components have been carefully designed to give years of untroubled service There are no user serviceable parts inside the case nor do the units require any form of maintenance In the unlikely event that your DSP loudspeaker fails to function correct
28. stem into two or three rooms with the ability to control the sources in one room from the controller in another room The following pages show two recommended configurations based on the Meridian DSP8000 loudspeakers to illustrate the flexibility of Meridian components 3 Introduction 4 Introduction Sample configurations Meridian Digital Theatre DSP8000 DSP8000 DSP7200HC DSP8000 DSP8000 ene Meridian 800 Reference DVD CD Player Meridian 861 Reference Surround Controller Up to seven Meridian DSP8000 loudspeakers can be used in conjunction with a Meridian Surround Controller to create a digital surround system with superb music and cinema sound The Meridian DVD Player is an ideal source for use with DSP loudspeakers It allows you to play both audio CDs and DVD movies with the audio kept in digital form until the last possible stage 5 Introduction Meridian Digital Music System DSP8000 DSP8000 Meridian 808 3 CD Transport Meridian DSP loudspeakers include DSP volume and tone controls and can be connected directly to up to two digital sources to create an extremely compact high quality music system 6 Introduction Specifications Connections e Meridian SpeakerLink RJ45 input and output providing balanced digital audio Meridian Comms and serial interface e
29. t two weeks of normal use for the drive units to settle It is therefore recommended that you leave the grilles unfitted during this period and tighten the mounting bolts on each drive unit every few days Tighten the bolts in symmetrically opposite pairs using the 3mm hex wrench provided You should then check and if necessary retighten the drive units every few years To dismantle the loudspeakers It is advisable to remove the head units when moving the speakers This is achieved by disconnecting the head lead from the head unit and lifting off the head Take care while the head is not in position as this exposes its mounting spikes While not in place the head should be stored safely but care should also be taken of the surface they are placed upon as it may be damaged by the cups When dismantling the speakers always disconnect and switch off the power first Note Do not disconnect the head lead while the unit is connected to the AC supply and switched on 9 Setting up the DSP8000 loudspeakers 10 Setting up the DSP8000 loudspeakers Positioning the DSP8000 loudspeakers To obtain the best sound 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 DSP8000 loudspeaker at least 0 5m 20 from a corner and position them approximately 0 25m 10 from the wall
30. ter this will normally be the centre channel For more information see Connecting to other equipment page 12 Each other DSP loudspeaker should be configured as a slave e Press the Play key on the remote e For each speaker this steps between the following four options Master slave Primary input Master Meridian SpeakerLink Master Digital co axial Slave Meridian SpeakerLink Slave Digital co axial Initially all sources will be configured to use the primary input you have specified but you can configure individual sources to use the other input see 7o configure a source page 27 For example to define the left speaker as a slave using the digital co axial connectors The display shows When you have configured the loudspeaker e Switch off the DSP loudspeaker using the power switch on the back and then switch on again to restore normal operation 25 Configuring the DSP8000 loudspeakers 26 Configuring the DSP8000 loudspeakers Specifying information about your system You can configure the operation of the DSP loudspeakers to suit the way your system is set up and the way in which you want to use it These settings are configured automatically to appropriate values when you choose one of the standard Type settings and you should not normally need to alter them see Jo select a standard setting page 24 To configure the DSP loudspeaker e Turn off the DSP loudspeaker using
31. the speakers in your system you should store the settings using the following procedure e Press Function Store The display shows e Turn off the DSP8000 loudspeaker using the power switch on the back panel When you turn on the power again the speaker will operate normally with the setting you have stored 29 Configuring the DSP8000 loudspeakers 30 Configuring the DSP8000 loudspeakers 31 Troubleshooting Troubleshooting This chapter provides suggested solutions to typical problems that may occur when setting up the DSP8000 loudspeakers If you are still not able to resolve a difficulty with the help of this guide and the suggestions on the following pages please contact your Meridian dealer 32 Troubleshooting Troubleshooting Display on front panel not lit e Check the display mode by pressing DISPLAY on the MSR e Check there is AC power connected to the socket on the back of the DSP loudspeaker e Check the power switch on the back panel of the DSP loudspeaker is turned on If the display will still not illuminate check any fuses in your power supply and the fuse in the inlet of the DSP8000 loudspeaker If these are all intact contact your dealer Unit stays in standby e Check that it is connected correctly e Turn the system on from another Meridian product in the system Remote not working e Check the battery in the MSR remote e See if the DSP8000 loudspeaker h
32. the power switch on the back panel e Turn on the power again while holding down the 0 key on the remote The display will show the current setting of the first configuration option For example e Press or to step between the options e Press A or W to change the value of the current option Option Position and master slave Compatibility G 500 200 Pre or 200 CD Controller mode Auto Con or NCon System address 1 8 Product address 1 8 Volume mode 1 normal 2 3 second or additional room Balance control N or Y Centre menus N or Y Diagnostic displays N or Y Initial value in Type 1 G gives 500 and 800 Comms and MSR sources 500 gives 500 Comms and MSR sources and 200 Pre or 200 CD are legacy modes The following table shows the options you can configure Configuring the sources The DSP loudspeakers provide 12 sources corresponding to the 12 source selection keys on the remote CD RADIO DVD AUX DISC TAPE TV CABLE SAT VCR1 VCR2 and GAME If the configuration you want is not catered for by one of the standard settings you can configure each source individually For each source you can configure e The label used for it on the front panel display from a range of alternative labels e The digital input it selects e The comms type and address to control other Meridian equipment e Other advanced options You only need to configure t
33. uency response response of the loudspeakers to compensate for their position You only need to configure the master e Press Function or Function lt until the display shows the current response setting loudspeaker When configuring the DSP8000 loudspeakers For example point the remote at the speakers even if you have a Meridian Surround Controller e Press Function A or Function Y to select the appropriate option as follows To select Setup mode What it means e Turn off the DSP loudspeaker using the power switch p i Flat frequency on the back panel i response e Turn on the power again while holding down the Herm mu Speaker closer than Store key on the remote 0 5m 20 to a wall nggi df Applies a second order The display will show RES high pass filter at 80Hz for use with an It will then revert to standby analogue subwoofer arden m Applies a second order 120Hz for use with an You can now operate the speaker in the usual way analogue subwoofer using the additional setup menus to adjust the Pore Er pe Speaker closer than response while listening to sources es 0 5m 20 to a corner When you have finished adjusting the setup options e Switch off at the back panel and then switch on again to restore normal operation with the setup you have programmed To adjust the centre frequency response and tilt offset If your system includes a DSP centre speaker you should set Centre Y on the master speaker An
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